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Cap assembly and rectangular type secondary battery having the cap assembly

In a cap assembly and a rectangular type secondary battery having the cap assembly, the cap assembly includes a cap plate made of a metallic or nonmetallic material, a hollow, low-melting point glass metal tube inserted into a hole formed in the cap plate, and a metallic or nonmetallic pin inserted into the hollow glass metal tube, wherein the cap plate, the glass metal tube and the pin are atomically bonded with one another at their contact areas by high-temperature heating.




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Catalyst layer for fuel cell membrane electrode assembly, fuel cell membrane electrode assembly using the catalyst layer, fuel cell, and method for producing the catalyst layer

A catalyst layer for a fuel cell membrane electrode assembly includes a plurality of agglomerates, adjacent ones of the plurality of agglomerates contacting with each other with pores provided between said adjacent ones of the plurality of agglomerates, each of the plurality of agglomerates being formed by packing a plurality of catalysts each consisting of noble metal fine particles supported on a fiber-like support material, adjacent ones of the plurality of catalysts contacting with each other with pores provided between said adjacent ones of the plurality of catalysts, and each of the plurality of catalysts contacting with a plurality of catalysts other than said each catalyst at a plurality of contact points. This allows providing a catalyst layer, a fuel cell membrane electrode assembly, and a fuel cell, each of which has compact size and excellent power generation performance, and a method for producing the same.




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Multi-layer polyelectrolyte membranes

A multilayer polyelectrolyte membrane for fuel cell applications includes a first perfluorocyclobutyl-containing layer that includes a polymer having perfluorocyclobutyl moieties. The first layer is characteristically planar having a first major side and a second major side over which additional layers are disposed. The membrane also includes a first PFSA layer disposed over the first major side of the first layer and a second PFSA layer disposed over the second major side of the first layer.




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Stripe coated linerless labels

A linerless label is provided, that can be easily imaged, printed, or hand written upon by the end user. The label consists of a single ply, dispensed usually in a roll form, or alternatively, in a stacked form. A label roll is formed from a web of ply. The face of the web is stripe coated with an adhesive repellant release coat. The back of the web of ply is stripe coated with adhesive. Upon winding the web of ply into a roll, the adhesive on the back of the web of ply overlies the adhesive repellant stripes on the face of the web therebelow. The regions of the face of the web of ply not striped with adhesive repellant form areas for user printing and handwriting. Further, any portion of the face of the web of ply may be press printed prior to the application of the adhesive repellant stripes. Likewise, a label stack includes a plurality of label sheets superposed one on top the other. The face of each label sheet is stripe coated with an adhesive repellant release coat, and the back of each label sheet is stripe coated with adhesive. The stack is formed such that the adhesive on the back of each label sheet overlies the release coat on the label therebelow.




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Method of labeling a package

A business form is provided which is particularly useful in shipping products where certain preprinted information can be provided and then individualized information is printed before the form is applied to a substrate. The form includes a face ply which has a pattern of adhesive applied to at least a portion of the inner face, and a release liner which includes a pattern of adhesive which exposes a portion of the release liner to direct adhesive contact to the face ply without intervening release coating to permanently adhere a part of the release liner to the face ply. The release liner has a surrounding protective border provided with release coating on the release face thereof and which is removed prior to application to the substrate, and a slip which remains with the form as applied to the substrate. The face ply includes lines of perforation defining a central portion. At least a part of the central portion is directly adhered by the adhesive to the slip without intervening release coating between the adhesive and the slip or the central portion. Individualized indicia, such as an address, may be printed on a label area of the top face of the central portion, while other individualized indicia, such as the content of a package, may be printed on the back face of the slip. Masking indicia is preferably provided on one of the inner face of the top ply or the release face of the release liner to inhibit viewing of the content indicia until the slip is removed from the package.




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Laminate sheet for security booklets and method for making same

A hard laminate sheet for security booklets and method of making the same. The laminate sheet comprises at least two hard core layers (e.g. of polycarbonate) and a flexible component (e.g. nylon) there between and extending beyond an outer edge of the core layers to form a flexible band. The flexible component may be provided as an intermediate layer also comprising a hard component (e.g. of polycarbonate) juxtaposed with the flexible component and laminated to the adjacent core layers. The flexible component comprises a plurality of apertures within which material of the adjacent core layers is laminated together and affixes the flexible component to the laminate sheet. Additional hard core layers may be laminated to the core layers which sandwich the intermediate layer. Optionally, the laminate sheet may be used for a travel document (such as a passport) and may be laser engraved. Also, optionally, the laminate sheet may comprise a hard core inlay layer configured for containing a contactless integrated circuit chip and antenna or other electronic hardware.




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Duplex carton label/packing list

A business form is provided which is particularly useful in shipping products where certain preprinted information can be provided and then individualized information is printed before the form is applied to a substrate. The form includes a face ply which has a pattern of adhesive applied to at least a portion of the inner face, and a release liner which includes a pattern of adhesive which exposes a portion of the release liner to direct adhesive contact to the face ply without intervening release coating to permanently adhere a part of the release liner to the face ply. The release liner has a surrounding protective border provided with release coating on the release face thereof and which is removed prior to application to the substrate, and a slip which remains with the form as applied to the substrate. The face ply includes lines of perforation defining a central portion. At least a part of the central portion is directly adhered by the adhesive to the slip without intervening release coating between the adhesive and the slip or the central portion. Individualized indicia, such as an address, may be printed on a label area of the top face of the central portion, while other individualized indicia, such as the content of a package, may be printed on the back face of the slip. Masking indicia is preferably provided on one of the inner face of the top ply or the release face of the release liner to inhibit viewing of the content indicia until the slip is removed from the package.




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Self laminating specimen capture and containment assembly and recordation form combination

The present invention is a specimen capture and collection form that utilizes a self laminating form assembly having first and second separable parts one of which is used in the collection, capture and retention of a sample of material to be analyzed and the other of which is used for recording the particular transaction for which the sample of specimen was collected. The form assembly is also provided with a unique element which enables the separation of excess sample collection material to be easily and conveniently separated from the remainder of the form assembly so as to not contaminate the specimen as well as prevent the inadvertent removal of the specimen from the form assembly. The construction is also provided with distinct verification areas to confirm authenticity of the form construction.




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Amusement devices and games involving head to head play

Various methods and apparatus related to gaming are described. Some embodiments relate to a multi-tiered game involving multiple participants. Some embodiments relate to players establishing gaming elements based on desired criteria. Other embodiments are described.




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Removable label guest book assembly

A removable label guest book assembly provides a record of guests attending an event and removable labels to facilitate subsequent communication with those who attended the event. The guest book assembly includes a plurality of pages coupled together forming a book. A plurality of removable labels is coupled to the pages. The labels each have a writing surface configured for being written on by a writing implement. A plurality of recording sheets is provided. Each label has an associated recording sheet positioned between the label and the page. Thus, the recording sheet transfers writing on the writing surface of the label onto the associated page.




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Method and device for producing colour images by way of a UV laser on pigmented substrates, and products produced as a result

A method is described for producing a character, pattern, symbol and/or image (8) on a substrate (2) by way of pigment particles (1) which are arranged thereon and lose their color effect under the action of a laser (23), wherein different pigment particles (1) with at least three different color effects are arranged on and/or in the substrate (2). The invention is distinguished by the following method steps: (a) production of a color chart (14), in which the individual color effect of individual pigment particles (1) or individual clusters of pigment particles is contained as a function of their spatial coordinate on and/or in the substrate (2); (b) spatially resolved irradiation, which changes the color effect of only individual pigment particles (1) or individual clusters of pigment particles, by way of a laser (23) at a single frequency on the basis of the color chart (14) in order to produce a resulting color effect. Furthermore, the present invention relates to substrates, in particular security documents, produced using a method of this type, and devices for carrying out methods of this type.




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System and method for printing a pharmaceutical label

A method and system of printing a pharmaceutical label is disclosed. The method and system includes a mechanism for receiving patient prescription information, with is entered into a prescription entry system. The vial size may be calculated based on the patient prescription information. Spacing for printing dosing indicia on a pharmaceutical label is calculated and printed on the pharmaceutical label. The pharmaceutical label may then be applied to a vial, which may include an indexing mechanism to aid tracking of doses.




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Systems, methods and articles to facilitate delivery of sets or packets of playing cards

A system and method may provide sets or packets of playing cards for forming part or all of a hand of playing cards. Each set or packet may be formed before starting to form another set or packet. Sets or packets may be formed in respective playing card receiving compartments. The playing cards may be withdrawn from a plurality of playing card receiving compartments of an intermediary playing card receiver in random or pseudo-random fashion, which may, or may not, be based at least in part on the selected payout or house odds and/or house advantage.




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Assemblies and methods for clamping force generation

Mechanisms and methods for clamping force generation are described. In one embodiment, a clamping force generator system includes a permanent magnet bearing coupled to a traction ring and to a torque coupling. The traction ring can be provided with an electromagnetic bearing rotor and the torque coupling can be provided with an electromagnetic bearing stator. In some embodiments, a mechanical load cam, a permanent magnet bearing, and an electromagnetic bearing cooperate to generate a clamping force between the traction rings, the power rollers, and the idler. In other embodiments, a series of permanent magnet bearings and a mechanical bearing are configured to produce a clamping force. In one embodiment an electromagnetic bearing is coupled to a control system and produces an optimal clamping force that is associated with a torque transmitted in the transmission during operation. In some embodiments, a mechanical load cam produces a clamping force proportional to torque, while a permanent magnet bearing provides a minimum clamping force.




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Isolated shingled bands of fractional tracks

Systems and methods are disclosed for isolated bands of fractional tracks in data storage devices, particularly devices employing shingled magnetic recording. In one embodiment, a device may comprise a data storage medium including a first data storage area including tracks overlapped in a shingled manner and having a first circumferential portion of a track to store data, a second data storage area, and a guard area disposed between the first data storage area and the second data storage area, the guard area including a second circumferential portion of the track as a partial guard track. In some embodiments, the guard area may include at least one sector in the first circumferential portion of the track, such that at least one sector of the guard area is interposed between data storage sectors of the first data storage area.




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Disk clamp and lock

Provided herein is an apparatus, including a clamping means for clamping at least one disk onto a hub at a mounting point on the hub for the at least one disk, wherein the clamping means is configured to sit wholly above the at least one disk; a seat in an outer perimeter of the hub configured to receive the clamping means; and a locking means for locking the clamping means onto the hub.




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Slider including laser protection layer, head gimbal assembly, and disk drive unit with the same

A slider includes a substrate having a trailing edge, a leading edge opposite the trailing edge, and an air bearing surface connecting the trailing edge with the leading edge; a read/write transducer formed at the trailing edge; and a coat layer attached on the trailing edge and covering on the read/write transducer. The slider further includes a protection layer for shielding the read/write transducer thereby preventing the read/write transducer from damaging during a laser soldering process. The present invention can prevent the read/write transducer from damaging during the laser bonding process and, in turn improve the reading and writing performance of the slider. The invention also discloses an HGA and a disk drive unit.




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Varyinig morphology in magnetic sensor sub-layers

Various embodiments may be generally directed to a magnetic sensor constructed with a decoupling layer that has a predetermined first morphology. A magnetic free layer can be deposited contactingly adjacent to the decoupling layer with the magnetic free layer configured to have at least a first sub-layer having a predetermined second morphology.




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Non-volatile memory physical networks

A method for communication between computing devices includes identifying the parameters of a data transfer between a source computing device and a target computing device and identifying communication paths between a source computing device and target computing device, in which at least one of the communications paths is a physical network. A communication path is selected for the data transfer. When a data transfer over the physical network is selected as a communication path, a nonvolatile memory (NVM) unit is removed from the source computing device and placed in a cartridge and the cartridge is programmed with transfer information. The NVM unit and cartridge are transported through the physical network to the target computing device according to the transfer information and the NVM unit is electrically connected to the target computing device.




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TMR device with novel free layer structure

A TMR sensor that includes a free layer having at least one B-containing (BC) layer made of CoFeB, CoFeBM, CoB, COBM, or CoBLM, and a plurality of non-B containing (NBC) layers made of CoFe, CoFeM, or CoFeLM is disclosed where L and M are one of Ni, Ta, Ti, W, Zr, Hf, Tb, or Nb. One embodiment is represented by (NBC/BC)n where n≧2. A second embodiment is represented by (NBC/BC)n/NBC where n≧1. In every embodiment, a NBC layer contacts the tunnel barrier and NBC layers each with a thickness from 2 to 8 Angstroms are formed in alternating fashion with one or more BC layers each 10 to 80 Angstroms thick. Total free layer thickness is




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Laser-ignited reactive HAMR bonding

The present disclosure generally relates to a HAMR head and a method for fabrication thereof. The HAMR head has a write head with a waveguide extending therethrough. A laser diode is coupled to a submount that is bonded to the write head using an adhesion layer, a solder structure, and a self-propagating multilayer alloying stack.




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Gradient write gap for perpendicular magnetic recording writer

The present disclosure provides for a magnetic writer pole for use in a hard drive. The magnetic writer pole comprises a first bevel formed by a non-magnetic layer, the first bevel formed at a first angle and extending to a first throat height. The magnetic writer pole further comprises a second bevel formed by the non-magnetic layer and extending distally from the first bevel at a second angle that is greater than the first angle and extending to a second throat height. The magnetic writer pole further comprises a third bevel formed by the non-magnetic layer and extending distally from the second bevel at a third angle that is greater than the second angle.




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Thermally stabilized perpendicular magnetic recording medium

A magnetic recording medium including a substrate, and at least one magnetic layer formed on the substrate. The magnetic layer is formed from an alloy containing Cobalt, and Platinum (Pt). The magnetic layer is also formed from grain boundary segregation materials comprising Manganese Oxide and at least one of Silicon Oxide, Chromium Oxide, and Cobalt Oxide (CoO).




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Current-perpendicular-to-the-plane (CPP) magnetoresistive (MR) sensor structure with multiple stacked sensors and improved center shield

A two-dimensional magnetic recording (TDMR) read head has upper and lower read sensors wherein the lower read sensor has its magnetization biased by side shields of soft magnetic material. The center shield between the lower and upper sensors may be an antiparallel structure (APS) with two ferromagnetic layers separated by an antiparallel coupling (APC) layer. The center shield has a central region and two side regions, but there is no antiferromagnetic (AF) layer in the central region. Instead the two side regions of the upper ferromagnetic layer in the APS are pinned by AF tab layers that are electrically isolated from the upper sensor. The upper ferromagnetic layer and the APC layer in the APS may also be located only in the side regions. The thickness of the center shield can thus be made thinner, which reduces the free layer to free layer spacing.




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Magnetic head having a long throat height pinned layer with a short height hard bias layer

In one embodiment, a magnetic head includes a lower shield, a magnetoresistive (MR) film positioned above the lower shield, the MR film including a pinned layer, an intermediate layer positioned above the pinned layer, and a free layer positioned above the intermediate layer, the free layer being configured for sensing data on a magnetic medium, wherein a track width of the MR film is defined by a width of the free layer in a cross-track direction, a bias layer positioned on both sides of the MR film in the cross-track direction, a track insulating film positioned on both sides of the MR film in the cross-track direction and between the MR film and the bias layer, and an upper shield positioned above the bias layer and the MR film, wherein a length of the free layer in an element height direction perpendicular to an air bearing surface of the magnetic head is less than a length of the pinned layer in the element height direction.




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Depolarizing layer in a magnetic stack

A data reader may be configured at least with a magnetic stack positioned on an air bearing surface (ABS) and contacting a spin depolarizing layer that is a minority spin current carrier. The spin depolarizing layer can have a thickness and spin diffusion length corresponding to a net zero spin polarization at an interface of the magnetic stack and spin depolarizing layer.




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Magnetic recording laser diode control

Controlling a laser diode involves activating a first current source in preparation for writing to a magnetic recording medium. The first current source applies a threshold current to a laser diode that brings the laser diode close to an operating point. Responsive to a write signal, a second current source is activated that applies a write current to the laser diode. A combination of the write current and the threshold current fully energizes the laser diode and is less than a target recording current. Coincident with the activation of the second current source, a photodiode is activated that is optically coupled to the laser diode. The activated photodiode causes a feedback current to be applied to the laser diode.




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Disk drive measuring fly height by applying a bias voltage to an electrically insulated write component of a head

A disk drive is disclosed comprising a disk, and a slider comprising a head, where the head comprises a write component electrically insulated from the slider. A bias voltage is applied to the write component, and a current flowing between the write component and the disk is measured, wherein the current is indicative of a fly height of the head.




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Ball-screw assembly isolator having compressible members

A ball-screw assembly isolator is provided, and includes a housing; a ball-screw, a bearing assembly, a retaining member, a first compressible member and a second compressible member. The bearing assembly is located between the housing and the ball-screw. The bearing assembly includes an outer race. The retaining member is secured by the housing. The first compressible member is positioned between the housing and the outer race. The second compressible member is positioned between the outer race and the retaining member. The retaining member is configured to be preloaded to exert an axial force upon the first compressible member and the second compressible member.




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Vibration-damping plain bearing composite and plain bearing bushing and plain bearing assembly

A vibration-damping plain bearing composite comprising a sliding layer, a dimensionally stable support layer and an elastic layer. In one embodiment, the dimensionally stable support layer is arranged between the sliding layer and the elastic layer; in another embodiment, the elastic layer is arranged between the sliding layer and the dimensionally stable support layer. The bearing composites are characterized that a ratio of the thickness of the elastic layer tEL to a thickness of the sliding layer tSL is at least 3.




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Bearing ring for a radial rolling bearing, in particular for a cylindrical roller bearing or a needle roller bearing

A bearing ring for a radial rolling bearing, in particular for a cylindrical roller bearing or needle bearing which has, on one of the radial surface areas thereof, a track for a set of cylindrical rolling bodies which are cageless or are guided by a cage and one or two guide flanges axially bounding the track of the rolling bodies is/are fastened to the axial end surfaces of said bearing by adhesive bonding. Each guide flange has a rectangular profile cross section with a horizontal fastening limb and a vertical flange limb and, by way of the horizontal fastening limb thereof, is adhesively bonded in an encircling axial groove in an axial end surface of the bearing ring. The width of each axial groove is greater than the material thickness of each fastening limb, and each guide flange can be fixed radially in position in the particular axial groove of a profiling of the fastening limb of said guide flange, the profiling being in contact both with the outer wall and with the inner wall of the associated axial groove.




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Device for suspending a turbine engine from an airplane

A device for suspending a turbojet casing, the device including a shouldered pin extending through aligned orifices of two lugs of a clevis secured to the casing. A protection piece for providing protection against wear is mounted on each lug of the clevis and has the shouldered pin passing therethrough, the protection piece being prevented from moving in rotation on the lug by co-operating shapes.




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Vehicle seat and use of an undulating slide rod element

The invention relates to a vehicle seat comprising a seat part, comprising a back rest part and comprising a linear guide device for translational adjustment of the vehicle seat, in which the linear guide device comprises a guide rail means and a slide rail means which is displaceable with respect thereto, in which a bearing means interacts between the slide rail means and the guide rail means and at least comprises slide rod elements so as to mount the slide rail means with respect to the guide rail means, and in which the slide rod element comprises an elongate undulating base body, the slide rod element having an effective external diameter which is greater, at least when the slide rod element is radially unloaded, than a core external diameter of the elongate undulating base body.




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Spherical roller bearing cage with inward flange turned radially outward

A roller bearing cage has a cage element adapted for retaining the generally cylindrically shaped rollers and allowing the rollers to be rollable therein. The cage element includes a main portion having a plurality of pockets, an outward flange portion extending outwardly in a radial direction and an inward flange portion extending outwardly in the radial direction. The outward flange portion is formed on a side edge of the main portion and the inward flange is formed on an opposite side edge portion thereof. The main portion defines the smallest diameter of the bearing cage and is less than the roller pitch diameter.




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Perforated collapsible spacer

A perforated collapsible spacer controllably takes up space between two bearings on an automotive pinion. The perforated collapsible spacer is formed from a steel sheet having longitudinal edges that are joined together in a form of a tube having longitudinal perforated sections formed in its central portion. As a pinion nut is tightened, an axial clamping force is applied to the collapsible spacer that is located between tail and head bearing cones, where the central portion of the collapsible spacer is caused to buckle, so as to adjust the final space between the bearing cones while a spring force is maintained on the bearings. Yield points of the central portion with the perforated sections that buckle, are controllable depending on the steel sheet material thickness, and the size, shape and quantity of perforations in the steel sheet.




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Method and management agent for event notifications correlation

Methods and apparatus for correlating event notifications between agents in a management network are provided. An agent constructs a network notification in response to receiving an event notification. If the received event notification is associated with a prior notification already received and stored by the agent, a correlation attribute is added to the constructed network notification. If the received notification matches a peer agent notification category that another agent in the management network is interested in receiving, the constructed network notification is sent to the other agent.




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Routing of performance data to dependent calculators

A method, system and computer program product are disclosed for routing performance data to compute nodes. According to one aspect of the present disclosure each of a plurality of compute nodes are assigned a topic. Each topic may be associated with a set of calculations. Labeled performance metrics for an application are received. Each performance metric is labeled with a context under which the performance metric was collected. A topic is associated with each of the performance metrics based on the labeled context. Each respective node listens for a topic assigned to it in order to access the performance metrics associated with the assigned topic. Each respective node analyzes the performance metrics associated with the topic assigned to it.




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OData service provisioning on top of GenIL layer

The disclosure generally describes computer-implemented methods, software, and systems for allowing provisioning of open data protocol (OData) services on top of a generic interaction layer (GenIL). One computer-implemented method includes receiving an OData-compliant request for data, determining a GenIL data provider to receive the OData-compliant request for data, determining the memory location of the data, requesting the data from the determined memory location, receiving the requested data from the determined memory location, converting, using at least one computer, the received data into an OData-compliant format, rendering an OData-compliant response, and transmitting the OData-compliant response.




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Programming language conditional event dispatcher

Methods and systems of monitoring events occurring in a computer system are provided. An event monitoring instruction including a condition is parsed, the event monitoring instruction expressed using syntax defined in source code, the parsing resulting in an event channel to monitor and the condition. Then execution of an application is paused. The event channel is monitored until an event occurs on the event channel. Then an event handler for the event is run in response to the event occurring on the event channel. The condition is evaluated to determine whether the condition is satisfied. Execution of the application is resumed in response to the condition being satisfied.




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High clarity polyethylene films

A film comprising a polymer blend of: (a) 0.15 to 0.8 wt % of an LDPE having an MI of 0.1 to 0.6 dg/min; and(b) 99.2 to 99.85 wt % of an LLDPE produced with a single-site catalyst comprising a metallocene and having a haze (HZlldpe), dart impact (DIlldpe), MD-Tear (MDTlldpe), and a slice long chain branching index of at least 0.90 for any portion of the composition having a molecular weight of 100,000 or above,wherein the film has a haze (HZblend), a dart impact (DIblend), and an MD-Tear (MDTblend), and HZblend=a*HZlldpe, where a is 0.20 to 0.70; DIblend=b*DIlldpe, where b is 0.9 to 1.3; and MDTblend=c*MDTlldpe, where c is 0.8 to 1.1.




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Polyurethane (meth) acrylates using modified hydroxythiols

The invention provides intermediates of the formula: as well as a method of their preparation by reacting a thiol having at least two hydroxyl groups with a mono-unsaturated organic compound in the presence of a base catalyst. A polymerizable urethane acrylate oligomer or urethane methacrylate oligomer is formed by reacting a polyisocyanate with the intermediate. The polymerizable urethane acrylate oligomer or urethane methacrylate is blended with a polymerization initiator to form a composition which is useful in such applications as adhesives.




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Single layer film and hydrophilic material comprising the same

There is stably provided a hydrophilic cured product, such as a single-layer film, in which anionic hydrophilic groups are concentrated at a surface that is in contact with the air and which is excellent in transparency and adhesion to a substrate and tends to be rarely cracked. The hydrophilic cured product or single-layer film comprising a resin composition is produced by applying a mixture containing a polyvalent monomer (II) having two or more (meth) acryloyl groups and a compound (IV) having a specific group and a sulfonic acid group to a substrate or the like, drying the mixture if necessary, and then performing polymerization.




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Process for producing high molecular weight polyethylene

In a process for producing polyethylene having a molecular weight of at least 3×105 g/mol as determined by ASTM 4020, ethylene is contacted under polymerization conditions with a slurry of a catalyst composition in at least one hydrocarbon. The catalyst composition comprises a Group 4 metal complex of a phenolate ether ligand and the slurry includes from about 5 to less than 40 ppm per liter of a compound effective to increase the conductivity of said at least one hydrocarbon.




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Functionalized elastomer

The present invention is directed to a copolymer comprising: a polymeric backbone chain derived from a monomer comprising at least one conjugated diolefin monomer and optionally at least one vinyl aromatic monomer; and a polymeric side-chain bonded exclusively to a terminal end of the backbone chain, the side-chain comprising a polymer derived from a monomer having a hydrogen bond donor moiety and a hydrogen bond acceptor moiety.




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Etherified melamine/formaldehyde condensates having a high solid content and low viscosity

Process for the preparation of etherified melamine/formaldehyde condensates, in which first a methylolation of melamine with a formaldehyde component in the molar ratio of from 1:6 to 1:15, preferably at a pH of >7, is carried out. This is followed by an etherification of the resulting hydroxymethylation intermediate in the presence of a C1-C20-alkyl, preferably of a C1-C6-alcohol, particularly preferably of a C1-C4-alcohol, at a pH of 9.5 being established before, during and/or after the distillation. According to the invention, a plurality of hydroxymethylation, etherification and distillation steps follow in order to achieve an etherified melamine/formaldehyde condensate which is distinguished by a high degree of hydroxymethylation, a high solids content and a low viscosity.




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Process for preparing a diene elastomer, such as a polybutadiene

The present invention relates to a process for preparing a diene elastomer. The invention especially applies to the production of a polybutadiene with a high level of cis-1,4 linkages that has at the same time a Mooney viscosity ML (1+4) greater than or equal to 40, a polydispersity index less than 2.1 and a reduced cold flow and of a polyisoprene. The process according to the invention comprises a reaction of a catalyst system with at least one conjugated diene monomer, this catalyst system being based on at least: one conjugated diene;one organic phosphoric acid salt of one or more rare-earth metals, said salt being in suspension and in at least one saturated and aliphatic or alicyclic, and inert hydrocarbon-based solvent;one alkylating agent composed of an alkyl aluminum for formula AlR3 or HAlR2 anda halogen donor belonging to the family of alkylaluminium halides, with the exclusion of alkylaluminium sesquihalides. This process comprises a separate bringing together of the monomer(s) to be polymerized with at least one alkylaluminium compound of formula AlR3 or HAlR2 which is identical or not to the alkylating agent of said catalyst system, said amount being chosen as a function of the characteristics of the polymerization medium and/or the polymerization conditions and/or said elastomer to be obtained.




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Direct CH arylation method using palladium-based catalyst

A method for producing a copolymer includes reacting a first monomer with a second monomer using a Pd-based catalyst, wherein the first monomer is a first hetero cyclic compound which includes a first hetero atom selected from S, N, and O, the first hetero cyclic compound in which a carbon atom adjacent to the first hetero atom is coupled with at least one hydrogen atom, and the second monomer is a second hetero cyclic compound which includes a second hetero atom selected from S, N, and O, the second hetero cyclic compound in which the second hetero atom is coupled with a carbon atom in which a halogen group selected from Br, Cl, and I is substituted.




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Method for preparation of platinum-carbonyl-siloxane compounds

The invention relates to a method for preparation of platinum siloxane compounds containing at least one CO ligand molecule (Pt carbonyl siloxanes). The method comprises reacting gaseous carbon monoxide (CO) with a platinum siloxane compound, preferably a platinum vinyl-cyclosiloxane compound, in solution with an organic solvent. The method is straightforward and applicable to industrial scale. With this method, specific isomers of platinum carbonyl vinylcyclosiloxanes are prepared, in which the two η-2-ethenyl groups coordinated to the Pt atom are bonded in trans-configuration relative to the cyclosiloxane backbone. The Pt compounds obtained by the method are used as catalysts for hydrosilylation and for crosslinking and curing of siloxanes and silanes.




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Methods of constructing a pump island protector, and a pump island protector formed by such methods

A method of constructing a pump island protector to alleviate continuous maintenance required for a deteriorating existing steel pump island base, and a pump island protector constructed by the method. Using an adjustable form system and the combination of stainless steel members and new concrete, the existing pump island is re-wrapped with the stainless steel member and the new concrete.




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Methods of constructing a pump island protector, and a pump island protector formed by such methods

A method of constructing a pump island protector to alleviate continuous maintenance required for a deteriorating existing steel pump island base, and a pump island protector constructed by the method. Using an adjustable form system and the combination of stainless steel members and new concrete, the existing pump island is re-wrapped with the stainless steel member and the new concrete.