ed

Method for producing conductive material, conductive material obtained by the method, electronic device containing the conductive material, light-emitting device, and method for producing light-emitting device

An object of the present invention is to provide a method for producing a conductive material that allows a low electric resistance to be generated, and that is obtained by using an inexpensive and stable conductive material composition containing no adhesive. The conductive material can be provided by a producing method that includes the step of sintering a first conductive material composition that contains silver particles having an average particle diameter (median diameter) of 0.1 μm to 15 μm, and a metal oxide, so as to obtain a conductive material. The conductive material can be provided also by a method that includes the step of sintering a second conductive material composition that contains silver particles having an average particle diameter (median diameter) of 0.1 μm to 15 μm in an atmosphere of oxygen or ozone, or ambient atmosphere, at a temperature in a range of 150° C. to 320° C., so as to obtain a conductive material.




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Ultrastable particle-stabilized foams and emulsions

Described is a method to prepare wet foams exhibiting long-term stability wherein colloidal particles are used to stabilize the gas-liquid interface, said particles being initially inherently partially lyophobic particles or partially lyophobized particles having mean particle sizes from 1 nm to 20 μm. In one aspect, the partially lyophobized particles are prepared in-situ by treating initially hydrophilic particles with amphiphilic molecules of specific solubility in the liquid phase of the suspension.




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Method of reducing downward flow of air currents on the lee side of exterior structures

A method of reducing the downward flow of air currents on the leeward side of an emissions emitting structure including the step of using a system that includes components chosen from the group consisting of one or more mechanical air moving devices; physical structures; and combinations thereof to create an increase in the air pressure within a volume of air on the leeward side of an emissions emitting structure having emissions that become airborne. The increased air pressure prevents or lessens downward flow of emissions that would occur without the use of the system and increases the safety by which one can travel a road or other transportation route that might otherwise be visually obscured by the emissions and the safety of the property and those within the area where emissions occur.




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Cerium containing nanoparticles prepared in non-polar solvent

A method of making cerium-containing metal oxide nanoparticles in non-polar solvent eliminates the need for solvent shifting steps. The direct synthesis method involves: (a) forming a reaction mixture of a source of cerous ion and a carboxylic acid, and optionally, a hydrocarbon solvent; and optionally further comprises a non-cerous metal ion; (b) heating the reaction mixture to oxidize cerous ion to ceric ion; and (c) recovering a nanoparticle of either cerium oxide or a mixed metal oxide comprising cerium. The cerium-containing oxide nanoparticles thus obtained have cubic fluorite crystal structure and a geometric diameter in the range of about 1 nanometer to about 20 nanometers. Dispersions of cerium-containing oxide nanoparticles prepared by this method can be used as a component of a fuel or lubricant additive.




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Method for producing emulsion and thereby obtained emulsion

A method for producing an emulsion is provided. At least a fluid to be processed that forms continuous phase and a fluid to be processed that forms dispersed phase are mixed in a thin film fluid formed between processing surfaces arranged to be opposite to each other so as to be able to approach to and separate from each other, at least one of which rotates relative to the other, whereby the emulsion having variation coefficient of 0.3 to 30% in a particle size distribution is obtained.




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Aqueous epoxy and organo-substituted branched organopolysiloxane emulsions

Aqueous emulsions of epoxy- and organo-substituted, branched organopolysiloxanes are prepared by emulsifying the latter in water with the aid of a dispersing agent. The emulsions are storage stable and are useful in multi-component coating, adhesive, and binder systems.




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Metal nanoparticle dispersion usable for ejection in the form of fine droplets to be applied in the layered shape

According to the present invention, a metal nanoparticle dispersion suitable to multiple layered coating by jetting in the form of fine droplets is prepared by dispersing metal nanoparticles having an average particle size of 1 to 100 nm in a dispersion solvent having a boiling point of 80° C. or higher in such a manner that the volume percentage of the dispersion solvent is selected in the range of 55 to 80% by volume and the fluid viscosity (20° C.) of the dispersion is chosen in the range of 2 mPa·s to 30 mPa·s, and then when the dispersion is discharged in the form of fine droplets by inkjet method or the like, the dispersion is concentrated by evaporation of the dispersion solvent in the droplets in the course of flight, coming to be a viscous dispersion which can be applicable to multi-layered coating.




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Interleaving data accesses issued in response to vector access instructions

A vector data access unit includes data access ordering circuitry, for issuing data access requests indicated by elements of earlier and a later vector instructions, one being a write instruction. An element indicating the next data access for each of the instructions is determined. The next data accesses for the earlier and the later instructions may be reordered. The next data access of the earlier instruction is selected if the position of the earlier instruction's next data element is less than or equal to the position of the later instruction's next data element minus a predetermined value. The next data access of the later instruction may be selected if the position of the earlier instruction's next data element is higher than the position of the later instruction's next data element minus a predetermined value. Thus data accesses from earlier and later instructions are partially interleaved.




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Indirect designation of physical configuration number as logical configuration number based on correlation information, within parallel computing

A computing section is provided with a plurality of computing units and correlatively stores entries of configuration information that describes configurations of the plurality of computing units with physical configuration numbers that represent the entries of configuration information and executes a computation in a configuration corresponding to a designated physical configuration number. A status management section designates a physical configuration number corresponding to a status to which the computing section needs to advance the next time for the computing section and outputs the status to which the computing section needs to advance the next time as a logical status number that uniquely identifies the status to which the computing section needs to advance the next time in an object code. A determination section determines whether or not the computing section has stored an entry of configuration information corresponding to the status to which the computing section needs to advance the next time based on the logical status number that is output from the status management section. A rewriting section correlatively stores the entry of the configuration information and a physical configuration number corresponding to the entry of the configuration information in the computing section when the determination section determines that the computing section has not stored the entry of configuration information corresponding to the status to which the computing section needs to advance the next time.




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Methods and apparatus for storing expanded width instructions in a VLIW memory for deferred execution

Techniques are described for decoupling fetching of an instruction stored in a main program memory from earliest execution of the instruction. An indirect execution method and program instructions to support such execution are addressed. In addition, an improved indirect deferred execution processor (DXP) VLIW architecture is described which supports a scalable array of memory centric processor elements that do not require local load and store units.




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Low latency variable transfer network communicating variable written to source processing core variable register allocated to destination thread to destination processing core variable register allocated to source thread

A method and circuit arrangement utilize a low latency variable transfer network between the register files of multiple processing cores in a multi-core processor chip to support fine grained parallelism of virtual threads across multiple hardware threads. The communication of a variable over the variable transfer network may be initiated by a move from a local register in a register file of a source processing core to a variable register that is allocated to a destination hardware thread in a destination processing core, so that the destination hardware thread can then move the variable from the variable register to a local register in the destination processing core.




ed

System for accessing a register file using an address retrieved from the register file

A data processing system and method are disclosed. The system comprises an instruction-fetch stage where an instruction is fetched and a specific instruction is input into decode stage; a decode stage where said specific instruction indicates that contents of a register in a register file are used as an index, and then, the register file pointed to by said index is accessed based on said index; an execution stage where an access result of said decode stage is received, and computations are implemented according to the access result of the decode stage.




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Combined branch target and predicate prediction for instruction blocks

Embodiments provide methods, apparatus, systems, and computer readable media associated with predicting predicates and branch targets during execution of programs using combined branch target and predicate predictions. The predictions may be made using one or more prediction control flow graphs which represent predicates in instruction blocks and branches between blocks in a program. The prediction control flow graphs may be structured as trees such that each node in the graphs is associated with a predicate instruction, and each leaf associated with a branch target which jumps to another block. During execution of a block, a prediction generator may take a control point history and generate a prediction. Following the path suggested by the prediction through the tree, both predicate values and branch targets may be predicted. Other embodiments may be described and claimed.




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Issue policy control within a multi-threaded in-order superscalar processor

A multi-threaded in-order superscalar processor 2 includes an issue stage 12 including issue circuitry 22, 24 for selecting instructions to be issued to execution units 14, 16 in dependence upon a currently selected issue policy. A plurality of different issue policies are provided by associated different policy circuitry 28, 30, 32 and a selection between which of these instances of the policy circuitry 28, 30, 32 is active is made by policy selecting circuitry 34 in dependence upon detected dynamic behavior of the processor 2.




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Efficient conditional ALU instruction in read-port limited register file microprocessor

A microprocessor having performs an architectural instruction that instructs it to perform an operation on first and second source operands to generate a result and to write the result to a destination register only if its architectural condition flags satisfy a condition specified in the architectural instruction. A hardware instruction translator translates the instruction into first and second microinstructions. To execute the first microinstruction, an execution pipeline performs the operation on the source operands to generate the result. To execute the second microinstruction, it writes the destination register with the result generated by the first microinstruction if the architectural condition flags satisfy the condition, and writes the destination register with the current value of the destination register if the architectural condition flags do not satisfy the condition.




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Virtualization support for branch prediction logic enable / disable at hypervisor and guest operating system levels

A hypervisor and one or more guest operating systems resident in a data processing system and hosted by the hypervisor are configured to selectively enable or disable branch prediction logic through separate hypervisor-mode and guest-mode instructions. By doing so, different branch prediction strategies may be employed for different operating systems and user applications hosted thereby to provide finer grained optimization of the branch prediction logic for different operating scenarios.




ed

Multiprocessor system, multiprocessor control method, and multiprocessor integrated circuit

In a multiprocessor system, in general, a processor assigned with a larger amount of tasks is apt to perform a larger amount of communication with other processors assigned with tasks, than a processor assigned with a smaller amount of tasks. Thus in order for each processor to be able to perform the routing process efficiently, tasks are assigned such that, when there are a first processor and a second processor, the number of processors each assigned with one or more tasks and directly connected with the second processor being smaller than the number of processors each assigned with one or more tasks and directly connected with the first processor, the amount of tasks assigned to the first processor is equal to or larger than the amount of tasks assigned to the second processor.




ed

High performance computing (HPC) node having a plurality of switch coupled processors

A High Performance Computing (HPC) node comprises a motherboard, a switch comprising eight or more ports integrated on the motherboard, and at least two processors operable to execute an HPC job, with each processor communicably coupled to the integrated switch and integrated on the motherboard.




ed

Shared load-store unit to monitor network activity and external memory transaction status for thread switching

An array of a plurality of processing elements (PEs) are in a data packet-switched network interconnecting the PEs and memory to enable any of the PEs to access the memory. The network connects the PEs and their local memories to a common controller. The common controller may include a shared load/store (SLS) unit and an array control unit. A shared read may be addressed to an external device via the common controller. The SLS unit can continue activity as if a normal shared read operation has taken place, except that the transactions that have been sent externally may take more cycles to complete than the local shared reads. Hence, a number of transaction-enabled flags may not have been deactivated even though there is no more bus activity. The SLS unit can use this state to indicate to the array control unit that a thread switch may now take place.




ed

Data mover moving data to accelerator for processing and returning result data based on instruction received from a processor utilizing software and hardware interrupts

Efficient data processing apparatus and methods include hardware components which are pre-programmed by software. Each hardware component triggers the other to complete its tasks. After the final pre-programmed hardware task is complete, the hardware component issues a software interrupt.




ed

System, method and computer program product for recursively executing a process control operation to use an ordered list of tags to initiate corresponding functional operations

In accordance with embodiments, there are provided mechanisms and methods for controlling a process using a process map. These mechanisms and methods for controlling a process using a process map can enable process operations to execute in order without necessarily having knowledge of one another. The ability to provide the process map can avoid a requirement that the operations themselves be programmed to follow a particular sequence, as can further improve the ease by which the sequence of operations may be changed.




ed

System and method for communicating with sensors/loggers in integrated radio frequency identification (RFID) tags

A system and method is disclosed for communicating with sensors/loggers in integrated radio frequency identification (RFID) tags. An RFID reader uses a Communicate With Data Logger Command to communicate with a data logger in an RFID tag. The RFID reader performs data access processes using an Index Register and a Data Register of the RFID tag. The RFID reader selects one of (1) Index Read access (2) Index Write access (3) Data Write access (4) Data Read access with parity and (5) Data Read access with cyclic redundancy check (CRC). The RFID tag performs the requested data access and then performs an error detection process.




ed

Reception according to a data transfer protocol of data directed to any of a plurality of destination entities

A data processing system arranged for receiving over a network, according to a data transfer protocol, data directed to any of a plurality of destination identities, the data processing system comprising: data storage for storing data received over the network; and a first processing arrangement for performing processing in accordance with the data transfer protocol on received data in the data storage, for making the received data available to respective destination identities; and a response former arranged for: receiving a message requesting a response indicating the availability of received data to each of a group of destination identities; and forming such a response; wherein the system is arranged to, in dependence on receiving the said message.




ed

Storing in other queue when reservation station instruction queue reserved for immediate source operand instruction execution unit is full

A processing apparatus includes an execution unit which performs computation on two operand inputs each being selectable between read data from a register and an immediate value. The processing apparatus also includes another execution unit which performs computation on two operand inputs, one of which is selectable between read data from a register and an immediate value, and the other of which is an immediate value. A control unit determines, based on a received instruction specifying a computation on two operands, whether each of the two operands specifies read data from a register or an immediate value. Depending on the determination result, the control unit causes one of the execution units to execute the computation specified by the received instruction.




ed

Enhanced instruction scheduling during compilation of high level source code for improved executable code

Systems and methods for static code scheduling are disclosed. A method can include receiving an intermediate representation of source code, building a directed acyclic graph (DAG) for the intermediate representation, and creating chains of dependent instructions from the DAG for cluster formation. The chains are merged into clusters and each node in the DAG is marked with an identifier of a cluster it is part of to generate a marked instruction DAG. Instruction DAG scheduling is then performed using information about the clusters to generate an ordered intermediate representation of the source code.




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Unified and extensible asynchronous and synchronous cancelation

A cancelation registry provides a cancelation interface whose implementation registers cancelable items such as synchronous operations, asynchronous operations, type instances, and transactions. Items may be implicitly or explicitly registered with the cancelation registry. A consistent cancelation interface unifies cancelation management for heterogeneous items, and allows cancelation of a group of items with a single invocation of a cancel-registered-items procedure.




ed

Automated generation of two-tier mobile applications

The disclosure generally describes computer-implemented methods, software, and systems for creating and using two-tier mobile applications. A computer-implemented method includes identifying at least a portion of a database to be associated with a mobile application, retrieving a set of metadata associated with the at least a portion of the identified database, automatically generating a set of mobile application source code for directly accessing the at least a portion of the database based on the set of retrieved metadata, and compiling the set of mobile application source code into a distributable mobile application, the distributable mobile application configured to directly access the identified database associated with the mobile application. In some instances, the identifying, retrieving, generating, and compiling operations are performed at design time, while at runtime, the mobile application is executable by a mobile device and, during runtime execution, can request database-related information directly from the identified database.




ed

System for selecting software components based on a degree of coherence

Disclosed is a novel system and method to select software components. A set of available software components are accessed. Next, one or more dimensions are defined. Each dimension is an attribute to the set of available software components. A set of coherence distances between each pair of the available software components in the set of available software components is calculated for each of the dimensions that have been defined. Each of the coherence distances are combined between each pair of the available software components that has been calculated in the set of the coherence distances into an overall coherence degree for each of the available software components. Using the overall coherence degree, one or more software components are selected to be included in a software bundle.




ed

Identifying differences between source codes of different versions of a software when each source code is organized using incorporated files

An aspect of the present invention identifies differences between source codes (e.g. of different versions of a software), when each source code is organized using incorporated files. In one embodiment, in response to receiving identifiers of a first and second source codes (each source code being organized as a corresponding set of code files), listings of the instructions in the first and second source codes are constructed. Each listing is constructed, for example, by replacing each incorporate statement in the source code with instructions stored in a corresponding one of code files. The differences between the first and second source codes are then found by comparing the constructed listings of instructions.




ed

Information editing apparatus

An information editing device is provided with an object storage portion 11 in which a character string object or image object is stored, a placement information storage portion 12 that stores placement area designation information that sets two or more placement areas that do not overlap each other for respectively placing the objects, and that correspond to the objects, an object output portion 13 that outputs, into placement areas that are set based on the placement area designation information, each of the objects corresponding to the respective placement areas, an input receiving portion 14 that receives a deletion instruction or a modification instruction for at least one of the objects output by the object output portion 13, and a placement modification portion 15 that, according to the deletion instruction or modification instruction, modifies the placement area of the object such that the placement area is placed without overlapping.




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Software modification methods to provide master-slave execution for multi-processing and/or distributed parallel processing

In one embodiment of the invention, a method is disclosed for modifying a pre-existing application program for multi-processing and/or distributed parallel processing. The method includes searching an application program for a computational loop; analyzing the computational loop to determine independence of the computational transactions of the computational loop; and replacing the computational loop with master code and slave code to provide master-slave execution of the computational loop in response to analyzing the computational loop to determine independence of the computational transactions of the computational loop. Multiple instances of the modified application program are executed to provide multi-processing and/or distributed parallel processing.




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Loading remote binaries onto a write-protected device

A binary library overload instruction is received at an embedded computing device that executes a write-protected firmware build. The binary library overload instruction specifies a write-protected binary library of the write-protected firmware build to be overloaded by execution of an alternative binary library instead of the write-protected binary library of the write-protected firmware build. The alternative binary library is configured within a random access memory (RAM) storage area to execute instead of the write-protected binary library as specified in the received binary library overload instruction. The write-protected firmware build is executed using the alternative binary library instead of the write-protected binary library specified in the binary library overload instruction.




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Algorithm for automated enterprise deployments

A method of automating the deployment of a number of enterprise applications on one or more computer data processing systems. Each enterprise application or update is stored in a dynamic distribution directory and is provided with identifying indicia, such as stage information, target information, and settings information. When automated enterprise deployment is invoked, computer instructions in a computer readable medium provide for initializing deployment, performing deployment, and finalizing deployment of the enterprise applications or updates.




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Predictive software streaming

A software streaming platform may be implemented that predictively chooses units of a program to download based on the value of downloading the unit. In one example, a program is divided into blocks. The sequence in which blocks of the program historically have been requested is analyzed in order to determine, for a given history, what block is the next most likely to be requested. Blocks then may be combined into chunks, where each chunk represents a chain of blocks that have a high likelihood of occurring in a sequence. A table is then constructed indicating, for a given chunk, the chunks that are most likely to follow the given chunk. Based on the likelihood table and various other considerations, the value of downloading particular chunks is determined, and the chunk with the highest expected value is downloaded.




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Adjustment of threads for execution based on over-utilization of a domain in a multi-processor system by destroying parallizable group of threads in sub-domains

Embodiments provide various techniques for dynamic adjustment of a number of threads for execution in any domain based on domain utilizations. In a multiprocessor system, the utilization for each domain is monitored. If a utilization of any of these domains changes, then the number of threads for each of the domains determined for execution may also be adjusted to adapt to the change.




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Methods and systems to identify and reproduce concurrency violations in multi-threaded programs using expressions

Methods and systems to identify and reproduce concurrency bugs in multi-threaded programs are disclosed. An example method disclosed herein includes defining a data type. The data type includes a first predicate associated with a first thread of a multi-threaded program that is associated with a first condition, a second predicate that is associated with a second thread of the multi-threaded program, the second predicate being associated with a second condition, and an expression that defines a relationship between the first predicate and the second predicate. The relationship, when satisfied, causes the concurrency bug to be detected. A concurrency bug detector conforming to the data type is used to detect the concurrency bug in the multi-threaded program.




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2-hydroxy-6-methyl-heptane derivatives as perfuming ingredients

The invention relates to a method of use of certain derivatives of formula (I) in the form of any one of its stereoisomers or a mixture thereof, and wherein R1 represents a hydrogen atom, a C1-4 alkyl or alkenyl group, or a (CHR)2OH group, each R being a hydrogen atom or a methyl group; R2 represents a hydrogen atom or a methyl, ethyl or n-propyl group; and R3 represents a hydrogen atom or a methyl group, as perfuming ingredients. The present invention concerns also certain compounds and compositions or articles containing such compounds.




ed

Perfuming ingredients of the floral and/or anis type

The present invention concerns a compound of formula wherein R represents a hydrogen atom or a C1-2 alkyl or alkoxyl group; each R1, R2 or R3 represents a hydrogen atom or a methyl or ethyl group; and X represents a CHO, COOR4 or CN group, R4 being a methyl or ethyl group; and at least one of said R, R1 or R2 represents a group containing at least one carbon atom; and it use as perfuming ingredient, for instance to impart odor notes of the floral and/or anis type.




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Odour-reducing substances

The use is described (i)(a) of a single alcohol of formula (1) or(i)(b) of a mixture comprising or consisting of two or more different alcohols of formula (1), wherein in each case one of the two radicals Ra or Rb represents hydrogen and in each case the other radical Ra or Rb represents an acyl radical having 2 to 6 C atoms,for reducing an odororas an auxiliary for reducing an odor.




ed

Compressed gas aerosol compositions

Certain surfactants suitable for use alone to dissolve a water-insoluble component in compositions is described for providing VOC-free compressed gas aerosol compositions. The compositions include water-insoluble component(s), a surfactant and water. The water-insoluble component(s) can be active agent(s), such as fragrance(s) and/or an insecticide(s). The surfactant is present as a single surfactant which, in the absence of a solvent, dissolves or disperses the water-insoluble component(s) and provides a homogenous blend in water which provides a stable compressed gas emulsion. The surfactant is an anionic surfactant or a nonionic surfactant, in particular nonionic alkylpolyglycosides; nonionic cocoglucoside; nonionic alkylene oxide extended chain alkylpolyglycosides; anionic sodium lauryl ether sulfate (SLES), nonionic C13-C15 oxoalcohol ethoxylate with 8 ethylene oxides (EO), nonionic C12-C14 secondary alcohol ethoxylate with 7EO or 12EO, polyethylene glycol (PEG) hydrogenated castor oil wherein the PEG is PEG-60 or PEG-40, polyglyceryl-10 laurate and polyglyceryl-6 caprylate.




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4-alkyl substituted pyridines as odiferous substances

The present invention primarily concerns certain 4-alkyl pyridines of the following formula (I), wherein R is C8-C12 alkyl, odiferous substance mixtures and aromatic substance mixtures containing these 4-alkyl pyridines, the respective uses thereof as an odiferous or aromatic substance (mixture) and corresponding perfumed products.




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Esters as perfuming ingredients

The present invention relates to some perfuming ingredients which are esters of formula (I) wherein R1 and R2 represent each a hydrogen atom or a methyl or ethyl group; and R3 represents a C5-C8 group of formula satured or unsatured linear, branched or cyclic group.




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Predicting odor pleasantness with an electronic nose

Apparatus and method for assessing odors, comprises an electronic nose, to be applied to an odor and to output a structure identifying the odor; a neural network which maps an extracted structure to a first location on a pre-learned axis of odor pleasantness; and an output for outputting an assessment of an applied odor based on said first location. The assessment may be a prediction of how pleasant a user will consider the odor.




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Perfuming ingredient of the galbanum family

The present invention relates to 1-(5-ethyl-5-methyl-1-cyclohexen-1-yl)-4-penten-1-one and its use as perfuming ingredient.




ed

Extended release fragrance compositions

Compositions are provided that provide release of fragrance over an extended period of time. The compositions comprise a hydrophilically-modified cross-linked silicone elastomer and an acrylic rheology modifier.




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Fragranced water-sensitive film

A film formed from a water-soluble polymer matrix within which is contained at least one fragrance is provided. The film is water-sensitive (e.g., water-soluble, water-dispersible, etc.) so that upon contact with a sufficient amount of water, the polymer matrix loses its integrity over time to increasingly expose the fragrance to the ambient environment for releasing its odor. The ability to incorporate a fragrance into the polymer matrix is achieved in the present invention by controlling a variety of aspects of the film construction, including the nature of the fragrance, the nature of the water-soluble polymer, the manner in which the polymer matrix and fragrance are melt processed, etc. For example, the fragrance may be injected directly into the extruder and melt blended with the water-soluble polymer. In this manner, the costly and time-consuming steps of pre-encapsulation or pre-compounding of the fragrance into a masterbatch are not required. Furthermore, to obtain a balance between the ability of the fragrance to release the desired odor during use and likewise to minimize the premature exhaustion of the odor during melt processing, the fragrance is selected to have a boiling point (at atmospheric pressure) within a certain range, such as from about 125° C. to about 350° C.




ed

Cyclohexene- and cyclopropanated cyclohexene- derivatives as fragrances

1-(3/4-isobutyl-1/6-methylcyclohex-3-enyl)methanols and derivatives thereof having appreciable floral and hesperidic odor notes, their use as fragrance ingredient and perfumed products comprising them.




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Aldehydes as perfuming ingredients

An aldehyde of formula (I) in the form of any one of its stereoisomers or a mixture thereof, wherein each dotted line, independently from each other, represents a single or double bond; n is 0 or 1; R1 is a hydrogen atom or a methyl group; R2 is a hydrogen atom or a methyl or ethyl group; and R3, which can be present in any of positions 2 to 6 of the cyclic moiety, is a hydrogen atom or a methyl or ethyl group, or a CH2 group bridging positions 3 and 6. Also, the use of the aldehyde as perfuming ingredient to impart odor notes of the aldehyde, lily of the valley type.




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Process for isolating crystallized 2,2,4,4 tetramethyl-1,3-cyclobutanediol (TMCD) particles utilizing pressure filtration

A method for isolating 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) solids from an isolated feed slurry formed in a TMCD process comprising TMCD, a liquid phase, and impurities by (a) treating the isolated feed slurry in a product isolation zone to produce an isolated TMCD product wet cake, a mother liquor, and impurities; wherein the product isolation zone can comprise at least one rotary pressure drum filter.




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Process for the production of ethanol from an acetic acid feed and a recycled ethyl acetate feed

The present invention produces ethanol in a reactor that comprises a catalyst composition and a feed stream comprising acetic acid and a recycled liquid stream comprising ethyl acetate. The catalyst composition comprises a first catalyst comprising platinum, cobalt, and/or tin and a second catalyst comprising copper. The crude ethanol product may be separated and ethanol recovered.