e Composition for maintaining function of platelets By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT A composition for maintaining a function of platelets, the composition comprising, as an active ingredient, a compound represented by the following general formula (I) or a salt thereof, or a solvate thereof: wherein X represents a phenylene group;Y represents any one of a hydrogen atom and —(CH2)mR1;wherein m represents an integer of any one of 0 to 4; andR1 is any one of —NR5COR2, —NR5SO2R2, and —NR3R4;wherein R2 represents any one of a C1 to C6 alkyl group, an aryl group, a C1 to C6 alkoxy group, and the like;R3 and R4 represent a C1 to C6 alkyl group or the like; andR5 represents any one of a hydrogen atom, a C1 to C6 alkyl group, and the like; and Z represents any one of a hydrogen atom and a C1 to C6 alkyl group. Full Article
e L-ornithine phenyl acetate and methods of making thereof By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT Disclosed herein are forms of L-ornithine phenyl acetate and methods of making the same. A crystalline form may, in some embodiments, be Forms I, II, III and V, or mixtures thereof. The crystalline forms may be formulated for treating subjects with liver disorders, such as hepatic encephalopathy. Accordingly, some embodiments include formulations and methods of administering L-ornithine phenyl acetate. Full Article
e Modified carbon material and process of making and using the same By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT A method of making modified carbon materials for use in fabricating fuel cell components. The modified carbon may comprise pendant fluorocarbon groups bonded covalently bonded thereto. In one embodiment, a mixture is formed and comprises carbon material suitable for use in a fuel cell component, an organic solvent, a compound having the general formula I—R wherein R is a fluorocarbon, and a reductant. Full Article
e Process and apparatus for slurry separation of aromatic carboxylic acid By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT In a process for removing aromatic carboxylic acid from a slurry thereof in solvent, the slurry is split into sub streams and each of said sub streams is supplied to a respective rotary pressure filter such that the sub stream pass through the filters in parallel. Gas is passed through the rotary pressure filters in series in an open-loop arrangement. Full Article
e Ozonolysis operations for generation of reduced and/or oxidized product streams By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT The present invention relates to methods for safe and efficient use of hydrogen and oxygen in ozonolysis operations. The invention also relates to an ozonolysis process involving elements of both reductive and oxidative ozonolysis which are integrated in a continuous process. In one embodiment, the ozonolysis process of the present invention uses hydrogen and/or oxygen generated from water and electricity, which may be recycled to generate water and/or electricity. Full Article
e Process for the (AMM)oxidation of lower molecular weight alkanes and alkenes By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT A process for producing unsaturated carboxylic acids or unsaturated nitriles by vapor phase oxidation reaction of their corresponding C3 to C5 alkanes, C3 to C5 alkenes, and mixtures thereof, as a hydrocarbon starting material, wherein the process performance is monitored and the path of gasses through catalyst beds is altered. Improved catalyst lifetimes may be achieved. Full Article
e Methods for production of high concentration of arginine bicarbonate solution at high pressure By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT Methods of producing arginine bicarbonate solutions in very high concentrations including reacting an arginine slurry containing a first portion of arginine with a source of carbon dioxide gas at elevated pressure and temperature, adding subsequent portions of arginine to the resulting solution and further reacting with compressed carbon dioxide until a final solution containing in excess of 50% by weight are provided which include preparing an arginine solution by subjecting an arginine water slurry to elevated pressure and temperature and reacting the arginine solution with a source of carbon dioxide gas to form a solution comprising arginine and bicarbonate anion and recovering arginine bicarbonate from the solution. Full Article
e Process for production of adipic acid from 1,6-hexanediol By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT Processes are disclosed for the conversion of 1,6-hexanediol to adipic acid employing a chemocatalytic reaction in which 1,6-hexanediol is reacted with oxygen in the presence of particular heterogeneous catalysts including at least one of platinum or gold. The metals are preferably provided on a support selected from the group of titania, stabilized titania, zirconia, stabilized zirconia, silica or mixtures thereof, most preferably zirconia stabilized with tungsten. The reaction with oxygen is carried out at a temperature from about 100° C. to about 300° C. and at a partial pressure of oxygen from about 50 psig to about 2000 psig. Full Article
e Processes for producing succinic acid By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT Provided are processes for producing high-purity succinic acid from a succinic-acid-containing liquid through crystallization. Full Article
e Polycyclic organic compound, optically anisotropic film and method of production thereof By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The polycyclic organic compounds which are substantially transparent for an electromagnetic radiation in the visible spectral range, an anisotropic optical film comprising at least one polycyclic organic compound and a method of producing thereof are disclosed. The polycyclic organic compounds have a general formula (I) wherein A and B are acid groups, n is the number of phenyl rings in the range from 3 to 10; m is 0, 1, 2 or 3; l is 1, 2, or 3, p is 1, 2, 3, 4, 5 or 6, C is a counterion from a list comprising H+, NH+4, Na+, K+, Li+, Cs+, Ca2+, Mg2+, Sr2+, La3+, Zn2+, Zr4+, Ce3+, Y3+, Yb3+, Gd3+, and any combination thereof; k is the number of counterions necessary for compensation of the negative electric charge equal to (−p). Full Article
e Process for producing fluorosulfuric acid aromatic-ring esters By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A production process of a fluorosulfuric acid aromatic-ring ester according to the present invention includes reaction of an aromatic-ring hydroxyl compound with sulfuryl fluoride (SO2F2) in the presence of a tertiary amine except pyridine and methylpyridine. The sulfuryl fluoride, used as the reactant in the production process according to the present invention, is widely adapted as a fumigant and is easily available on a large scale. Further, the target compound can be obtained rapidly with a high yield under moderate reaction conditions in the production process according to the present invention. In this way, all of the prior art problems can be solved in the production process according to the present invention. The production process according to the present invention is thus particularly useful for industrial production of the fluorosulfuric acid aromatic-ring ester. Full Article
e Systems and processes for the production of isophthalic acid and terephthalic acid By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT Various embodiments of the present invention generally disclose systems and processes for the conversion of a feed stream comprising at least one C8 aromatic into a product stream comprising isophthalic acid and purified terephthalic acid (IPA/TA). Full Article
e Method for producing reduced coenzyme Q10, method for stabilizing same, and composition comprising same By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT An object of the present invention is to provide a substance characterized by ability to reduce oxidized coenzyme Q10 and ability to stabilize reduced coenzyme Q10, which contains nutrients, has a favorable taste, and is excellent in general versatility, and a method for using the same. The present invention relates to a method for producing reduced coenzyme Q10 comprising reducing oxidized coenzyme Q10 with a particular amino acid. The present invention also relates to a method for stabilizing reduced coenzyme Q10 in the presence of a particular amino acid and a composition stabilized by the method. Full Article
e Hydrocarboxylation of aqueous formaldehyde using a dehydrating recycle stream to decrease water concentration By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT Disclosed is a process for the production and purification of glycolic acid or glycolic acid derivatives by the carbonylation of aqueous formaldehyde. The water in the hydrocarboxylation zone is reduced via reaction with the ester bonds in a recycle stream comprising glycolic acid oligomers and/or methyl glycolate oligomers. Full Article
e Biomass-resource-derived polyester and production process thereof By www.freepatentsonline.com Published On :: Tue, 14 Jul 2015 08:00:00 EDT The present invention provides a resin capable of contributing greatly to solve environmental problems and problems related to exhaustion of fossil fuel resources and having physical properties suited for practical use. The polyester according to the present invention has a diol and a dicarboxylic acid as constituent components and has an amount of terminal acid of 50 equivalents/metric ton or less. Full Article
e Nucleic acids targeting TCTP for use in the treatment of chemo- or hormone-resistant cancers By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT The present invention concerns a TCTP antagonist, in particular a nucleic acid targeting an m RNA encoding Translationally-Controlled Tumor Protein (TCTP), wherein said nucleic acid is capable of reducing the amount of TCTP in cells, for use in the treatment or prevention of hormone-independent cancer or chemo-resistant cancer, such as an androgen-independent prostate cancer. Full Article
e Antisense modulation of PTP1B expression By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT Provided herein are methods, compounds, and compositions for reducing expression of PTP1B mRNA and protein in an animal. Such methods, compounds, and compositions are useful to treat, prevent, delay, or ameliorate metabolic disease, for example, diabetes, or a symptom thereof. Full Article
e Method for preparing 4-demethyldaunorubicin By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT A method of preparing the anthracyclin carminomycin using a starting material comprising daunorubicin. The method comprises reacting daunorubicin or N-protected daunorubicin with soft Lewis acids for the demethylation of the 4-methoxy group, resulting in a reaction mass. The reaction mass is treated with an aqueous solution of a strong organic acid or a mineral acid. After decomposition of the resulting carminomycin and Lewis acids reactive complex, the reaction mass is extracted using a water insoluble organic solvent. As a result, carminomycin is extracted as a base. Full Article
e Tumor and infectious disease therapeutic compositions By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT A pharmaceutical composition comprising lectins is anti-tumorigenic and anti-viral, bacterial or protozoan. The composition, termed BiOmune is also useful for imaging, diagnosis and therapy of cancer. Full Article
e Functional ligands to target molecules By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT The present invention relates functional ligands to target molecules, particularly to functional nucleic acids and modifications thereof, and to methods for simultaneously generating, for example, numerous different functional biomolecules, particularly to methods for generating numerous different functional nucleic acids against multiple target molecules simultaneously. The present invention further relates to functional ligands which bind with affinity to target molecules. The present invention further relates to methods for generating, for example, functional biomolecules, particularly to functional nucleic acids, that bind with functional activity to another biomolecule, such as a receptor molecule. More than one or multiple targets as used herein may generally include different types of targets, and/or may also include a multitude of a singular type of targets at different conditions, such as, for example, temperature, pH, chemical environment, and/or any other appropriate conditions. Full Article
e Macromolecular nucleotide compounds and methods for using the same By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT The invention describes new structures of the nucleotide conjugates (nuc-macromolecules) comprising at lease one nucleotide moiety coupled to at least one macromolecular compound via a short linker. These conjugates can be used as substrates for various kinds of polymerizing enzymes in the enzymatic synthesis of nucleic acids. In particular, these compounds can be used for labeling nucleic acids. Full Article
e Method to determine responsiveness of cancer to epidermal growth factor receptor targeting treatments By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT Disclosed herein are methods and reagents for determining the responsiveness of cancer to an epidermal growth factor receptor (EGFR) targeting treatment. The detection of these mutations will allow for the administration of gefitinib, erlotinib and other tyrosine kinase inhibitors to those patients most likely to respond to the drug. Full Article
e Medical devices By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT Medical devices comprising an anti-connexin agent suitable for introduction into a subject. Full Article
e SDF-1 binding nucleic acids By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT The present invention is related to an L nucleic acid that binds to an SDF-1. Full Article
e Compositions and methods for silencing SMAD4 By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT The present invention provides compositions comprising therapeutic nucleic acids such as interfering RNA (e.g., dsRNA such as siRNA) that target SMAD4 gene expression, lipid particles comprising one or more (e.g., a cocktail) of the therapeutic nucleic acids, methods of making the lipid particles, and methods of delivering and/or administering the lipid particles (e.g., for treating anemia of inflammation in humans). Full Article
e Antisense oligonucleotides for inducing exon skipping and methods of use thereof By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT An antisense molecule capable of binding to a selected target site to induce exon skipping in the dystrophin gene, as set forth in SEQ ID NO: 1 to 202. Full Article
e Process for triphosphate oligonucleotide synthesis By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT This invention relates to a process for preparing an oligonucleotide 5'-triphosphate. The process comprises the steps of: (a) synthesizing an oligonucleotide having a 5' hydroxyl moiety; (b) reacting the 5' hydroxyl moiety with a reagent of formula I: to convert the 5' hydroxyl moiety to a 5'-H-phosphonate, wherein R1 and R2 are each independently selected from the group consisting of haloalkyl, aryl, substituted aryl, heteroaryl, substituted heteroaryl, cycloalkyl, substituted cycloalkyl, heterocycle, and substituted heterocycle, acyl, phosphoryl, substituted alkyl acyl, substituted heteroalkyl acyl, substituted aryl acyl or substituted heteroaryl acyl, substituted alkyl phosphoryl, substituted heteroalkyl acyl, substituted aryl phosphoryl, and substituted heteroaryl phosphoryl; (c) activating the H-phosphonate of step (b) by reacting the H-phosphonate with a silylating agent, a halogenated oxidizing agent, a nitrogen-containing heteroaryl, or a combination thereof, to form an activated H-phosphonate; and (d) treating the oligonucleotide having an activated H-phosphonate from step (c) with a poly(alkylammonium)pyrophosphate. Full Article
e Sulfonamide derivatives of polycyclic dyes used for analytical applications By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT The invention concerns the production of quinoline compounds containing sulfonic acid groups, the said quinoline compounds and their conversion into dyes containing sulfonic acid groups. The dyes according to the invention are used especially to label analytes, for example to label biomolecules. Full Article
e Method of preparing cationic starch using ultrahigh pressure By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT Disclosed is a method of preparing cationic starch. The method includes preparing a starch suspension containing a cationization agent; performing ultrahigh pressure treatment on the starch suspension; and obtaining cationic starch from the starch suspension subjected to ultrahigh pressure treatment. Full Article
e L-proline and citric acid co-crystals of (2S, 3R, 4R, 5S,6R)-2-(3-((5-(4-fluorophenyl)thiopen-2-yl)methyl)4-methylphenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT The present invention is directed to L-proline and citric acid co-crystals of (2S,3R,4R,5S,6R)-2-(3-((5-(4-fluorophenyl)thiophen-2-yl)methyl)-4-methylphenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol, pharmaceutical compositions containing said co-crystals and their use in the treatment glucose-related disorders such as Type 2 diabetes mellitus and Syndrome X. Full Article
e Process for manufacturing partially cross-linked alginate solution By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT Described is a microfluidic process for manufacturing partially cross-linked alginate solution, wherein the alginate solution is a homogenous liquid which exhibits an elastic response (G') which is equal to or greater than its viscous response (G″). In particular, the process may comprise microfluidic mixing of sodium alginate and calcium gluconate solutions to provide an injectable partially cross-linked alginate solution. Full Article
e Polynucleotides for use in medicine By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The invention refers to polynucleotides selected from the group consisting of a) polynucleotides encoding for the polypeptide RBM20 comprising a P638L mutation for a human polypeptide RBM20, or a P641L mutation for a rat polypeptide RBM20, b) polynucleotides with a reverse complementary sequence of the polynucleotide of a) above, and c) polynucleotides with an identity at least 50% to a polynucleotide of a) or b) above. Full Article
e Biocatalysts for ezetimibe synthesis By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The present disclosure relates to non-naturally occurring polypeptides useful for preparing Ezetimibe, polynucleotides encoding the polypeptides, and methods of using the polypeptides. Full Article
e Metabolically engineered cells for the production of resveratrol or an oligomeric or glycosidically-bound derivative thereof By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A recombinant micro-organism producing resveratrol by a pathway in which phenylalanine ammonia lyase (PAL) produces trans-cinnamic acid from phenylalanine, cinnamate 4-hydroxylase (C4H) produces 4-coumaric acid from said trans-cinnamic acid, 4-coumarate-CoA ligase (4CL) produces 4-coumaroyl CoA from said 4-coumaric acid, and resveratrol synthase (VST) produces said resveratrol from said 4-coumaroyl CoA, or in which L-phenylalanine- or tyrosine-ammonia lyase (PAL/TAL) produces 4-coumaric acid, 4-coumarate-CoA ligase (4CL) produces 4-coumaroyl CoA from said 4-coumaric acid, and resveratrol synthase (VST) produces said resveratrol from said 4-coumaroyl CoA. The micro-organism may be a yeast, fungus or bacterium including Saccharomyces cerevisiae, E. coli, Lactococcus lactis, Aspergillus niger, or Aspergillus oryzae. Full Article
e Production of glucose from starch using alpha-amylases from Bacillus subtilis By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT An α-amylase from Bacillus subtilis (AmyE) produces significant amounts of glucose from various carbohydrate substrates, including vegetable starch, maltoheptaose, and maltotriose. Among other things, this advantageous property allows AmyE or variants thereof to be used in a saccharification reaction having a reduced or eliminated requirement for glucoamylase. The reduction or elimination of the glucoamylase requirement significantly improves the efficiency of the production of ethanol or high fructose corn syrup, for example. Full Article
e Cytosine analogue, a method of preparation of a cytosine analogue, a DNA methyltransferase 1 inhibitor, a method for DNA methylation inhibition, the use of the analogue in the treatment of diseases associated with deviations from normal DNA methylation By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A cytosine analog, a method of preparation of a cytosine analog, a DNA methyltransferase 1 inhibitor, and a method for DNA methylation inhibition, is provided for the treatment of diseases associated with deviations from normal DNA methylation. The analog of cytosine may be comprised of 1, N4, 5 and 6-substituted derivatives of cytosine or 5,6-dihydrocytosine, wherein the analog can be described by the chemical formula where R1 is H, R3, R4, 2'-deoxyribosyl, R4 is alkyl or aryl, X is N or C, wherein if X in the analog of formula I is N, then R5 is no substituent and if X in the analog of formula I and/or II is C or if X in the analog of formula II is N, then R5 and R6 are independently alkyl, aryl, hydroxyalkyl, aminoalkyl, hydroxyl, carboxyl, amino group, alkoxyl, aryloxyl, aminoalkyl, aminoaryl, thio group, sulfonyl, sulfinyl or halogen. Full Article
e RNA antagonists targeting GLI2 for the treatment of leukemia By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The present invention relates to oligomer compounds (oligomers) for the treatment and prevention of acute myeloid leukemia, which target GLI2 mRNA in a cell, leading to reduced expression of GLI2. Full Article
e RNAi-mediated inhibition of frizzled related protein-1 for treatment of glaucoma By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT RNA interference is provided for inhibition of Frizzled Related Protein-1 mRNA expression, in particular, for treating patients having glaucoma or at risk of developing glaucoma. Full Article
e Reduction of ALMS1 gene expression or inhibition of altröm protein to induce cardiomyocyte proliferation By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The present invention relates to the field of cardiology. More specifically, the present invention provides methods and compositions for inducing proliferation of cardiomyocytes. In a specific embodiment, a method for inducing proliferation of cardiomyocytes comprises the step of administering an effective amount of an ALMS1 inhibitor. Full Article
e 1,2,3-Triazolyl purine derivatives By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The present invention relates to novel 1,2,3-triazolyl purine derivatives. The invention also relates to using the derivatives to treat cancer and various viral infections. An example of a 1,2,3-triazolyl purine derivative of the invention is Full Article
e Compositions and methods for treating cancer By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT Provided herein are compounds used to inhibit the deamination enzyme responsible for the inactivation of therapeutic compounds, and methods of using them. Full Article
e Synthesis and identification of novel RSK-specific inhibitors By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A composition comprising an SL0101 [kaempferol 3-O-(3″,4″-di-O-acetyl-α-L-rhamnopyranoside)] derivative compound that has enhanced ability to inhibit RSK activity, relative to the parent compound is provided. The compounds have utility for treating any disease or conditions characterized or associated with excess or undesirable RSK activity. For example the RSK inhibitors of the present invention can be used to reduce the proliferation of neoplastic cells or for inhibiting the establishment or maintenance of an intracellular pathogenic infection by pathogens whose pathogenicity derives in part from the pathogen's ability to impede endosomal/phagosomal maturation in the host cell. Full Article
e Reagents useful for synthesizing rhodamine-labeled oligonucleotides By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The present disclosure provides reagents that can be used to label synthetic oligonucleotides with rhodamine dyes or dye networks that contain rhodamine dyes. Full Article
e Formulations for nucleic acid stabilization on solid substrates By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The present disclosure generally relates to dry solid matrices for the extraction, stabilization, and storage of nucleic acids, particularly RNA, in a dry format under ambient conditions for a prolonged period of time. Methods for collecting and recovering the nucleic acids stored in the dry solid matrix are also described. Full Article
e Functionalization and purification of molecules by reversible group exchange By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT Embodiments of the present disclosure include methods and compositions for functionalizing molecules, such as oligonucleotides, with functional groups, including polyhistidine tags useful in affinity methods. Some embodiments include methods for modifying and purifying complex mixtures of molecules by exchange of functional tags. Full Article
e Methods and compositions for extraction and storage of nucleic acids By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A solid matrix for the extraction, stabilization, and storage of nucleic acids is provided. At least one protein denaturant, and at least one acid or acid-titrated buffer reagent are impregnated in a dry state therein the matrix; and the matrix is configured to provide an acidic pH on hydration. The matrix is configured to extract nucleic acids from a sample and stabilize the extracted nucleic acids, particularly RNA, in a dry format under ambient conditions for a prolonged period of time. Methods for collecting and recovering the nucleic acids stored in the dry solid matrix are also described. Full Article
e Cellulose ethers having reactive anchor group, modified cellulose ethers obtainable therefrom and methods for the preparation thereof By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT Non-ionic water-soluble cellulose ethers modified with 3-azido-2-hydroxypropyl groups bound via an ether link are provided having a molar degree of substitution MSAHP in the range from 0.001 to 0.50. Exemplary cellulose ethers are alkyl celluloses, including methyl, hydroxyalkyl (e.g. hydroxyethyl or hydroxypropyl) or alkylhydroxyalkyl cellulose (e.g. methylhydroxyethyl). Reaction products with alkyne compounds are also provided, resulting in a terminal alkyne group. The reaction of azide with the alkyne proceeds as a 1,3-dipolar cycloaddition reaction, advantageously with Cu(I) or ruthenium catalysts. A multiplicity of cellulose ethers can be obtained from the conversion reaction. Variations in the macroscopic properties can be achieved by controlled modification, ranging from increased or reduced viscosity. The reaction, taking place within a few seconds, requires only minimal catalyst. Gel formation is reversible by adjustment of the pH such that a monophasic system (high-viscous fluid) arises again from a biphasic system (gel+low-viscous water phase). Full Article
e Method for producing cationized cellulose and method for producing cationized hydroxyalkyl cellulose By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A production method of a cationized cellulose or a cationized hydroxyalkylcellulose, including step 1 for adding a cationizing agent to cellulose and mechanically decrystallizing the cellulose and step 2 for adding a basic compound to the mixture obtained in step 1 and mechanically decrystallizing the cellulose, or a production method of a cationized cellulose or a cationized hydroxyalkylcellulose, including a step 3 for adding a basic compound to cellulose and mechanically decrystallizing the cellulose and step 4 for adding a cationizing agent to the mixture obtained in step 3 and mechanically decrystallizing the cellulose. The cellulose and the cationizing agent are allowed to react with each other in step 2 or step 4. Full Article
e Flame retardant cellulose By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT Flame retardant cellulose is prepared comprising cellulose fibers and an organophosphate compound bonded to the cellulose fibers. Accordingly, the bonded phosphate-functional group provides the cellulose fibers with pendant phosphate ester functionality. Numerous phosphate derivatives can be envisaged that will accomplish the intended task. Full Article
e Cellulose interpolymers and method of oxidation By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT This invention provides cellulose ester interpolymers, and methods of oxidizing cellulose interpolymers and cellulose ester interpolymers. The invention also provides routes to access carboxylated cellulose ester derivatives with high acid numbers wherein the carboxyl group is attached directly to the cellulose backbone by a carbon-carbon bond. Through functionalization of an intermediate aldehyde, the corresponding cationic or zwitterionic cellulose ester derivatives can also be accessed. The interpolymers of the present invention have a number of end-use applications, for example, as binder resins in various types of coating compositions and as drug delivery agents. Full Article