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Synthetic resins or natural rubbers -- part of the class 520 series February patent applications/inventions, industry category 02/13

20130053470 - Biocompatible, biomimetic ampholyte materials: New ampholyte biomaterial compounds containing ampholyte moieties are synthesized and integrated into polymeric assemblies to provide hydrophilic polymers exhibiting improved biocompatibility, haemocompatibility, hydrophilicity non-thrombogenicity, anti-bacterial ability, and mechanical strength, as well as suitability as a drug delivery platform.... Agent:

20130053471 - Method for the production of reinforced materials and reinforced materials obtained using this method: A method for making a composite material with non-spherical reinforcing particles embedded in a matrix, is disclosed. In this method, in a first step magnetic and/or superparamagnetic nanoparticles are attached to the non-spherical reinforcing particles, in a second step the resulting reinforcing particles are introduced into a liquid matrix material... Agent: Eth Zurich

20130053472 - Process for producing conjugated diene rubber and composite of the same rubber: A process for producing conjugated diene rubber and its composite includes polymerizing a conjugated diene or a conjugated diene and a vinyl aromatic hydrocarbon in a hydrocarbon solution by anionic polymerization to obtain conjugated diene rubber containing alkali metal in the polymer chain end reacting a with at least one... Agent: Tsrc Corporation

20130053473 - High melting point flame retardant crystal and method for manufacturing the same, epoxy resin composition containing the flame retardant, and prepreg and flame retardant laminate using the composition: Disclosed herein is a method of preparing a high-melting point flame retardant crystal, comprising the steps of: reacting 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide with 1,4-naphthoquinone in an inert solvent having a dielectric constant of 10 or less to reduce a content of by-products, thereby obtaining a reaction composition; and dissolving the reaction composition in... Agent: Sanko Co., Ltd.

20130046043 - Silicone hydrogels and methods of manufacture: Embodiments of silicone hydrogels, ophthalmic lenses made therefrom, and methods of making the same are described. Fully hydrated silicone hydrogels have relatively high water content and oxygen permeability, along with relatively low modulus of elasticity. Embodiments of the silicone hydrogels in substantially dehydrated condition are adapted to lathe cutting at... Agent: Contamac, Ltd.

20130046044 - Biodegradable polymers and methods for the preparation thereof: The present invention relates to biodegradable polymers, and especially polyacrylic and/or polyaspartic acid based biodegradable polymers. Further, the present invention relates to methods for the preparation of the present biodegradable polymers and the use thereof as, for example, protective layer or packaging material. Specifically, the present invention relates to methods... Agent:

20130041065 - Method of making polymer-bioceramic composite implantable medical devices: Methods and devices relating to polymer-bioceramic composite implantable medical devices are disclosed.... Agent: Advanced Cardiovascular Systems, Inc.

20130041064 - Novel thermoplastic hydrogel polymer compositions for use in producing contact lenses and methods of producing said compositions: The present invention relates generally to production of thermoplastic materials which swell in water to produce hydrogels. These materials will hereafter be referred to as “thermoplastic hydrogels”. They are useful as contact lenses or for use in vision correction prosthetics or as cosmetic devices. In particular, the invention relates to... Agent: Ocutec Limited

20130041066 - Hydrophilized curable silicone impression materials with improved storage behavior: The invention relates to hydrophilized curable silicone compositions which contain organopolysiloxanes, hydrophilizers and at least one stabilizing phosphorous compound. The compositions are particularly suitable as curable impression materials in dental applications, especially as wash impression materials.... Agent: 3m Innovative Properties Company

20130041067 - Radically curable urethane dimethacrylates and compositions thereof for tougher dental prosthetics: A radically curable polyurethane composite for dental restorations, including provisional restorations, includes polyurethane dimethacrylate prepolymers that have at least one flexible unit within a polyurethane dimethacrylate backbone, and one or more dimethacrylate monomers. Composite materials made with polyurethane dimethacrylate prepolymers of the invention exhibit superior and optimal properties of flexural... Agent: Pulpdent Corporation

20130041068 - Methods for cementing in a subterranean formation using a cement composition containing a set retarder of a polyester: According to an embodiment, a cement composition for use in an oil or gas well, the cement composition comprises: cement; water; and a polymer, wherein the polymer: (i) comprises a monomer or monomers capable of forming a polyester; and (ii) is capable of providing a thickening time of at least... Agent: Halliburton Energy Services, Inc.

20130041069 - Digital printing composition: A digital printing composition includes a carrier and a colorant. The carrier includes a hydrocarbon having at least one unsaturated bond. The hydrocarbon is configured to at least one of polymerize or crosslink in the presence of a charged species produced from a corona generator.... Agent: Hewlettt-packard Development Company, L.p.

20130041070 - Rubber asphalt and preparation method thereof: A rubber asphalt and a preparation method thereof are disclosed. The rubber asphalt comprises matrix asphalt and rubber powder modifier in a ratio of 4:1-4, wherein the rubber powder modifier comprises waste tyre rubber powder and hexanediol in a ratio of 94-96:6-4. The method comprises the following steps: mixing the... Agent:

20130041071 - Dispersant composition: The invention relates to a composition containing a polyepoxide with polyether lateral chains and pendant hydrocarbyl groups. The invention further relates to a composition containing a particulate solid, an organic or aqueous medium, and a polyepoxide with polyether lateral chains and pendant hydrocarbyl groups. The invention further relates to novel... Agent: Lubrizol Advanced Materials, Inc.

20130041072 - Aqueous polyurethane dispersions: The present invention relates to radiation-curable, aqueous dispersions based on polyurethane acrylates (i), which are characterized in that the polyurethane acrylate (i) comprises as builder components A) one or more aromatic polyepoxy(meth)acrylates with an OH number of from 20 to 300 mg of KOH/g of substance, C) one or more... Agent:

20130035415 - In situ bulking composition: The present invention relates to a hydrated, biocompatible tissue-augmentation compound and methodology for its implantation into mammalian tissue. The tissue-augmentation compound is comprised of: living tissue, optionally body derived fluids, and at least one NCO-terminated hydrophilic urethane prepolymer derived from an organic polyisocyanate, and oxyethylene-containing diols or polyols in which... Agent: Promethean Surgical Devices

20130035416 - Polyacetal resin composition, method for producing the same, and molded article: (B) 0.1 to 10 parts by mass of an aluminum pigment, the aluminum pigment having a coin-like or flake-like flat shape, a volume average particle size D50 of 15 to 50 μm, an average surface roughness Ra of 20 to 50 nm, and an average height Rc of depressions and... Agent: Asahi Kasei Chemicals Corporation

20130035417 - Process to inert non-swelling clays: A process to inert non-swelling clays in at least one mineral component intended for the preparation of a hydraulic composition, including the addition, to the hydraulic composition, to the mineral component or to one of the other constituents of the hydraulic composition, of an organic molecule having a cationic charge... Agent: Lafarge

20130035418 - Process for the preparation of monodisperse polymer particles: A process for the preparation of monodisperse polymer particles which are formed by contacting monomers with aqueous dispersions comprising monodisperse swellable seed polymers/oligomers, and initiating polymerization in the presence of a steric stabilizer. The resulting swollen seed particles are characterized by the particle mode diameter.... Agent: Life Technologies As

20130035419 - Methods for dispersing carbon nanotubes and compositions used for the methods: The present invention refers to a method of dispersing carbon nanotubes in a thermosetting resin. The method comprises: (a) contacting the carbon nanotubes with a dispersant in a solvent to form a dispersion mixture, wherein the dispersant is a graft polymer comprising a polymeric backbone and a side chain grafted... Agent: Nanyang Technological University

20130035420 - Resin for use in a coating composition: A coating system comprises a substrate and a cured film disposed on the substrate and formed from a coating composition. The coating composition comprises a solvent component and a resin. The resin comprises a reaction product of a polyolefin and an oligomer or polymer. The polyolefin, different from the oligomer... Agent:

20130035421 - Coating compositions exhibiting corrosion resistance properties, related coated substrates, and methods: Coating compositions are disclosed that include corrosion resisting particles such that the coating composition can exhibit corrosion resistance properties. Also disclosed are substrates at least partially coated with a coating deposited from such a composition and multi-component composite coatings, wherein at least one coating later is deposited from such a... Agent: Prc-desoto International, Inc.