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| Number | Title | Issue Date |
| 7442749 | Sulfur-containing poly (unsaturated carboxylic acid) and its uses and production process There are disclosed a novel sulfur-containing poly(unsaturated carboxylic acid) and its uses and production process. A sulfur-containing poly(unsaturated carboxylic acid) having a weight-average molecular weight (Mw) of 500 to 4,500 and a molecular weight distributi... | 10/28/2008 |
| 7423104 | Hyperbranched copolymer comprising monomers of choice, a composition, and a cosmetic method Disclosed is a hyperbranched copolymer comprising at least two polymeric branches, which may be identical or different, each comprising at least one at least trifunctional branch point, wherein a first polymeric branch comprises at least one first monomer chosen fro... | 09/09/2008 |
| 7365141 | Polymers for use in optical devices Optical devices fabricated from solvent processible polymers suffer from susceptibility to solvents and morphological changes. A semiconductive polymer capable of luminescence in an optical device is provided. The polymer comprises a luminescent film-forming solvent... | 04/29/2008 |
| 7226980 | Thermoset composition, method for the preparation thereof, and articles prepared therefrom A curable composition includes a poly(arylene ether) and a fused alicyclic (meth)acrylate monomer. Also described are a method of preparing the composition, a cured composition derived from the curable composition, and an article comprising the cured composition. Th... | 06/05/2007 |
| 7199213 | Thermoset composition, method for the preparation thereof, and articles prepared therefrom A curable composition includes a poly(arylene ether) and a fused alicyclic (meth)acrylate monomer. Also described are a method of preparing the composition, a cured composition derived from the curable composition, and an article comprising the cured composition. Th... | 04/03/2007 |
| 7160587 | Plastic substrate for display and display element A plastic substrate for display, having little coloration and excellent in optical characteristics, heat resistance, resistance to thermal coloration and mechanical properties, and a display element using the same are provided. The plastic substrate for display comp... | 01/09/2007 |
| 7157537 | α-Halogenated acid esters with polyvalent alcohols as atom transfer radical polymerization initiators The invention relates to α-halocarboxylic acid esters of polyhydric, at least trihydric, alcohols, which can be used as initiators for ATRP. Using those initiators it is possible to prepare block copolymers having branched structures. ... | 01/02/2007 |
| 7105621 | Polymers for use in optical devices Optical devices fabricated from solvent processible polymers suffer from susceptibility to solvents and morphological changes. A semiconductive polymer capable of luminescence in an optical device is provided. The polymer comprises a luminescent film-forming solvent... | 09/12/2006 |
| 6972311 | Optimizing polystyrene in the presence of additives It has been discovered that improved polystyrene products may be obtained by polymerizing styrene in the presence of at least one multifunctional initiator, at least one chain transfer agent, and at least one cross-linking agent. The presence of the multifunctional ... | 12/06/2005 |
| 6949611 | Preparation of ethylene polymers by the high-pressure method A process for preparing ethylene polymers by the high-pressure method comprises dissolving one or more free-radical initiators in one or more ketones of the formula I where R1 and R2 are identical... | 09/27/2005 |
| 6927267 | High solids dispersion for wide temperature, pressure sensitive adhesive applications A pressure-sensitive adhesive polymer comprising a reaction product of a C1 to C20 alkyl (meth)acrylate, an ethylenically unsaturated carboxylic acid, a C2 to C8 hydroxyalkyl (meth)acrylate, a vinyl aromatic, optionally a ... | 08/09/2005 |
| 6872793 | Ophthalmic and otorhinolaryngological device materials Disclosed are soft, high refractive index device materials having improved strength. The materials contain microphase-separated aliphatic and aromatic domains. ... | 03/29/2005 |
| 6869541 | Epoxy resin composition, surface treating method, ink-jet recording head, and ink-jet recording apparatus An epoxy resin composition suitable for forming a film of excellent water repellency which comprises an epoxy resin having one or more water repellent groups and two or more cyclic aliphatic epoxy groups per molecule, a triazine-base catalyst for cationic polymeriza... | 03/22/2005 |
| 6803424 | Process for crosslinking of ethylene/acrylic ester copolymers Disclosed is a process for crosslinking copolymers of ethylene and acrylic esters by converting some of the ester groups to ester or amide groups which contain unsaturation, and then sulfur or peroxide curing the resulting polymers. The resulting crosslinked polymer... | 10/12/2004 |
| 6720390 | Process for crosslinking of acrylic ester copolymers Disclosed is a process for crosslinking copolymers of acrylic esters by converting some of the ester groups to ester or amide groups which contain unsaturation, and then sulfur or peroxide curing the resulting polymers. The resulting crosslinked polymers often have ... | 04/13/2004 |
| 6716949 | Amphipathic polymer particles and methods of manufacturing the same The invention is directed to amphipathic polymeric particles that serve as both the dispersant and the binder in water based inks, ink compositions containing these particles, and methods for making the particles. The polymeric particles contain both hydrophilic and... | 04/06/2004 |
| 6716951 | Heat-resistant methacrylic copolymers, production process thereof and optical elements A process for production of methacrylic copolymers, characterized by charging a monomer mixture comprising from 70 to 95% by weight of methyl methacrylate, from 0 to 15% by weight of α-methylstyrene, from 0 to 20% by weight of styrene and from 2 to 15% by weight of... | 04/06/2004 |
| 6653428 | Copolymers with amphiphilic sub-units, a method for producing the same and the use thereof The invention relates to a copolymer which can be obtained by radical copolymerisation of at least two components A and B. According to the invention, a) at least one ester of one at least difunctional carboxylic acid which has at least one olefinically u... | 11/25/2003 |
| 6566549 | Continuous polymerization process and products therefrom A continuous process for oligomers which do not contain, as polymerized units, carboxylic acid-containing monomers and their salts, including the steps of: (1) forming a reaction mixture, substantially free of carboxylic acid-containing monomers and their... | 05/20/2003 |
| 6495648 | Toner binder resin and process for the production thereof Toner binder resins with low odor and excellent charging stability as toners, containing styrene-acrylic copolymers or mixtures thereof, wherein the total content of volatile components is no greater than about 1,500 ppm, the content of volatile component... | 12/17/2002 |
| 6458174 | Copolymers, and their use as additives for improving the cold-flow properties of middle distillates Copolymers containing A) from 45 to 54 mol % of divalent structural units of the formula 1 ##STR1## in which a and b=0 or 1 and a+b=1, B) from 35 to 53 mol % of divalent structural units of the formula 2 --H2 C--CHR2 -- (2) and C) from 1 to 2... | 10/01/2002 |
| 6455655 | Emulsion styrene-butadiene rubber This invention discloses an emulsion styrene-butadiene rubber (SBR) that can be employed in manufacturing tire tread formulations that have rolling resistance and treadwear characteristics that are similar to those made with solution SBR but with improved... | 09/24/2002 |
| 6423806 | Acrylic monomer composition, acrylic copolymer, and heat resistant resin A heat resistant resin is formed by heating an acrylic monomer composition prepared by copolymerising an acrylic monomer represented by general formula (1) with another monomer that is copolymerisable with the acrylic monomer, the acrylic monomer composit... | 07/23/2002 |
| 6417303 | Substantially linear copolymers The invention is directed towards substantially linear copolymers formed using a metal complex having the formula LMX1 X2. L is a bidentate nitrogen-containing ligand with more than 2 nitrogens. M is copper, silver, or gold. X1 | 07/09/2002 |
| 6403281 | Cross-linker monomer comprising double bond and photoresist copolymer containing the same The present invention provides a cross-linker monomer of formula 1, a photoresist polymer derived from a monomer comprising the same, and a photoresist composition comprising the photoresist polymer. The cross-linking unit of the photoresist polymer can b... | 06/11/2002 |
| 6384170 | Hydroxyl-containing ethylene copolymers and fuel oils having an improved lubricating action The invention relates to copolymers of ethylene and at least one further olefinically unsaturated comonomer containing one or more hydroxyl groups. The invention furthermore relates to fuel oils comprising middle distillates containing a maximum of 0.5% b... | 05/07/2002 |
| 6316569 | Self-light-stabilized photochromic polymer, its preparation and articles containing same The objects of the present invention are: a self-light-stabilized photochromic thermoplastic or thermoreticulated polymer carrying non-cyclic tertiary amide-functionalized pendant groups; its preparation method; photochromic articles constituted, wholly or in part ... | 11/13/2001 |
| 6313252 | Functionalized ethylene/vinyl or vinylidene aromatic interpolymers Novel substantially random functionalized interpolymers and processes for making them are disclosed. The novel interpolymers include those prepared from ethylene and vinyl aromatic monomers such as ethylene-styrene interpolymers which are then functionali... | 11/06/2001 |
| 6297337 | Bioadhesive polymer compositions Improved crosslinked ionic polymers or salts thereof having a soluble polymer fraction of less than about 15 wt %, and methods for making the same. The polymers are useful as bioadhesives, thickeners, emulsifiers, suspending aids, and pharmaceutical contr... | 10/02/2001 |
| 6284856 | Acrylate, silicone, styrene, urethane copolymer coatings for natural and synthetic rubber articles Rubber articles are coated with a powder-free copolymer coating to provide improved mold release characteristics, improved donning characteristics, and improved tactile feel. The copolymer is formed by the polymerization of a low surface energy monomer, a... | 09/04/2001 |
| 6265511 | Hyperbranched polymers A method is provided for producing hyperbranched polymers comprising heating a polymerizable reaction charge comprising (a) a monomer mixture comprising 50-99.1% by weight of at least one monoethylenically unsaturated monomer and 0.1-50% by weight of one ... | 07/24/2001 |
| 6228971 | Polymeric imine functional compositions and their use in film-forming compositions Novel imine functional copolymers are provided containing a plurality of groups of the structure: ##STR1## where R1 is hydrogen or methyl; R2 is hydrogen or an alkyl group having from about 1 to about 10 carbon atoms; R3 i... | 05/08/2001 |
| 6214925 | Pressure-sensitive materials with small amounts of styrene A polymer which is composed of from 50 to 99.98% by weight of a C1 -C12 alkyl (meth)acrylate a), from 0.02 to 1.8% by weight of a vinyl-aromatic compound b), from 0 to 10% by weight of an ethylenically unsaturated acid or an ethylenically unsa... | 04/10/2001 |
| 6093781 | Non-linear styrenic polymer compositions and articles prepared therefrom Monovinyl aromatic polymer compositions with high melt strength, good flow and good heat properties which are suitable for fast injection molding, blow molding and thermoforming applications, comprising non-linear monovinyl aromatic polymers and copolymer... | 07/25/2000 |
| 6018009 | Crosslinked isocyanate functional polymer supports Insoluble supports are prepared which possess high surface areas and efficiently dispersed isocyanate groups. These reactive supports are useful for covalently binding proteins which preferably are enzymes and provide catalysts for conducting organic reac... | 01/25/2000 |
| 5981677 | Radiation-curable composition comprising -olefins Radiation-curable compositions based on radiation-curable, free-radically polymerizable compounds comprise -olefins having more than 8 carbon atoms.... | 11/09/1999 |
| 5914283 | Low dielectric polymer and film, substrate and electronic part using the same A film comprises glass fiber impregnated with a low dielectric polymer obtained by polymerizing a monomeric composition comprising a fumaric acid diester monomer and optionally a vinyl monomer. The polymer having a low dielectric constant and reduced diel... | 06/22/1999 |
| 5703023 | Lubricants with enhanced low temperature properties Lubricants having a Brookfield viscosity at -40° C. equal to or below 20,000 cP (preferably 15,000 or less) are formed from blends composed of a major amount of mineral oil in the range of about 90N to about 140N; and minor amounts of poly--olefin... | 12/30/1997 |
| 5663266 | Waterborne coating compositions This invention provides latex compositions prepared using, for example, both acetoacetoxyethyl methacrylate (AAEM) and t-butylaminoethyl methacrylate (t-BAMA) which when applied to a pre-coated substrate, possess out-standing wet adhesion when compared to... | 09/02/1997 |
| 5610251 | Polymerisable compositions using air-activated latent initiator system of hydrogenated pyridine compound and acid A one-part, air-activatable, polymerizable composition comprising: (a) at least one free-radically polymerizable monomer, and (b) an activator system for effective polymerization of the free-radically polymerizable monomer, said activator system comprising at least... | 03/11/1997 |
