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| Number | Title | Issue Date |
| 7390863 | Polymeric materials having enhanced ion and water transport property and medical devices comprising same A polymeric material having enhanced oxygen permeability and ion and water transport rates comprises units of a first monomer and a second monomer, which comprises linear poly(ethylene oxide), cyclic poly(ethylene oxide), or combinations thereof. Medical devices, su... | 06/24/2008 |
| 7354971 | Aqueous dispersions The invention concerns hydrous compositions based on polychloroprene and hydroxylamine derivatives, processes for their production and their use as adhesives. The polychloroprene dispersions are stabilized by the addition of hydroxyalkylamine after removal of residu... | 04/08/2008 |
| 7226637 | Manufacturing method for multilayer fluorescent information carriers An information layer for an optical information storage medium is formed in a centrifuge. A photopolymerizable composition is applied to a solid base having a relief pattern, and a flexible, transparent film layer is applied on top of the composition. The three are ... | 06/05/2007 |
| 7166686 | High refractive index pressure-sensitive adhesives The present invention provides pressure-sensitive adhesives having a refractive index of at least 1.48. The pressure-sensitive adhesives comprise at least one monomer containing a substituted or an unsubstituted aromatic moiety. ... | 01/23/2007 |
| 7125945 | Functionalized polymer for oligonucleotide purification Halogenated polymers of vinyl aromatic monomers comprising styrene and divinylbenzene are provided for use in a chromatographic separation method of analytes, wherein said polymer further comprises a hydrocarbyl or halocarbyl substituent comprising from 1 to 1,000,0... | 10/24/2006 |
| 7078473 | Radical polymerization methods and halogenated polymers Radical polymerization process for the preparation of halogenated polymers and block copolymers. Halogenated polymers and block copolymers. ... | 07/18/2006 |
| 7005484 | Polymerization method A method for making a polymer or oligomer comprising the steps of making a first monomer comprising a substituted aromatic or heteroaromatic group by providing an aromatic or heteroaromatic group substituted with first and second director groups, performing metalisa... | 02/28/2006 |
| 6897278 | Branched polyolefin synthesis This invention relates to a process for the synthesis of addition polymers containing branches upon branches and having a polymerizable olefin end group by a convenient one-pot polymerization of selected vinyl monomers with chain polymerization initiators and a meth... | 05/24/2005 |
| 6858676 | Olefin derived copolymer The present invention relates to an olefin derived copolymer and a thermoplastic resin composition using the olefin derived copolymer satisfying the following (1) and (2): (1) tensile strength at break measured based on JIS K6251 is 2.0 or less MPa; and (2) tensile ... | 02/22/2005 |
| 6822061 | Well cement additives, compositions and methods Improved well cement additives, compositions and methods of using the compositions are provided. The well cement additives are basically comprised of a first monomer selected from the group of 2-acrylamido-2-methylpropane sulfonic acid, 2-allyloxy-2-hydroxy-1-propan... | 11/23/2004 |
| 6743525 | Aryl-substituted poly-p-arylenevinylenes Aryl-substituted poly-p-arylenevinylenes comprising a repeating unit of the formula (C1), in which one or more of the unsubstituted aromatic carbon atoms may be replaced by nitrogen atoms, —OCm and —OC | 06/01/2004 |
| 6673889 | Radiation curable coating containing polyfuorooxetane Acrylate, or methacrylate, or allylic, functionalized polyfluorooxetanes are disclosed for use in radiation curable coating compositions. These acrylate, or methacrylate, or allylic, functionalized polymers provide improvements in wetting and surface prop... | 01/06/2004 |
| 6646077 | Peroxide curable fluoroelastomers Peroxide curable fluoroelastomers having copolymerized units of vinylidene fluoride or tetrafluoroethylene major monomer, at least one other fluorinated major monomer, a cure site monomer having the general formula CH2.dbd.CH--(CF2) | 11/11/2003 |
| 6479600 | Polyolefin containing a terminal phenyl or substituted phenyl group and process for preparing same Functional polyolefin material containing a terminal styrene or styrene derivative unit and having the following molecular structure: ##STR1## in which polyolefin is a homopolymer or copolymer prepared by metallocene-mediated coordination polymerization o... | 11/12/2002 |
| 6458908 | Sulfur-containing unsaturated carboxylate compound and its cured products A sulfur-containing unsaturated carboxylate compound comprising a sulfur-containing substituent and at least two ,ଲ-unsaturated carboxylic acid residues, which are each attached to a secondary or tertiary carbon atom via an oxygen atom; a pol... | 10/01/2002 |
| 6410666 | ABA triblock and diblock copolymers and methods of preparing the same The invention discloses a method for preparing a tri block copolymer of the formula: ##STR1## comprising: (a) contacting a cycloalkene with a chain transfer agent of the formula: Z--Y.dbd.Y--Z in the presence of a metal carbene metathesis catalyst to form a ... | 06/25/2002 |
| 6355754 | High refractive index chemical composition and polymers and polymeric material derived therefrom Described are a polymerizable composition comprising an alkyl-substituted brominated phenolic ester (meth)acrylate monomer having an index of refraction of at least 1.50, and, polymeric materials derived therefrom.... | 03/12/2002 |
| 6156855 | Production of branched polymers The present invention is a free radical polymerization process for producing a branched polymer which comprises polymerizing a vinyl aromatic monomer in the presence of a molecular weight regulator which allows for the rapid production of high molecular w... | 12/05/2000 |
| 6146555 | Brominated copolymer flame retardant additives having improved color characteristics and related method A flame retardant additive comprising a brominated copolymer, wherein the copolymer is a copolymer of styrene and an acrylate or methacrylate monomer defined by the formula ##STR1## where R1 is a methyl group or hydrogen and R2 ... | 11/14/2000 |
| 6107364 | Methyl styrene as a high index of refraction monomer Described are a polymerizable composition comprising methyl styrene monomer, polymers comprising monomeric units derived from methyl styrene monomers, and optical products comprising these polymers.... | 08/22/2000 |
| 5977233 | Brominated syndiotactic polystyrene and the use thereof The present invention provides a method of producing a flame-retardant polymer comprising mixing one or more polymeric base resins with a source of brominated syndiotactic polystyrene that displays a noncrystalline order and is produced by a process compr... | 11/02/1999 |
| 5965681 | Protected functionalized telechelic polymers and processes for making the same Protected, functionalized telechelic polymers, hydrogenated and/or deprotected analogues thereof, and processes to prepare these polymers are disclosed. In the invention, a lithium initiator is added to a compound having at least two independently polymer... | 10/12/1999 |
| 5932626 | Optical product prepared from high index of refraction brominated monomers Described are optical products comprising a base and an optical layer. The optical layer is prepared from a polymerizable composition comprising an alkyl-substituted brominated phenolic ester(meth)acrylate monomer.... | 08/03/1999 |
| 5874511 | Polymers of controlled molecular weight and end-group functionality A process for the production of polymers by free radical polymerization, characterized in that there is added to the polymerization system one or more compounds of the general formula (A). ##STR1## where R1 is hydrogen or a group capable o... | 02/23/1999 |
| 5859277 | Silicon-containing solid support linker A compound of the formula ##STR1## where R is a solid support; R1 and R2 are alkyl, unsubstituted alkyl, or phenyl, and where R1 and R2 can be the same or different, for use in solid-phase synthesis.... | 01/12/1999 |
| 5728480 | Poly(4,5,9,10-tetrahydropyrene-2,7-diyl) derivatives and their use as electroluminescence materials Poly(4,5,9,10-tetrahydropyrene-2,7-diyl) derivatives of the formula (I) ##STR1## where the symbols R1 to R4 have the following meanings: R1, R2, R3, R4 are identically or variously H, a str... | 03/17/1998 |
| 5624880 | High density high surface area adsorbents A particulate adsorbent is the crosslinked polymerization product of a brominated vinyl aromatic monomer and a crosslinking monomer and exhibits a density greater than or equal to about 1.01 grams per cubic centimeter and a surface area greater than or eq... | 04/29/1997 |
| 5587242 | Colored polymeric dielectric particles and method of manufacture A process for forming dielectric particles includes admixing a vinyl halide monomer and a crosslinker in a liquid dispersion medium to form a first mixture. A second mixture of an initiator and a stabilizer is prepared and added to the first mixture to fo... | 12/24/1996 |
| 5585427 | Pigment dispersing additive for coating compositions A copolymer with an acid value less than one contains alternating units of a vinyl monomer and a diester of a dicarboxylic acid wherein at least one of the esterifying groups contains a polyether group. The copolymer is particularly useful in preparing pi... | 12/17/1996 |
| 5498674 | Colored polymeric dielectric particles and method of manufacture A process for forming dielectric particles includes admixing a vinyl halide monomer and a crosslinker in a liquid dispersion medium to form a first mixture. A second mixture of an initiator and a stabilizer is prepared and added to the first mixture to fo... | 03/12/1996 |
| 5403901 | Flexible, high refractive index polymers High refractive index copolymers comprised of monomers having the formula: ##STR1## wherein X is H or CH3 ; m is 0-10; Y is nothing, O, S, or NR wherein R is H, CH3, Cn H2n+1 (n=1-10) iso OC3 H7 | 04/04/1995 |
| 5385996 | Control of molecular weight and end-group functionality of polymers A process for the production of polymers by free radical polymerization, characterized in that there is added to the polymerization system one or more compounds of the general formula (A). ##STR1## where R1 is hydrogen or a group capable a... | 01/31/1995 |
| 5369202 | Polymers or brominated styrene A process for the solventless polymerization of brominated styrenes includes blending monomers of brominated styrenes with a polymerization initiator, feeding the monomer/polymerization initiator mix into a prepolymerizer wherein the monomers begin to pol... | 11/29/1994 |
| 5360689 | Colored polymeric dielectric particles and method of manufacture A process for forming dielectric particles includes admixing a vinyl halide monomer and a crosslinker in a liquid dispersion medium to form a first mixture. A second mixture of an initiator and a stabilizer is prepared and added to the first mixture to fo... | 11/01/1994 |
| 5342910 | Process for preparing vinylidene chloride or vinyl chloride polymer by suspension polymerization A process for preparing a polymer or copolymer from polymerizable monomers by suspension polymerization whereby foam formation during the removal of residual monomers is inhibited, which process comprises adding at least one salt of an inorganic acid havi... | 08/30/1994 |
| 5342908 | Process for preparing halobutyl-type polymer A halogenated polymer analogous to halogenated butyl rubber is prepared by a process wherein a monomer charge comprising isobutylene, and a conjugated diolefin having the formula ##STR1## wherein R1, R2 and R3 which m... | 08/30/1994 |
| 5304618 | Polymers of brominated styrene A process for the solventless polymerization of brominated styrenes includes blending monomers of brominated styrenes with a polymerization initiator, feeding the monomer/polymerization initiator mix into a prepolymerizer wherein the monomers begin to pol... | 04/19/1994 |
| 5290636 | Flame retardant brominated styrene-based coatings Improved flame retardant latex coatings are disclosed which comprise copolymers of ring-halogenated aromatic monomer units and alkyl acrylate/methacrylate monomer units, and which may additionally include at least one other monomer. In a first embodiment,... | 03/01/1994 |
| 5223594 | Flame-retardant resin composition containing a bromostyrene prepolymer A flame-retardant resin composition contains a prepolymer represented by the general formula: ##STR1## wherein R1 stands for a hydrogen atom or an unreactive saturated group; R2 stands for a reactive unsaturated group; m and n e... | 06/29/1993 |
| 5084538 | High surface hardness transparent resin prepared from a compound having at least one isopropenyl phenyl group The present invention relates to a high surface hardness transparent resin having excellent scratch resistance, heat resistance and chemical resistance, a glazing material, a protective cover for display devices, an optical lens and a hard coat material c... | 01/28/1992 |
