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| Number | Title | Issue Date |
| 7429423 | Silicone-containing polyvinyl acetals Silicone-modified polyvinyl acetal copolymers are prepared by copolymerization of at least one vinyl ester monomer and a copolymerizable silicone macromer followed by hydrolysis to a partly or fully hydrolyzed polyvinyl alcohol copolymer and subsequent acetalation w... | 09/30/2008 |
| 7262230 | Process of preparing crosslinked, low loss polymers with tunable refractive indices A process that includes (a) providing a mixture including i) a halocatechol diacrylate, a haloresorcinol diacrylate, or a halohydroquinone diacrylate component, ii) a charge transporting component having a radical polymerizable group, and iii) a radical initiator an... | 08/28/2007 |
| 7230062 | Acrylic copolymer An acrylic copolymer consisting of a first acrylic monomer represented by the following general formula (1): [where each of R1 and R2 represents an aliphatic hydrocarbon group whose main cha... | 06/12/2007 |
| 7220528 | 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... | 05/22/2007 |
| 6982309 | Synthesis of branched styrenic copolymers with p-t-butylstyrene It has been discovered that improved polystyrene products may be obtained by polymerizing styrene in the presence of p-t-butyl styrene (TBS) and optionally at least one di-olefinic substituted aromatic compound, such as isopro-penyl styrene, sec-butenyl styrene, m-i... | 01/03/2006 |
| 6962965 | Functionalized poly(arylene ether) composition and process A functionalized poly(arylene ether) having a pendant carbon—carbon double bond is prepared by reacting the hydroxy end group of a poly(arylene ether) with a polyisocyanate compound to produce a urethane-capped poly(arylene ether) having pendant isocyanate functio... | 11/08/2005 |
| 6849703 | Water-soluble polymers of esters made from acrylic acid and alkylpolyalkylene glycols Water-soluble polymers of esters made from acrylic acid and alkylpolyalkylene glycols, obtainable by azeotropic esterification of a mixture of acrylic acid and alkylpolyalkylene glycol in a molar ratio of from 2 to 3:1 in the presence of at least 85% by weight, base... | 02/01/2005 |
| 6846564 | Cross-linked acrylic microparticles, method for the production thereof and use thereof in coverings and moulding products The invention relates to cross-linked acrylic microparticles, a method for the production thereof by polymerization in a dispersion in a non aqueous medium and to the uses thereof in covering or moulding compositions involving a favourable compromise between hardnes... | 01/25/2005 |
| 6765079 | LIQUID CRYSTALLINE POLYMER FILMS OF POLYMERS OF HAVING AZOBENZENE MESOGENIC GROUPS IN CROSS LINKED NETWORK STRUCTURES, PROCESS FOR THE PREPARATION THEREOF, POLYMERS AND NOVEL MONOMERS HAVING AZOBENZENE MESOGENS Novel cross linked polymer films prepared from poly4-[(4-cardanylazo]benzoic acid and poly4-[(4-acryloylcardanylazo]benzoic acid are disclosed. The invention also relates to novel monomers 4-[(4-cardanylazo] benzoic acid and 4-[(4-acryloylcardanylazo] benzoic acid a... | 07/20/2004 |
| 6759481 | Shape memory styrene copolymer A shape memory polymer which is a reaction product of styrene, a vinyl compound, a multifunctional crosslinking agent and an initiator. The shape memory polymer has particular application as a contact lens mold. ... | 07/06/2004 |
| 6727314 | Crosslinking systems for acrylic latex films A composition comprising a polymer, wherein the polymer comprises at least one of: i) a blend of a first polymer comprising a reaction product of acetoacetoxyethyl (meth)acrylate monomer and a second polymer comprising a reaction product of castor oil (meth)acrylate... | 04/27/2004 |
| 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 |
| 6667378 | Reshapable hair styling composition comprising heterogeneous (meth)acrylic copolymer particles A reshapable hair styling composition comprising heterogeneous (meth)acrylic copolymer particles, said particles being the same or different and comprising at least one (meth)acrylic copolymer comprising: (a) units derived from at least one monomer chosen... | 12/23/2003 |
| 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 |
| 6635732 | Water plasticized high refractive index polymer for ophthalmic applications A high refractive index, foldable polymer suitable for use in ophthalmic devices, such as intraocular lenses, is provided. The polymer may be produced from a polymerization reaction of first, second and third monomeric components and a crosslinking agent.... | 10/21/2003 |
| 6548601 | Fast-dry high solids coatings based on modified alkyd resins An ambient oxidative cure composition based on an acrylate functionalized alkyd resin is described. A method of preparing an ambient oxidative cure composition based on an acrylate functionalized alkyd resin is also described. Such ambient oxidative cure ... | 04/15/2003 |
| 6476136 | Polymer compositions derived from vinyl neo C9-C13 carboxylic acid esters The present invention relates generally to compositions prepared by polymerizing vinyl neo C9 -C13 carboxylic acid esters. Such compositions include latex compositions that are formed by polymerizing vinyl neo C9 -C13... | 11/05/2002 |
| 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 |
| 6437069 | Curable resin composition A curable resin composition comprising (A) at least one aromatic diallyl compound, (B) at least one maleate diester and/or fumarate diester, (C) at least one (meth)allyl carbonate compound and (D) at least one radical chain transfer agent gives a cured ma... | 08/20/2002 |
| 6429235 | Energy-curable composition for making a pressure sensitive adhesive An energy-curable polymer-forming composition for making a pressure sensitive adhesive includes an unsaturated oligomer resin and an adhesive promoter which increases the peel strength of the adhesive without reducing its tack. The composition also includ... | 08/06/2002 |
| 6306990 | Film-forming polymers Film-forming, functionalized polymers having 1,2-dicarboxylic acid monoester groups have at least two polymer units, one of which is acid-labile and hydrolysis-stable and the other is thermally stable. These polymers are used in particular in photoresists... | 10/23/2001 |
| 6281319 | Water plasticized high refractive index polymer for ophthalmic applications A high refractive index, foldable polymer suitable for use in ophthalmic devices, such as intraocular lenses, is provided. The polymer may be produced from a polymerization reaction of first, second and third monomeric components and a crosslinking agent.... | 08/28/2001 |
| 6180687 | In vivo polymerizable ophthalmic compositions and methods of using In vivo polymerizable intraocular lens compositions which comprise substituted fluoroalkyl or perfluoroalkyl monomers having anionic, cationic, and/or nonionic surface active functionality in the unsaturated fluorophobic ends. The compositions are prefera... | 01/30/2001 |
| 6174980 | Cement dispersant, method for producing polycarboxylic acid for cement dispersant and cement composition The present invention provides a method for producing a cement dispersant having high percentage in water reduction-rate and appropriate air-entraining property. This method for producing a polycarboxylic acid for a cement dispersant is characterized in t... | 01/16/2001 |
| 6156862 | Heat-hardenable paint compositions The invention relates to heat-hardenable paint composition which contains (A) vinyl based copolymer of hydroxyl group value from 20 to 200 mg KOH/g, being a copolymer of from 5 to 70 wt % hydroxyl group containing a particularly defined vinyl based monome... | 12/05/2000 |
| 6143851 | Process for preparation of addition products of difunctional telechelic polyolefins from cyclic olefins by olefin metathesis reaction A process for the preparation of an addition product of a linear telechelic difunctional unsaturated polymer containing terminal functional reactive groups other than vinyl groups, involves simultaneously reacting at least one cyclic olefin of from about ... | 11/07/2000 |
| 6077921 | Polymerizable polyol (allyl carbonate) compositions Described is a polymerizable organic composition comprising a polyol(allyl carbonate), e.g., diethylene glycol bis(allyl carbonate), and an additive represented by the general formula R2 --O--(R3 O)m --(CH2 CH2 | 06/20/2000 |
| 6060570 | Process for preparation of addition products of difunctional telechelic polyolefins from cyclic olefins by olefin metathesis reaction A process for the preparation of an addition product of a linear telechelic difunctional unsaturated polymer containing terminal functional reactive groups other than vinyl groups, involves simultaneously reacting at least one cyclic olefin of from about ... | 05/09/2000 |
| 6046292 | Polymerizable mesophases based on substituted unsaturated carboxylic acids Mesogens are provided based on substituted unsaturated carboxylic acids such as acrylic and methacrylic acid. Substitution of a variety of hydrophobic tails onto the carboxylic acid or acid derivative via the vinyl carbon proximal to the carbonyl of the c... | 04/04/2000 |
| 5876624 | Scorch retarding crosslinking compositions comprising a hydroquinone, a sulfur accelerator, a coagent and a free radical initiator A crosslinkable composition of a polymeric thermoplastic and/or elastomeric material which is susceptible to scorching when processed at elevated temperatures, prior to crosslinking, in the presence of a free radical initiator, is protected against such s... | 03/02/1999 |
| 5869547 | Ocular lens material An ocular lens material made of a polymer obtained by polymerizing polymerizable components comprising a monomer of the formula (I): ##STR1## wherein R1 is a group of the formula: ##STR2## wherein R2 is a C1-5 al... | 02/09/1999 |
| 5777000 | Plastic lens and production process thereof Disclosed is a plastic lens formed of a crosslinked polymer obtained by polymerizing or copolymerizing a monomer composition comprising as essential component the following component (A) and/or the following component (B), and optionally a component (C) c... | 07/07/1998 |
| 5629360 | Optically clear polymer compositions containing an interpenetrant Disclosed are optically clear xerogel polymer compositions containing an interpenetrant.... | 05/13/1997 |
| 5594085 | Urea and urethane monomers for contact lens materials Urea and urethane-containing monomers for contact lens materials are disclosed.... | 01/14/1997 |
| 5523466 | Diacylperoxide esters Disclosed is a diacylperoxide vinyl ester of the general formula I ##STR1## in which R is an alkylene residue which can be straight-chained, branched or cyclic and which can contain 2 to 10 C atoms or R is an aryl residue, suitable for copolymerizati... | 06/04/1996 |
| 5482981 | Optically clear polymer compositions containing an interpenetrant Disclosed are optically clear xerogel polymer compositions containing an interpenetrant.... | 01/09/1996 |
| 5451651 | Urea and urethane monomers for contact lens materials Urea- and urethane-containing monomers for contact lens materials are disclosed.... | 09/19/1995 |
| 5449731 | Resin for plastic lens A transparent resin obtained by polymerizing styrene, a methacrylic or acrylic acid ester, a polyfunctional monomer, and if necessary a copolymerizable vinyl monomer in the presence of a molecular weight modifier is suitable for producing a polymer lens h... | 09/12/1995 |
| 5422395 | Vinyl acetylsalicylate-vinyl alcohol based copolymer A vinyl acetylsalicylate-vinyl alcohol based copolymer which comprises a structural unit having the following formula (1): ##STR1## and a structural unit having the following formula (2): ##STR2## optionally with at least one member selected fro... | 06/06/1995 |
| 5340653 | Free-radical curable compositions comprising vinyl ether and urethane malenate compounds A free-radical radiation curable composition comprising: a) at least one compound containing one to six vinyl ether groups; and b) at least one compound containing a urethane backbone with one to six maleate and/or fumarate end groups, wherein the ratio of vinyl et... | 08/23/1994 |
