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| Number | Title | Issue Date |
| 7875684 | Thermosetting water-based paint and coating film-forming methods The invention discloses thermosetting water-based paint comprising water-dispersible acrylic polymer particles which are obtained through multi-stage emulsion polymerization of radical polymerizable unsaturated monomers using a specific reactive emulsifying agent, s... | 01/25/2011 |
| 7435783 | Swollen multi-stage emulsion polymers with low dry bulk densities An aqueous polymer emulsion comprising water and swollen multi-stage polymer is provided. The swollen multi-stage polymer has low dry bulk density, as measured by centrifugation. To achieve the low dry bulk density, the polymer is highly swollen in such a way that i... | 10/14/2008 |
| 7422879 | Process for producing porous polymer films Porous films are provided which include a blend of a film forming polymer and a non-film forming material, the film having a network of pores or channels throughout the film. The porous polymer films are formed between 0° and 80° C., retain porosity at elevated te... | 09/09/2008 |
| 7420016 | Moulding compositions for the production of sanitary-ware components In order, in the case of a moulding composition for the production of sanitary-ware components, comprising a methyl-methacrylate-based syrup and from 50 to 85%, expressed in terms of the moulding composition, of an inorganic filler, to obtain an improvement in the s... | 09/02/2008 |
| 7411020 | Water-based release coating containing fluorochemical In one aspect, the invention provides a water-based release coating composition comprising a mixture of: A. from 0.1 to about 5 wt % of a fluoro(meth)acrylate (co)polymer or a fluorochemical urethane compound containing at least one fluorinated group having the form... | 08/12/2008 |
| 7402613 | Colored fine particle dispersion and a water-based ink for an ink-jet system A water-based ink for ink-jet printing, comprising colored particles containing: (a) a core particle having a colorant; and (b) a shell having a resin and encapsulating the core particle, wherein the resin comprises a monomer unit having a hydroxyl group in an amoun... | 07/22/2008 |
| 7235600 | Waterborne copolymer dispersion The present invention concerns a waterborne copolymer dispersion comprising at least one alkenyl functional dendritic polymer being copolymerized to the polymer backbone of at least one homo or copolymer obtainable by polymerization, such as emulsion polymerization,... | 06/26/2007 |
| 7217747 | Plastics additives composition, process, and blends thereof The plastics additives powder compositions of the present invention are provided as powder particles having impact modifier particles and processing aid particles which are coagulated and dried. When blended in thermoplastic resins, such as PVC, the subject plastics... | 05/15/2007 |
| 7179852 | PMMA moulding compounds with improved impact resistance The invention relates to a novel impact-resistance modifier, constructed from a core-shell 1 and a shell 2, whereby the core is plastically deformable. The invention is characterised by excellent mechanical properties obtained by a low content of impact-resistance m... | 02/20/2007 |
| 7173082 | Acrylic impact modifier prepared by multi-stage polymerization and method for preparing the same The invention relates to an acrylic impact modifier having a core-shell structure that provides an acrylic impact modifier composition comprising (a) a rubber core containing an alkyl acrylate polymer comprising at least two layers having different cross-linking den... | 02/06/2007 |
| 7157520 | Process for producing powdery linear polymer having improved powder properties A powdery linear polymer having a narrow particle size distribution with little dusting and excellent in anti-blocking property is recovered from a latex of a linear polymer containing a large proportion (35–75 wt. %) of soft polymer (S) component through a two-st... | 01/02/2007 |
| 7153899 | Silicone-acrylate impact modifiers and method for their preparation Disclosed herein is a silicone-acrylate impact modifier composition, where the impact modifier composition comprises structural units derived from: at least one silicone rubber monomer, a branched acrylate rubber monomer having the formula: | 12/26/2006 |
| 7138455 | Acrylic polymer powder, acrylic sol and molding An acrylic polymer powder obtained by coagulating and drying a latex containing acrylic polymer particles, in which acrylic polymer powder, the average particle size of the powder is 5 to 10 μm, the percentage of void is 70% or less, and the integral void volume on... | 11/21/2006 |
| 7135230 | Functional particle and preparing/plasma-treating method of the same At least one of a hollow particle 14, a porous particle 24, and a solid particle 34 having the pores 18, 28, 38 on the surface thereof is subjected to plasma irradiation under a reduced pressure while changing plasma irradiation intensity... | 11/14/2006 |
| 7119152 | Thermoplastic polyester compositions having improved impact properties The present invention relates to thermoplastic polyesters, which comprise, by weight: (i) a thermoplastic polyester; (ii) an impact modifier comprising: (a) a core-shell copolymer (A); (b) an ethylene c... | 10/10/2006 |
| 7078455 | Aqueous plastic material dispersions method for producing the same and use thereof The present invention relates to aqueous plastic material dispersions based on vinyl ester copolymers, having a solids content of up to 80% by weight and a minimum film formation temperature below 20° C., which is substantially stabilized by ionic components, the v... | 07/18/2006 |
| 7049352 | Aqueous coating compositions Pigmented aqueous coating composition providing good blocking and elasticity properties comprises a blend of a seeded multistage polymer latex(es) having at least one soft and at least one hard polymer phases and a non-film-forming polymer latex(es), the seed polyme... | 05/23/2006 |
| 7026277 | Fabric care composition The present invention is directed to a process for the preparation of polysaccharide grafted latex particles wherein the polysaccharide has β-1,4 linkages, wherein the process comprises core/shell emulsion polymerisation. Preferably, the process comprises a single ... | 04/11/2006 |
| 6986944 | Core-shell nitro-resin particles and method of preparation Combustible core-shell particles have a nitro-resin core that is covered by an addition polymer shell in a weight ratio of from 20:1 to 0.2:1 (core:shell). The shell polymer is derived from one or more ethylenically unsaturated polymerizable monomers that are repres... | 01/17/2006 |
| 6926957 | Water-based ink-receptive coating A film receptive to a variety of different classes or kinds of inks, such as water based inks, solvent based inks and UV cured inks. The film includes a water based latex polymer, such as transparent film-forming core/shell latex polymers, a polar polymer, such as p... | 08/09/2005 |
| 6911487 | Process for preparing aqueous dispersions of hybrid polyurethane particles Dispersions of hybrid polyurethane particles are made using miniemulsion techniques. An isocyanate-terminated prepolymer and a monomer are mixed and dispersed in an aqueous phase to form a dispersion of droplets. All droplets are polymerized and chain-extended in on... | 06/28/2005 |
| 6903164 | Epoxidized thermoplastic polymers and processes for their production An epoxidized granular thermoplastic polymer which comprises a shell-like surface layer insoluble in toluene at 25° C. is formed on the polymer, and a process for the production of the epoxidized granular thermoplastic polymer characterized in that the process comp... | 06/07/2005 |
| 6881484 | Core-shell particle including signal-generating substance enclosed therein and process for producing the same A core-shell particle including a signal-generating substance therein, wherein the core-shell particle consists of (1) a core portion substantially made of a water-insoluble polymer compound; and (2) a shell portion substantially made of a water-soluble polymer comp... | 04/19/2005 |
| 6872278 | One part woodworking adhesive composition An adhesive composition that includes a) an emulsion that includes a multi-stage polymer that includes a first stage polymer having a Tg from −20° C. to 90° C. and including from about 0.5% by weight to about 3% by weight latent crosslinking monomer based on the... | 03/29/2005 |
| 6861475 | Smooth, flexible powder coatings The present invention, a powder composition for making powder coatings comprising one or more than one curable polymer or resin and an agglomerate of a core-shell polymer, wherein the agglomerate of a core-shell polymer has an average particle size of from 5 to 190 ... | 03/01/2005 |
| 6858301 | Specific core-shell polymer additive for ink-jet inks to improve durability Polymer particles are provided having (1) a core with a glass transition temperature within a range of −50° to +110° C. and (2) a shell surrounding the core. The core comprises at least one layer, with the layer(s) comprising at least one polymerized hydrophobic... | 02/22/2005 |
| 6855786 | Method for preparing graft copolymer of methylmethacrylate-butadiene-styrene having superior anti-stress whitening properties The present invention relates to a method of preparing an impact-reinforcement agent for polyvinylchloride (PVC) resin having superior anti-stress whitening properties, and specifically to a method for preparing a graft copolymer of methyl-methacrylate-butadiene-sty... | 02/15/2005 |
| 6852824 | Polyurethanes and graft copolymers based on polyurethane, and their use for producing coating materials, adhesives, and sealing compounds A hydrophilic or hydrophobic polyurethane having at least one olefinically unsaturated group selected from the group consisting of pendant olefinically unsaturated groups, terminal olefinically unsaturated groups, and mixtures thereo wherein the pendant olefinically... | 02/08/2005 |
| 6841622 | Method for producing acrylic polymer fine particles Acrylic polymer fine particles which comprise primary particles P of 250 nm or more in average particle diameter having a core shell structure and plastisols prepared using the same. In the fine particles, a core polymer C and a shell polymer S are copolymers... | 01/11/2005 |
| 6833414 | Cross-linkable aqueous fluoropolymer based dispersions containing silanes A cross-linkable fluoropolymer dispersion is described and involves a polymer product of at least one polymerizable acrylic and/or vinyl containing monomer and at least one hydrolytically stable silane containing monomer which are in the presence of an aqueous dispe... | 12/21/2004 |
| 6812284 | Impact modifier and amorphous polyester resin compositions containing the same Obtention of the amorphous polyester resin compositions having improved impact resistance, by using the core-shell impact resistance improving agents which comprises: (A) from 40 to 90 parts by weight of a core made of a butadiene-based copolymer; (B) from 5 to 40 p... | 11/02/2004 |
| 6809147 | Thermosetting composition The present invention provides a thermosetting composition which is excellent especially in storage stability and solid physical properties and can be used as automotive body sealers or undercoats. The thermosetting composition according to the present invent... | 10/26/2004 |
| 6790898 | Preparation of fluorinated core-shell particles with water and oil repellency The present invention relates to preparation of fluorinated core-shell particles with water and oil repellency, and more particularly, to preparation of emulsion-type coating material with good water and oil repellency using only small amount of expensive fluorinate... | 09/14/2004 |
| 6780363 | PTFE-based polymers Compositions containing core-shell particles having a core polytetrafluoroethylene-based polymers (PTFE) and shell styrene-based polymers (PS), wherein the particles contain an amount by weight of PTFE from 3 to 50%, preferably from 5 to 30% by weight, wherein the c... | 08/24/2004 |
| 6777500 | Core-shell polymer particles A core-shell particle for use as filler in rubber compositions. In one embodiment, the particle comprises a crosslinked core having repeat aromatic vinyl units. During an emulsion polymerization, a crosslinked shell comprising of conjugated diene units is grafted on... | 08/17/2004 |
| 6770702 | Polymer Polymer obtainable by a multistage polymerization process which involves conducting, in a first step, an aqueous-phase polymerization of at least one ethylenically monofunctional compound alone or together with at least one ethylenically difunctional or poly-functio... | 08/03/2004 |
| 6767638 | Core-shell polymeric compositions This invention concerns cationic core-shell particles having a polymeric core component and a polymeric shell component disposed generally about said core, wherein said shell contains a stabilizer that is covalently bonded to the polymeric shell component. More part... | 07/27/2004 |
| 6756438 | Water based emulsion copolymers incorporating vinyl ethylene carbonate Aqueous based emulsion copolymers containing vinyl ethylene carbonate, vinyl acetate, and one or more other ethylenically unsaturated monomers, and aqueous based poly(vinyl alcohol)-containing emulsion copolymers formed by emulsion copolymerization of vinyl ethylene... | 06/29/2004 |
| 6750050 | Porous non-friable polymer film Porous films are provided which include a blend of a film forming polymer and a non-film forming material, the film having a network of pores or channels throughout the film. The porous polymer films are formed between 0° and 80° C. retain porosity at elevated tem... | 06/15/2004 |
| 6743834 | Anionic electrodeposition coating composition Anionic electrodeposition coating compositions for forming matte films containing acrylic resin; alkoxysilyl group containing emulsified polymer produced by a multiple stage emulsion polymerization of unsaturated monomer in the presence of water and a emulsifier, wh... | 06/01/2004 |
