Quotables
"The Americans have need of the telephone, but we do not. We have plenty of messenger boys."
Sir William Preece, chief engineer, British Post Office ; 1878
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8362147 | Thermoplastic resin composition and molded body thereof A thermoplastic resin composition of the present invention capable of improving the strength and surface gloss of a molded article is comprising 100 parts by weight of a thermoplastic resin (a) and 0.5 to 30 parts by weight of a core-shell polymer composition (b), w... | 01/29/2013 |
| 7371795 | Polymer mixture and the utilization thereof for injection molded parts The invention relates to a polymer mixture based on the (meth)acrylate (co)polymer components a), b), c), and/or d) according to claim 1, where a test specimen produced from the polymer mixture simultaneously has the following properties: ... | 05/13/2008 |
| 7294399 | Weather-resistant, high-impact strength acrylic compositions Disclosed is an improved weatherable thermoplastic composition. The composition is comprised of a copolymer of an alkyl acrylate or alkyl methacrylate and (methyl)methacrylate and a multi-stage, sequentially-polymerized impact modifier polymer. The copolymer is char... | 11/13/2007 |
| 7226971 | Polyester resin with carbamate functionality, a method of preparing the resin, and a coating composition utilizing the resin The present invention is directed to a polyester resin for use in a coating composition. The polyester resin is the reaction product of a first compound comprising a plurality of hydroxyl groups, a lactone compound, a carboxylic acid anhydride, an epoxy compound hav... | 06/05/2007 |
| 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 |
| 6951899 | Blend compositions of hard and soft crosslinkable acrylate copolymers To provide a method for producing a blend composition of an acrylic type polymer having an excellent mechanical characteristic as well as a low temperature characteristic, and to provide a blend composition of an acrylic type polymer, and also to provide a blend com... | 10/04/2005 |
| 6646046 | Aqueous pressure-sensitive adhesive composition, production method therefor and pressure-sensitive adhesive tape using the composition A pressure-sensitive adhesive composition comprising a water-soluble polymer A, a water-insoluble component B, a water-incompatible solvent C that dissolves the water-insoluble component B and is incompatible with water, a water-soluble plasticizer D, and... | 11/11/2003 |
| 6040062 | Aqueous coating compositions for environmental etch resistant coatings Environmental etch resistant coatings are described. The coatings are derived from aqueous, curable coating compositions comprising: (a) a carbamate-functional grafted acrylic polymer that comprises the reaction product of a first acrylic polymer and a second ... | 03/21/2000 |
| 5726244 | Aqueous coating compositions for environmental etch resistant coatings Environmental etch resistant coatings are described. The coatings are derived from aqueous, curable coating compositions comprising: (a) a carbamate-functional grafted acrylic polymer that comprises the reaction product of a first acrylic polymer and a second ... | 03/10/1998 |
| 5500457 | Water based toner receptive core/shell latex compositions A water-based toner-receptive composition suitable for electrophotographic or xerographic imaging, comprising: a) from about 65 to about 99 parts of a transparent film-forming core/shell latex polymer, wherein the ratio of core to shell of said core/shell late... | 03/19/1996 |
| 5442012 | Process for making encapsulated micro-agglomerated core/shell additives for PVC blends Core/shell additives, useful in modifying the processing and/or physical properties of poly(vinyl chloride) and other thermoplastic matrix polymers, are prepared separately at small particle sizes by emulsion polymerization, co-agglomerated, further encap... | 08/15/1995 |
| 5393817 | Molding materials based on polymethyl methacrylate and having improved notched impact strength Molding materials based on polymethyl methacrylate comprising essentially A) from 99.99 to 95.0% by weight of a mixture comprising essentially a1) from 5 to 95% by weight of polymethyl methacrylate, obtainable by polymerizing a mixture comprising essenti... | 02/28/1995 |
| 5382625 | Thermoplastic moulding compositions with high notched impact strength Particulate graft polymers composed of a core (a) of cross-linked diene rubber, a first envelope (b) of a cross-linked acrylate rubber, a second envelope (c) of a copolymer of resin-forming monomers and polyallyl monomers having at least three allyl group... | 01/17/1995 |
| 5371142 | Thermoplastic resin composition comprising a polyester, a polycarbonate and a copolymer of an olefin rubber A thermoplastic resin composition comprising 1 to 300 parts by weight of a copolymer (A) which is obtainable by polymerizing 0.1 to 400 parts by weight of an unsaturated epoxy monomer and 0 to 1,000 parts by weight of other copolymerizable monomer in the ... | 12/06/1994 |
| 5358566 | Cement dispersing agent An aqueous solution, for use as a cement dispersing agent, of a polymer salt, which is formed by reacting a polycarboxylic acid with a nitrogenous acrylic polymer.... | 10/25/1994 |
| 5346954 | Thermoplastic and thermoset polymer compositions Polymer particles in a size range between 2 and 15 micrometers, and having a refractive index close to, but not identical with, that of a matrix polymer and optionally having one or more enclosing shells, the outer shell being compatible with the matrix p... | 09/13/1994 |
| 5247025 | Multistage graft copolymer and its use for the preparation of transparent PVC molding materials Graft copolymers obtained by A) emulsion polymerization of from 5 to 35% by weight of a monomer mixture of a1) 60-80% by weight of one or more vinylaromatic monomers, a2) 20-40% by weight of one or more ethylenically unsaturated nitriles,... | 09/21/1993 |
| 5194498 | Poly(vinyl chloride) blends and additives therefor This invention relates to poly(vinyl chloride) injection molding compositions which contain novel additive polymers which modify the rheology characteristics of the composition, and to the novel additive polymers themselves.... | 03/16/1993 |
| 5183851 | Low haze transparent compositions and processes for preparing them This invention relates to low haze impact-resistant transparent compositions, comprising: (a) 40-99% by weight of a thermoplastic resin based on homopolymers and/or copolymers of alkyl-methacrylates with minor amounts of alkyl-acrylates, wherein the alkyl... | 02/02/1993 |
| 5162435 | Resin composition A resin composition comprising 20-77 wt. % of polyolefin (A), 20-77 wt. % of polyphenylene ether resin (B), 2-50 wt. % of polymer (C) combining alkenyl aromatic comound polymerization chain and aliphatic hydrocarbon chain in the same molecule, and 1-25 wt... | 11/10/1992 |
| 5049614 | Blends based on vinyl-aromatic polymers having high tenacity and impact strength Blends based on vinyl-aromatic polymers having high tenacity and impact strength, comprising: a vinyl-aromatic copolymer containing from 2 to 25% by weight of an ethylenically unsaturated nitrile and a rubber amount not higher than 15% by weight; and a gr... | 09/17/1991 |
| 5003004 | Tough flexible polymer blends A blend of a softer continuous phase polymer reinforced with harder acrylic star polymer particles having reactive functional groups with crosslinking ability built in or provided by a third polymer. The harder polymer has a Tg at least 10° C.... | 03/26/1991 |
| 4897449 | Multilayer composite interpolymer comprising a bimodal particle distribution process for its preparation and its application to the reinforcement of thermoplastic matrices A multilayer interpolymer material of an elastomeric inner phase polymerized from (a) 50-99.9 parts of at least one among: conjugated dienes and alkyl and aralkyl acrylates, (b) 0-49.9 parts of at least one copolymerizable monomer, (c) 0.05-8 parts of at ... | 01/30/1990 |
| 4861677 | Coextrudable adhesive for polystyrene, and products therefrom A blend of ethylene vinyl acetate copolymer, ethylene vinyl acetate copolymer modified by grafting with a comonomer containing pendant acid or acid derivative functionality, and impact-modified polystyrene provides a useful adhesive particularly for bondi... | 08/29/1989 |
| 4861676 | Improved coextrudable adhesive and products therefrom A blend of ethylene copolymer, ethylene copolymer modified by grafting with a comonomer containing pendant acid or acid derivative functionality, styrene polymer, and alicyclic resin modifier or stabilized rosin ester provides a useful adhesive, particula... | 08/29/1989 |
| 4812516 | Polymer composition A polymer composition obtained by mixing, in an emulsion state, (A) from 20 to 90% by weight (as solid content of polymer) of an emulsion of polymer component (A) which is a polymer of a vinyl monomer and has a glass transition temperature of higher than 20° ... | 03/14/1989 |
| 4801646 | Low gloss weather and impact resistant resins Low gloss impact and weather resistant thermoplastic resins comprising a hard matrix polymer and a grafted alkylacrylate rubber having a core of a substantially uncrosslinked alkylacrylate polymer and a graftable overpolymer layer of a high crosslink dens... | 01/31/1989 |
| 4801647 | Thermoplastic elastomeric compositions A thermoplastic elastomeric composition comprising a dynamically crosslinked grafted polyolefin copolymer elastomer and a thermoplastic crystalline polyolefin is disclosed. The crosslinked elastomer is dispersed in the thermoplastic crystalline polyolefin... | 01/31/1989 |
| 4762882 | Modified polyolefin resin and a composition containing the same A modified polyolefin resin and a composition containing therein such modified polyolefin, having excellent adhesive property and heat-sealing property at the time of high speed forming operations, the modified polyolefin resin consisting essentially of: ... | 08/09/1988 |
| 4753988 | High gloss acrylate rubber-modified weatherable resins Impact modified copolymers of vinyl aromatic, ethylenically unsaturated nitrile and, optionally, methyl methacrylate monomer, wherein the impact modifier comprises (a) large grafted rubber particles of a rubbery alkyl acrylate polymer having a particle si... | 06/28/1988 |
| 4740553 | Molding composition containing an elastomer-containing styrene resin, a polycarbonate resin, and a polymer of an acrylate monomer possessing environmental stress cracking resistance A thermoplastic resin composition composed of a mixture comprising: (A) from 5 to 94% by weight of an elastomer-containing styrene resin comprising an elastomer component and a resin component having a glass transition temperature of higher than 20° C., with ... | 04/26/1988 |
| 4728463 | Brominated fire retardant composition Brominated styrene-maleate copolymer containing at least 50 weight percent bromine and its use as a fire retardant.... | 03/01/1988 |
| 4713420 | ABS compositions having trimodal rubber particle distributions Rubber modified styrene-acrylonitrile polymers (ABS) having three different types of rubber particles. One type is small, usually emulsion-produced particle. The second is a large emulsion-produced particle. The third is a large, mass-produced particle. S... | 12/15/1987 |
| 4699948 | Vinyl chloride polymer resin composition Disclosed is a vinyl chloride polymer composition comprising: (i) 100 parts by weight of a vinyl chloride polymer containing at least 80 wt. % of vinyl chloride units, and (ii) 0.05 to 25 wt. parts of a three-stage polymer (II), which is obtained by polymerizi... | 10/13/1987 |
| 4699947 | Weather and impact resistant resin composition and process for its preparation A weather and impact resistant resin composition which comprises: a graft copolymer (A) composed of a continuous phase comprising from 10 to 90% by weight of residues of an aromatic vinyl monomer, from 10 to 40% by weight of residues of an ,ଲ... | 10/13/1987 |
| 4696973 | Impact modifier and thermoplastic resin composition using the same Am impact modifier comprising a blend of 100 parts by weight of a graft copolymer (A) obtained by graft-polymerizing in a single or more stages a monomer or monomer mixture consisting of 95 to 100% by weight of at least one monomer selected from the group... | 09/29/1987 |
| 4670349 | Adhesive resin composition An adhesive resin composition comprising (A) 100 parts by weight of a polymer having a crystallinity, determined by X-ray diffractometry, of not more than 40% selected from the group consisting of an ethylene/vinyl acetate copolymer and ethylene/alpha-ole... | 06/02/1987 |
| 4670509 | Vinyl chloride resin composition having improved weather resistance and impact resistance A vinyl chloride resin composition having improved weather resistance and impact resistance which contains, as a modifier, a graft copolymer which is prepared by graft-polymerizing 50 to 15 parts by weight of a monomer component composed of mainly methyl ... | 06/02/1987 |
| 4659776 | Physically-ameliorated styrene polymer/thermoplastic elastomer polyblends Several important features and characteristics, particularly and pronouncedly environmental stress crack resistance (i.e., "ESCR") as well as other desirable physical properties of blends or intimate admixtures, known as "polyblends" and usually made by m... | 04/21/1987 |
