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...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 7163992 | Methods for manufacturing a copolymer with a high yield by reacting a vinyl monomer and a macromonomer A process for producing a copolymer which comprises reacting a vinyl monomer with a macromonomer composition containing a macromonomer. The macromonomer composition is obtained by polymerizing at a temperature of 160 to 350° C. a monomer mixture comprising 10 to 80... | 01/16/2007 |
| 6833420 | Film for wrapping A film having a large tensile stress in the machine direction, excellent mechanical properties and stretch-wrapping property, and that is less broken at the time of wrapping, can be favorably torn off in the transverse direction, can be intimately adhered on the con... | 12/21/2004 |
| 6759490 | Method for producing aqueous polymer dispersions The invention provides a process for preparing an aqueous polymer dispersion of a copolymer CP of at least two different monomers M1 and M2 by free-radical aqueous emulsion polymerization of the monomers M in the presence of at least one initiator, at least 80% of t... | 07/06/2004 |
| 6646025 | Lithographic printing method The present invention provides a process of printing using a single fluid lithographic printing ink that includes a continuous phase and a discontinuous polyol phase.... | 11/11/2003 |
| 6638995 | Printing inks The present invention provides compositions of and methods employing printing inks employing novel vinyl resins that are prepared using polyfunctional monomers, wherein the vinyl resins have low number average molecular weights and broad polydispersities.... | 10/28/2003 |
| 6407147 | Game ball with soft, radiation cross-linked cover containing unneutralized terpolymer Disclosed herein is a game ball and method for making the same. The game ball has an unneutralized terpolymer resin cover that has been irradiated. The unneutralized terpolymer resin includes ethylene, acrylic or methacrylic acid, and a third component se... | 06/18/2002 |
| 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 |
| 6359092 | Water-whitening resistant latex emulsion pressure sensitive adhesive and its production An aqueous, blush-retardant pressure sensitive adhesive (PSA) is made from an aqueous latex emulsion having an average particle size diameter of not substantially above about 100 nm and emulsified in the presence of an emulsifier consisting essentially of... | 03/19/2002 |
| 6353067 | Polyolefin stretch film The polyolefin stretch film comprises a film produced from a resin composition principally composed of a polyolefin resin consisting either entirely of ethylene (meth)acrylic acid copolymer or ethylene (meth)acrylic acid (meth)acrylic ester terpolymer, or... | 03/05/2002 |
| 6197879 | Methods of preparing inorganic pigment dispersions A polymer useful as an inorganic pigment dispersant is provided. The polymer is derived from monomers consisting essentially of an ethylenically unsaturated aromatic monomer, an ethylenically unsaturated dicarboxylic acid monomer, and an ethylenically uns... | 03/06/2001 |
| 6162886 | Copolymers which contain hydroxyl groups and a method of producing them This invention relates to copolymers which contain hydroxyl groups and which are based on vinyl esters of monocarboxylic acids, wherein the copolymers which contain hydroxyl groups have an OH number of 110-170 mg KOH/g, an acid number of 5-35 mg KOH/g and... | 12/19/2000 |
| 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 |
| 6140392 | Printing inks The present invention provides single fluid lithographic printing inks that include a continuous phase and a discontinuous polyol phase. The continuous phase includes an acid-functional vinyl resin. The polyol phase includes a liquid polyethylene glycol m... | 10/31/2000 |
| 6117961 | Crosslinkable styrene based polymers having narrow molecular weight distribution The present invention provides a process for producing a crosslinkable styrene or styrene derivative polymer having narrow molecular weight distribution by radical polymerization of a styrene or styrene derivative monomer and other comonomer, wherein the ... | 09/12/2000 |
| 6020426 | Charge-transporting copolymer, method of forming charge-transporting copolymer, electrophotographic photosensitive body, and electrophotographic device A charge transporting block and an insulating block are block copolymerized or graft copolymerized to form a charge transporting copolymer. The charge transporting polymers may be used in an electrophotographic photoreceptor and an electrophotographic dev... | 02/01/2000 |
| 6020401 | Acrylic resins as binders for gravure printing inks This invention relates to acrylic resins. In particular, this invention relates to the use of acrylic resins as binders for formulating vehicles for solvent-based gravure and resinate gravure printing inks.... | 02/01/2000 |
| 5905110 | Copolymer dispersants for providing improved water resistance to filled and/or pigmented films Copolymer dispersants for use in an aqueous emulsion containing fillers pigments or both where the copolymer has the formula (I) --(A)a --(B)b --(C)c -- (I) wherein A represents units resulting from acrylic or me... | 05/18/1999 |
| 5886076 | Methods for making styrene copolymers and uses thereof A polymer comprising styrene or substituted-styrene and carboxylated monomer is prepared by a solution polymerization process, comprising first a polymerization step, followed by a neutralization step, and then a distillation step. The polymers have relat... | 03/23/1999 |
| 5733993 | Polymeric dispersants via novel terpolymers Novel terpolymers are disclosed which comprise the reaction product of a high molecular weight olefin, such as polybutene or polypropylene, with an unsaturated acid reactant, such as maleic anhydride and a di-or polyunsaturated reactant. The terpolymers a... | 03/31/1998 |
| 5728786 | Styrl-modified acrylate polymer pressure sensitive adhesive beads Styryl-modified acrylate polymer pressure sensitive adhesive beads, adhesive films made therefrom and methods of making the same. Surprisingly, the polymerization of styryl-functional monomer into bead formulations provides beads that can be easily extrud... | 03/17/1998 |
| 5723555 | Vinyl resins containing alkoxyacrylamide-polyol reaction products and use in epoxy resin blends for coatings Improved application latitude, including blister resistance, has been found attainable using a coating formulation that includes a water dispersible resin comprising the addition copolymerization reaction product of vinyl monomers including an acid group ... | 03/03/1998 |
| 5717048 | Cation-modified acrylamide or methacrylamide copolymer as well as antistatic agent, thermoplastic resin composition, aqueous composition and thermoplastic resin laminate comprising same The present invention provides a cation-modified linear copolymer which comprises, within the molecule thereof, 95 to 85 mole % of an ethylene structural unit, 0.1 to 10 mole % of an ester structural unit represented by general formula (II), 0.1 to 6 mole... | 02/10/1998 |
| 5700585 | Acrylic emulsion coatings for formed articles There are provided powder-free polymer coated rubber articles coated with a non-tacky acrylic based emulsion copolymer formed by polymerization of at least one low surface energy monomer, at least one alkyl acrylate and at least one hard monomer. The copo... | 12/23/1997 |
| 5518848 | Binder resin for toners A binder resin for high image quality toners used in copying machines and printers by electrophotography which are excellent in anti-offset property, fixing property, blocking resistance, and image characteristics obtained by controlling the molecular wei... | 05/21/1996 |
| 5502104 | Use of a copolymer for the preparation of aqueous emulsions Copolymers which have been prepared by copolymerization of long-chain -olefins with olefinically unsaturated acids and esters and, if appropriate, vinyl-aromatic compounds are particularly suitable for economical preparation of aqueous emulsions. T... | 03/26/1996 |
| 5483016 | Method for producing binder resin and toner for electrophotography using the binder resin The method of producing a binder resin has the steps of blending in advance (a) a starting material monomer mixture for two polymerization reaction types, (b) a compound which can react with both of starting material monomers for the two polymerization re... | 01/09/1996 |
| 5399639 | Method for manufacturing of polymers A process for the polymerization of polymers of itaconic acid and vinyl acetate comprising the step of polymerizing (i) from 10 to 95 mole percent of monomer units of the formula I: ##STR1## wherein each of R1 and R2, which may be ... | 03/21/1995 |
| 5322897 | Copolymers containing hydroxyl groups, based on vinyl ester monomers, vinylaromatic monomers and hydroxylalkyl ester monomers, process for the preparation thereof and use thereof in coating compositions The invention relates to copolymers containing hydroxyl groups having a hydroxyl value of 50 to 200 mg of KOH/g and an average molecular weight (number average) of 1500 to 6000, which can be prepared by free-radical solution polymerization at temperatures... | 06/21/1994 |
| 5306437 | Copolymers and their use as lubricants and release agents for processing thermoplastics Copolymers prepared by free radical polymerization of a C12 --C60 --olefin with a carboxylic acid of the formula CH2 .dbd.CR1 --COOH, a carboxylic acid ester of the formula CH2 .dbd.CR1 | 04/26/1994 |
| 5270119 | Anti-skid composition Disclosed are cellulosic sheet material, e.g., liner board, coated with an aqueous emulsion of polystyrene or styrene-alkyl acrylate copolymers, which when dried impart, inter alia, skid or slip resistant properties to the sheet material. The polymer has ... | 12/14/1993 |
| 5210166 | Copolymers of ethylene with polyalkylene glycol (meth)acrylates Novel copolymers of ethylene with ω-alkyl-, -cycloalkyl- or -aryl-poly-(alkylene oxide)--yl (meth)acrylates and, if required, ,ଲ-ethylenically unsaturated carboxylic acids, carboxamides or carboxylic anhydrides and, if desired, furthe... | 05/11/1993 |
| 5198305 | Optical element substrate A novel optical element substrate which comprises a random copolymer comprising, in specific weight proportions, a methyl methacrylate unit, an aromatic vinyl compound unit, an unsaturated aliphatic acid unit and a hexagonal acid anhydride unit of the for... | 03/30/1993 |
| 5194525 | Continuous mass polymerization process for making styrene copolymers A process for producing a styrenic copolymer for injection molding or extrusion molding by continuous mass polymerization of a styrenic monomer with a polymerizable unsaturated fatty acid, charcterized by using a polymerization apparatus comprising a circ... | 03/16/1993 |
| 5138004 | Styrene/acrylic-type polymers for use as surface sizing agents A process is disclosed for the preparation of styrene/acrylic type polymers which are useful in the sizing of paper. The process comprises polymerizing the monomers in an alcohol/water mixture at reflux temperature in the presence of a free-radical genera... | 08/11/1992 |
| 5122568 | Styrene/acrylic type polymers for use as surface sizing agents A process is disclosed for the preparation of styrene/acrylic type polymers which are useful in the sizing of paper. The process comprises polymerizing the monomers in an alcohol/water mixture at reflux temperature in the presence of a free-radical genera... | 06/16/1992 |
| 5070164 | Cold sealable cohesive terpolymers A cold sealable emulsion polymerized terpolymer cohesive formulation which has low surface tack characteristics, prepared from the emulsion polymerization of a first monomer selected from the group consisting of ethyl acrylate, hexyl acrylate, isooctyl ac... | 12/03/1991 |
| 5039764 | Process for preparing carboxylated copolymers An improved wet strength binder is prepared by a process in which interaction between an olefinic carboxylic acid monomer, such as itaconic acid, and a cross-linker, such as MAGME, is minimized.... | 08/13/1991 |
| 4997879 | Novel adhesive dispersions Novel pressure-sensitive aqueous adhesive dispersions comprising 40 to 65% by weight, based on the dispersion weight, of a copolymer produced by radical emulsion polymerization of ethylene, vinyl esters of saturated carboxylic acids of 2 to 12 carbon atom... | 03/05/1991 |
| 4985513 | Conjugated diene copolymer, process for producing the same, and photosensitive resin composition comprising the same A conjugated diene copolymer comprising (A) 40 to 90 mole % of a conjugated diene component, (B) 0.5 to 10 mole % of an alpha,beta-ethylenically unsaturated carboxylic acid component, (C) 0.1 to 5 mole % of a polyfunctional alkenyl compound component and ... | 01/15/1991 |
| 4972036 | Thermosetting acrylic copolymers modified with citric esters Modified acrylic copolymer compositions are made by polymerizing acrylic monomers in admixture with a citric ester. Such compositions are useful as pigment grinding vehicles and as vehicles for thermosetting coatings.... | 11/20/1990 |
