Patent application number | Description | Published |
20090045374 | ELECTRICALLY CONDUCTIVE, MAGNETIC COMPOSITE MATERIAL, PROCESS FOR ITS PRODUCTION, AND ITS USE - Electrically conductive, magnetic composite material, comprising
| 02-19-2009 |
20100010153 | WATER-SOLUBLE BINDERS FOR PAPER COATING SLIPS - Paper coating slips comprising
| 01-14-2010 |
20100167063 | PAPER COATING COMPOUNDS CONTAINING SILICASOLS - Paper coating slips comprising at least one pigment and
| 07-01-2010 |
20100204382 | AQUEOUS POLYMER DISPERSIONS BASED ON COPOLYMERS FORMED FROM VINYLAROMATICS AND CONJUGATED ALIPHATIC DIENES, PROCESSES FOR PREPARATION THEREOF AND USE THEREOF - Aqueous polymer dispersions based on copolymers of vinyl aromatics and conjugated aliphatic dienes having a mean particle size of from 80 to 150 nm, obtainable by free radical emulsion copolymerization of
| 08-12-2010 |
20100240772 | PIGMENT-FREE, AQUEOUS POLYMER DISPERSIONS MARKED WITH FLUORESCENT DYES, PROCESS FOR THEIR PREPARATION AND THEIR USE - Pigment-free, aqueous polymer dispersion marked with fluorescent dyes, having a viscosity of from 500 to 900 mPa·s, determined with the aid of the Brookfield method (spindle 3, 23° C.), and comprising, based in each case on the solids of the polymer dispersion,
| 09-23-2010 |
20110229731 | PROCESS FOR THE PREPARATION OF AQUEOUS POLYMER DISPERSIONS FROM A AROMATIC COMPOUND, A CONJUGATED ALIPHATIC DIENE AND AN ETHYLENICALLY UNSATURATED CARBONITRILE - A process for the preparation of aqueous polymer dispersions is described, a vinylaromatic compound, such as, for example, styrene, a conjugated aliphatic diene, such as, for example, butadiene, and an ethylenically unsaturated carbonitrile, such as, for example, acrylonitrile, being copolymerized in an aqueous medium. The copolymerization is effected in the presence of a degraded starch and of free radical initiators. At least part of the monomers differing from ethylenically unsaturated carbonitriles are polymerized before the ethylenically unsaturated carbonitriles are added to the polymerization mixture. | 09-22-2011 |
20110281130 | AQUEOUS POLYMER DISPERSION OBTAINED FROM A VINYLAROMATIC COMPOUND, CONJUGATED ALIPHATIC DIENE AND ETHYLENICALLY UNSATURATED ACID - An arylcyclohexene-free or low-arylcyclohexene aqueous polymer dispersion and processes for the preparation thereof by free radical emulsion polymerization from at least three different monomer types are described. A monomeric vinylaromatic compound, a monomeric conjugated aliphatic diene and a monomeric ethylenically unsaturated acid are copolymerized in an aqueous medium in the presence of a mercaptoalkylcarboxylic acid ester of a C | 11-17-2011 |
20110305916 | POLYMER DISPERSIONS OF VINYLAROMATIC COMPOUNDS AND ACRYLATE MONOMERS PREPARED IN THE PRESENCE OF SEED LATEX AND CARBOHYDRATE COMPOUNDS - Described are aqueous polymer dispersions and methods of making them. The polymer dispersions are obtainable by free-radically initiated emulsion polymerization of 19.9 to 80 parts by weight of vinylaromatic compounds, 19.9 to 80 parts by weight of acrylate monomers selected from C1-C10 alkyl acrylates and C1-C10 alkyl methacrylates, 0.1 to 10 parts by weight of ethylenically unsaturated acids, and 0 to 20 parts by weight of other ethylenically unsaturated monomers, wherein the emulsion polymerization is effected in an aqueous medium in the presence of free-radical initiators, seed latex and also at least one carbohydrate compound in the form of a degraded starch. The polymer dispersions are particularly useful in the manufacture of paper coating slips. | 12-15-2011 |
20120276399 | PROCESS FOR THE PREPARATION OF AQUEOUS POLYMER DISPERSIONS FROM A AROMATIC COMPOUND, A CONJUGATED ALIPHATIC DIENE AND AN ETHYLENICALLY UNSATURATED CARBONITRILE - A process for the preparation of aqueous polymer dispersions is described, a vinylaromatic compound, such as, for example, styrene, a conjugated aliphatic diene, such as, for example, butadiene, and an ethylenically unsaturated carbonitrile, such as, for example, acrylonitrile, being copolymerized in an aqueous medium. The copolymerization is effected in the presence of a degraded starch and of free radical initiators. At least part of the monomers differing from ethylenically unsaturated carbonitriles are polymerized before the ethylenically unsaturated carbonitriles are added to the polymerization mixture. | 11-01-2012 |
20140251563 | USE IN PAPER COATINGS OF A MIXTURE OF A SECONDARY POLYMERIC DISPERSION AND OF A PRIMARY DISPERSION OF AN EMULSION POLYMER - The use in paper coatings is described of a mixture of an aqueous secondary dispersion of a polymer selected from polyalkylene carbonates, polyesters and polyethylene and an aqueous primary dispersion of an emulsion polymer having a glass transition temperature of below 50° C. | 09-11-2014 |
20140302309 | PAPER COATING COMPOSITIONS COMPRISING A POLYMER DISPERSION FROM ROOM TEMPERATURE LIQUID AND GASEOUS MONOMERS - Paper coating compositions comprise inorganic pigments and an aqueous polymeric dispersion comprising dispersed polymeric particles. The polymers are obtainable by polymerization of a first monomer that is liquid at room temperature, has a boiling point of at least 50° C. and a glass transition temperature of at least 20° C. as homopolymer, and a second monomer that is gaseous at room temperature, has a boiling point of below 0° C. and a glass transition temperature of below −30° C. as homopolymer. The dispersed polymeric particles have an average size of below 150 nm and a glass transition temperature in the range from −10 to +30° C. | 10-09-2014 |
20140342171 | AQUEOUS POLYMER DISPERSION OBTAINABLE BY FREE-RADICALLY INITIATED EMULSION POLYMERIZATION IN THE PRESENCE OF LIGNOSULFONATE - Described is an aqueous polymer dispersion comprising a chain growth addition polymer obtainable via free-radically initiated emulsion polymerization from ethylenically unsaturated, free-radically polymerizable monomers, wherein the chain growth addition polymer is formed to an extent of not less than 60 wt % from primary monomers selected from vinylaromatic compounds, conjugated aliphatic dienes, vinyl esters of saturated C | 11-20-2014 |