Patent application number | Description | Published |
20080287596 | Aqueous Dispersions of Water-Soluble Polymers with Comblike Stabilizers - The invention relates to aqueous dispersions of water-soluble polymers of N-vinyl-carboxamides, which are substantially salt-free and comprise anionic polymeric stabilizers having a comb-like molecular structure, processes for the preparation of the dispersions in the presence of anionic polymeric stabilizers having a comb-like molecular structure and the use of the dispersions as retention aids or fixing agents in papermaking. | 11-20-2008 |
20100010153 | WATER-SOLUBLE BINDERS FOR PAPER COATING SLIPS - Paper coating slips comprising
| 01-14-2010 |
20100034858 | BIOCIDAL COATINGS - Biocidal multilayered system, characterized in that it comprises at least the following layers: —an anionic or cationic carrier, preferably cellulose as anionic carrier, —on this carrier alternating polymeric cationic and anionic layers starting with a layer having a charge opposite to that of the carrier, —wherein at least one layer is hydrophobically modified. | 02-11-2010 |
20100105943 | HYPERBRANCHED POLYESTERS - The present invention relates to new hyperbranched polyesters based on oligohydroxycarboxylic acids with defined functionality. | 04-29-2010 |
20100280203 | GRAFT POLYMERS HAVING OLIGOALKYLENIMINE SIDE CHAINS, PROCESS FOR THEIR PREPARATION AND THEIR USE - Graft polymers whose grafting base is selected from the group consisting of polymers having vinylamine units, polyamines, polyamidoamines and polymers of ethylenically unsaturated acids and which comprise exclusively oligoalkylenimine side chains as side chains, process for the preparation of graft polymers having oligoalkylenimine side chains, at least one oligoalkylenimine which comprises a terminal aziridine group being grafted onto one of said grafting bases, and the use of the graft polymers thus obtainable as process chemicals in the production of paper, as antimicrobial coating materials, as builders in detergents and for the treatment of metal surfaces. | 11-04-2010 |
20100305362 | AMINOALKYL VINYL ETHERS COMPRISING ETHYLENIMINE UNITS, PROCESSES FOR THEIR PREPARATION AND THEIR USE - Aminoalkyl vinyl ethers comprising alkylenimine units and of the formula | 12-02-2010 |
20110020170 | METAL NANOPARTICLES STABILIZED WITH DERIVATIZED POLYETHYLENEIMINES OR POLYVINYLAMINES - The invention relates to metal nanoparticles and a process for the preparation thereof, in which a metal salt solution is reduced with a reducing agent in the presence of the derivatized polyethyleneimines or polyvinylamines. Metal salt solutions of two or more different metals can be reduced simultaneously or in succession, metal nanoparticles comprising two or more different metals being obtained. Preferred metals are silver, palladium, and platinum. Suitable reducing agents are, for example, formic acid, formaldehyde, diethanolamine, 5-pentenoic acid and sodium borohydride. Silver can be used in the form of silver oxide and/or silver nitrate, palladium in the form of alkali metal tetrachloropalladate or palladium(II) nitrate and platinum in the form of alkali metal tetrachloroplatinate or tetraamineplatinum(II) nitrate. | 01-27-2011 |
20110091733 | PAPER COATING COMPOSITION COMPRISING METAL SALT PIGMENTS AND HAVING A CONTENT OF AQUEOUS DISPERSIONS OF WATER-SOLUBLE COPOLYMERS - A paper coating slip which comprises metal salt pigments in an amount of at least 40 parts by weight, based on the total amount of pigments, and an aqueous dispersion of water-soluble copolymers is described. The copolymers are obtainable by free radical polymerization of ethylenically unsaturated, anionic monomers with ethylenically unsaturated, nonionic monomers in the presence of polymeric stabilizers for water-in-water polymer dispersions. The paper coating slips have good rheological properties and good water retention behavior in the coating of paper or cardboard. | 04-21-2011 |
20110143156 | METHOD OF PRODUCING PACKAGING HAVING FAT BARRIER PROPERTIES - A description is given of a method of producing packaging, the packaging surface being coated with a polyelectrolyte complex, and the polyelectrolyte complex being composed of at least one first polymer and at least one second polymer, the first polymer being an anionic polymer and the second polymer being a cationic polymer. The packaging is distinguished by good fat barrier properties. | 06-16-2011 |
20110168045 | METHOD FOR PRINTING SUBSTRATES - In a method for printing substrates with a printing ink and/or a printing varnish at least comprising solvents and binders, at least one of the binders comprises a polyetheramine polyol. | 07-14-2011 |
20110229716 | AQUEOUS COATING FORMULATION - Aqueous coating formulation for tannin-containing substrates. | 09-22-2011 |
20120263633 | Metal Oxide Support Material Containing Nanoscaled Iron-Platinum Group Metal Particles - Described is a metal oxide support material nanoscaled iron-platinum group metal particles having a particle size in the range of 0.5 to 10 nm, wherein at least 70% of all nanoscaled iron-platinum group metal particles are located on an outside surface layer of the metal oxide support material, and wherein the outside surface layer has an average volume of less than 50% based on the total volume of the metal oxide support material. | 10-18-2012 |
20140316072 | GRAFT POLYMERS HAVING OLIGOALKYLENIMINE SIDE CHAINS, PROCESS FOR THEIR PREPARATION AND THEIR USE - Graft polymers whose grafting base is selected from the group consisting of polymers having vinylamine units, polyamines, polyamidoamines and polymers of ethylenically unsaturated acids and which comprise exclusively oligoalkylenimine side chains as side chains, process for the preparation of graft polymers having oligoalkylenimine side chains, at least one oligoalkylenimine which comprises a terminal aziridine group being grafted onto one of said grafting bases, and the use of the graft polymers thus obtainable as process chemicals in the production of paper, as antimicrobial coating materials, as builders in detergents and for the treatment of metal surfaces. | 10-23-2014 |