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Arno Nennemann, Bergisch Gladbach DE

Arno Nennemann, Bergisch Gladbach DE

Patent application numberDescriptionPublished
20080281025HYBRID POLYISOCYANATES - The present invention relates to hybrid organic-inorganic polyisocyanates for the preparation of organic-inorganic coating compositions and adhesives.11-13-2008
20090008613HYBRID POLYISOCYANATES - The present invention relates to hybrid organic-inorganic polyisocyanates based on polyfunctional organosilanes, metal alkoxides and alkoxysilane-containing blocked polyisocyanates for the preparation of organic-inorganic coating compositions and adhesives.01-08-2009
20090124727NANOPARTICLE-MODIFIED POLYISOCYANATES - The present invention relates to nanoparticle-modified polyisocyanates which have been modified by a special siloxane unit and consequently have improved performance properties and also storage stabilities.05-14-2009
20090124766POLYSILOXANE-MODIFIED POLYISOCYANATES, PROCESSES FOR PREPARING THE SAME, AND POLYURETHANES CONTAINING THE SAME - Processes for preparing siloxane-modified polyisocyanates, the processes comprising: providing a polyisocyanate reactant; and reacting the polyisocyanate reactant with a hydroxyl-containing siloxane having a number-average molecular weight of 200 to 3000 g/mol and an average OH functionality of greater than or equal to 1.8, and corresponding to the general formula (I):05-14-2009
20090163636SILANE-MODIFIED BINDER DISPERSIONS - The invention relates to aqueous formulations comprising silane-modified polymeric binders having a siloxane content and inorganic nanoparticles, a process for the preparation thereof and the use thereof for the preparation of aqueous coating compositions.06-25-2009
20090163648SILOXANE-CONTAINING BINDER DISPERSIONS - The invention relates to aqueous formulations comprising organic binders having a siloxane content and inorganic nanoparticles, a process for the preparation thereof and the use thereof for the preparation of aqueous coating compositions.06-25-2009
20090170705PHYLLOSILICATE FORMULATIONS FOR THE CONTROLLED RELEASE OF ACTIVE SUBSTANCES - Novel seed dressing agent formulations comprising of—at least one active agrochemical ingredient for the dressing of seeds, —a dispersion of biologically degradable polyester-polyurethane-polyureas in water whereby the solid content thereof is between 30 and 50 weight %. Said formulation also comprises additives. The invention also relates to a method for the production of a novel seed dressing agent formulation and the utilization thereof for the dressing of seeds.07-02-2009
20100108277PAPER PRODUCTION WITH MODIFIED SILICA GELS AS MICROPARTICLES - Use of silica sols containing sulfonic acid groups and/or mercapto groups as microparticles in paper production, in particular for paper retention.05-06-2010
20110100259STABLE POLYISOCYANATES COMPRISING NANOPARTICLES - The present invention relates to unblocked nanoparticle-modified polyisocyanates having increased stability in the NCO content.05-05-2011

Patent applications by Arno Nennemann, Bergisch Gladbach DE