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Christian Wamprecht, Neuss DE

Christian Wamprecht, Neuss DE

Patent application numberDescriptionPublished
20080287611SILANE VARNISHES COMPRISING AMINOSILANES AND EPOXY-FUNCTIONAL POLYACRYLATES - The invention relates to silane coatings obtainable by reaction of aminosilanes with glycidyl (meth)acrylate copolymers.11-20-2008
20080318060POLYISOCYANATE MIXTURES, PROCESSES FOR PREPARING THE SAME AND USES THEREFOR - Polyisocyanate mixtures, their preparation by reacting aromatic polyisocyanate mixtures and nitrogen-containing polyetherol mixtures, and their use as an isocyanate component for the preparation of moisture-curing adhesives, said polyisocyanate mixtures comprising: (A) 15 to 35 wt. % of diphenylmethane diisocyanate with 2 aromatic rings; (3) 10 to 30 wt. % of polymeric diphenylmethane diisocyanate with 3 or more aromatic rings; and (C) 40 to 75 wt. % of an isocyanate-functional polyurethane; wherein the polyisocyanate mixture has an isocyanate content of 12 to 20 wt. %, an isocyanate functionality of >2.4, a viscosity of <10,000 mPa·s at 25° C., and a shear rate of 80 l/s.12-25-2008
20090076228POLYISOCYANATE MIXTURES - The invention relates to liquid polyisocyanate mixtures, to a process for their preparation and to their use in single- and two-component polyurethane coating compositions.03-19-2009
20090221071Polyurea Systems, Processes for Preparing the Same and Use Thereof for Postoperative Adhesion Barriers - Polyurea systems comprising: (a) an amino-functional aspartic ester of the general formula (I)09-03-2009
20090247711COATING COMPOSITIONS - The present invention relates to novel compositions of oligocarbonate polyols and oligoester polyols and their use in coating compositions for the production of coatings, particularly scratch-resistant topcoats.10-01-2009
20100076152NEW POLYISOCYANATE MIXTURES, A PROCESS FOR THEIR PREPARATION AND THEIR USE IN COATING COMPOSITIONS - The present invention relates to polyacrylate-modified polyisocyanates which are i) prepared from aromatic, araliphatic, cycloaliphatic and/or aliphatic polyisocyanates having an NCO content of 5% to 25% by weight, an NCO functionality ≧2, a viscosity measured as solvent free resin of 150 to 200,000 mPa·s at 23° C., and ii) contain at least one structural unit of the formula (I)03-25-2010
20100099816MOISTURE-CURING POLYISOCYANATE MIXTURES - The invention relates to moisture-curing polyisocyanate mixtures, to a process for their preparation and to their use as binders in lacquers, coatings, adhesives and sealing materials.04-22-2010
20110160310TCB BASED HYDROPHILIC POLYURETHANE DISPERSIONS - The present invention relates to a polyurethaneurea dispersion including a polyurethaneurea which is terminated with at least one polyethylene oxide- and polypropylene oxide-based copolymer unit, and includes a polycarbonate polyol-based unit of formula (I)06-30-2011

Patent applications by Christian Wamprecht, Neuss DE