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Lothar Alexander Engelbrecht, Heerenveen NL

Lothar Alexander Engelbrecht, Heerenveen NL

Patent application numberDescriptionPublished
20090044721Pigmented tinting concentrates comprising a diels alder humectant - The invention relates to pigmented tinting concentrates comprising a) stabilized pigments; b) humectant compounds obtainable by effecting a Diels Alder reaction at a temperature of 150-260° C. between a polyunsaturated compound and a co-reactant having the formula R02-19-2009
20090088518Polymers obtained via nitroxyl radical polymerization - Polymer of formula (I): In—[(A)04-02-2009
20090137733Polyurethane Dispersant - The invention relates to a dispersing agent comprising: the reaction product of A one or more polyisocyanates having an average functionality of from 2.0 to 5, with B a mixture from B1 monohydroxyl compounds, and B2 monohydroxy-, monocarboxylic acid compounds to form an intermediate, followed by reacting the intermediate with C an unsaturated monohydroxy functional anchoring group.05-28-2009
20090176929Slip-and Leveling Agent - The invention relates to a new modified polyacrylate comprising fluorinated oxetane (FOX) polymer units functionalized with an unsaturated dicarboxylic acid and siloxane units and to its use as slip-and leveling agent and anti-cratering agent for a variety of applications. Thus, the invention relates to a slip- and leveling agent characterized in that it comprises a copolymer which is obtained by copolymerizing A at least one unit of a fluorinated oxetane polymer functionalized with an unsaturated dicarboxylic acid; B at least one terminal reactive polysiloxane unit; C at least one alkyl(meth)acrylate unit or cycloalkyl(meth)acrylate unit and/or (meth)acrylic acid and/or other units originating from vinylic compounds that can form radicals.07-09-2009
20090186979Slip-and leveling agent - The invention relates to a slip- and leveling agent characterized in that it comprises a copolymer which is obtained by copolymerizing A. at least one unit of a mono- or di perfluoroester of an unsaturated dicarboxylic-acid; B. at least one terminal reactive polysiloxane unit; C. at least one alkyl(meth)acrylate unit or cycloalkyl(meth)acrylate unit and/or (meth)acrylic acid and/or other units originating from vinylic compounds that can form radicals.07-23-2009
20090198033Novel Alkoxyamines Containing Unsaturated Groups - The invention relates to new alkoxyamines suitable for hydrosilylation reactions, to siloxane modified alkoxamines and to siloxane modified polymers and to their use as slip and leveling agent or as dispersant. The alkoxamines are compounds of formula (I) or (II) wherein A is a group capable of forming a stable free nitroxyl radical A. which is bound via its oxygen atom to the carbon atom; R08-06-2009
20100004366Multipurpose Additive For Low VOC Solvent Based Coatings - The invention relates to a coating composition comprising at least one binder and a multipurpose additive obtainable by reacting a vegetable oil with a diol or by transesterifying a vegetable oil lower alkyl ester with a diol, both reactions in the presence of a catalyst. The multipurpose additive is used to replace partly the solvent of the coating composition and/or to replace partly the binder thus reducing the VOC content and the viscosity.01-07-2010
20100105794PHOTOACTIVABLE NITROGEN BASES - Compounds of the Formula (I), (II) and (III) wherein Ar is for example phenylene, biphenylene or naphthylene, all of which are unsubstituted or substituted by C04-29-2010