The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 04, 2011
Filed:
May. 22, 2007
Thomas Münzmay, Dormagen, DE;
Ulrich Freudenberg, Pulheim, DE;
Christian Wamprecht, Neuss, DE;
Christoph Irle, Sant Just Desvern, ES;
Rolf Roschu, Willich, DE;
Thomas Münzmay, Dormagen, DE;
Ulrich Freudenberg, Pulheim, DE;
Christian Wamprecht, Neuss, DE;
Christoph Irle, Sant Just Desvern, ES;
Rolf Roschu, Willich, DE;
Bayer MaterialScience AG, Leverkusen, DE;
Abstract
The invention relates to new, aqueous secondary copolymer dispersions, to a process for preparing them and to their use for producing high-grade coatings, especially for wood. The dispersions comprise a copolymer (P) synthesized from a mixture of free-radically polymerizable monomers (M) comprising (M1) cycloaliphatic esters of acrylic and/or methylacrylic acid and also (M2) vinyl esters of aliphatic carboxylic acids.