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:
Oct. 30, 2012
Filed:
Dec. 22, 2005
Mathias Hahn, Wilhelmshorst, DE;
Werner Jaeger, Kleinmachnow, DE;
André Laschewsky, Potsdam, DE;
Bernd Paulke, Potsdam, DE;
Christian Przybyla, Duisburg, DE;
Achim Sieger, Waldheim, DE;
Mathias Hahn, Wilhelmshorst, DE;
Werner Jaeger, Kleinmachnow, DE;
André Laschewsky, Potsdam, DE;
Bernd Paulke, Potsdam, DE;
Christian Przybyla, Duisburg, DE;
Achim Sieger, Waldheim, DE;
Akzo Nobel N.V., Arnhem, NL;
Fraunhofer-Gesellschaft zur Forderung der Angewandten Forschung E.V., Munich, DE;
Abstract
The invention relates to a process for preparing an aqueous polymer dispersion comprising reacting, in the presence of a polymeric cationic co-stabilizer (A), one or more monomers (m), and a polymer (B) of a monomer mixture comprising at least one monomer (x) having a primary, secondary or tertiary amine or amide group and at least one olefinic unsaturation, and, at least one cationic monomer (y) having at least one olefinic unsaturation. The invention also relates to a polymer dispersion, a process for preparing a polymeric stabilizer (C), a polymeric stabilizer (C) and a process for producing paper.