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:
May. 24, 2022
Filed:
Jul. 24, 2017
Applicant:
Wacker Chemie Ag, Munich, DE;
Inventors:
Abdulmajid Hashemzadeh, Burghausen, DE;
Peter Brandmueller, Winhoering, DE;
Walter Dobler, Tann, DE;
Hardy Herold, Burghausen, DE;
Assignee:
Wacker Chemie AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/24 (2006.01); C08F 220/58 (2006.01); C08F 6/14 (2006.01); C08F 216/06 (2006.01); C08F 218/08 (2006.01);
U.S. Cl.
CPC ...
C08F 2/24 (2013.01); C08F 6/14 (2013.01); C08F 216/06 (2013.01); C08F 218/08 (2013.01); C08F 220/585 (2020.02);
Abstract
Water-redispersible polymer powders with improved characteristics in building materials are prepared using a drying aid which is a polyvinyl alcohol copolymer also containing vinyl ester monomers and specific comonomers.