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:
Sep. 17, 2019
Filed:
Apr. 15, 2015
Applicant:
Covestro Deutschland Ag, Leverkusen, DE;
Inventors:
Andreas Pielasch, Bergisch-Gladbach, DE;
Dirk Steinmeister, Leverkusen, DE;
Stephan Schleiermacher, Pulheim, DE;
Henry Gu, Shanghai, CN;
Assignee:
Covestro Deutschland AG, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/76 (2006.01); C08G 18/48 (2006.01); C08G 18/64 (2006.01); C08L 97/02 (2006.01); B29C 65/48 (2006.01); C08G 18/61 (2006.01); B29K 75/00 (2006.01);
U.S. Cl.
CPC ...
C08G 18/7671 (2013.01); B29C 65/48 (2013.01); C08G 18/48 (2013.01); C08G 18/4837 (2013.01); C08G 18/61 (2013.01); C08G 18/6492 (2013.01); C08G 18/7664 (2013.01); C08L 97/02 (2013.01); B29K 2075/00 (2013.01);
Abstract
The invention relates to a polyurethane-polyurea binder which contains specific silicones or polyvinyl pyrrolidones and which is suitable for the manufacture of press materials from organic and/or inorganic materials, to the corresponding use of said binders and to the press materials manufactured using the specific binders.