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. 02, 2018
Filed:
Mar. 02, 2016
Covestro Deutschland Ag, Leverkusen, DE;
Hans G. Grablowitz, Köln, DE;
Thomas Feller, Solingen, DE;
Martin Kreuter, Leverkusen, DE;
Petra Janßen, Kerken, DE;
Ingo Gipperich, Leverkusen, DE;
Covestro Deutschland AG, Leverkusen, DE;
Abstract
The present invention relates to an aqueous polyurethaneurea dispersion, wherein the polyurethaneurea has specific formation components, and which is characterized in that it has a content of —COOH groups of at least 0.75% by weight, where 0% to 35% of these groups have been neutralized, and in that 5 to 50 mol % of isocyanate groups present have been reacted with a monofunctional component. The invention further relates to the use of this dispersion as coating composition, to a fiber having a cured coating and to a composite material.