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:
Mar. 03, 1998
Filed:
Apr. 03, 1997
Applicant:
Inventors:
Beate Baumbach, Leverkusen, DE;
Eberhard Konig, Leverkusen, DE;
Lothar Kahl, Gladbach, DE;
Nusret Yuva, Wermelskirchen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ; C08K / ; C08L / ;
U.S. Cl.
CPC ...
524591 ; 524539 ; 524839 ; 524840 ;
Abstract
The present invention relates to novel aqueous or water-dilutable blocked polyisocyanates and to their use for the production of one-component polyurethane coating compositions, which are stovable at relatively low temperatures of 130.degree. to 150.degree. C. and provide clear coatings having substantially reduced thermal yellowing.