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:
Jan. 06, 1976
Filed:
Feb. 22, 1974
Applicant:
Inventors:
Kuno Wagner, Leverkusen-Steinbuechel, DT;
Hans Jurgen Muller, Cologne, DT;
Assignee:
Bayer Aktiengesellschaft, Leverkusen Bayerwerk, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08K / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260 316 ; 260 / ; 260 / ; 260 / ; 260 / ; 260849 ; 428425 ;
Abstract
Formaldehyde and a polyaddition product of an organic diisocyanate and an organic compound having hydrogen atoms determinable by the Zerewitinoff method are reacted in a mixture of a tertiary alcohol and an inert organic solvent to form N-methylolated diisocyanate polyaddition products for use, inter alia, as coatings, lacquers and the like.