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. 15, 1981
Filed:
May. 22, 1980
Applicant:
Inventors:
Hans-Georg Zengel, Kleinwallstadt, DE;
Michael Wallrabenstein, Worth, DE;
Walter Brodowski, Amorbach, DE;
Assignee:
Akzo NV, Arnhem, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C08G / ;
U.S. Cl.
CPC ...
528 73 ; 528405 ; 528406 ; 544242 ; 544295 ; 548335 ; 548336 ; 548341 ; 548346 ; 528117 ; 528118 ;
Abstract
Mixtures hardenable under the influence of air moisture are provided. They comprise at least one organic polyisocyanate or an polyepoxide and as a moisture activated hardener an N,N'-substituted imidazolidine derivative or an N,N'-substituted hexahydropyrimidine derivative, which show at no nitrogen atom a --CO--NH-- grouping and which are present in sufficient amount to provide for cross-linking. The mixtures for example provide lacquers and adhesives having various touch dry times.