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:
Jul. 23, 1996
Filed:
Aug. 23, 1995
Applicant:
Inventors:
Assignee:
EMS-Inventa AG, Zurich, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
4273855 ; 427375 ; 427421 ; 525440 ; 525934 ;
Abstract
A heat-curable, epoxy-free coating system of binder resin is based on a hydroxyl-terminated polyester resin (a) with a hydroxyl number of from 20 to 200 mg KOH/g and a glass transition temperature of at least 40.degree. C., a carboxyl-group-containing, reversibly blocked polyisocyanate (b) and a b-hydroxyalkylamide (c) having at least two b-hydroxyalkylamide groups per molecule, and optionally further additives dictated by the usage and processing.