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. 20, 1988
Filed:
Mar. 26, 1986
Applicant:
Inventors:
Assignee:
Akzo N.V., , NL;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528229 ; 528107 ; 528121 ; 528122 ; 528228 ; 528246 ; 525110 ; 525113 ; 525118 ;
Abstract
The invention provides a liquid coating composition curable at ambient temperature comprising an acetoacetate groups-containing addition polymer having a number average molecular weight of 1000-100,000, a glass transition temperature of 250.degree.-370.degree. K., a hydroxyl number of 0-200 and a content of acetoacetate groups of 3,5-45% by weight, the acetoacetate groups being present as ester of hydroxyalkyl acrylate, hydroxyalkyl methacrylate or allyl alcohol structural units, and a polyamine having primary and/or secondary amino groups and blocked with an aldehyde or ketone. A process for coating a substrate with such composition is also provided.