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:
Nov. 09, 1976
Filed:
Nov. 22, 1974
Applicant:
Inventors:
John J Miller, Warminster, PA (US);
Richard E Baus, Warminster, PA (US);
Sheldon N Lewis, Willow Grove, PA (US);
Assignee:
Rohm and Haas Company, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D / ; B32B / ; B22B / ;
U.S. Cl.
CPC ...
427195 ; 427185 ; 428463 ; 428522 ; 428539 ;
Abstract
Polymeric materials are disclosed which comprise a hydroxyalkyl ester of acrylic acid or methacrylic acid, a monoethylenically .alpha.,.beta.-unsaturated carboxylic acid, and an alkyl ester or esters of acrylic and/or methacrylic acid are partially neutralized, isolated, and powdered to give useful powder coating compositions. The compositions are particularly adapted to provide coatings on metals, a method for accomplishing this being disclosed.