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. 12, 1978
Filed:
May. 05, 1976
Applicant:
Inventors:
Hideyoshi Tugukuni, Sakai, JP;
Masafumi Kano, Nagaokakyo, JP;
Assignee:
Dai Nippon Toryo Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
428407 ; 260 13 ; 260 14 ; 260 16 ; 260 / ; 260 / ; 260 25 ; 260 / ; 260 / ; 260100 ; 260836 ; 260844 ; 260862 ; 260873 ; 260874 ; 260898 ; 260901 ; 428510 ;
Abstract
This invention relates to a powdery coating composition having excellent anti-caking ability, which comprises polymer particles having an average particle size of 0.5 to 200.mu. composed of a polymer having a softening point not exceeding 90.degree. C. as a core component and a polymer having a softening point of at least 100.degree. C. as an outer component covering said core component, and to a process for the preparation of such powdery coating composition.