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:
Dec. 24, 2002
Filed:
Jul. 21, 2000
Applicant:
Inventors:
Kazuyuki Matsumura, Gunma-ken, JP;
Masaaki Yamaya, Gunma-ken, JP;
Kazuharu Sato, Gunma-ken, JP;
Koichi Higuchi, Gunma-ken, JP;
Muneo Kudo, Gunma-ken, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 9/04 ; B32B 2/736 ; C08G 7/708 ;
U.S. Cl.
CPC ...
B32B 9/04 ; B32B 2/736 ; C08G 7/708 ;
Abstract
A composition comprising (1) 0.1-50 parts by weight of the reaction product of a hydroxyl group-containing benzophenone compound with a silane and/or a hydrolyzate thereof and (2) 100 parts by weight of a silane compound and/or a hydrolyzate thereof is applied to a polycarbonate sheet to form a protective coating having mar and weather resistance. A composition comprising the reaction product of a hydroxyl group-containing benzophenone compound with a silane and/or a hydrolyzate thereof is useful for undercoating.