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:
Mar. 28, 2006
Filed:
Jun. 06, 2002
Applicants:
Tohru Haruna, Saitama, JP;
Shinichi Ishikawa, Saitama, JP;
Inventors:
Tohru Haruna, Saitama, JP;
Shinichi Ishikawa, Saitama, JP;
Assignee:
Asahi Denka Kogyo K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 15/16 (2006.01); C07D 249/16 (2006.01); C07D 403/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is directed to an ultraviolet absorber composition which is formed by melt-mixing a compound (A) represented by formula (I):and a resin stabilizer (B) selected from the group consisting of a phenolic antioxidant (b-1), a phosphorus-containing antioxidant (b-2), a hindered amine stabilizer (b-3), and an ultraviolet absorber (b-4) other than the compound (A), at a mass ratio (A)/(B) of 95/5 to 50/50. The composition has excellent compatibility with synthetic resins and provides a stabilized synthetic resin molding.