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:
Jan. 03, 1978
Filed:
Apr. 11, 1975
Applicant:
Inventors:
Keisuke Murayama, Tokyo, JA;
Syoji Morimura, Tokyo, JA;
Takao Yoshioka, Tokyo, JA;
Toshimasa Toda, Tokyo, JA;
Eiko Mori, Tokyo, JA;
Hideo Horiuchi, Tokyo, JA;
Susumu Higashida, Tokyo, JA;
Katsuaki Matsui, Tokyo, JA;
Tomoyuki Kurumada, Tokyo, JA;
Noriyuki Ohta, Tokyo, JA;
Hisayou Ohsawa, Tokyo, JA;
Assignee:
Sankyo Company Limited, Tokyo, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260 / ; 26029363 ; 26029364 ; 26029366 ;
Abstract
A synthetic polymer composition stabilized against photo- and thermal-deterioration comprising a stabilizing amount of a compound having the formula ##STR1## wherein R' represents an alkyl, an acyl, an alkoxycarbonyl, an amino or nitroso group;