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:
Aug. 10, 1982
Filed:
Jul. 17, 1981
Applicant:
Inventors:
Tsuneo Hoki, Suzuka, JP;
Yutaka Matsuki, Suzuka, JP;
Assignee:
Asahi-Dow Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
521 88 ; 264 53 ; 521 79 ; 521 94 ; 521 95 ; 521143 ; 521146 ;
Abstract
The dimensional stability, especially at elevated temperatures such as 70.degree. C., of thermoplastic resin foams, such as those of aliphatic olefin polymers, is substantially improved by the inclusion therein of from 0.01 to 5 weight percent, based upon said resin, of certain benzylideneaniline derivatives, azobenzene derivatives, azooxybenzene derivatives and the like.