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. 11, 1992
Filed:
Apr. 05, 1991
Applicant:
Inventors:
Tadashi Matsunami, Yamaguchi, JP;
Yukio Tasaka, Yamaguchi, JP;
Kazuo Tsuchiya, Osaka, JP;
Kouji Matsumoto, Osaka, JP;
Assignee:
Ube Industries, Ltd., Yamaguchi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J / ; C08K / ; C08L / ;
U.S. Cl.
CPC ...
524405 ; 524423 ; 524436 ;
Abstract
A thermoplastic resin composition of a thermoplastic resin and a fibrous magnesium oxysulfate is made to be resistant to coloring by incorporation of a boric acid or boric acid anhydride.