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:
Feb. 01, 1994
Filed:
Dec. 21, 1990
Applicant:
Inventors:
Takeyoshi Nishio, Okazaki, JP;
Norihisa Tamashima, Okazaki, JP;
Kouhei Ueno, Sakai, JP;
Tomohiko Akagawa, Sakai, JP;
Saburo Hinenoya, Sakai, JP;
Shinji Katsui, Sakai, JP;
Assignee:
Ube Industries, Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
523216 ; 524423 ; 524505 ; 524451 ; 524301 ; 524529 ; 524394 ; 524400 ; 525 88 ;
Abstract
The polypropylene resin composition of the present invention comprises specific proportions of a crystalline ethylene-propylene block copolymer, an hydrogenated block copolymer, an amorphous ethylene-propylene copolymer, surface-treated talc, fibrous magnesium oxysulfate of granular form and a metal soap. This resin composition is well balanced in rigidity and impact resistance, has good mar resistance, and can be preferably used in large-sized parts for automobiles, particularly instrument panels for automobiles.