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:
Jun. 02, 2020
Filed:
Mar. 27, 2017
Techno-umg Co., Ltd., Tokyo, JP;
Hiroyuki Atsuta, Yamaguchi, JP;
Ichiro Kamata, Yamaguchi, JP;
Techno-UMG Co., Ltd., Tokyo, JP;
Abstract
The thermoplastic resin composition of the present invention contains a thermoplastic resin (A) and carbon black (B), wherein the thermoplastic resin (A) contains a graft copolymer (C) in which a vinyl-based polymer is grafted to a rubber-like polymer, the carbon black (B) has a volume average particle size of secondary particles of 200 nm or more, and a proportion of secondary particles having a particle size of 800 nm or more with respect to the entire secondary particles of less than 20% by volume, and a content of the carbon black (B) is from 0.1 to 3.0 parts by mass with respect to 100 parts by mass of the thermoplastic resin (A).