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.

Date of Patent:
Nov. 22, 2022

Filed:

Jan. 23, 2019
Applicant:

Toray Industries, Inc., Tokyo, JP;

Inventors:

Shin Hirata, Nagoya, JP;

Sadayuki Kobayashi, Nagoya, JP;

Keiichiro Nomura, Nagoya, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 5/04 (2006.01); C08L 23/12 (2006.01); C08L 69/00 (2006.01); C08G 83/00 (2006.01);
U.S. Cl.
CPC ...
C08J 5/04 (2013.01); C08G 83/007 (2013.01); C08L 23/12 (2013.01); C08L 69/00 (2013.01); C08J 2323/12 (2013.01); C08J 2369/00 (2013.01); C08J 2447/00 (2013.01); C08J 2463/00 (2013.01); C08L 2205/025 (2013.01); C08L 2205/035 (2013.01); C08L 2207/04 (2013.01);
Abstract

There are provided a fiber reinforced thermoplastic resin molded article including a thermoplastic resin [A], carbon fibers [B] and a polyrotaxane [C], the thermoplastic resin [A], the carbon fibers [B] and the polyrotaxane [C] being included in amounts of 40 to 98 parts by weight, 1 to 40 parts by weight and 1 to 20 parts by weight, respectively, based on 100 parts by weight of the total content of the thermoplastic resin [A], the carbon fibers [B] and the polyrotaxane [C], wherein the carbon fibers [B] included in the molded article have a weight-average fiber length [Lw] in a range of 0.5 to 20 mm, and a ratio ([C]/[B]) of the content of the polyrotaxane [C] to that of the carbon fibers [B] is 0.04 or more and 0.5 or less; and a thermoplastic resin molded article which has excellent impact strength and also has excellent conductivity.


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