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:
Oct. 10, 2017

Filed:

Nov. 10, 2014
Applicant:

Idemitsu Kosan Co., Ltd., Chiyoda-ku, JP;

Inventors:

Masami Takimoto, Sodegaura, JP;

Mitsugu Nakae, Ichihara, JP;

Assignee:

IDEMITSU KOSAN CO., LTD., Chiyoda-ku, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 5/00 (2006.01); C08L 69/00 (2006.01); C08L 71/02 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
C08L 69/00 (2013.01); C08L 71/02 (2013.01); G02B 6/0065 (2013.01);
Abstract

Provided is a polycarbonate resin composition, including, with respect to 100 parts by mass of an aromatic polycarbonate resin (A), 0.005 part by mass to 1 part by mass of a phosphorus-based compound (B) having an aryl group, and 0.005 part by mass to 5 parts by mass of a polyether compound (C) having a polyoxyalkylene structure, in which the phosphorus-based compound (B) includes such a compound that an amount of a compound having a phenol structure produced by decomposition of the compound 1,500 hours after standing thereof under conditions of 40° C. and a humidity of 90% is 5 mass % or less with respect to the phosphorus-based compound (B).


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