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:
Apr. 07, 2026
Filed:
Apr. 24, 2020
Applicant:
Mitsui Chemicals, Inc., Tokyo, JP;
Inventors:
Yuki Hashimoto, Ichihara, JP;
Yasuyuki Soeda, Tokyo, JP;
Hisahiro Kato, Ichihara, JP;
Takayuki Okuno, Ichihara, JP;
Assignee:
MITSUI CHEMICALS, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 23/08 (2025.01); G02B 1/04 (2006.01); G02B 5/22 (2006.01);
U.S. Cl.
CPC ...
C08L 23/08 (2013.01); G02B 1/04 (2013.01); G02B 5/22 (2013.01);
Abstract
Provided is a resin composition for forming an optical component, the resin composition including a cyclic olefin-based polymer and an anthraquinone-based dye, in which the cyclic olefin-based polymer includes at least one selected from a copolymer of ethylene or an α-olefin and a cyclic olefin, and a ring-opening polymer of a cyclic olefin.