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:
May. 28, 2019
Filed:
Mar. 31, 2016
Applicants:
Tomofumi Ohnishi, Tokyo, JP;
Masahisa Kousaka, Tokyo, JP;
Inventors:
Tomofumi Ohnishi, Tokyo, JP;
Masahisa Kousaka, Tokyo, JP;
Assignee:
HOYA LENS THAILAND LTD., Pathumthani, TH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/23 (2006.01); C08F 290/06 (2006.01); G02C 7/10 (2006.01); C08G 18/06 (2006.01); C08K 5/1545 (2006.01); C08K 5/18 (2006.01); C08K 5/3435 (2006.01); C08K 5/357 (2006.01); G02B 1/04 (2006.01); C08F 222/10 (2006.01); C08G 18/67 (2006.01); C08G 18/76 (2006.01); C08G 18/24 (2006.01);
U.S. Cl.
CPC ...
C08F 290/067 (2013.01); C08F 222/1006 (2013.01); C08F 290/06 (2013.01); C08G 18/244 (2013.01); C08G 18/6795 (2013.01); C08G 18/7671 (2013.01); C08K 5/1545 (2013.01); C08K 5/18 (2013.01); C08K 5/3435 (2013.01); C08K 5/357 (2013.01); G02B 1/041 (2013.01); G02B 5/23 (2013.01); G02C 7/10 (2013.01); G02C 7/102 (2013.01);
Abstract
Provided is a polymerizable composition for an optical component which has excellent coloring performance. [1] A polymerizable composition for an optical component, including a urethane acrylate represented by general formula (1), and a photochromic compound. [2] An optical component obtained by polymerizing the polymerizable composition. [3] A spectacle lens substrate formed from the optical component.