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:
Mar. 24, 2026
Filed:
May. 24, 2022
Applicant:
SK Pucore Co., Ltd., Ulsan, KR;
Inventors:
Hyuk Hee Han, Gyeonggi-do, KR;
Eui Jun Choi, Gyeonggi-do, KR;
Kyeong Hwan You, Gyeonggi-do, KR;
Jung Hwan Myung, Gyeonggi-do, KR;
Jae Young Pai, Gyeonggi-do, KR;
Jeong Moo Kim, Gyeonggi-do, KR;
Jung Hwan Shin, Gyeonggi-do, KR;
Assignee:
SK pucore co., LTD., Ulsan, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/38 (2006.01); C08G 18/24 (2006.01); C08G 18/72 (2006.01); C08G 18/73 (2006.01); C08G 18/75 (2006.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
C08G 18/3876 (2013.01); C08G 18/73 (2013.01); C08G 18/757 (2013.01);
Abstract
A polymerizable composition according to an embodiment includes a first polymerizable compound including isophorone diisocyanate and hexamethylene diisocyanate, and a second polymerizable compound including 4-mercaptomethyl-3,6-dithia-1,8-octanedithiol and pentaerythritol tetrakis(mercaptoacetate). An optical material which is fabricated from the polymerizable composition and has improved optical, mechanical and thermal properties is provided.