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:
Dec. 12, 2023
Filed:
Apr. 24, 2020
Thiol-containing composition for optical material and polymerizable composition for optical material
Applicant:
Mitsui Chemicals, Inc., Tokyo, JP;
Inventors:
Assignee:
MITSUI CHEMICALS, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/38 (2006.01); C07C 323/52 (2006.01); C08G 18/72 (2006.01); C08G 18/24 (2006.01); C08G 18/75 (2006.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
C08G 18/3876 (2013.01); C07C 323/52 (2013.01); C08G 18/244 (2013.01); C08G 18/3891 (2013.01); C08G 18/72 (2013.01); C08G 18/758 (2013.01); G02B 1/041 (2013.01);
Abstract
The thiol-containing composition for an optical material of the present invention includes a compound (A) represented by General Formula (a), and a compound (B) composed of at least one selected from a compound (b2-1) represented by General Formula (b2-1), a compound (b3-1) represented by General Formula (b3-1), a compound (b3-2) represented by General Formula (b3-2), and a compound (b4-2) represented by General Formula (b4-2), in which, in high-performance liquid chromatography measurement, the total peak area ratio of the compound included in the compound (B) is 0.1% to 60.0% with respect to the peak area 100 of the compound (A).