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. 14, 2025
Filed:
Dec. 13, 2018
Applicant:
Mitsui Chemicals, Inc., Tokyo, JP;
Inventors:
Assignee:
MITSUI CHEMICALS, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/66 (2005.12); C08G 18/38 (2005.12); C08G 18/42 (2005.12); C08G 18/76 (2005.12); C08K 5/1545 (2005.12); G02B 1/04 (2005.12);
U.S. Cl.
CPC ...
C08G 18/6633 (2012.12); C08G 18/3876 (2012.12); C08G 18/4277 (2012.12); C08G 18/7642 (2012.12); C08K 5/1545 (2012.12); G02B 1/041 (2012.12);
Abstract
The polymerizable composition for optical materials of the present invention includes a polyester polyol (a), a compound (b) of which light absorption characteristics vary by sensing changes in environment; and a polymerization reactive compound (c).