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.

Date of Patent:
Aug. 20, 2024

Filed:

Apr. 22, 2021
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Kei Tagami, Kanagawa, JP;

Terunobu Saitoh, Tokyo, JP;

Akihito Saitoh, Shizuoka, JP;

Yota Ito, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/04 (2006.01); C07C 33/26 (2006.01); C07C 69/54 (2006.01); C08F 20/20 (2006.01); C08F 22/10 (2006.01); C09D 133/14 (2006.01);
U.S. Cl.
CPC ...
G02B 1/041 (2013.01); C07C 33/26 (2013.01); C07C 69/54 (2013.01); C08F 22/1006 (2020.02); C09D 133/14 (2013.01);
Abstract

The compound having a high refractive index characteristic and a high transmittance is a (meth)acrylate compound represented by the following general formula (1): in the general formula (1), X represents a phenylene group, Zto Zare selected from the group consisting of a phenyl group, a heteroaryl group, a phenylene group, a heteroarylene group, a phenylalkylene group having an alkylene group having 1 or more to 4 or less carbon atoms, and a heteroaralkylene group having an alkylene group having 1 or more to 4 or less carbon atoms, Pto Pare selected from the group consisting of an acryloyloxy group and a methacryloyloxy group, A is selected from the group consisting of an aryl group, a heteroaryl group, an arylene group, and a heteroarylene group, and 'm' and “n” each represent 0 or 1, provided that when the “m” represents 0, the “n” represents 0.


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