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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.:

US 10752708 B1

PDFFull Text
Date of Patent:
Aug. 25, 2020

Filed:

Sep. 28, 2018

Curable composition, cured product and optical member

Applicants:

Nikon Corporation, Tokyo, JP;

Essilor International, Charenton-le-Pont, FR;

Inventors:

Hideki Obara, Kawasaki, JP;

Toshiaki Murai, Gifu, JP;

Guillaume Cantagrel, Kuki, JP;

Assignees:

NIKON CORPORATION, Tokyo, JP;

ESSILOR INTERNATIONAL, Charenton-le-Pont, FR;

Attorney:

Oliff PLC

Primary Examiner:

Fred M Teskin

Int. Cl.
CPC ...
C08F 12/30 (2006.01); C08F 12/32 (2006.01); C08F 12/24 (2006.01); C08K 3/00 (2018.01); C08L 33/14 (2006.01); C08F 12/34 (2006.01); C08F 212/14 (2006.01); C08F 212/36 (2006.01); C07C 323/16 (2006.01); C09D 133/14 (2006.01); C07C 323/12 (2006.01); C07C 323/17 (2006.01); C08F 12/36 (2006.01); C08F 20/38 (2006.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
C08F 12/30 (2013.01); C07C 323/12 (2013.01); C07C 323/16 (2013.01); C07C 323/17 (2013.01); C08F 12/24 (2013.01); C08F 12/32 (2013.01); C08F 12/34 (2013.01); C08F 12/36 (2013.01); C08F 20/38 (2013.01); C08F 212/14 (2013.01); C08F 212/36 (2013.01); C08K 3/00 (2013.01); C08L 33/14 (2013.01); C09D 133/14 (2013.01); G02B 1/04 (2013.01); C07C 2603/74 (2017.05);
Abstract

A curable composition capable of manufacturing a cured product having a high refractive index is provided. The curable composition contains a polymerizable compound represented by formula (1) and inorganic particles. In formula (1), Lrepresents a divalent linking group, and the divalent linking group includes at least one of a divalent aromatic group, a divalent polycyclic aliphatic group and an alkylene group having an aromatic group, Ar represents an aromatic group, and R represents an aromatic group optionally having one or more substituents or a polycyclic aliphatic group optionally having one or more substituents.

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