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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 9574106 B1

PDFFull Text
Expired
Date of Patent:
Feb. 21, 2017

Filed:

Sep. 25, 2012

Optical element material and method for producing same

Applicant:

Maruzen Petrochemical Co., Ltd., Chuo-ku, JP;

Inventors:

Yoshihisa Hayashida, Ichihara, JP;

Takuro Satsuka, Ichihara, JP;

Teruyo Ikeda, Ichihara, JP;

Assignee:

MARUZEN PETROCHEMICAL CO., LTD., Chuo-ku, JP;

Attorney:

Oblon, McClelland, Maier & Neustadt, L.L.P.

Primary Examiner:

Aaron Austin

Assistant Examiner:

Michael Zhang

Int. Cl.
CPC ...
C09D 139/04 (2006.01); G02B 1/12 (2006.01); G02B 1/10 (2015.01); C08F 2/50 (2006.01); C08F 226/12 (2006.01); G02B 1/04 (2006.01); C08F 222/10 (2006.01);
U.S. Cl.
CPC ...
C09D 139/04 (2013.01); C08F 2/50 (2013.01); C08F 222/1006 (2013.01); C08F 226/12 (2013.01); G02B 1/04 (2013.01); G02B 1/10 (2013.01); G02B 1/12 (2013.01);
Abstract

An optical element material which is obtained by curing a resin composition for photoimprinting containing a photocurable monomer (A) of the formula (1) and a photocurable monomer (B) of the formula (2) in a weight ratio of from 30/70 to 87/13, and containing a photopolymerization initiator (C) in a content of from 0.01 to 30 parts by weight per 100 parts by weight of the total weight of the monomer (A) and the monomer (B), and which has a shrinkage on curing of at most 4.5%, and a method for producing it:

Find Patent Forward Citations

Hayashida, Yoshihisa. (2017). Optical element material and method for producing same (U.S. Patent No. 9574106). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9574106

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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