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:
Oct. 02, 2018

Filed:

Jun. 16, 2015
Applicant:

Toray Industries, Inc., Tokyo, JP;

Inventors:

Tomohiro Kato, Otsu, JP;

Kazuhiko Fujisawa, Otsu, JP;

Masataka Nakamura, Otsu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 230/08 (2006.01); G02B 1/04 (2006.01); A61L 27/18 (2006.01); A61L 27/52 (2006.01); C08F 20/26 (2006.01);
U.S. Cl.
CPC ...
C08F 230/08 (2013.01); A61L 27/18 (2013.01); A61L 27/52 (2013.01); C08F 20/26 (2013.01); G02B 1/043 (2013.01); A61L 2430/16 (2013.01);
Abstract

In order to provide a silicone hydrogel which has high uniformity in polymerization rates of polymerization components used for copolymerization, excellent mechanical characteristics, excellent optical characteristics and good shape recoverability and in order to also provide various medical devices and ocular lenses having an excellent balance among elasticity, wettability and transparency, the present invention provides a silicone hydrogel which has a repeating unit derived from a monofunctional linear silicone (meth)acrylate and a repeating unit derived from a hydrophilic (meth)acrylate, and wherein the content of the repeating units derived from (meth)acrylates is more than 80% by mass.


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