Title:
POLYMERIZABLE COMPOSITION FOR OPTICAL ARTICLE, AND OPTICAL ARTICLE
Document Type and Number:
WIPO Patent Application WO/2021/132048
Kind Code:
A1
Abstract:
Provided is a polymerizable composition that is for an optical article and that contains a photochromic compound, an acyclic methacrylate having a molecular weight of 500 or more as component A, and a hydroxy group-containing (meth)acrylate as component B.
Inventors:
SHIMADA TAKUYA (JP)
KOBAYASHI KEI (JP)
YAMASHITA TERUO (JP)
WATANABE TSUYOSHI (JP)
KOBAYASHI KEI (JP)
YAMASHITA TERUO (JP)
WATANABE TSUYOSHI (JP)
Application Number:
PCT/JP2020/047319
Publication Date:
July 01, 2021
Filing Date:
December 18, 2020
Export Citation:
Assignee:
HOYA LENS THAILAND LTD (TH)
SHIMADA TAKUYA (JP)
KOBAYASHI KEI (JP)
YAMASHITA TERUO (JP)
WATANABE TSUYOSHI (JP)
SHIMADA TAKUYA (JP)
KOBAYASHI KEI (JP)
YAMASHITA TERUO (JP)
WATANABE TSUYOSHI (JP)
International Classes:
C08F290/06; C08F220/10; G02B5/23; G02C7/10
Domestic Patent References:
| WO2019182085A1 | 2019-09-26 | |||
| WO2019189855A1 | 2019-10-03 |
Foreign References:
| JP2012511091A | 2012-05-17 | |||
| JP4016119B2 | 2007-12-05 | |||
| US5645767A | 1997-07-08 | |||
| JP2005218994A | 2005-08-18 |
Other References:
See also references of EP 4083094A4
Attorney, Agent or Firm:
SIKS & CO. (JP)
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