Title:
POLYMERIZABLE COMPOSITION FOR FORMING PROTECTIVE LAYER ON PHOTOCHROMIC ARTICLE, PHOTOCHROMIC ARTICLE AND EYEGLASSES
Document Type and Number:
WIPO Patent Application WO/2021/132049
Kind Code:
A1
Abstract:
Provided is a polymerizable composition for forming a protective layer on a photochromic article, the composition comprising one or more types of (meth)acrylate and at least 70.0 mass% of alicyclic bifunctional (meth)acrylate with respect to the total amount of the (meth)acrylate.
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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/JP2020/047320
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:
B32B27/18; B32B7/023; B32B27/30; C08F20/10; C08F220/20; C09D4/02; C09D7/48; C09K9/02; G02B5/23; G02C7/10
Domestic Patent References:
| WO2019189855A1 | 2019-10-03 | |||
| WO2003011967A1 | 2003-02-13 |
Foreign References:
| JP2016020489A | 2016-02-04 | |||
| JP2011230426A | 2011-11-17 |
Other References:
See also references of EP 4082784A4
Attorney, Agent or Firm:
SIKS & CO. (JP)
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