Title:
LAMINATE AND OPTICAL ARTICLE USING SAID LAMINATE
Document Type and Number:
WIPO Patent Application WO/2017/115874
Kind Code:
A1
Abstract:
Provided is a laminate wherein a pair of optical sheets or films formed from a polycarbonate are laminated, with a polarizing film layer and a bonding layer being interposed therebetween, said bonding layer being formed from a photochromic composition containing (I) a polyurethane urea resin and (II) a photochromic compound. This laminate has excellent photochromic characteristics, bondability, heat resistance and perspiration resistance, while exhibiting excellent adhesion to a lens base.
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Inventors:
MORI KATSUHIRO (JP)
HIRAREN TOSHIMITSU (JP)
OSHIO MANAMI (JP)
HIRAREN TOSHIMITSU (JP)
OSHIO MANAMI (JP)
Application Number:
PCT/JP2016/089226
Publication Date:
July 06, 2017
Filing Date:
December 22, 2016
Export Citation:
Assignee:
TOKUYAMA CORP (JP)
International Classes:
G02C7/10; B32B27/00; B32B27/36; B32B27/42; C08G18/10; G02B5/23; G02B5/30; G02C7/12
Foreign References:
JP4586953B2 | 2010-11-24 | |||
JP2013033131A | 2013-02-14 | |||
JPH0356571B2 | 1991-08-28 | |||
JPS63178193A | 1988-07-22 | |||
JPH01163287A | 1989-06-27 | |||
JP5037614B2 | 2012-10-03 | |||
JP2016169363A | 2016-09-23 |
Other References:
See also references of EP 3399368A4
Attorney, Agent or Firm:
OHSHIMA, Masataka (JP)
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