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Patent Searching and Data


Title:
OPTICAL MATERIAL COMPOSITION AND OPTICAL MATERIAL
Document Type and Number:
WIPO Patent Application WO/2017/006919
Kind Code:
A1
Abstract:
The present invention makes it possible to provide an optical material composition containing an episulfide compound (A), a polythiol compound (B), and a photochromic compound (C). The episulfide compound (A) is preferably a compound represented by formula (1), and the polythiol compound (B) is preferably a compound represented by formula (6). (In formula (1), m represents an integer of 0 to 4, and n represents an integer of 0 to 2.) (In formula (6), n represents an integer of 4 to 20, and R1 and R2 may be the same or different and represent H, SH, C1-10 alkyl groups, or C1-10 alkylthiol groups.)

Inventors:
KINJO KOTA (JP)
YAMAMOTO YOSHIAKI (JP)
HORIKOSHI HIROSHI (JP)
Application Number:
PCT/JP2016/069827
Publication Date:
January 12, 2017
Filing Date:
July 05, 2016
Export Citation:
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Assignee:
MITSUBISHI GAS CHEMICAL CO (JP)
International Classes:
C08G75/08; C09K9/02; G02B1/04
Domestic Patent References:
WO2010010713A12010-01-28
WO2015016363A12015-02-05
Foreign References:
JP2005281527A2005-10-13
JP2009536255A2009-10-08
JP2004525240A2004-08-19
US20010047043A12001-11-29
JP5716878B12015-05-13
JP2012061665A2012-03-29
Other References:
See also references of EP 3321303A4
Attorney, Agent or Firm:
KOBAYASHI Hiroshi et al. (JP)
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