Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
An optical-medium constituent containing a new episulphide compound and it
Document Type and Number:
Japanese Patent JP6172414
Kind Code:
B2
Abstract:
A preferred embodiment of the present invention can provide an optical material composition that includes an episulfide compound that is represented by formula (1) and a polymerizable compound that is different from the episulfide compound that is represented by formula (1). The optical material composition makes it possible to stably and inexpensively store the polymerizable compound and to achieve an optical material that has a favorable hue and that has favorable lightfastness and transparency. (In the formula, m is an integer from 0 to 4, and n is an integer from 0 to 2.)

Inventors:
Kazari Kazono
Takashi Aoki
Application Number:
JP2017509420A
Publication Date:
August 02, 2017
Filing Date:
March 01, 2016
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
Mitsubishi Gas Chemical Co., Ltd.
International Classes:
C07D409/12; C08G75/08; G02B1/04; G02C7/02
Domestic Patent References:
JP2003226718A2003-08-12
JP2005272418A2005-10-06
JP2004027203A2004-01-29
JP2003226718A2003-08-12
JP2005272418A2005-10-06
JP2004027203A2004-01-29
Foreign References:
WO2009101867A12009-08-20
WO2013157490A12013-10-24
WO2002083763A12002-10-24
CN101630210A2010-01-20
KR20090088240A2009-08-19
WO2009101867A12009-08-20
WO2013157490A12013-10-24
WO2002083763A12002-10-24
CN101630210A2010-01-20
KR20090088240A2009-08-19
Attorney, Agent or Firm:
Hiroshi Kobayashi
Kyoei Sugiyama
Uetake Yukiko
Yasuhito Suzuki