Title:
CHROMENE COMPOUND, CURABLE COMPOSITION COMPRISING SAME, AND OPTICAL ARTICLE COMPRISING CURED PRODUCT FORMED OF CURABLE COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2019/013249
Kind Code:
A1
Abstract:
A chromene compound showing a reduced matrix dependency and having at least one indenonaphthopyran structure which carries a group forming a spiro ring together with the carbon atom at the 13-position, wherein the indenonaphthopyran structure further has an oligomer chain group selected from among a polyalkylene oxide oligomer chain group and a polyester oligomer chain group each having three or more repeating units. Preferably, a chromene compound represented by formula (1) which has at least one of the aforesaid oligomer chain groups per molecule [in formula (1): R1 and R2 represent a group optionally having an oligomer chain group; ring Z attached to the carbon atom at the 13-position in the chromene compound is a spiro ring group; and R3 and R4 represent an aryl or heteroaryl group optionally having an oligomer chain group].
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Inventors:
MIYAZAKI MASAYUKI (JP)
TAKENAKA JUNJI (JP)
TAKENAKA JUNJI (JP)
Application Number:
PCT/JP2018/026175
Publication Date:
January 17, 2019
Filing Date:
July 11, 2018
Export Citation:
Assignee:
TOKUYAMA CORP (JP)
International Classes:
C07D311/96; C07D497/10; C08G65/32; C08K5/1545; C08L101/00; C09K9/02; G02B1/04
Domestic Patent References:
WO2012176918A1 | 2012-12-27 | |||
WO2012121414A1 | 2012-09-13 | |||
WO2011034202A1 | 2011-03-24 | |||
WO2004041961A1 | 2004-05-21 | |||
WO2000015630A1 | 2000-03-23 | |||
WO2009146509A1 | 2009-12-10 | |||
WO2012149599A1 | 2012-11-08 | |||
WO2012162725A1 | 2012-12-06 | |||
WO2001060881A2 | 2001-08-23 | |||
WO2005028465A1 | 2005-03-31 |
Foreign References:
JP2008273848A | 2008-11-13 | |||
JP2002524559A | 2002-08-06 |
Other References:
See also references of EP 3653615A4
Attorney, Agent or Firm:
OHSHIMA Masataka (JP)
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