Title:
COLORING COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2022/065357
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a coloring composition by which it is possible to form a color filter excelling in UV ashing resistance. This problem is solved as a result of a coloring composition including a coloring agent, which contains a compound represented by formula (I), and an alkali-soluble resin. [In formula (I), L1 denotes a group represented by formula (ph1), A denotes a group represented by formula (ia), and B denotes a group represented by formula (ib).]
Inventors:
MANABE HITOMI (JP)
TAKAISHI YU (JP)
TSUJIUCHI SHO (JP)
TOGAI MANABU (JP)
TAKAISHI YU (JP)
TSUJIUCHI SHO (JP)
TOGAI MANABU (JP)
Application Number:
PCT/JP2021/034779
Publication Date:
March 31, 2022
Filing Date:
September 22, 2021
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO (JP)
DONGWOO FINE CHEM CO LTD (KR)
SUMIKA TECHNOLOGY CO LTD (TW)
DONGWOO FINE CHEM CO LTD (KR)
SUMIKA TECHNOLOGY CO LTD (TW)
International Classes:
C09B35/025; C08F220/06; C08F220/32; C08F222/40; C09B67/20; G02B5/20; G03F7/004
Foreign References:
| JPS60228570A | 1985-11-13 | |||
| JPS63146041A | 1988-06-18 | |||
| CN103087544A | 2013-05-08 | |||
| US20140336385A1 | 2014-11-13 | |||
| JP2015061907A | 2015-04-02 | |||
| JPH0675372A | 1994-03-18 | |||
| JPH0675373A | 1994-03-18 | |||
| JPS4838403A | 1973-06-06 | |||
| JPS62174204A | 1987-07-31 | |||
| JPH0710913A | 1995-01-13 | |||
| JP2020162452A | 2020-10-08 | |||
| JP2002179979A | 2002-06-26 |
Other References:
"Experimental Method for Polymer Synthesis", 1 March 1972, THE SOCIETY OF DYERS AND COLOURISTS
Attorney, Agent or Firm:
USFI PATENT ATTORNEYS INTERNATIONAL OFFICE (JP)
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