US 11,655,371 B2
Color material dispersion liquid, color resin composition, color filter, liquid crystal display device, and light-emitting display device
Masato Okada, Tokyo-to (JP); and Hiroko Amano, Tokyo-to (JP)
Assigned to DAI NIPPON PRINTING CO., LTD., Tokyo (JP)
Filed by DAI NIPPON PRINTING CO., LTD., Tokyo-to (JP)
Filed on Jun. 30, 2021, as Appl. No. 17/363,805.
Application 17/363,805 is a division of application No. 16/313,811, granted, now 11,084,934, previously published as PCT/JP2017/023255, filed on Jun. 23, 2017.
Claims priority of application No. JP2016-128169 (JP), filed on Jun. 28, 2016.
Prior Publication US 2021/0324200 A1, Oct. 21, 2021
Int. Cl. C09B 67/20 (2006.01); C08K 5/29 (2006.01); G02F 1/1335 (2006.01); H01L 27/32 (2006.01)
CPC C09B 67/0069 (2013.01) [C08K 5/29 (2013.01); G02F 1/133514 (2013.01); H01L 27/322 (2013.01)] 5 Claims
 
1. A color filter comprising at least a transparent substrate and color layers disposed on the substrate, wherein at least one of the color layers contains a compound which is represented by the following general formula (I):

OG Complex Work Unit Chemistry
where “A” is a substituent group represented by the following general formula (IV):

OG Complex Work Unit Chemistry
where R21 is an alkylene group containing 1 to 3 carbon atoms and optionally containing, as a substituent group, an alkyl group containing 1 to 4 carbon atoms or an alkoxy group containing 1 to 4 carbon atoms; each of R22 and R23 is independently an alkyl group containing 1 to 4 carbon atoms or an alkoxy group containing 1 to 4 carbon atoms; “p” is an integer of from 1 to 3; each of “q” and “r” is independently an integer of from 0 to 4; when two or more R21s are present, they may be the same or different; when two or more R22s are present, they may be the same or different; when two or more R23s are present, they may be the same or different; and when two or more “r”s are present, they may be the same or different;
each of R1, R2, R3, R4 and R5 is independently a hydrogen atom, an alkyl group optionally containing a substituent group, or an aryl group optionally containing a substituent group;
each of R6 and R7 is independently an alkyl group optionally containing a substituent group or an alkoxy group optionally containing a substituent group;
Ar1 is a divalent aromatic group optionally containing a substituent group;
Bc− is a “c”-valent anion;
“a” is 2;
“c” is an integer of 2 or more;
each of “b” and “d” is an integer of 1 or more; “e” is 0 or 1; each of “f” and “g” is an integer of from 0 to 4; each of “f+e” and “g+e” is from 0 to 4; R1s may be the same or different; R2s may be the same or different; R3s may be the same or different; R4s may be the same or different; R5s may be the same or different; R6s may be the same or different; R7s may be the same or different; Ar1s may be the same or different; “e”s may be the same or different; “f” s may be the same or different; and “g”s may be the same or different.