Photosensitive resin composition, photosensitive resin film using same, color filter, and display device
Provided are: a photosensitive resin composition including a dye containing a mixture of (A-1) a compound represented by a particular chemical formula and a shell surrounding same, (A-2) a compound represented by another particular chemical formula and a shell surrounding same, and (A-3) a compound represented by still another particular chemical formula and a shell surrounding same; a photosensitive resin film prepared using the composition; a color filter including the photosensitive resin film; and a display device including the color filter.
1 . A photosensitive resin composition comprising a dye containing a mixture of:
(A-1) a compound represented by Chemical Formula 1 and a shell surrounding it,
(A-2) a compound represented by Chemical Formula 2 and a shell surrounding it, and
(A-3) a compound represented by Chemical Formula 3 and a shell surrounding it:
wherein, in Chemical Formula 1 to Chemical Formula 3,
R 1 to R 3 are each a substituted or unsubstituted C1 to C20 alkyl group, a substituted or unsubstituted C3 to C20 cycloalkyl group, or a substituted or unsubstituted C6 to C20 aryl group,
each R 1 is the same as each other R 1 and different from each R 2 and each R 3 ,
each R 2 is the same as each other R 2 and different from each R 1 and each R 3 , and
each R 3 is the same as each other R 3 and different from each R 1 and each R 2 .
2 . The photosensitive resin composition of claim 1 , wherein
R 1 is a substituted or unsubstituted C6 to C20 aryl group, and
R 2 and R 3 are each independently a substituted or unsubstituted C1 to C20 alkyl group or a substituted or unsubstituted C3 to C20 cycloalkyl group, provided that R 2 and R 3 are each different from each other.
3 . The photosensitive resin composition of claim 1 , wherein R 1 is a C6 to C20 aryl group substituted with a C1 to C10 alkyl group.
4 . The photosensitive resin composition of claim 1 , wherein
R 2 and R 3 are each independently a C1 to C20 alkyl group substituted with a C1 to C10 alkyl group and/or a C1 to C10 alkoxy group, and
R 2 and R 3 are each different from each other.
5 . The photosensitive resin composition of claim 1 , wherein in the mixture, the compound represented by Chemical Formula 1 and the compound represented by Chemical Formula 3 are each included in the same amount.
6 . The photosensitive resin composition of claim 5 , wherein in the mixture, the compound represented by Chemical Formula 2 is included in an amount greater than the compound represented by Chemical Formula 1.
7 . The photosensitive resin composition of claim 5 , wherein in the mixture, the compound represented by Chemical Formula 2 is included in an amount greater than the compound represented by Chemical Formula 3.
8 . The photosensitive resin composition of claim 5 , wherein the mixture includes the compound represented by Chemical Formula 1, the compound represented by Chemical Formula 2, and the compound represented by Chemical Formula 3 in a weight ratio of 1:2:1.
9 . The photosensitive resin composition of claim 1 , wherein the compound represented by Chemical Formula 1 is represented by any one of Chemical Formula 1-1 to Chemical Formula 1-3:
10 . The photosensitive resin composition of claim 1 , wherein the compound represented by Chemical Formula 2 is represented by any one of Chemical Formula 2-1 to Chemical Formula 2-7:
11 . The photosensitive resin composition of claim 1 , wherein the compound represented by Chemical Formula 3 is represented by any one of Chemical Formula 3-1 to Chemical Formula 3-4:
12 . The photosensitive resin composition of claim 1 , wherein the shell is represented by Chemical Formula 4 or Chemical Formula 5:
wherein, in Chemical Formula 4 and Chemical Formula 5,
L a to L d are each independently a single bond or a substituted or unsubstituted C1 to C10 alkylene group.
13 . The photosensitive resin composition of claim 12 , wherein L a to L d are each independently a substituted or unsubstituted C1 to C10 alkylene group.
14 . The photosensitive resin composition of claim 12 , wherein the shell is represented by Chemical Formula 4-1 or Chemical Formula 5-1:
15 . The photosensitive resin composition of claim 14 , wherein the shell has a cage width of 6.5 Å to 7.5 Å.
16 . The photosensitive resin composition of claim 1 , wherein
the compound represented by Chemical Formula 1, the compound represented by Chemical Formula 2, and the compound represented by Chemical Formula 3 each independently have a length of 1 nm to 3 nm.
17 . The photosensitive resin composition of claim 1 , wherein
the photosensitive resin composition further includes a binder resin, a photopolymerizable monomer, a photopolymerization initiator, and a solvent.
18 . The photosensitive resin composition of claim 17 , wherein the photosensitive resin composition further includes malonic acid; 3-amino-1,2-propanediol; a silane-based coupling agent; a leveling agent; a fluorine-based surfactant; a radical polymerization initiator; or a combination thereof.
19 . A photosensitive resin film manufactured by using the photosensitive resin composition of claim 1 .
20 . A color filter comprising the photosensitive resin film of claim 19 .
21 . A display device comprising the color filter of claim 20 .