US 11,774,852 B2
Photosensitive resin composition and display device
Jun Bae, Cheonan (KR); Chang Min Lee, Cheonan (KR); Jun Ki Kim, Cheonan (KR); Jae Hyun Lim, Cheonan (KR); and Soung Yun Mun, Cheonan (KR)
Assigned to Duk San Neolux Co., Ltd.
Filed by Duk San Neolux Co., Ltd, Cheonan-si (KR)
Filed on Nov. 24, 2020, as Appl. No. 17/102,606.
Claims priority of application No. 10-2019-0156099 (KR), filed on Nov. 28, 2019.
Prior Publication US 2021/0165320 A1, Jun. 3, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. C08G 63/676 (2006.01); C08G 63/695 (2006.01); G03F 7/00 (2006.01); G03F 7/032 (2006.01); G03F 7/075 (2006.01); G03F 7/037 (2006.01); H10K 59/122 (2023.01)
CPC G03F 7/032 (2013.01) [C08G 63/676 (2013.01); C08G 63/6958 (2013.01); G03F 7/0007 (2013.01); G03F 7/037 (2013.01); G03F 7/0758 (2013.01); H10K 59/122 (2023.02)] 12 Claims
OG exemplary drawing
 
1. A photosensitive resin composition comprising: (A) two or more kinds of cardo binders containing a repeating unit represented by Formula 1 below and having different molecular weights; (B) a reactive unsaturated compound; (C) a pigment; (D) an initiator; and (E) a solvent:

OG Complex Work Unit Chemistry
1) “*” indicates a portion where a bond is linked to the repeating unit;
2) R1 and R2 are each independently selected from the group consisting of deuterium, a halogen group, a C6-C60 aryl group, a C2-C60 heterocyclic group containing at least one heteroatom of O, N, S, Si, and P, a fused ring group of a C3-C60 aliphatic ring and a C6-C60 aromatic ring, a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, a C1-C60 alkoxyl group, and a C6-C30 aryloxy group;
3) R3 to R6 are each independently selected from the group consisting of hydrogen, deuterium, a halogen group, a C6-C60 aryl group, a C2-C60 heterocyclic group containing at least one heteroatom of O, N, S, Si, and P, a fused ring group of a C3-C60 aliphatic ring and a C6-C60 aromatic ring, a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, a C1-C60 alkoxyl group, and a C6-C30 aryloxy group;
4) R7 is selected from the group consisting of hydrogen, deuterium, a C1-C60 alkyl group, a C2-C60 alkenyl group, an acrylic group, and a methacrylic group;
5) M and n are each independently an integer of 0 to 4, wherein adjacent R's may be linked to each other to form a monocyclic or polycyclic ring when m is 2 or greater, and Res may be linked to each other to form a monocyclic or polycyclic ring when n is 2 or greater;
6) X2 is an acid anhydride residue or acid dianhydride residue;
7) X1 is represented by Formula 2 below;
8) Y1 and Y2 are each independently selected from the group consisting of hydrogen, deuterium, Formula 3 below; and Formula 4 below;

OG Complex Work Unit Chemistry
9) R8 and R9 are each independently selected from the group consisting of deuterium, a halogen group, a C6-C60 aryl group, a C2-C60 heterocyclic group containing at least one heteroatom of O, N, S, Si, and P, a fused ring group of a C3-C60 aliphatic ring and a C6-C60 aromatic ring, a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, a C1-C60 alkoxyl group, and a C2-C60 alkenyl group;
10) o and p are each independently an integer of 0 to 4, wherein adjacent R8's may be linked to each other to form a monocyclic or polycyclic ring when o is 2 or greater; and R9's may be linked to each other to form a monocyclic or polycyclic ring when p is 2 or greater;

OG Complex Work Unit Chemistry
11) L1 to L3 are each independently selected from the group consisting of a single bond, a C1-C60 alkylene group, and a C6-C60 arylene group;
12) R10 to R12 are each independently selected from the group consisting of hydrogen, deuterium, a halogen group, a C6-C60 aryl group, a C2-C60 heterocyclic group containing at least one heteroatom of O, N, S, Si, and P, a fused ring group of a C3-C60 aliphatic ring and a C6-C60 aromatic ring, a C1-C60 alkyl group, and a C1-C60 alkoxyl group;
13) R13 is either a methyl group or an ethyl group;
14) R14 is either a methoxy group or an ethoxy group;
15) Z1 is S or O; and
16) q and r are each independently an integer of 0 to 3, and q+r=3.