US 12,216,405 B2
Photosensitive resin composition, photosensitive resin film, photosensitive dry film, patterning process, and light emitting device
Hitoshi Maruyama, Annaka (JP); and Tamotsu Oowada, Yokohama (JP)
Assigned to SHIN-ETSU CHEMICAL CO., LTD., Tokyo (JP)
Appl. No. 17/778,203
Filed by SHIN-ETSU CHEMICAL CO., LTD., Tokyo (JP)
PCT Filed Nov. 12, 2020, PCT No. PCT/JP2020/042168
§ 371(c)(1), (2) Date May 19, 2022,
PCT Pub. No. WO2021/111834, PCT Pub. Date Jun. 10, 2021.
Claims priority of application No. 2019-219018 (JP), filed on Dec. 3, 2019.
Prior Publication US 2023/0030194 A1, Feb. 2, 2023
Int. Cl. G03F 7/075 (2006.01); C08G 77/20 (2006.01); G03F 7/004 (2006.01); G03F 7/038 (2006.01); G03F 7/105 (2006.01); G03F 7/40 (2006.01)
CPC G03F 7/0757 (2013.01) [C08G 77/20 (2013.01); G03F 7/0047 (2013.01); G03F 7/105 (2013.01); G03F 7/40 (2013.01)] 19 Claims
 
1. A photosensitive resin composition comprising:
(A) an acid-crosslinkable group-containing silicone resin;
(B) a photo-acid generator; and
(C) quantum dot particles,
wherein,
the component (A) comprises a silicone resin containing a repeating unit represented by any of the following formulae (A1) to (A6),

OG Complex Work Unit Chemistry
wherein R1 to R4 each independently represent a monovalent hydrocarbon group having 1 to 20 carbon atoms optionally containing a heteroatom; each “m” independently represents an integer of 1 to 600, and when “m” is an integer of 2 or more, R3's are identical to or different from one another, and R4's are identical to or different from one another; “a”, “b”, “c”, “d”, “e”, and “f”' represent numbers satisfying 0≤a≤1, 0 ≤b≤1, 0≤c≤1,0≤d≤1,0≤e≤1,0≤f≤1, 0<c+d+e+f≤1, and a+b+c+d+e+f=1; each X1 represents a divalent group shown by the following formula (X1); each X2 represents a divalent group shown by the following formula (X2); and each X3 represents a divalent group shown by the following formula (X3),

OG Complex Work Unit Chemistry
wherein R11 to R14 each independently represent a monovalent hydrocarbon group having 1 to 20 carbon atoms optionally containing a heteroatom; “p” represents an integer of 1 to 600, and when “p” is an integer of 2 or more, R13's are identical to or different from one another, and R14's are identical to or different from one another; R15 and R16 each independently represent a hydrogen atom or a methyl group; and each “x” independently represents an integer of 0 to 7,

OG Complex Work Unit Chemistry
wherein Y1 represents a single bond, a methylene group, a propane-2,2-diyl group, a 1,1,1,3,3,3-hexafluoropropane-2,2-diyl group, or a fluorene-9,9-diyl group; R21 and R22 each independently represent an alkyl or alkoxy group having 1 to 4 carbon atoms; “g” and “h” each independently represent 0, 1, or 2, when “g” is 2, R21's are identical to or different from one another, and when “h” is 2, R22's are identical to or different from one another; R23 and R24 each independently represent a hydrogen atom or a methyl group; and each “y” independently represents an integer of 0 to 7, and

OG Complex Work Unit Chemistry
wherein R31 and R32 each independently represent a hydrogen atom or a methyl group; each “z” independently represents an integer of 0 to 7; and R33 represents a monovalent hydrocarbon group having 1 to 8 carbon atoms optionally containing an ester bond or an ether bond, or a monovalent group shown by the following formula (X3-1),

OG Complex Work Unit Chemistry
wherein R34 represents a divalent hydrocarbon group having 1 to 8 carbon atoms optionally containing an ester bond or an ether bond.