US 12,269,917 B2
Curable resin composition
Shota Kobayashi, Kuki (JP); Ken-ichi Tamaso, Kuki (JP); Ryo Ogawa, Kuki (JP); and Tamotsu Nagamatsu, Kuki (JP)
Assigned to ADEKA CORPORATION, Tokyo (JP)
Appl. No. 17/436,498
Filed by ADEKA CORPORATION, Tokyo (JP)
PCT Filed Mar. 27, 2020, PCT No. PCT/JP2020/013956
§ 371(c)(1), (2) Date Sep. 3, 2021,
PCT Pub. No. WO2020/196819, PCT Pub. Date Oct. 1, 2020.
Claims priority of application No. 2019-060745 (JP), filed on Mar. 27, 2019.
Prior Publication US 2022/0185946 A1, Jun. 16, 2022
Int. Cl. C08G 59/24 (2006.01); B29C 71/02 (2006.01); C08G 59/40 (2006.01); C08G 59/56 (2006.01); C08G 59/66 (2006.01); C08G 59/68 (2006.01); C08J 7/12 (2006.01)
CPC C08G 59/245 (2013.01) [C08G 59/4028 (2013.01); C08G 59/4064 (2013.01); C08G 59/56 (2013.01); C08G 59/66 (2013.01); C08G 59/68 (2013.01); C08J 7/08 (2013.01); C08J 7/123 (2013.01); C08G 2170/00 (2013.01)] 11 Claims
 
1. A curable resin composition comprising:
(A) a compound having an allyl group and an epoxy group;
(B) a thiol-based curing agent;
(C) a photoradical initiator; and
(D) at least one compound selected from the group consisting of thermally latent curing agents and curing catalysts,
wherein the compound having an allyl group and an epoxy group is an aromatic epoxy resin having an allyl group, wherein the aromatic epoxy resin is a compound represented by formula (1):

OG Complex Work Unit Chemistry
wherein m represents 0 or a positive number, Y is at least one moiety selected from the group consisting of formulae (Y-1) to (Y-3) and (Y-5) to (Y-9) below, and R1, R2, R3, and R4 each independently represent a hydrogen atom, a C1-4 alkyl group, an allyl group, or a glycidyloxy group

OG Complex Work Unit Chemistry
wherein n represents an integer from 4 to 12, R5 and R6 represent a hydrogen atom, R7 and R8 each independently represent a hydrogen atom or an unsubstituted or fluorine-substituted methyl group, and * represents a bonding site, and
wherein the component (D) is a modified amine-based curing agent comprising a polyepoxy and/or isocyanate adduct of an amine compound containing at least one active hydrogen.