US 12,146,021 B2
Curable resin composition and cured product thereof
Takayuki Hiratani, Tokyo (JP); Kyohei Wada, Tokyo (JP); Ryo Ogawa, Kanagawa (JP); and Chiaki Nishiura, Tokyo (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Oct. 31, 2023, as Appl. No. 18/498,285.
Application 18/498,285 is a continuation of application No. 17/229,026, filed on Apr. 13, 2021, granted, now 11,840,597.
Application 17/229,026 is a continuation of application No. PCT/JP2019/040699, filed on Oct. 16, 2019.
Claims priority of application No. 2018-198700 (JP), filed on Oct. 22, 2018; application No. 2019-107372 (JP), filed on Jun. 7, 2019; and application No. 2019-187963 (JP), filed on Oct. 11, 2019.
Prior Publication US 2024/0059823 A1, Feb. 22, 2024
Int. Cl. C08G 18/10 (2006.01); B29C 64/129 (2017.01); B33Y 40/20 (2020.01); B33Y 50/02 (2015.01); B33Y 70/10 (2020.01); C08F 2/50 (2006.01); C08F 220/58 (2006.01); C08G 18/67 (2006.01); C08K 9/10 (2006.01); B29K 75/00 (2006.01); B33Y 10/00 (2015.01); C08L 9/10 (2006.01); C08L 33/12 (2006.01)
CPC C08G 18/10 (2013.01) [B29C 64/129 (2017.08); B33Y 40/20 (2020.01); B33Y 50/02 (2014.12); B33Y 70/10 (2020.01); C08F 2/50 (2013.01); C08F 220/58 (2013.01); C08G 18/672 (2013.01); C08K 9/10 (2013.01); B29K 2075/00 (2013.01); B29K 2995/0017 (2013.01); B29K 2995/007 (2013.01); B33Y 10/00 (2014.12); C08K 2201/003 (2013.01); C08L 9/10 (2013.01); C08L 33/12 (2013.01); C08L 2207/53 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A curable resin composition, comprising:
a polyfunctional urethane (meth)acrylate (A);
a monofunctional radically polymerizable compound (B) having one radically polymerizable functional group in a molecule;
rubber particles (C); and
a radical polymerization initiator (D),
wherein the monofunctional radically polymerizable compound (B) includes a monofunctional acrylamide-based compound, a monofunctional styrene-based compound, a monofunctional maleimide-based compound, a monofunctional vinyl ester-based compound, a monofunctional vinyl cyanide-based compound, or a monofunctional N-vinyl-based compound, and
wherein the curable resin composition does not contain a polyfunctional radically polymerizable compound (E) other than the polyfunctional urethane (meth)acrylate (A).