US 12,227,611 B2
Composition and cured product of same
Takashi Konno, Tokyo (JP); Naritoshi Maetsu, Tokyo (JP); Jun Watanabe, Tokyo (JP); and Shintarou Hatanaka, Tokyo (JP)
Assigned to DAICEL CORPORATION, Osaka (JP)
Appl. No. 17/760,980
Filed by DAICEL CORPORATION, Osaka (JP)
PCT Filed Sep. 11, 2020, PCT No. PCT/JP2020/034443
§ 371(c)(1), (2) Date Mar. 16, 2022,
PCT Pub. No. WO2021/054256, PCT Pub. Date Mar. 25, 2021.
Claims priority of application No. 2019-168879 (JP), filed on Sep. 17, 2019.
Prior Publication US 2022/0389149 A1, Dec. 8, 2022
Int. Cl. C08G 18/46 (2006.01); C08G 18/38 (2006.01); C08G 18/42 (2006.01); C08G 18/44 (2006.01); C08G 18/61 (2006.01); C08G 18/79 (2006.01); C08G 77/46 (2006.01); C08J 7/04 (2020.01); C08L 75/06 (2006.01); C08L 85/04 (2006.01); C09D 7/20 (2018.01); C09D 7/65 (2018.01); C09D 175/06 (2006.01)
CPC C08G 18/4661 (2013.01) [C08G 18/3851 (2013.01); C08G 18/4202 (2013.01); C08G 18/4277 (2013.01); C08G 18/44 (2013.01); C08G 18/61 (2013.01); C08G 18/791 (2013.01); C08G 18/792 (2013.01); C08J 7/04 (2013.01); C08J 7/0427 (2020.01); C08L 75/06 (2013.01); C08L 85/04 (2013.01); C09D 7/20 (2018.01); C09D 7/65 (2018.01); C09D 175/06 (2013.01); C08G 77/46 (2013.01); C08J 2367/02 (2013.01); C08J 2375/06 (2013.01); C08J 2475/04 (2013.01)] 8 Claims
 
1. A composition comprising:
a polyol compound (A) and
an isocyanate compound (B),
wherein the polyol compound (A) comprises a compound (a1) having a number average molecular weight calibrated with polystyrene standards of less than 800, the compound (a1) being represented by Formula (1):

OG Complex Work Unit Chemistry
wherein in Formula (1), R1 to R3, each identical or different, are a group represented by Formula (1a):

OG Complex Work Unit Chemistry
wherein in Formula (1a), L1 and L2, each identical or different, represent an alkylene group having from 1 to 10 carbon atom(s), and m represents a number of 0 or greater, except m does not simultaneously equal 0 for R1 to R3, and the bond with the wavy line binds to a nitrogen atom in Formula (1); and
wherein the isocyanate compound (B) comprises a compound (b) represented by Formula (2):

OG Complex Work Unit Chemistry
wherein in Formula (2), L3 to L5, each identical or different, represent a hydrogen atom, an NCO group, or an alkyl group having from 1 to 10 carbon atom(s) and having a group represented by Formula (2′), except L3 to L5 do not simultaneously represent hydrogen atoms:

OG Complex Work Unit Chemistry
wherein in Formula (2′), L6 and L7, each identical or different, represent an alkylene group having from 1 to 10 carbon atom(s), and the bond with the wavy line binds to a carbon atom of the alkyl group having from 1 to 10 carbon atom(s) in L3 to L5 in Formula (2); and
wherein a content of the isocyanate compound (B) in the composition is from 40 to 140 parts by weight relative to 100 parts by weight of the polyol compound (A).