	US 12,466,170 B2
	Gas barrier laminate
Satoshi Naganawa, Tokyo (JP); and Takumi Furuya, McKinney, TX (US)
Assigned to LINTEC CORPORATION, Tokyo (JP)
Appl. No. 18/709,622
Filed by LINTEC CORPORATION, Tokyo (JP)
PCT Filed Mar. 8, 2023, PCT No. PCT/JP2023/008770 § 371(c)(1), (2) Date May 13, 2024, PCT Pub. No. WO2023/189318, PCT Pub. Date Oct. 5, 2023.
Claims priority of application No. 2022-053952 (JP), filed on Mar. 29, 2022.
Prior Publication US 2024/0424777 A1, Dec. 26, 2024
Int. Cl. C09J 7/38 (2018.01); B32B 27/38 (2006.01)

CPC B32B 27/38 (2013.01) [C09J 7/38 (2018.01); B32B 2307/414 (2013.01); B32B 2307/51 (2013.01); B32B 2307/7246 (2013.01); B32B 2307/7376 (2023.05); Y10T 428/2809 (2015.01); Y10T 428/2848 (2015.01); Y10T 428/2852 (2015.01); Y10T 428/287 (2015.01)]

11 Claims

1. A gas barrier laminate comprising:

a base material film, a gas barrier layer, and a hardenable pressure sensitive adhesion agent layer in this order, wherein

the hardenable pressure sensitive adhesion agent layer has a post-curing storage modulus E1 at 23° C. of 2.0 GPa to 10.0 GPa, and

the hardenable pressure sensitive adhesion agent layer has a storage modulus E0 at 23° C. of from 0.01 to 10 MPa.