公开(公告)号：US20230250318A1

公开(公告)日：2023-08-10

申请号：US18300000

申请日：2023-04-13

Applicant: TOPPAN INC.

Inventor： Kosuke SHIMIZU ,  Masafumi HORIUCHI ,  Satoru OKUYAMA ,  Machiko MORITA

IPC: C09J11/04 ,  C09J175/04 ,  B65D65/40 ,  B65D75/00 ,  B65D75/26 ,  B32B7/12 ,  B32B27/34 ,  B32B37/12 ,  B32B27/36 ,  B32B27/16 ,  B32B27/32 ,  B32B27/08

CPC classification number: C09J11/04 ,  C09J175/04 ,  B65D65/40 ,  B65D75/008 ,  B65D75/26 ,  B32B7/12 ,  B32B27/34 ,  B32B37/1284 ,  B32B27/36 ,  B32B27/16 ,  B32B27/32 ,  B32B27/08 ,  C09J2477/006 ,  C08K2003/2296

Abstract: A laminated film includes, in the following order, a predetermined layer, an adhesive layer containing an adhesive component and polyvalent metal particles or polyvalent metal compound particles mixed with the adhesive component, and a sealant layer laminated, in which a ratio of a maximum diameter of aggregates formed of the polyvalent metal particles or the polyvalent metal compound particles to a minimum diameter of the aggregates is 14.0 times or less.