公开(公告)号：US11179922B2

公开(公告)日：2021-11-23

申请号：US16499403

申请日：2018-03-28

Applicant: MITSUI CHEMICALS TOHCELLO, INC.

Inventor： Chikako Kouda ,  Tatsuya Shibata ,  Kazuyuki Fukuda ,  Takashi Uchida ,  Kenji Odagawa ,  Shuji Tahara ,  Shingo Suzuki ,  Daisuke Matoba ,  Yasuaki Shinkawa ,  Eiichi Moriya ,  Akira Nomoto

IPC: B32B27/14 ,  B32B9/00 ,  B32B27/34 ,  B32B27/40 ,  B32B37/24

Abstract: A barrier laminate film (100) of the present invention includes: a base material layer (101), a stress relaxation layer (102), an inorganic material layer (103), and a barrier resin layer (104) in this order. The barrier resin layer (104) includes an amide cross-linked compound of a polycarboxylic acid and a polyamine, and the stress relaxation layer (102) includes a polyurethane-based resin having an aromatic ring structure in a main chain.