The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 23, 2021
Filed:
Mar. 28, 2018
Mitsui Chemicals Tohcello, Inc., Tokyo, JP;
Chikako Kouda, Sodegaura, JP;
Tatsuya Shibata, Ichihara, JP;
Kazuyuki Fukuda, Ichihara, JP;
Takashi Uchida, Chiba, JP;
Kenji Odagawa, Ichihara, JP;
Shuji Tahara, Ichihara, JP;
Shingo Suzuki, Koga, JP;
Daisuke Matoba, Utsunomiya, JP;
Yasuaki Shinkawa, Yokohama, JP;
Eiichi Moriya, Koga, JP;
Akira Nomoto, Koga, JP;
MITSUI CHEMICALS TOHCELLO, INC., Tokyo, JP;
Abstract
A barrier laminate film () of the present invention includes: a base material layer (), a stress relaxation layer (), an inorganic material layer (), and a barrier resin layer () in this order. The barrier resin layer () includes an amide cross-linked compound of a polycarboxylic acid and a polyamine, and the stress relaxation layer () includes a polyurethane-based resin having an aromatic ring structure in a main chain.