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:
Mar. 18, 2025
Filed:
Jun. 05, 2019
Dai Nippon Printing Co., Ltd., Tokyo, JP;
Satoshi Shioda, Tokyo, JP;
Hidenari Kanetaka, Tokyo, JP;
Kenta Konishi, Tokyo, JP;
Masanori Sawada, Tokyo, JP;
Ryunosuke Shiota, Tokyo, JP;
Yoshihiro Kishimoto, Tokyo, JP;
Ai Okano, Tokyo, JP;
DAI NIPPON PRINTING CO., LTD., Tokyo, JP;
Abstract
Provided is a barrier film which is less likely to undergo deterioration of gas barrier properties even after the Gelbo Flex test. The barrier film according to the present invention includes a barrier coat layer, an inorganic oxide vapor deposition layer, and a substrate layer in this order, the barrier coat layer being a cured film of a barrier coat composition containing: a hydrolyzed product of an alkoxysilane represented by the following General Formula (I): Si(OR). . . (I), wherein Rrepresents an organic functional group; a water-soluble polymer; and a hydrolyzed product of a silane coupling agent represented by the following General Formula (II): RSi(OR). . . (II), wherein Rand Reach independently represent an organic functional group, and n is 2 or 3.