ガスバリア性フィルム - Toppan Printing Co., Ltd.

Title:

ガスバリア性フィルム

Document Type and Number:

Japanese Patent JP6876265

Kind Code:

B2

Abstract:

PROBLEM TO BE SOLVED: To provide a gas barrier film which is excellent in gas barrier properties and suppresses deterioration of gas barrier properties caused by mechanical factors such as drawing.SOLUTION: There is provided a gas barrier film which comprises a resin substrate 1, a vapor deposition film layer 2 and a coating layer 3 provided on an opposite side to the resin substrate 1 of the vapor deposition film layer 2, wherein the coating layer 3 is a layer formed of a coating agent, the coating agent contains an aqueous polyurethane resin (A) containing an acid group-containing polyurethane resin and a polyamine compound and a water-soluble polymer (B), the mass ratio between the aqueous polyurethane resin (A) and the water-soluble polymer (B) is 85/15 to 10/90 by solid content and the coating layer 3 has a thickness of 100 nm or more.SELECTED DRAWING: Figure 1

Inventors:

Yuki Omura
Junichi Kaminaga
Sayaka Hoshi

Application Number:

JP2016197519A

Publication Date:

May 26, 2021

Filing Date:

October 05, 2016

Export Citation:

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