積層体

JP7891921B2Active Publication Date: 2026-07-17TORAY ADVANCED FILM CO LTD
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Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
TORAY ADVANCED FILM CO LTD
Filing Date
2022-03-31
Publication Date
2026-07-17

AI Technical Summary

Benefits of technology

【0008】 本発明によれば、生産性が高くかつ薄膜な構成でもガスバリア性を少ないばらつきで発現する積層体および積層体の製造方法を提供することができる。

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

This laminate has an A layer on at least one side of a substrate, wherein: the A layer contains at least aluminum (Al) and oxygen (O); and when a site corresponding to 5.0-25.0%, a site corresponding to 40.0-60.0%, and a site corresponding to 75.0-95.0%, in terms of length in the A layer in a depth direction, are defined as an X part, a Y part, and a Z part, respectively, there are sites having a different composition ratio O / Al of the oxygen (O) to the aluminum (Al).　Provided are: a laminate having high productivity and exhibiting gas barrier properties with a small variation in spite of having a thin-film configuration; and a method for manufacturing a laminate.
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