The objective of the present invention is to provide a hydrogen-releasing film, a composite hydrogen-releasing film and a hydrogen-releasing laminated film that are not prone to embrittlement in the usage environmental temperatures of electrochemical elements. The hydrogen-releasing film containing an alloy, wherein the alloy is a Pd—Au alloy, and the Au content in the Pd—Au alloy is 15 mol % or more.

Claims

11 · 1 independent · depth 4

11 granted claims

›1.independentA hydrogen-releasing film containing an alloy, wherein the alloy is a Pd—Au alloy consisting of Pd and Au, and the Au content in the Pd—Au alloy is 30…+10

›2.↳ 1The hydrogen-releasing film according to claim 1 , wherein the film thickness t and the film area s satisfy the following expression 1: t/s< 41.1 m −1…d2

›3.↳ 1A composite hydrogen-releasing film, comprising the hydrogen-releasing film according to claim 1 on one surface or both surfaces of a metal layer.d2

›4.↳ 1A hydrogen-releasing laminated film, comprising a support on one surface or both surfaces of the hydrogen-releasing film according to claim 1 .d2+2

›7.↳ 1A safety valve for an electrochemical element, wherein the valve is provided with the hydrogen-releasing film according to claim 1 .d2+2

›10.↳ 1A hydrogen-releasing method comprising using the hydrogen-releasing film according to claim 1 .d2+1

Classifications

11 codes

IPC · International Patent Classification

Section B — Performing operations; transporting

B01D71/36
B01D71/02
B01D71/38
B01D69/10
B01D69/12

Section C — Chemistry; metallurgy

C22C5/04

Section H — Electricity

H01M2/12
H01G9/045
H01G11/14
H01G9/12
H01M10/0525

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Pendency

4.2 y

1,516 days filing → grant

Office actions

non-final + final

Responses

1 RCE

Examiner

Wyatt P McConnell

art unit 1727 · TC 1700

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1 priority documents

›Priority documents — 1

Type	Document	Date
related publication	US 20170133648 A1	11 May 2017

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