IP Library › Granted Patent US 10,615,451
Granted Patent B2
US 10,615,451 · App. 16/277,027 · Granted Apr 7, 2020

Electrolyte battery, and electronic apparatus

Inventors: Hitoshi Yamamoto (Chino, JP); Tomofumi Yokoyama (Matsumoto, JP)
Assignee: SEIKO EPSON CORPORATION
H01M10/0525H01M10/049H01M10/0562H01M2300/0088
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Quick Facts
Patent No.
US 10,615,451
App. No.
16/277,027
Granted
Apr 7, 2020
Kind
B2
Abstract

An electrolyte according to the invention includes a crystalline first electrolyte portion which contains a lithium composite metal oxide represented by the compositional formula (1). (Li 7−3x Ga x )(La 3−y Nd y )Zr 2 O 12   (1) In the formula, x and y satisfy the following formulae: 0.1≤x≤1.0 and 0.01≤y≤0.2.

Claims (19)

1. An electrolyte, comprising a crystalline first electrolyte portion which contains a lithium composite metal oxide represented by the following compositional formula (1):

(Li 7−3x Ga x )(La 3−y Nd y )Zr 2 O 12   (1)

(wherein x and y satisfy the following formulae: 0.1≤x≤1.0 and 0.01≤y≤0.2).

2. The electrolyte according to claim 1 , further comprising an amorphous second electrolyte portion which contains Li and is in contact with the first electrolyte portion.

3. The electrolyte according to claim 2 , wherein the second electrolyte portion contains Li, B, and O.

4. A battery, comprising:

a composite body which includes the electrolyte according to claim 1 and an active material;

an electrode which is provided on one face of the composite body; and

a current collector which is provided on the other face of the composite body.

5. A battery, comprising:

a composite body which includes the electrolyte according to claim 2 and an active material;

an electrode on one face of the composite body; and

a current collector on the other face of the composite body.

6. A battery, comprising:

a composite body which includes the electrolyte according to claim 3 and an active material;

an electrode on one face of the composite body; and

a current collector on the other face of the composite body.

7. The battery according to claim 6 , wherein the active material is a positive electrode active material containing Li.

8. An electronic apparatus, comprising the battery according to claim 7 .

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 15, 2019
From: YAMAMOTO, HITOSHI; YOKOYAMA, TOMOFUMI
To: SEIKO EPSON CORPORATION
Reel/Frame 048344/0679 →
Priority Claims (1)
JP 2018-026674 · Feb 19, 2018 · national
Continuity (1)
Related Publication 20190260068A1 · Aug 22, 2019
Cited By (1)
US 12,700,588