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US 12,489,141 B2Granted
Packaging material for solid-state batteries and solid-state battery including the packaging material
AssigneeToppan Inc.
InventorKoji Murata
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Abstract
A packaging material for solid-state batteries according to one aspect of the present disclosure contains sulfide-based solid electrolytes, including at least a substrate layer, a barrier layer, and a sealant layer in this order, in which at least one of the layers constituting the packaging material contains a color developer that changes color when reacting with hydrogen sulfide.
Claims13
A packaging material for a solid-state battery, comprising:
- a substrate layer constituting an outer side of the packaging material,
- a barrier layer on the substrate layer, and
- a sealant layer on the barrier layer, the sealant layer being an inner side of the packaging material, wherein
- the packaging material further comprises at least one of a first adhesive layer between the substrate layer and the barrier layer, a second adhesive layer between the barrier layer and the sealant layer, and an adhesive resin layer between the barrier layer and the sealant layer, wherein
- at least one layer selected from the group consisting of the first adhesive layer, the second adhesive layer and the adhesive resin layer comprises
- a color developer whose color changes when reacting with hydrogen sulfide, and the sealant layer comprises a hydrogen sulfide absorbent, which is different from the color developer, and
- wherein the packaging material comprises the first adhesive layer between the substrate layer and the barrier layer and the first adhesive layer comprises the color developer.
4 more elements
Dependencies are inferred from the claim text.