Gel and preparation method and application thereof, sulfide electrolyte membrane and preparation method thereof
By using a non-polar and weakly polar solvent in the preparation of sulfide electrolyte membranes, combined with styrene block copolymers and polyolefin binders, a nanoscale byproduct layer is formed, solving the problems of air stability and mechanical properties of sulfide electrolyte membranes during wet coating, and achieving high air stability and excellent electrochemical performance.
CN121975467BActive Publication Date: 2026-07-24SVOLT ENERGY TECHNOLOGY CO LTD
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- SVOLT ENERGY TECHNOLOGY CO LTD
- Filing Date
- 2026-04-07
- Publication Date
- 2026-07-24
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Figure SMS_1
Abstract
The application relates to the technical field of batteries, in particular to a glue solution and a preparation method and application thereof, and a sulfide electrolyte film and a preparation method thereof. The glue solution comprises a binder, a non-polar solvent and a weak polar solvent; wherein the binder comprises a first polymer and a second polymer, the first polymer has a non-polar property, and the molecular chain of the second polymer has a polar structure. The sulfide electrolyte film prepared by using the glue solution has excellent electrochemical performance and high air stability.
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