Materials Science
固体聚合物电解质
Solid polymer electrolyteA solid polymer electrolyte (SPE) is a solid-state electrolyte consisting of a polymer matrix and a dissolved or dispersed lithium salt. It functions as a medium for ion transport, typically used in lithium-ion batteries to replace liquid electrolytes. / 固体聚合物电解质（SPE）是一种固态电解质，由聚合物基体和溶解或分散的锂盐组成。它作为离子传输介质，通常用于锂离子电池中以替代液体电解质。
- Knowledge type
- 物理设备
- First proposed or discovered
- Proposer
- Turkey Farm member
- Creator
- 农场主
- Last updated
- 2026-11-15 20:05:27
Sub-knowledge points
Polyethylene oxide (PEO) based electrolytesPolyacrylonitrile (PAN) based electrolytesPoly(methyl methacrylate) (PMMA) based electrolytes
Higher-order knowledge points
Lithium-ion Battery / 工艺技术Solid-state battery
Main parameters and performance indicators
Polymer matrix: Provides mechanical stability and ion transport pathways.Lithium salt: Provides mobile lithium ions (e.g., LiTFSI).Conductivity: Typically in the range of 10^-4 to 10^-3 S/cm at room temperature.
Open problems
Low ionic conductivity at room temperature.Poor mechanical strength compared to inorganic ceramics.Interfacial instability with electrodes.
Related literature
ranked by community starsLiquid-solid combinatorial approach for the synthesis of Li6.25Al0.25La3Zr2O12 and fabrication of high-performance polymer composite electrolytesOpen source
Related products and links
Polymer composite electrolytes
Creation and modification trail
1 recordsRecord title: Solid polymer electrolyte.
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