固态电池技术

固态电池技术解决方案 | Solid-State Battery Technology

技术路线概览

技术路线一:聚合物(凝胶)体系

聚合物凝胶体系

聚合物凝胶体系

产业化路线:半固态/准固态

能量密度 >300Wh/kg | 安全(通过新国标测试)

聚合物单体溶解于有机溶剂,加入离子液体EMIMBF4和LiPF6,在真空条件下制成薄膜,形成柔性阻燃膜。

技术路线二:氧化物固体电解质

氧化物固体电解质

氧化物固体电解质

产业化路线:全固态

高离子导率(>10^-4 S cm^-1) | 超薄(<10μm) | 宽电化学窗口(>4.2V)

核心优势:工艺简单,易于规模化生产。

聚合物凝胶半固态电池生产工艺

电极制备

混合 涂布 烘烤 辊压 模切

装配工艺

极耳焊接 叠片 顶侧封 注液 原位固化 热压 二次密封

检测测试

氦检 容量分级

氧化物全固态电池生产工艺

电解质制备

高温熔融 淬火 冷却 退火

电极制备

浆料混合 涂布 烘烤 辊压 切割

装配工艺

极耳焊接 叠片 热压 等静压 预封 顶侧封 二次密封

检测测试

氦检 高压成型 容量分级

核心产品

高分子单体

高分子单体

氧化物电解质

氧化物电解质

凝胶电解质

凝胶电解质

半固态电芯

半固态电芯

Solid-State Battery Technology

Solid-State Battery Technology Solution

Technical Route Overview

Route 1: Polymer (Gel) System

Polymer Gel System

Polymer Gel System

Industrialization: Semi-solid / Quasi-solid

Energy Density >300Wh/kg | Safe (Pass New National Standard Tests)

Polymer monomers are dissolved in organic solvents, added with ionic liquid EMIMBF4 and LiPF6, and prepared into flexible flame-retardant films under vacuum conditions.

Route 2: Oxide Solid Electrolytes

Oxide Solid Electrolyte

Oxide Solid Electrolyte

Industrialization: All-solid-state

High ionic conductivity (>10^-4 S cm^-1) | Ultra-thin (<10μm) | Wide window (>4.2V)

Core advantage: simple process, easy for large-scale production.

Polymer Gel Semi-solid Battery Process

Electrode Preparation

Mixing Coating Baking Calendering Die-cutting

Assembly Process

Tab Welding Stacking Top&side Sealing Injection In-situ Curing Hot-pressing Secondary Sealing

Testing

Helium Leak Test Capacity Grading

Oxide All-Solid Battery Process

Electrolyte Preparation

HT-melting Quenching Cooling Annealing

Electrode Preparation

Slurry Mixing Coating Baking Calendering Cutting

Assembly Process

Tab Welding Stacking Hot Pressing Isostatic Pressing Pre-sealing Top&side Sealing Secondary Sealing

Testing

Helium Leak Test High Pressure Formation Capacity Grading

Main Products

High Molecular Monomer

High Molecular Monomer

Oxide Electrolyte

Gel Electrolyte

Gel Electrolyte

Semi-solid State Cell