Polyimide Solid-state Battery Isolation Film PIP40 Lithium-ion Battery High Temperature Resistant Thermally Stable Ternary 811 Material

Product Overview​​

Xwell's PIP40 polyimide separator is an advanced high-temperature membrane engineered for next-generation solid-state batteries. Featuring a unique 3D microporous structure and exceptional thermal stability (up to 530°C), this yellow film provides critical safety and performance advantages for cutting-edge battery research and development.

Key Specifications​​

Material Advantages​​

1. ​​Unmatched Thermal Safety​​

   • Withstands extreme temperatures (-160°C to 350°C operational)
   • No melting point observed (decomposition at 530°C)

2. ​​Structural Integrity​​

   • 3D fiber network provides rigid mechanical support
   • Maintains dimensional stability with gel electrolytes

3. ​​Optimized Performance​​

   • Adjustable pore structure for different battery systems
   • Superior electrolyte retention (>80% absorption)

4. ​​Safety Assurance​​

   • Prevents thermal runaway in abuse conditions (needle penetration, impact)
   • Non-flammable composition

Applications​​

• ​​Solid-State Battery Prototyping​​
• ​​High-Temperature Battery Systems​​
• ​​Safety-Critical Energy Storage​

GUANGDONG XWELL TECHNOLOGY CO., LTD. is a high-tech enterprise specializing in intelligent equipment design, production and sales, providing mechanical engineering technology design and consulting services, electronic engineering design and consulting services. XWELL's core team was established in 2010 and officially established in June 2014. XWELL relies on South China University of Technology(SCUT), and the core team is composed of several doctors and masters from SCUT.

XWELL's main products are battery production line machines, such as spot welding machine, battery sorting machine, battery sticking machine, battery capacity grading machine, battery charge and discharge aging machine, battery general testing machine, and so on. The main application areas are new energy lithium batteries, automobiles and other industries, Especially in the fields of new energy, automotive wiring welding and other fields, XWELL has accumulated rich engineering experience and mastered a full set of core technologies, and can provide customers with a complete set of services from technology to equipment, helping customers to establish efficient and reliable production lines in the shortest time .