HPI Separator

HPI separator has excellent comprehensive performance and is critical for controlling Li-ion battery thermal runaway.

Low heat shrinkage

High-level flame retardant

Excellent wettability

Improving Li-ion battery safety

HPI LITHIUM BATTERY DIAPHRAGM  ELECTRON MICROSCOPE

  • · Cellular pore structure
  • · High porosity
  • · Nano aperture
  • · Uniform aperture distribution
  • · No through-hole

HIGH FLAME RETARDANT GRADE

    • Sample
    • Test item
    • Unit
    • Test result
    • Test method
    • PE separator
    • Burning
    • Level
    • Not comply with VTM-0、VTM-1、VTM-2
    • UL-94
    • PP separator
    • Burning
    • Level
    • Not comply with VTM-0、VTM-1、VTM-2
    • UL-94
    • HPI separator
    • Burning
    • Level
    • VTM-0
    • UL-94
    • PE separator
    • LOI
    • %
    • 18.1 Inflammable Substance
    • GB/T2406.2-2009
    • PP separator
    • LOI
    • %
    • 18.0 Inflammable Substance
    • GB/T2406.2-2009
    • HPI separator
    • LOI
    • %
    • 36.7 Flame Retardant Material
    • GB/T2406.2-2009
  • HPI's outstanding flame retardant performance further improves the safety performance of the battery