Polyimide Product Brief Introduction

High strength and high modulus polyimide filament products developed by Bannor company have excellent mechanical properties, while maintaining the inherent flame retardant, high temperature carbonization instead of melt, very low combustion flew gas and almost non-toxic, high and low temperature resistance, radiation resistance, chemical resistance, good dimensional stability, good interface combination and other characteristics.

The products are mainly used in aerospace, structural materials, electrical and electronic, special cables and other fields.

Polyimide Filament and Spun Yarn

Polyimide Product Advantages

Mechanical properties

Comparison of mechanical indexes between Bannor fiber, Vectran and PPTA

Aging resistance

Comparison ofaging resistance between Bannor fiber and other high performance fiber:	Comparative analysis of irradiation resistance between Bannor fiber and other fiber: (Electron microscopy analysis of Lamp Aging Performance):
Comparison of irradiation resistance between Polyimide fiber and para aramid fiber:

Thermal stability

Polyimide fiber heat resistance test:Glass transition temperature 330℃，5% thermal weight loss at 550℃	Stength retention of several high performance fibers at different heat treatment temperatures:

Dimensional stability	Material interface bonding properties
Polyimide fiber has excellent dimensional stability:	Polyimide fiber has excellent interface bonding properties:
Shrinkage behavior of Polyimide and Kevlar 49 fiber during heat treatment.(Test conditions:tension 0.01n;Heating rate5C/min;Nitrogen)

 Polyimide Serious Product Applications 

• High performance aerostat

• Optical cable reinforcementand

• Special cable

• Marine nonmetallic pipes

• High performance cable sheath

• Functional structure integrated composite materials