UIP ポリイミドパウダー

UBE provides polyimide powders which have excellent heat-resistance
and excellent chemical resistance.

Characteristics of UIP Shapes

Item Unit UIP-R
Shape
UIP-S
Shape
UIP-SA
Shape
Measurement
Method
Specific gravity - 1.39 1.47 1.48 ASTM D-792
Water absorption % 0.46
(48 hr)
0.12
(48 hr)
0.03
(24 hr)
ASTM D-570
Tensile strength MPa 120 80 110 ASTM D-638
Elongation % 5 2 4 ASTM D-638
Flexural strength MPa 160 100 140 ASTM D-790
Flexural modulus GPa 4.2 8.0 7.5 ASTM D-790
Izod Impact
(notched)
J/m 75 22 20 ASTM D-256
Rockwell hardness M scale 114 113 115 ASTM D-785
Heat distortion temp.
(1.82 MPa)
°C 360 500 470 ASTM D-648
Coefficient of
thermal expansion
ppm/°C 55
(20-250°C)
37
(20-250°C)
35
(25-450°C)
ASTM D-233
Tabar abrasion loss mg/1000 cycle 15 - 20 ASTM D-1044
Limiting PV value MPa·m/sec 1.7 2.2 - S45C,0.5m/s

Position and Features

Features Polyimide shape from UIP

  • Super high heat resistance
  • Low outgas
  • Good processability
  • Low particles

Heat Distortion Temperature vs Flexural Modulus

Heat Distortion Temperature vs Flexural Modulus

Process Flow of UIP Shapes

UIP can make you to lead into wide spreaded various application field

Process Flow of UIP Shapes

Application Example

Electronics

Micro-switch
Guide piece
Bearing
Center pin
Vacuum pad

Automotive

Friction pad
Valve seat
Bushing
Trust washer
Bearing retainer

Machine

Bearing sleeve
Roller bushing
Vane
Piston ring

Aerospace

Seal ring
Piston ring
Gear
Locknut insert