Properties of Hylimide^®STPI370 Corlorless Polyimide Size&Film

Project

Property

Test Condition

Property Index

Unit

Testing Standard

Size Property

Viscosity

23℃

5000-15000

mPa·s

GB-T1723-1993

Solid Content

-

18±1

%

-

Density

23℃

1.08-1.11

g/cm3

ISO 1183

Film

Property

Density

23℃

1.32

g/cm3

ISO 1183

Transmission

550nm/12.5μm

86-88

%

ASTM D1003

UV Cutoff Wavelength

-

375

nm

-

Tensile Strength

50 mm/min

103

MPa

ISO 527

Stretch Elongation

50 mm/min

4.3

%

ISO 527

Tensile Modulus

1 mm/min

3.36

GPa

ISO 527

Coefficient of Thermal Expansion

73.9℃-309.3℃

9.867

×10^-6/℃

ISO 11359

Glass-transition Temperature

400℃,N_2,120 K/h

370

℃

ISO 11357

Decomposition Temperature

5%, 120 K/h

555

℃

ISO 306

Flame Retardant Grade

Vertical Burning TEST

VTM-0

UL-94