MatWeb, The Online Materials Database

Bayer MaterialScience Desmopan® 453 Urethane Thermoplastic Elastomer

Subcategory: Elastomer, TPE; Polymer; Polyurethane, TP; Thermoplastic

Key Words: TPU

Material Notes:
Key Features:

• Unfilled

Suitable processing methods:

• Injection molding

Information provided by Bayer Polymers.

Physical Properties	Metric	English	Comments
Density	1.22 g/cc	0.0441 lb/in³
Mechanical Properties
Tensile Strength, Yield	12 MPa	1740 psi	Stress at 50% Strain
Elongation at Break	Min 50 %	Min 50 %
Electrical Properties
Volume Resistivity	2.3e+012 ohm-cm	2.3e+012 ohm-cm
Surface Resistance	3e+012 ohm	3e+012 ohm
Dielectric Constant	4.5	4.5	1 MHz
Dielectric Constant	5.5	5.5	100 Hz
Dielectric Strength	19.7 kV/mm	500 kV/in
Dissipation Factor	0.027	0.027	100 Hz
Dissipation Factor	0.069	0.069	1 MHz
Comparative Tracking Index	600 V	600 V
Thermal Properties
CTE, linear 20°C	163 µm/m-°C	90.6 µin/in-°F	Parallel
Vicat Softening Point	145 °C	293 °F	50°C/h 50N
Processing Properties
Melt Temperature	210 °C	410 °F	Injection Molding
Mold Temperature	30 °C	86 °F	Injection Molding
Injection Pressure	50 MPa	7250 psi