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