Covestro Desmopan® 9370AU Polyurethane

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Covestro Desmopan® 9370AU Polyurethane
Categories:	Polymer; Thermoplastic; Polyurethane, TP
Material Notes:	Extrusion- and injection molding grade; with special UV stabilizers; very good hydrolysis and microbial resistance; good low-temperature flexibility; free from plasticizers; high moisture vapor transmission rate; Application; breathable films; Films; Sports shoe soles; hard - soft systems As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.
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Physical Properties	Metric	English	Comments

Density	1.06 g/cc	0.0383 lb/in³	ISO 1183

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	70	70	ISO 868
Tensile Strength, Ultimate	26.8 MPa	3890 psi	200 mm/min; DIN 53504
Tensile Stress at Strain	2.90 MPa @Strain 100 %	421 psi @Strain 100 %	200 mm/min; DIN 53504
	5.50 MPa @Strain 300 %	798 psi @Strain 300 %	200 mm/min; DIN 53504
Elongation at Break	794 %	794 %	ISO 527-1/-2
Tensile Modulus	0.00900 GPa @Temperature 60.0 °C	1.31 ksi @Temperature 140 °F	storage; ISO 6721-1,-4
	0.0110 GPa @Temperature 20.0 °C	1.60 ksi @Temperature 68.0 °F	storage; ISO 6721-1,-4
	0.125 GPa @Temperature -20.0 °C	18.1 ksi @Temperature -4.00 °F	storage; ISO 6721-1,-4
Rebound	63 %	63 %	Resilience; ISO 4662
Tear Strength	39.0 kN/m	223 pli	500 mm/min; ISO 34-1
Abrasion	69	69	mm³, Method A; ISO 4649
Compression Set	22 % @Temperature 23.0 °C	22 % @Temperature 73.4 °F	72 hr; ISO 815
	45 % @Temperature 70.0 °C	45 % @Temperature 158 °F	24; ISO 815
	36 % @Temperature 70.0 °C, Time 86400 sec	36 % @Temperature 158 °F, Time 24.0 hour	Method C; ISO 815-1

Processing Properties	Metric	English	Comments
Melt Temperature	175 - 210 °C	347 - 410 °F	Extrusion
	190 - 210 °C	374 - 410 °F	Injection
Mold Temperature	20.0 - 40.0 °C	68.0 - 104 °F	Injection
Drying Temperature	80.0 °C	176 °F

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PB09814 / 92654

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