Covestro Desmopan® 9370A Thermoplastic Polyurethane

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Covestro Desmopan® 9370A Thermoplastic Polyurethane
Categories:	Polymer; Thermoplastic; Polyurethane, TP
Material Notes:	Extrusion- and injection molding grade; very good hydrolysis and microbial resistance; good low-temperature flexibility; free from plasticizers; high moisture vapor transmission rate; Application; breathable films; Seals, membranes; Films; hard - soft systems; Sports shoe soles. Mechanical property data for samples at 50% RH. Information provided by Covestro.
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Physical Properties	Original Value	Comments

Density	1.06 g/cc	ISO 1183-1

Mechanical Properties	Original Value	Comments
Hardness, Shore A	70 @Time 1.00 sec	DIN ISO 7619-1
Tensile Strength, Ultimate	25.7 MPa	200mm/min; DIN 53504
Elongation at Break	738 %	200mm/min; DIN 53504
Tensile Modulus	9.00 MPa @Temperature 60.0 °C	Tensile Storage Modulus; ISO 6721-1,-4
	11.0 MPa @Temperature 20.0 °C	Tensile Storage Modulus; ISO 6721-1,-4
	125 MPa @Temperature -20.0 °C	Tensile Storage Modulus; ISO 6721-1,-4
100% Modulus	0.00350 GPa @Strain 100 %	200 mm/min; DIN 53504
200% Modulus	0.00670 GPa @Strain 200 %	200 mm/min; DIN 53504
Rebound	63 %	ISO 4662
Tear Strength	39.0 kN/m	500mm/min; ISO 34-1
Abrasion	69	mm3; ISO 4649 method A, 50% RH
Compression Set	22 % @Temperature 72.0 °C, Time 82800 sec	DIN ISO 815-1
	35 % @Temperature 70.0 °C, Time 86400 sec	DIN ISO 815-1, Method C
	51 % @Temperature 70.0 °C, Time 86400 sec	DIN ISO 815-1, Method A

Processing Properties	Original Value	Comments
Melt Temperature	175 - 210 °C	extrusion
	190 - 210 °C	injection molding
Mold Temperature	20.0 - 40.0 °C	injection molding

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PB095014 / 200085

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