Covestro Desmopan® 85786A Polyurethane

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Covestro Desmopan® 85786A Polyurethane
Categories:	Polymer; Thermoplastic; Polyurethane, TP
Material Notes:	Grade for calandering; no yellowing under the action of UV light; good low-temperature flexibility; high rebound resilience; improved microbial resistance; Improved hydrolysis resistance; Application; Textile coating 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	1.13 g/cc	0.0408 lb/in³	ISO 1183

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	86	86	ISO 868
Tensile Strength, Ultimate	33.0 MPa	4790 psi	200 mm/min; DIN 53504
Tensile Stress at Strain	7.00 MPa @Strain 100 %	1020 psi @Strain 100 %	200 mm/min; DIN 53504
	10.0 MPa @Strain 300 %	1450 psi @Strain 300 %	200 mm/min; DIN 53504
Elongation at Break	715 %	715 %	200 mm/min; DIN 53504
Tensile Modulus	0.0500 GPa @Temperature 60.0 °C	7.25 ksi @Temperature 140 °F	storage; ISO 6721-1,-4
	0.0650 GPa @Temperature 20.0 °C	9.43 ksi @Temperature 68.0 °F	storage; ISO 6721-1,-4
	0.260 GPa @Temperature -20.0 °C	37.7 ksi @Temperature -4.00 °F	storage; ISO 6721-1,-4
Rebound	64 %	64 %	Resilience; ISO 4662
Tear Strength	74.0 kN/m	422 pli	500 mm/min; ISO 34-1
Abrasion	30	30	mm³, Method A; ISO 4649
Compression Set	18 % @Temperature 23.0 °C	18 % @Temperature 73.4 °F	72 hr; ISO 815
	42 % @Temperature 70.0 °C	42 % @Temperature 158 °F	24 hr; ISO 815
	32 % @Temperature 70.0 °C, Time 86400 sec	32 % @Temperature 158 °F, Time 24.0 hour	200 mm/min; DIN 53504

Processing Properties	Metric	English	Comments
Melt Temperature	170 - 190 °C	338 - 374 °F	Injection
	170 - 190 °C	338 - 374 °F	Extrusion
Mold Temperature	20.0 °C	68.0 °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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PB09827 / 92667

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