Covestro DESMODUR® MLQ22165 + BAYTEC® L20 + BAYTEC® XL B (Catalyst SD11-2) 60 A Polyurethane, MDI- Caprolactone

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Covestro DESMODUR® MLQ22165 + BAYTEC® L20 + BAYTEC® XL B (Catalyst SD11-2) 60 A Polyurethane, MDI- Caprolactone
Categories:	Polymer; Thermoset; Polyurethane, TS
Material Notes:	Information provided by Covestro
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Physical Properties	Metric	English	Comments

Specific Gravity	1.01 g/cc	1.01 g/cc	BAYTEC® XL B
	1.04 g/cc	1.04 g/cc	BAYTEC® L20
	1.12 g/cc	1.12 g/cc
	1.13 g/cc	1.13 g/cc	DESMODUR® MLQ22165
Viscosity	30 cP	30 cP	BAYTEC® XL B
	300 cP	300 cP	BAYTEC® L20
	560 cP	560 cP	DESMODUR® MLQ22165

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	60	60	DIN 53505
	58 @Temperature 80.0 °C	58 @Temperature 176 °F	DIN 53505
	66 @Temperature -5.00 °C	66 @Temperature 23.0 °F	DIN 53505
Tensile Strength at Break	33.0 MPa	4790 psi	DIN 53504
Tensile Stress at Strain	0.600 MPa @Strain 10 %	87.0 psi @Strain 10 %	DIN 53504
Elongation at Break	500 %	500 %	DIN 53504
100% Modulus	2.10 MPa @Strain 100 %	305 psi @Strain 100 %	DIN 53504
200% Modulus	2.90 MPa @Strain 200 %	421 psi @Strain 200 %	DIN 53504
300% Modulus	4.10 MPa @Strain 300 %	595 psi @Strain 300 %	DIN 53504
Resilience	70	70	[%]; DIN 53512
Tear Strength	18.9 kN/m	108 pli	with nick; ISO 34-1
	44.0 kN/m	251 pli	without nick; ISO 34-1
Abrasion	20	20	[mm3]; ISO 4649
Compression Set	26 % @Temperature 70.0 °C, Time 79200 sec	26 % @Temperature 158 °F, Time 22.0 hour	ISO 815-1

Processing Properties	Metric	English	Comments
Processing Temperature	45.0 °C	113 °F	DESMODUR® MLQ22165
	45.0 °C	113 °F	BAYTEC® XL B
	70.0 °C	158 °F	BAYTEC® L20
Mold Temperature	100 °C	212 °F
Pot Life	8.00 min	8.00 min

Descriptive Properties
Appearance	solid		DESMODUR® MLQ22165
	solid		BAYTEC® L20
	solid		BAYTEC® XL B
Content	0.22		SD11-2 catalyst % / total (by weight), (catalyst at the head)
	100		Parts by weight of prepolymer
	16.3-16.7%		NCO
	190		Parts by weight of BAYTEC® L20
	8.8		Parts by weight of BAYTEC® XL B

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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PCOVEST0492 / 202275

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