Dow VORANOL™ 4240 Polyether Polyol

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Dow VORANOL™ 4240 Polyether Polyol
Categories:	Polymer; Thermoset
Material Notes:	VORANOL™ 4240 polyether polyol is a nominal 4000 molecular weight diol based on propylene oxide with ethylene oxide capping. Its high molecular weight and enhanced reactivity make it well suited to use in the production of high performance polyurethane elastomers, prepolymers and other applications. Information provided by Dow
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Physical Properties	Metric	English	Comments

Specific Gravity	1.02 g/cc	1.02 g/cc
Viscosity Measure	62 cSt @Temperature 98.9 °C	62 cSt @Temperature 210 °F
	410 cSt @Temperature 37.8 °C	410 cSt @Temperature 100 °F
	790 cSt @Temperature 25.0 °C	790 cSt @Temperature 77.0 °F
Maximum Moisture Content	0.050	0.050	wt% water
Vapor Pressure	<= 0.0000133 bar	<= 0.0100 torr
ASTM Color	<= 50	<= 50	APHA

Thermal Properties	Metric	English	Comments
Specific Heat Capacity	2.09 J/g-°C @Temperature 20.0 °C	0.500 BTU/lb-°F @Temperature 68.0 °F
Thermal Conductivity	0.151 W/m-K	1.04 BTU-in/hr-ft²-°F
Flash Point	247 °C	477 °F

Optical Properties	Metric	English	Comments
Refractive Index	1.453	1.453

Descriptive Properties
Hydroxyl Number mg KOH/g	27 - 30.4

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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PDOW1470 / 30688

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