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Dow PAPI™ 27 Polymeric MDI

Category	Fluid , Polymer
Manufacturer	Dow Chemical
Trade Name	PAPI™
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Dow PAPI™ 27 Polymeric MDI.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

PAPI™ 27 polymeric MDI is a polymethylene polyphenylisocyanate that contains MDI. This product has a narrow molecular weight distribution and a high reactivity. Applicable to many foam processes, this product is compatible with rigid polyether and polyester polyols, making it suitable for a full range of low- to high-density semi-rigid foams, rigid foams and structural RIM processing.Information provided by Dow

Physical Properties	Metric	English	Comments
Density	1.23 g/cc	0.0444 lb/in³
Viscosity	150 - 220 cP	150 - 220 cP
Viscosity Measurement	5.0 - 10	5.0 - 10	[cps/mo.] Viscosity growth
Molecular Weight	340 g/mol	340 g/mol
Vapor Pressure	<= 1.30e-8 bar	<= 0.00000975 torr

Thermal Properties	Metric	English	Comments
CTE, linear	1170 µm/m-°C @Temperature 20.0 °C	650 µin/in-°F @Temperature 68.0 °F
Specific Heat Capacity	1.80 J/g-°C	0.430 BTU/lb-°F
Thermal Conductivity	0.126 W/m-K	0.870 BTU-in/hr-ft²-°F
Boiling Point	330 °C	626 °F
Decomposition Temperature	230 °C	446 °F
Flash Point	>= 204 °C	>= 400 °F	ASTM D93 Closed Cup

Chemical Properties	Metric	English	Comments
Acid Value	0.017	0.017	HCl content, %

Descriptive Properties	Value	Comments
NCO Content %	31.4

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