Covestro MONDUR® TD 80 Grade A Polyurethane

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Covestro MONDUR® TD 80 Grade A Polyurethane
Categories:	Polymer; Thermoset; Polyurethane, TS
Material Notes:	Mondur TD 80 Grade A is an aromatic diisocyanate mixture of 2,4 and 2,6 toluene diisocyanate (TDI) isomers in the ratio of 80/20. Properties / Applications: Mondur TD 80 Grade A diisocyanate (low acidity) is used in the formulation of flexible slabstock and molded polyester and polyurethane foams. As with any product, use of Mondur TD 80 Grade A diisocyanate in a given application must be tested (including but not limited to field testing) in advance by the user to determine suitability. Information provided by Covestro
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Physical Properties	Original Value	Comments

Specific Gravity	1.22 g/cc

Thermal Properties	Original Value	Comments
Flash Point	127 °C	PMCC

Optical Properties	Original Value	Comments
Refractive Index	1.566

Descriptive Properties
Acidity	<0.004%
Appearance	Water white to pale yellow liquid
Boling Point	251°C
Color	<25	APHA
Content	>99.7%	Assay
	0 - 0.007%	Hydrolyzable chlorides
	18.5-20.5%	2,6-Isomer ratio
	79.5-81.5%	2,4-Isomer ratio
Crystallization	13°C

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PCOVEST0920 / 202703

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