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Terate® HT 5500

Terate® HT 5500 polyol is an aromatic polyester polyol specifically formulated for hydrocarbon blown PIR laminate systems requiring a higher acid number. Terate® HT 5500 polyols functionality and aromatic content enhance its flammability performance. When burned, polyisocyanurate and polyurethane foams containing Terate® HT 5500 polyol form char with minimal shrinkage and allow for high weight retention.

PROPERTIES RANGE TYPICAL PROPERTIES
Hydroxyl Number, mg KOH/g 225 - 245 235
Viscosity at 25°C, cps 2,500 - 5,000 3,500
Acid Number, mg KOH/g 0.3 - 1.3 0.9
Water Content, % 0.15% 0.05%
Equivalent Weight 239
Functionality 2