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Terate® HT 4020

Technical Datasheet | Supplied by INVISTA
Terate® HT 4020 by Invista is an aromatic polyester specifically used in polyurethane (PUR) closed-cell spray foams for both wall and roof insulation applications that requires a fire-resistance rating. It delivers burn performance in industry testing, forming char with minimum shrinkage and high weight retention. Terate® HT 4020 improves ease of processing during rigid foam production and cold adhesion for spray applications. Recommended use level in spray foams formulation is 35-65% in the B-side polyol blends.
Product Type
Polyols > Polyester Polyols
Chemical Composition
Aromatic polyester polyol
Product Status
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