TERATE® HT 5232 by Stepan Company is an aromatic polyester polyol. It is formulated for used in polyurethane (PUR) and polyisocyanurate (PIR) foam systems such as spray foams. It is also used in closed-cell spray wall foam formulations with ASTM E-84 Class 1 rating as well as improved flame spread and smoke density index. It delivers burn performance in industry testing, forming char with minimum shrinkage and high weight retention. TERATE® HT 5232 improves ease of processing during rigid foam production and cold adhesion for spray applications. Recommended use level in spray wall foam formulation is 35-65% in the B-side polyol blends.
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TERATE® HT 5232 properties
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