FOAMING OF POLYISOCYANATE/ACTIVE HYDROGEN-CONTAINING COMPOUND REACTION PRODUCT
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Jan 13, 2017
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Jan 22, 2016
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Abstract
A composition is provided comprising 55 to 75 wt % Z-1,1,1,4,4,4-hexafluoro-2-butene and 45 to 25 wt % E-1,1,1,4,4,4-hexafluoro-2-butene, the combined weight of these isomers totaling 100 wt %, along with a process comprising forming a foamed reaction product obtained by reacting polyisocyanate with active hydrogen-containing compound such as polyol in the presence of this composition as a blowing agent to obtain the foamed reaction product, such as polyurethane or polyisocyanurate.
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