Patent ID: 9708454
Date: 2017-07-18
CPC Classifications: C08G,C08J

Claim:
1. A thermal insulating thermoset foam, said foam comprising phenolic or resole resin forming closed cells and a blowing agent composition contained in said closed cells, said blowing agent composition comprising: from about 30 mole % to about 70 mole % 1,1,1,4,4,4-hexafluorobutene (1336mzzm); from about 30 mole % to about 70 mole % 1-chloro-3,3,3-trifluoropropene (1233zd); and optionally at least one adjuvant selected from the group consisting of co-blowing agent(s), polyol(s), surfactant(s), polymer modifier(s), colorant(s), dye(s), solubility enhancer(s), flammability suppressant(s), flame retardants(s), antibacterial agent(s), viscosity reduction modifier(s), filler(s), vapor pressure modifier(s), nucleating agent(s), catalyst(s) and combination of any two or more of these.