Patent ID: 9234070
Filing Date: 2016-01-12
CPC Classification: C08G,C08J

Claim Text:
1. A polyurethane foam composition comprising a polymer blowing agent composition comprising the hydrochlorofluoroolefin 1233zd wherein more than about 70 wt% of said hydrochiorofluoroolefin 1233zd is the trans stereoisomer of hydrochiorofluoroolefin 1233zd wherein said polyurethane foam composition exhibits a k-factor between about 0.1250 BTU, in/ft 2 , hr,° F. and about 0.1650 BTU, in/ft 2 ,hr,° F. when tested in accordance with ASTM C518 at temperatures between 18° F. and 104° F., after aging for one month at ambient temperature.