Compositions of polytetramethylene ether glycols and polyoxy alkylene polyether polyols having a low degree of unsaturation

摘要

Thus, there is provided according to the present invention polyol compositions comprising (A) a polytetramethylene ether glycol, and (B) a difunctional and/or trifunctional active hydrogen compound-initiated polyoxyalkylene polyether polyol having a degree of unsaturation of not greater than 0.04 milliequivalents per gram of said polyether polyol.