Some CFC-free or CFC-reducing rigid polyurethane foams based on it are prepared,including half-reducing HCFC-141b or CFC-11 system, n-/iso-pentane system,all-water-blown system. Some studies arc being carried on.

• 以该聚醚多元醇为基础,制备了无CFC或CFC减半PU硬泡,包括HCFC-141b减半体系、正(异)戊烷发泡体系、全水发泡及CFC-11减半体系。