Process for the preparation of polyether-ester polyols

Process for the preparation of polyether-ester polyols

  • CN 101,250,260 B
  • Filed: 11/13/2007
  • Issued: 07/09/2014
  • Est. Priority Date: 11/13/2006
  • Status: Active Grant
First Claim
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1. the method for the preparation of polyester ether polylol, the initial compounds wherein with Ze Lieweijinuofu active hydrogen atom reacts under base catalysis with alkylene oxide under the existence of glycerin fatty acid ester, form polyester ether polylol, wherein use fatty acid group not comprise the glycerin fatty acid ester of free OH, wherein basic catalyst is amine.

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