Process for producing polyols

Process for producing polyols

  • CN 105,008,317 A
  • Filed: 01/17/2014
  • Published: 10/28/2015
  • Est. Priority Date: 01/31/2013
  • Status: Active Application
First Claim
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1. , for the preparation of the method for polyvalent alcohol, comprising:

  • Formaldehyde is made to contact to prepare hydroxy aldehyde under aldol condensation condition with another kind of aldehyde under the existence of amine catalyst with promotor;

    WithHydrogenation hydroxy aldehyde is to form polyvalent alcohol.

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