Method for protective preparation of acidic ion exchange resin catalyst for lower fatty acid ester

Method for protective preparation of acidic ion exchange resin catalyst for lower fatty acid ester

  • CN 100,432,039 C
  • Filed: 07/11/2007
  • Issued: 11/12/2008
  • Est. Priority Date: 07/11/2007
  • Status: Active Grant
First Claim
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1. a protection prepares the acidic ion exchange resin catalyst for lower fatty acid ester method;

  • it is characterized in that;

    before reactant advances reactor;

    earlier C2-C5 alkene is washed to remove the part catalyzer toxin in the alkene; and

    reactant C1-C4 lipid acid and C2-C5 alkene or wherein a kind of removed detrimental impurity through a pretreater that reaction promoter is housed, described reaction promoter is an ion exchange resin.

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