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Copper-chromium catalyzed hydrogenation of polyunsaturated oils

  • US 6,716,155 B2
  • Filed: 12/18/2002
  • Issued: 04/06/2004
  • Est. Priority Date: 01/11/2002
  • Status: Active Grant
First Claim
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1. A process for hydrogenating a polyunsaturated oil, comprising:

  • (a) reacting said polyunsaturated oil with hydrogen in the presence of a copper-chromium containing catalyst, at a temperature of from about 200-300°

    C. and a pressure of from about 300-500 psig, for about 3-8 hours;

    (b) removing said catalyst from a product obtained in (a); and

    (c) recycling said removed catalyst obtained from (b) to a subsequent hydrogenation reaction, wherein said hydrogenation reaction is carried out as described in (a).

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