Acrylic dimerization using supported catalysts

Details Acrylic dimerization using supported catalysts Acrylic dimerization using supported catalysts

B - Operations, Transporting

01

J

260/560.3, 260/5

B01J 31/18 (2006.01) B01J 31/16 (2006.01)

Patent

CA 1181093

ABSTRACT OF THE DISCLOSURE A novel process is provided for dimerizing acrylonitrile to 1,4-dicyanobutenes and/or adiponitrile which comprises compacting acrylonitrile with a catalyst at a temperature of 20 to 250°C in the presence of hydrogen, the catalyst compris- ing a polymer support having a ruthenium complex bonded thereto, the polymer support comprising an organic polymer backbone having trivalent pendant atoms selected from P, As, Sb, Bi and N covalently bonded thereto and randomly distributed in the polymer.

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