Oligomerization of propylene

Details Oligomerization of propylene Oligomerization of propylene

1998-04-02

2000-05-16

Wu, David W.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

5261691, 526171, 526172, 526351, 585527, 585531, C08F 444

Patent

active

060638818

ABSTRACT:
Propylene may be oligomerized by contact with cobalt complexes corresponding to the following structure: ##STR1## wherein R.sup.1 -R.sup.7 are hydrogen, hydrocarbyl or inert functional groups, and X is an anion. The resulting olefins are useful as chemical intermediates.

REFERENCES:
patent: 5955555 (1999-09-01), Bennett
Sacconi et al., High-spin Five-coordinate Nickel(II) and Cobalt(II) Complexes with 2,6-Diacetylpyridinebis(imines), J. Chem. Soc. A, pp. 1510-1515, 1968.
Curry et al., Metal Complexes Derived from Substituted Hydrazones of 2,6-Diacetylpyridine, Inorg. Chem. vol. 6. No. 8, pp. 1570-1571, 1967.
Britovsek et al., Novel olefin polymerization catalysts based on iron and cobalt, Chem. Commun., pp. 849-850, 1998.

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