Chemistry of hydrocarbon compounds – Unsaturated compound synthesis – By addition of entire unsaturated molecules – e.g.,...
Patent
1994-01-06
1996-02-06
McFarlane, Anthony
Chemistry of hydrocarbon compounds
Unsaturated compound synthesis
By addition of entire unsaturated molecules, e.g.,...
585510, 585520, C07C 220, C07C 222
Patent
active
054897211
ABSTRACT:
This invention deals with viscosity improvers which are obtained through the use of a mixed catalyst system comprising a primary and/or secondary organo halide and a Lewis acid catalyst.
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Scharf Curtis R.
Sowerby Roger L.
Connors William J.
Engelmann John H.
Hunter Frederick D.
McFarlane Anthony
The Lubrizol Corporation
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