Multi-stage process for the conversion of olefins into high visc

Details Multi-stage process for the conversion of olefins into high visc Multi-stage process for the conversion of olefins into high visc

1985-02-11

1985-10-15

Davis, Curtis R.

Chemistry of hydrocarbon compounds

Unsaturated compound synthesis

By addition of entire unsaturated molecules, e.g.,...

585533, C07C 202

Patent

active

045476098

ABSTRACT:
A two-stage process is provided whereby in the first stage light olefins are converted over a shape selective acid catalyst to gasoline and distillate liquids which are then converted in a second catalytic stage under milder conditions over a small crystal acid catalyst to yield lube range products having superior viscosity index properties.

REFERENCES:
patent: 3972832 (1976-08-01), Butter et al.
patent: 4211640 (1980-07-01), Garwood et al.
patent: 4324940 (1982-04-01), Dessau
patent: 4414423 (1983-11-01), Miller

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