Separation of sulfolane from conjunct polymeric byproducts

Details Separation of sulfolane from conjunct polymeric byproducts Separation of sulfolane from conjunct polymeric byproducts

1992-12-17

1993-11-16

Pal, Asok

Chemistry of hydrocarbon compounds

Purification, separation, or recovery

By plural serial diverse separations

585723, 585724, 585857, C07C 262, C07C 710

Patent

active

052625796

ABSTRACT:
The present invention provides a method for separating sulfolane from a mixture containing conjunct polymers, sulfolane, and hydrofluoric acid comprising the sequential steps of:

REFERENCES:
patent: 3795712 (1974-03-01), Torck et al.
patent: 4014953 (1977-03-01), Brown, Jr.
patent: 4058575 (1977-11-01), Cahn et al.
patent: 4199409 (1980-04-01), Skraka
patent: 4317795 (1982-03-01), Makovec et al.
patent: 4663026 (1987-05-01), Louie et al.
patent: 5191150 (1993-03-01), Child et al.

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