Process for the purification of medium-chain olefins

Details Process for the purification of medium-chain olefins Process for the purification of medium-chain olefins

1996-11-20

1998-08-04

Wood, Elizabeth D.

Chemistry of hydrocarbon compounds

Purification, separation, or recovery

By addition of extraneous agent, e.g., solvent, etc.

585520, 585664, 585666, 585667, 585670, 585800, 585851, 585852, C07C 700, C07C 748

Patent

active

057896461

ABSTRACT:
Medium-chain olefins containing as impurities 2-alkyl substituted isomers having a close boiling point are purified by (i) passing over a solid acid catalyst under mild conditions to selectively double-bond isomerise said impurities, and (ii) separating said isomerised olefins by distillation.

REFERENCES:
patent: 2421229 (1947-05-01), Zimmerman
patent: 2428516 (1947-10-01), Drenna
patent: 3920765 (1975-11-01), Frech et al.
patent: 4527004 (1985-07-01), Sweeney
patent: 4547780 (1985-10-01), Wilson
patent: 5132484 (1992-07-01), Gajda
patent: 5237120 (1993-08-01), Haag et al.

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