Separation of 1-butanol from 2-pentanol by extractive distillati

Details Separation of 1-butanol from 2-pentanol by extractive distillati Separation of 1-butanol from 2-pentanol by extractive distillati

1997-02-11

1998-01-20

Manoharan, Virginia

Distillation: processes, separatory

Adding material to distilland except water or steam per se

Organic compound

203 59, 203 60, 203 62, 203 63, 203 65, 203 67, 568913, B01D 340, C07C 2984

Patent

active

057097810

ABSTRACT:
1-Butanol is difficult to separate from 2-pentanol by conventional distillation or rectification because of the proximity of their boiling points. 1-Butanol can be easily separated from 2-pentanol by extractive distillation. Effective agents are anisole, ethyl nonanate and butyl ether.

REFERENCES:
patent: 2788315 (1957-04-01), Morrell
patent: 4969977 (1990-11-01), Berg
patent: 5118392 (1992-06-01), Berg
patent: 5196094 (1993-03-01), Berg
patent: 5207876 (1993-05-01), Berg
patent: 5401366 (1995-03-01), Berg
patent: 5417813 (1995-05-01), Berg
patent: 5417814 (1995-05-01), Berg
patent: 5504239 (1996-04-01), Mehl et al.

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