Preparation of purified concentrated BDO

Details Preparation of purified concentrated BDO Preparation of purified concentrated BDO

1991-04-24

1993-05-11

Manoharan, Virginia

Distillation: processes, separatory

With chemical reaction

Including step of adding catalyst or reacting material

203 77, 203 80, 568868, 549429, B01D 310, B01D 314

Patent

active

052098257

ABSTRACT:
A distillation process for the preparation of purified concentrated BDO.
High boiling impurities, including color formers, precursors of color formers and tar formers are removed from the BDO early in the process and under mild conditions.

REFERENCES:
patent: 3891511 (1975-06-01), Danneil et al.
patent: 4175009 (1979-11-01), Copelin
patent: 4197248 (1980-04-01), Copelin et al.
patent: 4332645 (1982-06-01), Muller et al.
patent: 4348262 (1982-09-01), Stock et al.
patent: 4383895 (1983-05-01), Ernst et al.
patent: 4419189 (1983-12-01), Caracciolo

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