Process for producing alcohol

Details Process for producing alcohol Process for producing alcohol

2008-04-15

2008-04-15

Eyler, Yvonne (Department: 1621)

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

Reexamination Certificate

active

07358404

ABSTRACT:
It is an object of the present invention to obtain a highly pure alcohol by reducing the aldehyde concentration in the product alcohol efficiently and inexpensively.The invention relates to a process for producing an alcohol including hydrogenating an aldehyde and subjecting the resultant product to distillation/purification, wherein a total amount of oxygen introduced into the distillation/purification step is 0.0034 mol/s or less of oxygen per 1 kg/s of the product alcohol.

REFERENCES:
patent: 4138588 (1979-02-01), Tummes et al.
patent: 2-164837 (1990-06-01), None
patent: 02164837 (1990-06-01), None
patent: 02164837 (1990-06-01), None
patent: 6-122638 (1994-05-01), None
U.S. Appl. No. 11/144,590, filed Jun. 6, 2005, Kawasaki et al.
U.S. Appl. No. 11/144,621, filed Jun. 6, 2005, Kawasaki et al.

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