Process of isolating a phytosterol composition from pulping soap

Details Process of isolating a phytosterol composition from pulping soap Process of isolating a phytosterol composition from pulping soap

1996-08-30

1998-06-23

Prior, Kimberly J.

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

Organic compounds

Cyclopentanohydrophenanthrene ring system containing

C07J 7500

Patent

active

057707499

ABSTRACT:
The invention is drawn to a process for isolating and purifying a phytosterol composition from a pulping soap by first extracting a creamy precipitate from the pulping soap using a solvent mixture of water, ketone, and hydrocarbon, and then purifying the cremy precipitate to form the phytosterol composition. The invention also includes the phytosterol composition formed by this method.

REFERENCES:
patent: 4044031 (1977-08-01), Johansson et al.
patent: 4265824 (1981-05-01), Koskenniska et al.
patent: 4279827 (1981-07-01), Ukkonen et al.

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