Recovery of polyhydroxy acids

Details Recovery of polyhydroxy acids Recovery of polyhydroxy acids

1991-11-22

1993-11-23

Dees, Jose G.

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

Organic compounds

Carboxylic acid esters

562580, 562589, 549274, 525450, 528495, 528496, C07C 6966, C07C 5908, C07C 5142

Patent

active

052646149

ABSTRACT:
Polyhydroxyacid (PHA) is recovered by heating under pressure in the presence of a C.sub.1 -C.sub.6 alcohol, and optionally also water.

REFERENCES:
patent: 2231953 (1941-02-01), Ruxicka
patent: 3284417 (1966-11-01), Hostettler et al.
patent: 3578700 (1971-05-01), Klootwijk et al.
patent: 4727163 (1988-02-01), Bellis
patent: 4797468 (1989-01-01), De Vries
patent: 4835293 (1989-05-01), Bhatia

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