Polyol polyester purification

Food or edible material: processes – compositions – and products – Processes – Treatment of liquid with nongaseous material other than...

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426330, 426442, 426611, 536119, 536124, 502407, A23L 1015

Patent

active

053187903

ABSTRACT:
Polyol polyesters are purified by a process comprising bleaching with a specific silica gel and/or heat treatment and removal of volatile products by steam deodorization. Any steam deodorization is at reduced temperatures or in admixture with triglycerides to minimize thermal degradation of the polyol polyesters.

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patent: 4517360 (1985-05-01), Volpenhein
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patent: 4565794 (1986-01-01), de Buda
patent: 4629588 (1986-12-01), Welsh et al.
patent: 4954621 (1990-09-01), Masaoka et al.
patent: 5124301 (1992-06-01), Wyness et al.
Anderson, A. J. C., 1962, "Refining Oils & Fats for Edible Purposes", 2nd Ed., Pergaman Press, Oxford, UK, pp. 148-149.
The Procter & Gamble Company, "Olestra Food Additive Petition", Apr. 1, 1987, pp. 1, 3, 22-23.

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