Process for cooking/drying high-amylose starches

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Particulate form

Reexamination Certificate

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Details

C034S372000, C034S413000, C424S401000, C426S578000

Reexamination Certificate

active

07118764

ABSTRACT:
The subject of the present invention is a process for preparing pregelatinized high amylose starch, comprising the steps consisting of:forming a suspension comprising a high amylose starch and water;subjecting the said suspension to steam jet cooking at a temperature of between 125 and 135° C. so as to obtain a pregelatinized high amylose starch paste;cooking and drying the said pregelatinized starch paste on a drum dryer at a pressure of between 2 and 10 bar, so as to obtain a pregelatinized high amylose starch.Its subject is also a pregelatinized high amylose starch, having an apparent density of less than 0.4 g/ml for a mean particle size of 100 micrometers. Its subject is in addition the use of such a starch for the manufacture of soft gelatin capsules or of hard gelatin capsules and the film-coating of pharmaceutical, dietary or agricultural solid forms.

REFERENCES:
patent: 3086890 (1963-04-01), Sarko
patent: 3607394 (1971-09-01), Germino
patent: 3765917 (1973-10-01), Hijiya et al.
patent: 4515769 (1985-05-01), Merritt et al.
patent: 5888548 (1999-03-01), Wongsuragrai et al.
patent: 0 366 898 (1990-05-01), None
patent: 99 09066 (1999-02-01), None
patent: WO 9909066 (1999-02-01), None

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