Edible PGA coating composition

Details Edible PGA coating composition Edible PGA coating composition

2005-04-19

2005-04-19

Brunsman, David (Department: 1755)

Coating processes

Spraying

C424S479000, C426S093000, C426S103000, C071S064020, C047S057600, C106S162800, C106S205010, C106S205600, C106S205900

Reexamination Certificate

active

06881449

ABSTRACT:
An edible, hardenable coating composition is disclosed which comprises high levels of low viscosity propylene glycol alginate and a surfactant, which may additionally contain a filler, a pigment, and optionally a small amount of a secondary film former and/or a strengthening polymer. The coating composition of the present invention may be applied to pharmaceutical and veterinary solid dosage forms, confectionery, seeds, animal feed, fertilizers, pesticide tablets, and foods and provides an elegant prompt release coating which does not retard the release of active ingredients from the coated substrate.

REFERENCES:
patent: 3503769 (1970-03-01), McDowell
patent: 4725441 (1988-02-01), Porter et al.
patent: 5082684 (1992-01-01), Fung
patent: 6183808 (2001-02-01), Grillo et al.
patent: 6267808 (2001-07-01), Grillo et al.
patent: 6348684 (2002-02-01), Nykolak et al.
patent: 6699315 (2004-03-01), Augello et al.
Alginates for Pharmaceutical Applications, http://www.isp-pharam.com/library/algnpharm/algnpharm., Oct. 20, 2000.

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