Method for manufacturing and applying peach preservation edible composite film and packaging equipment
The invention provides a method for manufacturing and applying a peach preservation edible composite film and packaging equipment. The method comprises the steps that 1, chitosan is dissolved in dilute acetic acid to be prepared into a chitosan solution with certain concentration; 2, cassava starch...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides a method for manufacturing and applying a peach preservation edible composite film and packaging equipment. The method comprises the steps that 1, chitosan is dissolved in dilute acetic acid to be prepared into a chitosan solution with certain concentration; 2, cassava starch is dissolved in distilled water to be prepared into a cassava starch solution with certain concentration; 3, gelatin is also prepared into a solution with certain concentration, and the adding amount of the gelatin and glycerinum is fixed; 4, the cassava starch solution and the chitosan solution are mixed according to a certain proportion, the pH value is adjusted, defoaming is carried out, curtain coating is carried out in a flat plate, different temperatures are set for drying, and a composite film is prepared; 5, after standing is completed, microwave treatment is carried out, and the edible composite film is prepared. The optimum proportion of the cassava starch, the chitosan, the gelatin and the glycerinum and |
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