Plant-source bacteriostatic composite thin film and preparation method thereof
A composite film, plant-derived technology, applied in the field of antibacterial plastics and its preparation, can solve the problems of no antibacterial properties, affect human health, and easily produce germs, achieve good bacteriostatic effect, inhibit the growth of germs, and have a wide range of use. Effect
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[0021] Example 1
[0022] A plant-derived antibacterial composite film, which is characterized in that it comprises a base material, a plasticizer, an antioxidant, a composite antibacterial particle, a coupling agent, a dispersant, and a preservative, wherein each component is proportioned by weight: base material 70-80 parts, plasticizer 3-10 parts, antioxidant 0.5-5 parts, coupling agent 1-5 parts, dispersant 1-5 parts, preservative 5-10 parts, plant-derived antibacterial compound 20 -25 servings;
[0023] The preparation method of the plant-derived bacteriostatic compound is 20-25:15-20:10-15:10- to 20-25:15-20:10-15:10- 15:8-10:8-10: 5-7:10-20 parts by mass ratio and mix, add cellulase (10 parts of activity unit is 100U) for enzymatic hydrolysis, the enzymatic hydrolysis temperature is 30℃ The enzymolysis reaction time is 1 hour, and the Chinese herbal medicine liquid is obtained by filtration; after removing the residue, add 50% to 70% ethanol aqueous solution, and then ultr...
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