Biodegradable antibacterial food packaging film and preparation method thereof
A food packaging film and biodegradation technology, applied in the field of antibacterial food packaging film and its preparation, can solve the problems of food packaging plastic film harming human health, human safety hazards, carcinogenicity, etc., achieve good formability and elasticity, and prolong shelf life. , easily degradable effect
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Embodiment 1
[0024] A biodegradable antibacterial food packaging film, consisting of the following components in parts by weight: 35 parts of linear low density polyethylene, 10 parts of metallocene linear low density polyethylene, 10 parts of polyvinyl alcohol, and 9 parts of modified potato starch , 6 parts of glycerin, 5 parts of nano silicon dioxide, 4 parts of sodium hypochlorite, 3 parts of palm oil, 2 parts of imitation spider silk fiber, 2 parts of protein cellulose, 2 parts of antioxidant 1076;
[0025] A kind of biodegradable antibacterial food packaging film of the present invention, its preparation method comprises the following steps:
[0026] 1) Select 100 parts of fresh and ripe potatoes, wash them with water and drain them for later use;
[0027] 2) Cut the drained potatoes into thin slices, put them in the refrigerator, and freeze them at -18°C for 20 minutes; the purpose is to reduce the evaporation and oxidation of active ingredients;
[0028] 3) Juice the frozen potato...
Embodiment 2
[0034] A biodegradable antibacterial food packaging film, consisting of the following components in parts by weight: 55 parts of linear low-density polyethylene, 20 parts of metallocene linear low-density polyethylene, 20 parts of polyvinyl alcohol, and 15 parts of modified yam starch , 8 parts of glycerin, 9 parts of nano silicon dioxide, 6 parts of sodium hypochlorite, 5 parts of epoxy soybean oil, 4 parts of imitation spider silk fiber, 3 parts of protein cellulose, 3 parts of antioxidant 1010;
[0035] A kind of biodegradable antibacterial food packaging film of the present invention, its preparation method comprises the following steps:
[0036] 1) Choose 100 parts of fresh and ripe yam, wash it with water and drain it for later use;
[0037] 2) Cut the drained yam into thin slices, put it in the refrigerator, and freeze it at a freezing temperature of -18°C for 20 minutes; the purpose is to reduce the evaporation and oxidation of active ingredients;
[0038] 3) Squeeze ...
Embodiment 3
[0044] A biodegradable antibacterial food packaging film is composed of the following components by weight: the biodegradable food packaging film is composed of the following components by weight: 45 parts of linear low density polyethylene, 15 parts of metallic linear low-density polyethylene, 15 parts of polyvinyl alcohol, 12 parts of modified tapioca starch, 7 parts of glycerol, 7 parts of nano-silica, 5 parts of sodium hypochlorite, 4 parts of epoxy soybean oil, imitation spider silk fiber 3 parts, 3 parts of protein cellulose, 3 parts of antioxidant;
[0045] Preferably, the antioxidant is a composite antioxidant with antioxidant 1076 and 1010 weight ratio of 1:1;
[0046] A kind of biodegradable antibacterial food packaging film of the present invention, its preparation method comprises the following steps:
[0047] 1) Choose 100 parts of fresh and mature cassava, wash it with water and drain it for later use;
[0048] 2) Cut the drained cassava into thin slices, put it ...
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Abstract
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