Environment-friendly BOPP flexible package film and preparation method thereof
A flexible packaging film, an environmentally friendly technology, applied in the field of environmentally friendly BOPP flexible packaging film and its preparation, can solve the problems of endangering the social environment, poor comprehensive performance of the film, environmental pollution, etc., and achieve wide application prospects, good tensile strength, and improved durability. Effect
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[0018] Example 1
[0019] An environmentally friendly BOPP flexible packaging film prepared from the following parts by weight of raw materials: 15 parts by weight of polypropylene, 22 parts of polyhydroxy fatty acid ester, 8 parts of silk fibroin, 9 parts of carboxymethyl cellulose, 6 parts of chitosan, 7 parts of gliadin, 6 parts of polycaprolactone, 4 parts of talc, 7 parts of polylactic acid, 7 parts of epoxy soy butyl oleate, 5 parts of phytic acid, dodecyl dimethyl amine hydantoin 4 parts.
[0020] The preparation method of the environmental protection BOPP flexible packaging film of the present invention includes the following steps:
[0021] (1) Add polypropylene, polyhydroxy fatty acid esters, silk fibroin, carboxymethyl cellulose, chitosan, and polycaprolactone into the reactor, slowly increase the temperature to 110°C at a speed of 150r / min and continue Stir the reaction for 25min, then lower the temperature to 75℃, add gliadin, talc, polylactic acid, epoxidized soybean ...
Example Embodiment
[0024] Example 2
[0025] An environmentally friendly BOPP flexible packaging film prepared from the following parts by weight of raw materials: 10 parts of polypropylene, 15 parts of polyhydroxy fatty acid ester, 5 parts of silk fibroin, 6 parts of carboxymethyl cellulose, 4 parts of chitosan, 4 parts of polycaprolactone, 5 parts of gliadin, 3 parts of talc, 4 parts of polylactic acid, 5 parts of epoxy soy butyl oleate, 3 parts of phytic acid, dodecyl dimethyl amine hydantoin 2 servings.
[0026] The preparation method of the environmental protection BOPP flexible packaging film of the present invention includes the following steps:
[0027] (1) Add polypropylene, polyhydroxy fatty acid esters, silk fibroin, carboxymethyl cellulose, chitosan, and polycaprolactone into the reactor, slowly increase the temperature to 100°C at a speed of 100r / min and continue Stir the reaction for 15 minutes, then lower the temperature to 70°C, add gliadin, talc, polylactic acid, epoxy soy butyl olea...
Example Embodiment
[0030] Example 3
[0031] An environmentally friendly BOPP flexible packaging film prepared from the following parts by weight of raw materials: 20 parts by weight of polypropylene, 30 parts of polyhydroxy fatty acid ester, 10 parts of silk fibroin, 13 parts of carboxymethyl cellulose, 8 parts of chitosan, 8 parts of polycaprolactone, 12 parts of gliadin, 7 parts of talc, 10 parts of polylactic acid, 9 parts of epoxy soy butyl oleate, 6 parts of phytic acid, dodecyl dimethyl amine hydantoin 6 servings.
[0032] The preparation method of the environmental protection BOPP flexible packaging film of the present invention includes the following steps:
[0033] (1) Add polypropylene, polyhydroxy fatty acid esters, silk fibroin, carboxymethyl cellulose, chitosan, and polycaprolactone into the reactor, slowly increase the temperature to 120°C at a speed of 200r / min and continue Stir the reaction for 35 minutes, then lower the temperature to 80°C, add gliadin, talc, polylactic acid, epoxid...
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