Novel plastic
A new type of plastic technology, applied in the field of plastic preparation technology and environmental protection, can solve the problems of oxidation resistance, weak impact resistance, fast decomposition rate, strong water absorption, etc., and achieve good impact resistance, slow decomposition rate, and low water absorption. Effect
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[0044] The preparation method of the novel plastic comprises the following steps:
[0045] S1: Polylactic acid resin, modified poly-β-hydroxybutyrate PHB, diisononyl phthalate DINP, octadecyl acrylate, linear low-density polyethylene grafted with maleic anhydride, γ-glycidol Etheroxypropyltrimethoxysilane was mixed and stirred at a temperature of 105-120°C and a rotation speed of 200-400r / min for 10-15min to obtain mixture I;
[0046] S2: Under the protection of nitrogen, add alkaline clay, calcium carbonate, bamboo fiber, methyl methacrylate-butadiene-styrene copolymer, aluminum potassium sulfate, citrate, Ethylene-vinyl acetate copolymer, ethylene bisoleic acid amide, diphenylmethane diisocyanate, degradation agent, stirring at ultrasonic power of 120-180W, temperature of 90-96°C, rotation speed of 200-300r / min for 2- 2.5h, the mixture II was obtained;
[0047]S3: Add soybean protein powder, oxidized cornstarch, anti-mold and antibacterial agent, antioxidant, stabilizer, f...
Embodiment 1
[0051] A new type of plastic, in parts by weight, including the following raw materials: 120 parts of polylactic acid resin, 80 parts of modified poly-β-hydroxybutyric acid PHB, 8 parts of diisononyl phthalate DINP, octadecyl acrylate 20 parts of ester, 13 parts of soybean protein powder, 10 parts of oxidized corn starch, 6 parts of alkaline clay, 5 parts of calcium carbonate, 12 parts of bamboo fiber, 1.5 parts of linear low density polyethylene grafted maleic anhydride, γ-glycidyl ether 1.5 parts of oxypropyltrimethoxysilane, 2.5 parts of methyl methacrylate-butadiene-styrene copolymer, 1.5 parts of potassium aluminum sulfate, 3.5 parts of citrate, 2.5 parts of ethylene-vinyl acetate copolymer, ethylene 2 parts of bisoleic acid amide, 1.5 parts of diphenylmethane diisocyanate, 2.1 parts of anti-mold and antibacterial agent, 1.5 parts of degradation agent, 0.9 part of antioxidant, 0.8 part of stabilizer, 1 part of flame retardant, 0.8 part of smoke suppressant, 0.8 part of ta...
Embodiment 2
[0069] A new type of plastic, in parts by weight, including the following raw materials: 103 parts of polylactic acid resin, 77 parts of modified poly-β-hydroxybutyric acid PHB, 6 parts of diisononyl phthalate DINP, octadecyl acrylate 15 parts of base ester, 10 parts of soybean protein powder, 7 parts of oxidized corn starch, 3 parts of alkaline clay, 3 parts of calcium carbonate, 8 parts of bamboo fiber, 1 part of linear low density polyethylene grafted maleic anhydride, γ-glycidol 1 part of etheroxypropyltrimethoxysilane, 2 parts of methyl methacrylate-butadiene-styrene copolymer, 1 part of potassium aluminum sulfate, 3 parts of citrate, 2 parts of ethylene-vinyl acetate copolymer, 1 part of bisoleic acid amide, 1 part of diphenylmethane diisocyanate, 0.8 part of antifungal and antibacterial agent, 1 part of degradation agent, 0.6 part of antioxidant, 0.5 part of stabilizer, 0.8 part of flame retardant, 0.6 part of smoke suppressant , 0.6 part of tackifier, 0.6 part of softe...
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