A kind of polyester polyethylene alloy plastic pipe and its preparation method
A technology of alloy plastic and polyethylene, which is applied in the field of material processing, can solve the problems of not having a good solution for compatibilizer and preparation process, not processing pipe products, and general mechanical properties of materials, so as to reduce performance degradation and reduce The effect of high energy and mechanical properties
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Embodiment 1
[0045] Preparation of PET bottle flakes: Use the PET cleaning production line of Zhangjiagang Lianguan Environmental Protection Technology Co., Ltd. to crush, wash, and dry recycled PET bottles to obtain PET bottle flakes;
[0046] PE preparation: crush and clean recycled PET bottle caps (made of PE), PE films, PE hollow barrels, etc.;
[0047] Formulation selection: the weight ratio of PET to PE is 1:1, the amount of compatibilizer added is 10% of the total weight of PET and PE, and the amount of antioxidant added is 3% of the total weight of PET and PE; The agent is maleic anhydride grafted PE, and the antioxidant is antioxidant 1076;
[0048] Put PET, PE, compatibilizer and antioxidant in a high-speed mixer, stir and mix together for 8 minutes, the stirring speed is 180r / min, and the temperature is 22°C;
[0049] Then put the mixture into a co-rotating twin-screw extruder to melt and extrude, wherein the barrel temperature is 200°C, 230°C, 260°C, 280°C, 290°C, and the die ...
Embodiment 2
[0052] Preparation of PET bottle flakes: Use the PET cleaning production line of Zhangjiagang Lianguan Environmental Protection Technology Co., Ltd. to crush, wash, and dry recycled PET bottles to obtain PET bottle flakes;
[0053] PE preparation: crush and clean recycled PET bottle caps (made of PE), PE films, PE hollow barrels, etc.;
[0054] Formulation selection: the weight ratio of PET to PE is 2:1, the amount of compatibilizer added is 8% of the total weight of PET and PE, and the amount of antioxidant added is 2% of the total weight of PET and PE; The agent is maleic anhydride grafted POE, and the antioxidant is antioxidant 1010;
[0055] Put PET, PE, compatibilizer and antioxidant in a high-speed mixer, stir and mix together for 5 minutes, the stirring speed is 200r / min, and the temperature is 25°C;
[0056] Then put the mixture into a co-rotating twin-screw extruder to melt and extrude, wherein the barrel temperature is 180°C, 210°C, 230°C, 260°C, 270°C, and the die ...
Embodiment 3
[0059] Preparation of PET bottle flakes: Use the PET cleaning production line of Zhangjiagang Lianguan Environmental Protection Technology Co., Ltd. to crush, wash, and dry recycled PET bottles to obtain PET bottle flakes;
[0060] PE preparation: crush and clean recycled PET bottle caps (made of PE), PE films, PE hollow barrels, etc.;
[0061] Formulation selection: the weight ratio of PET to PE is 2:1, the amount of compatibilizer added is 8% of the total weight of PET and PE, and the amount of antioxidant added is 2% of the total weight of PET and PE; The agent is maleic anhydride grafted POE, and the antioxidant is antioxidant 1076;
[0062] Put PET, PE, compatibilizer and antioxidant in a high-speed mixer, stir and mix together for 5 minutes, the stirring speed is 200r / min, and the temperature is 25°C;
[0063] Then put the mixture into a co-rotating twin-screw extruder to melt and extrude, wherein the barrel temperature is 180°C, 210°C, 230°C, 260°C, 270°C, and the die ...
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