Green preparation method of tire rubber powder/polypropylene thermoplastic elastomer
A technology of thermoplastic elastomer and polypropylene, which is applied in building components, building insulation materials, buildings, etc., can solve the problems of black tires and pollution of waste tires, and achieve the effects of reducing material costs, reducing secondary pollution, and protecting the environment
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Embodiment 1
[0023] Various raw materials and their mass parts are:
[0024] Powdered Polypropylene…………………………………………… 20
[0025] Whole tire rubber powder (80 mesh)……………………………………80
[0026] Regenerative activator RV………………………………… 2.5
[0027] Compatibilizer BIBP……………………………………………0.9
[0028] Vulcanizing agent S 8 ……………………………………… 0.3
[0029] Zinc oxide ZnO………………………………… 5.0
[0030] Stearic acid SA………………………………………1.0
[0031] Antiaging agent 1010………………………………… 0.3
[0032] Pine tar ……………………………………………30
[0033] Its preparation method, carry out as follows:
[0034] Step 1) Activate the rubber powder first. Add 0.75 kg of regenerative activator RV to 24.0 kg of 80-mesh whole tire rubber powder, then stir evenly, and pass the above mixture on an open mill for 30 times at 100°C to obtain activated rubber powder.
[0035] Step 2) Plasticize 6.0 kg PP at 160 °C, add 0.09 kg sulfur S in sequence 8 , 0.27 kg of compatibilizer BIBP, 1.50 kg of zinc oxide ZnO, 0.30 kg of stearic acid SA, 0.09 k...
Embodiment 2
[0039] Various raw materials and their mass parts are:
[0040] Powdered Polypropylene…………………………………40
[0041] Whole tire rubber powder (100 mesh)……………………………60
[0042] Regenerative activator RV…………………………… 2.5
[0043] Compatibilizer AD……………………………………… 1.5
[0044] Vulcanizing agent S 8 ……………………………………… 0.3
[0045] Zinc oxide ZnO……………………………… 5.0
[0046] Stearic acid SA…………………………………… 1.0
[0047] Antiaging agent 1010……………………………… 0.3
[0048] Pine tar …………………………………… 22.5
[0049] Its preparation method, carry out as follows:
[0050] Step 1) Activate the rubber powder first. Add 0.75 kg of regenerative activator RV to 18.0 kg of 100-mesh whole tire rubber powder, then stir evenly, and pass the above mixture on an open mill for 30 times at 100°C to obtain activated rubber powder.
[0051] Step 2) Plasticize 12.0 kg of PP and PP at 160°C, and add 0.09 kg of sulfur S in sequence 8 , 0.45 kg compatibilizer AD, 1.50 kg zinc oxide ZnO, 0.30 kg stearic acid SA, 0.09 kg antio...
Embodiment 3
[0055] Various raw materials and their mass parts are:
[0056] Powdered Polypropylene…………………………………45
[0057] Whole tire rubber powder (100 mesh)…………………………55
[0058]Regenerative activator RV…………………………… 2.5
[0059] Compatibilizer TMPTA…………………………………3.0
[0060] Vulcanizing agent S 8 ……………………………………… 0.3
[0061] Zinc Oxide ZnO………………………………5.0
[0062] Stearic acid SA…………………………………… 1.0
[0063] Antiaging agent 1010……………………………… 0.3
[0064] Paraffin oil……………………………… 20.5
[0065] Its preparation method, carry out as follows:
[0066] Step 1) Activate the rubber powder first. Add 0.75 kg of regenerative activator RV to 16.5 kg of 100-mesh whole tire rubber powder, then stir evenly, and roll the above mixture on the open mill for 30 times at 100°C to obtain activated rubber powder.
[0067] Step 2) Plasticize 13.5 kg PP at 160 °C, add 0.09 kg sulfur S in sequence 8 , 0.90 kg of compatibilizer TMPTA, 1.50 kg of zinc oxide ZnO, 0.30 kg of stearic acid SA, 0.09 kg of antioxi...
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