Non-halogen flameproof polypropylene materials
A flame-retardant polypropylene and homo-polypropylene technology, applied in the field of flame-retardant polypropylene materials, can solve problems such as environmental pollution and human harm, achieve the effect of protecting the environment, avoiding harm to health, and highlighting substantive characteristics
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[0011] Example 1. Accurately weigh the homopolypropylene powder pellets 60Kg, ammonium polyphosphate 25Kg, melamine phosphate 25Kg, pentaerythritol 5Kg, polytetrafluoroethylene 1Kg, tetra[β-(3,5-di-tert-butyl- 4-Hydroxyphenyl) pentaerythritol propionate 0.2Kg, titanate coupling agent 0.2Kg, pre-mixed in a high-speed mixer, and added to the twin-screw extruder under the conditions of conventional feeding speed, temperature and screw speed After extrusion, cooling, pelletizing, and packaging, the halogen-free flame-retardant polypropylene material of the present invention is prepared.
Example Embodiment
[0012] Example 2: Accurately weigh 40Kg of homopolypropylene powder pellets, 2Kg of ammonium polyphosphate, 10Kg of melamine phosphate, 1Kg of pentaerythritol, 0.1Kg of polytetrafluoroethylene, and tetra[β-(3,5-di-tert-butyl) -4 hydroxyphenyl) pentaerythritol propionate 0.1Kg, titanate coupling agent 0.1Kg, pre-mixed in a high-speed mixer, under the conditions of conventional feeding speed, temperature and screw speed, add twin-screw extrusion After extrusion, cooling, pelletizing, and packaging, the halogen-free flame-retardant polypropylene material of the present invention is prepared.
Example Embodiment
[0013] In Example 3, 80Kg of homopolypropylene powder pellets, 50Kg of ammonium polyphosphate, 40Kg of melamine phosphate, 10Kg of pentaerythritol, 2Kg of polytetrafluoroethylene, tetra[β-(3,5-di-tert-butyl- 4-hydroxyphenyl) pentaerythritol propionate 0.3Kg, titanate coupling agent 0.3Kg, pre-mixed in a high-speed mixer, and added to the twin-screw extruder under the conditions of conventional feeding speed, temperature and screw speed After extrusion, cooling, pelletizing, and packaging, the halogen-free flame-retardant polypropylene material of the present invention is prepared.
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