High-toughness high-flame-retardance PVC wood-plastic composite material and preparation method thereof
A wood-plastic composite material, high flame-retardant technology, applied in the field of wood-plastic composite materials, can solve the problems of high brittleness of wood-plastic composite materials, failure to achieve flame-retardant effect, low impact strength, etc., to achieve uniform distribution and reduce heat release Speed, the effect of improving impact strength
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Embodiment 1
[0023] A high-toughness and high-flame-retardant PVC wood-plastic composite material. The raw materials include: 100 parts of PVC resin, 44 parts of rice husk powder, 15 parts of processing modifier ACR-4015 parts, 1.5 parts of azodicarbonamide, and rosin acid in parts by weight. 1 part of sucrose ester, 1 part of zinc oxide, 4 parts of methyl tin mercaptide, 3 parts of modified linear low density polyethylene, 6.5 parts of attapulgite, 3.2 parts of halloysite, 2 parts of nano barium sulfate, polyacrylonitrile 5 parts of base carbon fiber, 5.5 parts of composite flame retardant; wherein, the composite flame retardant is a mixture of sepiolite, boron phosphate, melamine polyphosphate, ammonium octamolybdate and diethyl aluminum hypophosphite, and the sea The weight ratio of pumice, boron phosphate, melamine polyphosphate, ammonium octamolybdate and aluminum diethyl hypophosphite is 3:6:4:3:5.
[0024] The present invention also proposes a preparation method of the high-toughnes...
Embodiment 2
[0030] A PVC wood-plastic composite material with high toughness and high flame retardancy, its raw materials include: 100 parts of PVC resin, 38 parts of rice husk powder with a particle size of 80 mesh, 16.5 parts of processing modifier ACR-401, and azodicarbonamide 1.5 parts, 1 part of rosin acid sucrose ester, 1 part of zinc oxide, 5 parts of tribasic lead sulfate, 6 parts of modified linear low density polyethylene, 3 parts of attapulgite, 5 parts of halloysite, 6 parts of nano barium sulfate 3 parts, 3 parts of polyacrylonitrile-based carbon fiber, 9 parts of composite flame retardant; wherein, the composite flame retardant is composed of sepiolite, boron phosphate, melamine polyphosphate, ammonium octamolybdate and aluminum diethyl hypophosphite and the weight ratio of sepiolite, boron phosphate, melamine polyphosphate, ammonium octamolybdate and aluminum diethyl hypophosphite is 6:2:12:5:7.
[0031] The present invention also proposes a preparation method of the high-t...
Embodiment 3
[0037] A high-toughness and high-flame-retardant PVC wood-plastic composite material. The raw materials include: 100 parts of PVC resin, 40 parts of peanut shell powder with a particle size of 120 mesh, 13 parts of processing modifier ACR-4013, and azodicarbonamide 1.5 parts, 0.5 parts of rosin acid sucrose ester, 0.5 parts of zinc oxide, 2 parts of zinc stearate, 1.8 parts of calcium stearate, 4 parts of modified linear low density polyethylene, 6 parts of attapulgite, 1 part of halloysite 3 parts, 3 parts of nano-barium sulfate, 2 parts of polyacrylonitrile-based carbon fiber, 9.6 parts of composite flame retardant; wherein, the composite flame retardant is sepiolite, boron phosphate, melamine polyphosphate, ammonium octamolybdate and two A mixture composed of aluminum ethyl hypophosphite, and the weight ratio of sepiolite, boron phosphate, melamine polyphosphate, ammonium octamolybdate and aluminum diethyl hypophosphite is 4:5:7:9:2.
[0038] The present invention also prop...
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