Fire-retardant polyolefin based wood plastic composite material and preparation method thereof
A wood-plastic composite material and polyolefin-based technology, applied in the field of wood-plastic composite materials and their preparation, can solve the problems of high heat release rate and large smoke production, and achieve a wide range of applications, strong wood feeling, and excellent smoke suppression. performance effect
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specific Embodiment approach 1
[0013] Specific Embodiment 1: In this embodiment, the flame-retardant polyolefin-based wood-plastic composite material consists of 30-70 parts by weight of wood fiber material, 2-8 parts of coupling agent, 0.5-4 parts of lubricant, 20-50 parts of plastic, 0.01-1 part of antioxidant, 8-30 parts of nano-inorganic flame retardant and 0-5 parts of mineral filler; the lignocellulosic materials are wood powder, rice husk powder, One or a mixture of bamboo chips, straw powder, fruit shell powder, bagasse; the coupling agent is a silane coupling agent, an aluminate coupling agent, a titanate coupling agent, polymethylene Polyphenylisocyanate, maleic anhydride, maleic anhydride graft-modified polyethylene, maleic anhydride graft-modified polypropylene, or a mixture of isocyanates; the lubricant is polyethylene wax, polypropylene Wax, paraffin, stearic acid, zinc stearate, calcium stearate or a mixture of several; plastics are one or more of polyethylene, polypropylene, recycled polyeth...
specific Embodiment approach 2
[0015] Embodiment 2: The difference between this embodiment and Embodiment 1 is that the flame-retardant polyolefin-based wood-plastic composite material consists of 30 parts by weight of wood fiber material, 2 parts of coupling agent, and 0.5 parts of lubricant, 20 parts of plastic, 0.01 part of antioxidant and 8 parts of nano inorganic flame retardant. Others are the same as in the first embodiment.
specific Embodiment approach 3
[0016] Embodiment 3: The difference between this embodiment and Embodiment 1 is that the flame-retardant polyolefin-based wood-plastic composite material consists of 70 parts by weight of wood fiber material, 8 parts of coupling agent, and 4 parts of lubricant, 50 parts of plastic, 1 part of antioxidant, 30 parts of nano inorganic flame retardant and 5 parts of mineral filler. Others are the same as in the first embodiment.
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