Composite tray and preparation method thereof
A technology for composite materials and pallets, which is applied in the field of composite material pallets and its preparation, can solve the problems of affecting the mechanical properties of pallets, unfavorable protection of forest resources, and insufficient rigidity of pallets, so as to achieve high production efficiency, improve mechanical properties, and improve compatibility. sexual effect
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Embodiment 1
[0018] A kind of tray of composite material, its raw material is as follows by weight: 20 parts of polyolefin resin, 60 parts of modified cotton stalk powder, 45 parts of high-density polyethylene, 2 parts of CPE plasticizer, 0.5 part of stearic acid, 30 parts of plastic base material, 0.5 part of azobisisobutyronitrile, 3 parts of muscovite, 0.2 part of diphenylamine, 1 part of pigment, 9 parts of composite flame retardant, 3 parts of lubricant, 0.5 part of antioxidant, compatibilizer 2 parts and 2 parts mixed fiber;
[0019] The mixed fiber is formed by mixing glass fiber, carbon fiber and plant fiber in a weight ratio of 3:4:3, wherein the plant fiber powder needs to be dried to a moisture content of less than 1%;
[0020] The preparation method of the modified cotton stalk powder is as follows: dry the cotton stalk powder and pass it through a 30-mesh sieve to obtain the cotton stalk powder, then soak the cotton stalk powder with a NaOH solution with a concentration of 5wt...
Embodiment 2
[0023] A kind of pallet of composite material, its raw material is as follows by weight: 40 parts of polyolefin resin, 70 parts of modified cotton stalk powder, 50 parts of high-density polyethylene, 3 parts of CPE plasticizer, 1 part of stearic acid, 35 parts of plastic base material, 0.8 part of azobisisobutyronitrile, 4 parts of muscovite, 0.8 part of diphenylamine, 2 parts of pigment, 10 parts of composite flame retardant, 6 parts of lubricant, 0.8 part of antioxidant, compatibilizer 5 parts and 6 parts mixed fiber;
[0024] The mixed fiber is formed by mixing glass fiber, carbon fiber and plant fiber in a weight ratio of 3:4:3, wherein the plant fiber powder needs to be dried to a moisture content of less than 1%;
[0025] The preparation method of the modified cotton stalk powder is as follows: dry the cotton stalk powder and pass it through a 50-mesh sieve to obtain the cotton stalk powder, then soak the cotton stalk powder with a NaOH solution with a concentration of 6...
Embodiment 3
[0028] A kind of pallet of composite material, its raw material is as follows by weight part by weight: polyolefin resin 80 parts, modified cotton stalk powder 80 parts, high-density polyethylene 60 parts, CPE plasticizer 5 parts, stearic acid 2 parts, 40 parts of plastic base material, 1 part of azobisisobutyronitrile, 7 parts of muscovite, 1 part of diphenylamine, 2 parts of pigment, 13 parts of composite flame retardant, 8 parts of lubricant, 1 part of antioxidant, compatibilizer 8 servings and 8 servings of mixed fiber.
[0029] The mixed fiber is formed by mixing glass fiber, carbon fiber and plant fiber in a weight ratio of 3:4:3, wherein the plant fiber powder needs to be dried to a moisture content of less than 1%;
[0030] The preparation method of the modified cotton stalk powder is as follows: dry the cotton stalk powder and pass it through a 100-mesh sieve to obtain the cotton stalk powder, then soak the cotton stalk powder with a NaOH solution with a concentration...
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