PVC board and preparation process thereof
A preparation process and board technology, applied in the field of PVC board and its preparation technology, can solve the problems of processing performance, poor impact resistance and aging resistance, poor thermal stability, easy softening and relaxation, etc., to achieve good thermal stability, improve Appearance, profile smooth effect
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Embodiment 1
[0026] A PVC board, comprising by weight components: 40 parts of polyvinyl chloride resin, 0.1 part of white oil, 2.5 parts of stabilizer, 1 part of titanium dioxide, 0.1 part of stearic acid, 0.1 part of polyethylene wax, stearic acid amide 0.01 part, 0.01 part of ultraviolet absorber, 0.01 part of coloring agent, 0.01 part of fluorescent whitening agent OB, 10 parts of activated calcium carbonate, 10 parts of talcum powder, and 0.1 part of foaming agent.
[0027] Specifically, the density of the polyvinyl chloride resin is 1.35~1.45g / cm 3 , the apparent density is 0.4~0.5 g / cm 3 .
[0028] Specifically, the polyvinyl chloride resin is a loose polyvinyl chloride resin with a particle size of 0.1-0.2 mm and is in the shape of cotton balls.
[0029] Specifically, the stabilizer includes 2 parts of tribasic lead sulfate and 0.5 part of dibasic lead stearate. More specifically, it has excellent thermal stability, long-term performance, good electrical insulation and weather re...
Embodiment 2
[0041] A PVC board, comprising by weight components: 60 parts of polyvinyl chloride resin, 0.5 parts of white oil, 3 parts of stabilizer, 3 parts of titanium dioxide, 0.5 parts of stearic acid, 0.3 parts of polyethylene wax, stearic acid amide 0.5 parts, 0.2 parts of UV absorber, 0.03 parts of coloring agent, 0.1 part of fluorescent whitening agent OB, 20 parts of activated calcium carbonate, 20 parts of talcum powder, and 0.3 parts of foaming agent.
[0042] Specifically, the density of the polyvinyl chloride resin is 1.35~1.45g / cm 3 , the apparent density is 0.4~0.5 g / cm 3 .
[0043] Specifically, the polyvinyl chloride resin is a loose polyvinyl chloride resin with a particle size of 0.1-0.2 mm and is in the shape of cotton balls.
[0044] Specifically, the stabilizer includes 7 parts of tribasic lead sulfate and 1.5 parts of dibasic lead stearate. More specifically, it has excellent thermal stability, long-term performance, good electrical insulation and weather resista...
Embodiment 3
[0056]A PVC board, comprising by weight components: 50 parts of polyvinyl chloride resin, 0.3 parts of white oil, 2.8 parts of stabilizer, 2 parts of titanium dioxide, 0.28 parts of stearic acid, 0.2 parts of polyethylene wax, stearic acid amide 0.25 parts, 0.1 parts of UV absorber, 0.02 parts of coloring agent, 0.06 parts of fluorescent whitening agent OB, 15 parts of activated calcium carbonate, 15 parts of talcum powder, and 0.2 parts of foaming agent.
[0057] Specifically, the density of the polyvinyl chloride resin is 1.35~1.45g / cm 3 , the apparent density is 0.4~0.5 g / cm 3 .
[0058] Specifically, the polyvinyl chloride resin is a loose polyvinyl chloride resin with a particle size of 0.1-0.2 mm and is in the shape of cotton balls.
[0059] Specifically, the stabilizer includes 5 parts of tribasic lead sulfate and 1 part of dibasic lead stearate. More specifically, it has excellent thermal stability, long-term performance, good electrical insulation and weather resis...
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