Automotive polyvinyl chloride interior trimming panel and preparation method thereof
A technology for automotive interior panels and polyvinyl chloride, applied in sustainable manufacturing/processing, chemical industry, climate sustainability, etc., can solve problems such as hardness and strength that are difficult to achieve and easy to break, and achieve hardness and bending strength Large size, good wear resistance and uniformity, and the effect of prolonging the start-up time
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Embodiment 1
[0018] The polyvinyl chloride automotive interior panel is composed of the following raw materials in parts by weight: 80 parts of polyvinyl chloride SG8 type resin, 40 parts of heavy calcium, 10 parts of recycled wood-plastic materials, 3 parts of foam regulator HL-90, 1 part of foam regulator HL-100, 3.0 parts of calcium zinc stabilizer, 0.1 part of internal lubricant sp-60, 0.6 part of PE wax, 0.2 part of N-14P, 0.4 part of plasticizer OA6, exothermic AC foam 0.5 parts of agent, 1.2 parts of endothermic NS-603 foaming agent, 5 parts of wood flour, 2 parts of processing aid 736.
[0019] The main component of the processing aid 736 is acrylonitrile-butadiene-styrene copolymer.
[0020] The preparation method of described polyvinyl chloride automobile trim panel, comprises the following steps:
[0021] Put the polyvinyl chloride SG8 type resin and small materials into the hot mixing pot, raise the temperature of the hot mixing pot to 90°C and heat mix for 8 minutes, then put...
Embodiment 2
[0024] The polyvinyl chloride automotive interior panel is composed of the following raw materials in parts by weight: 100 parts of polyvinyl chloride SG8 type resin, 50 parts of heavy calcium, 20 parts of recycled wood-plastic materials, 4 parts of foam regulator HL-90, Foam regulator HL-100 2 parts, calcium zinc stabilizer 3.2 parts, internal lubricant sp-60 0.2 parts, PE wax 0.8 parts, N-14P 0.3 parts, plasticizer OA6 0.5 parts, exothermic AC foaming 0.6 parts of agent, 1.3 parts of endothermic NS-603 foaming agent, 6 parts of wood flour, and 3 parts of processing aid 736.
[0025] The preparation method of described polyvinyl chloride automobile trim panel, comprises the following steps:
[0026] Put the polyvinyl chloride SG8 resin and small materials into the hot mixing pot, raise the temperature of the hot mixing pot to 100°C and heat mix for 13 minutes, then put in the foam regulator, heat mix at 130°C for 8 minutes, and then put in Calcium powder is hot mixed for 5 m...
Embodiment 3
[0029] The polyvinyl chloride automotive interior panel is composed of the following raw materials in parts by weight: 85 parts of polyvinyl chloride SG8 type resin, 45 parts of heavy calcium, 15 parts of recycled wood-plastic materials, 3.5 parts of foam regulator HL-90, 1.5 parts of foam regulator HL-100, 3.1 parts of calcium zinc stabilizer, 0.15 parts of internal lubricant sp-60, 0.7 parts of PE wax, 0.25 parts of N-14P, 0.45 parts of plasticizer OA6, exothermic AC foam 0.55 parts of agent, 1.25 parts of endothermic NS-603 foaming agent, 2.2 parts of wood flour, 2.5 parts of processing aid 736.
[0030] The preparation method of described polyvinyl chloride automobile trim panel, comprises the following steps:
[0031]Put the polyvinyl chloride SG8 resin and small materials into the hot mixing pot, raise the temperature of the hot mixing pot to 95°C and heat mix for 10 minutes, then put in the foam regulator, heat mix at 125°C for 5 minutes, and then put in Calcium powder...
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