CMR grade PVC (Polyvinyl Chloride) cable material as well as preparation method and application thereof
A technology of cable material and PVC resin, applied in the direction of plastic/resin/wax insulators, organic insulators, etc., can solve the problems of poor plasticization efficiency of flame-retardant plasticizers, hard data lines, and difficult data lines, etc., to achieve Effects of reducing hardness, improving softness, and improving flame retardancy
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[0019] Example 1
[0020] A CMR grade PVC cable material of this embodiment includes the following components in parts by weight:
[0021]
[0022]
[0023] Among them, the PVC resin is an environmentally friendly SG-3 PVC resin with a degree of polymerization of 1300.
[0024] The mesh number of aluminum hydroxide is 3000 mesh.
[0025] The purity of antimony trioxide is 99.8%.
[0026] A method for preparing the above-mentioned CMR grade PVC cable material includes the following steps:
[0027] S1: Combine PVC resin, dioctyl tetrabromophthalic anhydride, dioctyl terephthalate, diethylene glycol benzoate, magnesium carbonate, aluminum hydroxide, polyethylene wax, stearic acid, calcium and zinc composite stabilizer, Antimony trioxide is added to the high mixer to mix and plasticize;
[0028] S2: Feed the uniformly stirred raw materials directly into the twin-screw feeder for extrusion processing; then pass through the single-screw extrusion pelletizer for extruding and pelletizing;
[002...
Example Embodiment
[0030] Example 2
[0031] In this embodiment, a CMR grade PVC cable material of this embodiment includes the following components in parts by weight:
[0032]
[0033]
[0034] Among them, the degree of polymerization of PVC resin is 1400.
[0035] The mesh number of aluminum hydroxide is 4000 mesh.
[0036] The purity of antimony trioxide is 99.9%.
[0037] A method for preparing the above-mentioned CMR grade PVC cable material includes the following steps:
[0038] S1: Combine PVC resin, dioctyl tetrabromophthalic anhydride, dioctyl terephthalate, diethylene glycol benzoate, magnesium carbonate, aluminum hydroxide, polyethylene wax, stearic acid, calcium and zinc composite stabilizer, Antimony trioxide is added to the high mixer to mix and plasticize;
[0039] S2: Feed the uniformly stirred raw materials directly into the twin-screw feeder for extrusion processing; then pass through the single-screw extrusion pelletizer for extruding and pelletizing;
[0040] S3: CMR grade PVC cable ma...
Example Embodiment
[0041] Example 3
[0042] In this embodiment, a CMR grade PVC cable material of this embodiment includes the following components in parts by weight:
[0043]
[0044]
[0045] Among them, the PVC resin is an environmentally friendly SG-3 PVC resin with a degree of polymerization of 1500.
[0046] The mesh number of aluminum hydroxide is 5000 mesh.
[0047] The purity of antimony trioxide is 99.8%.
[0048] A method for preparing the above-mentioned CMR grade PVC cable material includes the following steps:
[0049] S1: Combine PVC resin, dioctyl tetrabromophthalic anhydride, dioctyl terephthalate, diethylene glycol benzoate, magnesium carbonate, aluminum hydroxide, polyethylene wax, stearic acid, calcium and zinc composite stabilizer, Antimony trioxide is added to the high mixer to mix and plasticize;
[0050] S2: Feed the uniformly stirred raw materials directly into the twin-screw feeder for extrusion processing; then pass through the single-screw extrusion pelletizer for extruding a...
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