Formula and preparation method of high-strength and high-toughness polyvinyl chloride pipe material
A polyvinyl chloride, high-strength and high-toughness technology is used in the formulation and preparation of high-strength and high-toughness polyvinyl chloride pipes, which can solve the problems of easy decomposition, poor plasticizing performance, and brittle product strength at low temperature, and achieve high tensile strength. , good compatibility, good flow performance
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[0040] Example 1
[0041] The formula of the high-strength and high-tough polyvinyl chloride pipe of the present embodiment, the weight ratio of its various components is as follows:
[0042]
[0043] The PVC resin in this embodiment refers to the PVC resin with a polymerization degree of 2500, and the addition amount is 10 parts.
[0044] The ACR-g-VC resin in this embodiment refers to a resin obtained by using polyacrylate nano-latex as a seed and polymerized with vinyl chloride monomer. The degree of polymerization is equivalent to that of general-purpose PVC resin SG5, and the addition amount is 90 parts.
[0045] The impact modifier of this embodiment is ACR resin, and the addition amount is 5 parts.
[0046] The heat stabilizer in this embodiment is selected from one or more compounds of organic tin, epoxy compound, and composite heat stabilizers, and the added amount of the stabilizer is 3.5 parts.
[0047] The lubricant in this embodiment is a mixture of internal...
Example Embodiment
[0053] Example 2
[0054] The formula of the high-strength and high-tough polyvinyl chloride pipe of the present embodiment, the weight ratio of its various components is as follows:
[0055]
[0056] The PVC resin in this embodiment refers to the PVC resin with a degree of polymerization of 2500, and the addition amount is 20 parts.
[0057] The ACR-g-VC resin in this embodiment refers to a resin obtained by using polyacrylate nano-latex as a seed and polymerized with vinyl chloride monomer. The degree of polymerization is equivalent to that of general-purpose PVC resin SG5, and the addition amount is 80 parts.
[0058] The impact modifier of this embodiment is ACR resin, and the addition amount is 5 parts.
[0059] The heat stabilizer in this embodiment is selected from one or more compounds of organic tin, epoxy compound, and composite heat stabilizers, and the added amount of the stabilizer is 3.5 parts.
[0060] The lubricant in this embodiment is a mixture of inter...
Example Embodiment
[0066] Example 3
[0067] The formula of the high-strength and high-tough polyvinyl chloride pipe of the present embodiment, the weight ratio of its various components is as follows:
[0068]
[0069] The PVC resin in this embodiment refers to the PVC resin with a degree of polymerization of 2500, and the addition amount is 30 parts.
[0070] The ACR-g-VC resin in this embodiment refers to a resin obtained by using polyacrylate nano-latex as a seed and polymerized with vinyl chloride monomer. The degree of polymerization is equivalent to that of general-purpose PVC resin SG5, and the addition amount is 70 parts.
[0071] The impact modifier of this embodiment is ACR resin, and the addition amount is 5 parts.
[0072] The heat stabilizer described in this embodiment is selected from one or more compounds of organotin, epoxy compound, and composite heat stabilizers, and the added amount is 3.5 parts.
[0073] The lubricant in this embodiment is a mixture of internal and ex...
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