High dielectric property polypropylene/nylon/whisker composite material and preparation method thereof
A composite material, polypropylene technology, applied in high dielectric performance polypropylene/nylon/whisker composite material and its preparation, reinforced polypropylene/nylon composite material and its preparation field, can solve the problem of large molding shrinkage, low Water absorption, not easy to dye, etc., to achieve good dielectric properties and high tensile strength
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[0019] The present invention will be described in detail below in conjunction with specific examples and comparative examples.
[0020] The raw materials used in the following specific examples and comparative examples are as follows, but the raw materials used in this application are not limited to the specific models of the raw materials disclosed below.
[0021] Polypropylene (PP): The melt flow rate is 30g / 10min, the brand is CNOOC and Shell EP548R; ceramic whiskers: silicon carbide, potassium titanate, aluminum borate; silane coupling agent: γ-aminopropyl triethoxy Silane (KH550), γ-glycidoxypropyltrimethoxysilane (KH560), γ-(methacryloxy)propyltrimethoxysilane (KH570); Nylon: PA1010, produced by Shanghai Celluloid Factory ; Compatibilizer: laboratory-made, maleic anhydride grafted polypropylene with a maleic anhydride grafting rate of 0.88%; heat stabilizer: phosphite ester heat stabilizer selects Albemarle 1010, phenolic heat stabilizer selects Yabao Bao 168; processing aid...
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