Lightweight imitation ceramic composite material and preparation method thereof
A composite material and imitation ceramic technology, which is applied in the field of lightweight imitation ceramic composite materials and its preparation, can solve the problems of easy distortion and deformation in normal use, easy breakage, high energy consumption for firing, etc., to overcome fragility, bulkiness, surface Smooth and delicate, low thermal conductivity effect
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Embodiment 1
[0013] Embodiment 1: A kind of light-weight imitation ceramic composite material, its composition and mass percentage are respectively: polyamide 25%, nano-ceramic powder 65%, coupling agent 0.5%, antioxidant 0.5%, zinc stearate 4% %, aluminum powder 5%.
[0014] In this embodiment, the coupling agent is a titanate coupling agent, and the antioxidant is a compound of hindered amine antioxidant and organic phosphite.
[0015] The preparation method of a light-weight imitation ceramic composite material specifically comprises the following steps:
[0016] (1) take the required raw material composition by said mass percentage;
[0017] (2) Nano-ceramic powder and aluminum powder are placed in a mixer and mixed uniformly, then sequentially add coupling agent, polyamide, antioxidant and zinc stearate and fully mix to be a premix;
[0018] (3) Place the premix obtained in step (2) in a twin-screw extruder for melt extrusion and granulation to obtain the lightweight imitation ceram...
Embodiment 2
[0019] Embodiment 2: a kind of light imitation ceramic composite material, its composition and mass percent are respectively: polyamide 25%, nano-ceramic powder 70%, coupling agent 0.6%, antioxidant 1%, zinc stearate 2% %, aluminum powder 1.4%.
[0020] In this embodiment, the coupling agent is a silane coupling agent, and the antioxidant is a hindered amine antioxidant.
[0021] The preparation method of a light-weight imitation ceramic composite material specifically comprises the following steps:
[0022] (1) take the required raw material composition by said mass percentage;
[0023] (2) Nano-ceramic powder and aluminum powder are placed in a mixer and mixed uniformly, then sequentially add coupling agent, polyamide, antioxidant and zinc stearate and fully mix to be a premix;
[0024] (3) Place the premix obtained in step (2) in a twin-screw extruder for melt extrusion and granulation to obtain the lightweight imitation ceramic composite material of the present invention...
Embodiment 3
[0025] Embodiment 3: a kind of light imitation ceramic composite material, its composition and mass percent are respectively: polyamide 25%, nano-ceramic powder 68%, coupling agent 0.2%, antioxidant 0.5%, zinc stearate 3.5% %, aluminum powder 2.8%.
[0026] In this embodiment, the coupling agent is a titanate coupling agent or a silane coupling agent, and the antioxidant is a hindered amine antioxidant and / or an organic phosphite.
[0027] The preparation method of a light-weight imitation ceramic composite material specifically comprises the following steps:
[0028] (1) take the required raw material composition by said mass percentage;
[0029] (2) Nano-ceramic powder and aluminum powder are placed in a mixer and mixed uniformly, then sequentially add coupling agent, polyamide, antioxidant and zinc stearate and fully mix to be a premix;
[0030] (3) Place the premix obtained in step (2) in a twin-screw extruder for melt extrusion and granulation to obtain the lightweight ...
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