Graphene treatment agent, graphene reinforced composite material and preparation method thereof
A technology of graphene and treatment agent, which is applied in the field of graphene-reinforced composite material and its preparation, and graphene treatment agent, which can solve the problems of limited reinforcing effect of composite material, difficulty in uniform mixing of graphene, difficulty in solving particle agglomeration, etc. , to achieve the effect of high material bonding strength, not easy to loosen, and stable and reliable structure
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[0032] In some embodiments, a graphene composite material preparation method comprises the following steps:
[0033] First, put the graphene treatment agent of the above ratio into the reaction kettle, heat it in a water bath at 60-80°C, such as 70°C, preferably at a constant temperature; add 35-165 parts of graphene at the same time, and the reaction time is 6-18min; Increase the temperature, for example to 85°C, distill off the organic solvent to obtain a mixture of graphene and remaining organic components;
[0034] Mix and granulate the graphene and organic reagent mixture and plastic obtained by the above process through a twin-screw granulator, and then inject the obtained graphene-plastic mixed pellets with the surface of the metal / alloy substrate to obtain a metal / alloy Alloy-graphene reinforced composite material; the surface of the metal / alloy substrate is processed by NMT technology with nano-scale pores; the mold temperature is controlled between 125-145°C during i...
Embodiment 1
[0038] A graphene treatment agent, comprising:
[0039] 1000 parts of organic solvent, including 450 parts of methyl ether and 550 parts of diethyl ether;
[0040] 240 parts of diphenyl sulfide p-formyl chloride;
[0041] 25 parts of methyl thioparaben.
[0042] A method for preparing a graphene composite material, comprising the following steps:
[0043] First, put the graphene treatment agent of the above ratio into the reaction kettle, and heat it at a constant temperature in a 70°C water bath; at the same time, add 110 parts of graphene, and the reaction time is 6min; then adjust the temperature to 85°C, and evaporate the organic solvent Go out, obtain the mixture of graphene and remaining organic component;
[0044] The mixture of graphene and organic reagent obtained by the above process and polyphenylene sulfide are mixed and granulated by a twin-screw granulator, and then the obtained graphene-plastic mixed pellets are injection-molded with the surface of the metal / ...
Embodiment 2
[0047] A graphene treatment agent, comprising:
[0048] 1000 parts of organic solvent, including 400 parts of methyl ethyl ether and 600 parts of diethyl ether;
[0049] 40 parts of diphenyl sulfide to acetyl chloride;
[0050] 45 parts of methyl thioparaben + 100 parts of ethyl thioparaben.
[0051] A method for preparing a graphene composite material, comprising the following steps:
[0052] First, put the graphene treatment agent of the above ratio into the reaction kettle, and heat it at a constant temperature in a water bath at 70°C; at the same time, add 165 parts of graphene, and the reaction time is 15min; then adjust the temperature to 85°C, and evaporate the organic solvent Go out, obtain the mixture of graphene and remaining organic component;
[0053] The mixture of graphene and organic reagent obtained by the above process and polyphenylene sulfide are mixed and granulated by a twin-screw granulator, and then the obtained graphene-plastic mixed pellets are inject...
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Abstract
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