A preparation method of orderly cross-linked ultra-strong and highly conductive graphene composite films with π bonds and covalent bonds
A graphene composite, graphene film technology, applied in graphene, chemical instruments and methods, carbon compounds, etc., can solve the problems of anisotropy of mechanical properties, low electrical conductivity of carbon fiber composite materials, and inability to meet requirements, and achieve high Anti-fatigue performance, excellent electromagnetic shielding effect
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Embodiment 1
[0035] Prepare 2mg / mL graphene oxide aqueous solution in advance: weigh 20mg graphene oxide, add 10mL deionized water, stir mechanically for 2h, then ultrasonically disperse for 15min, a brown transparent solution; prepare 3mg / mL 10,12-20 Pentacarbadiyn-1-ol (PCO) solution: Weigh 60 mg of PCO, add 20 mL of tetrahydrofuran (THF), and stir mechanically for 0.5 h; prepare 24 mmol / L of 1-pyrenebutyric acid N-hydroxysuccinimide ester (PSE) solution: Weigh 462.48 mg of PSE, add it to 50 mL of N,N-dimethylformamide (DMF), and stir mechanically for 0.5 h; prepare 24 mmol / L 1-aminopyrene (AP) solution: weigh Add 260.72mg of AP into 50mL of N,N-dimethylformamide (DMF), stir mechanically for 0.5h, prepare and use immediately; then assemble the graphene oxide aqueous solution prepared above into a self-supporting GO thin film; then place the GO thin film in the above-prepared PCO solution and soak it for 1 h, then wash it with THF for 2 to 3 times to remove unreacted PCO, then dry it with...
Embodiment 2
[0038] Prepare 2mg / mL graphene oxide aqueous solution in advance: weigh 20mg graphene oxide, add 10mL deionized water, stir mechanically for 2h, then ultrasonically disperse for 15min, a brown transparent solution; prepare 3mg / mL 10,12-20 Pentacarbadiyn-1-ol (PCO) solution: Weigh 60 mg of PCO, add 20 mL of tetrahydrofuran (THF), and stir mechanically for 0.5 h; prepare 24 mmol / L of 1-pyrenebutyric acid N-hydroxysuccinimide ester (PSE) solution: Weigh 462.48 mg of PSE, add it to 50 mL of N,N-dimethylformamide (DMF), and stir mechanically for 0.5 h; prepare 24 mmol / L 1-aminopyrene (AP) solution: weigh Add 260.72mg of AP into 50mL of N,N-dimethylformamide (DMF), stir mechanically for 0.5h, prepare and use immediately; then assemble the graphene oxide aqueous solution prepared above into a self-supporting GO thin film; then place the GO thin film in the above-prepared PCO solution and soak it for 1 h, then wash it with THF for 2 to 3 times to remove unreacted PCO, then dry it with...
Embodiment 3
[0041] Prepare 2mg / mL graphene oxide aqueous solution in advance: weigh 20mg graphene oxide, add 10mL deionized water, stir mechanically for 2h, then ultrasonically disperse for 15min, a brown transparent solution; prepare 3mg / mL 10,12-20 Pentacarbadiyn-1-ol (PCO) solution: Weigh 60 mg of PCO, add 20 mL of tetrahydrofuran (THF), and stir mechanically for 0.5 h; prepare 24 mmol / L of 1-pyrenebutyric acid N-hydroxysuccinimide ester (PSE) solution: Weigh 462.48 mg of PSE, add it to 50 mL of N,N-dimethylformamide (DMF), and stir mechanically for 0.5 h; prepare 24 mmol / L 1-aminopyrene (AP) solution: weigh Add 260.72mg of AP into 50mL of N,N-dimethylformamide (DMF), stir mechanically for 0.5h, prepare and use immediately; then assemble the graphene oxide aqueous solution prepared above into a self-supporting GO thin film; then place the GO thin film in the above-prepared PCO solution and soak it for 1 h, then wash it with THF for 2 to 3 times to remove unreacted PCO, then dry it with...
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