Attapulgite/C2N one-dimensional/two-dimensional composite, preparation method and application
A technology of attapulgite and composite materials, applied in chemical instruments and methods, water/sludge/sewage treatment, chemical/physical processes, etc., to achieve simple preparation process, good chemical stability and environmental stability, and cost reduction Effect
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Embodiment 1
[0040] Embodiment 1: synthetic ATP / C 2 N-0.125 one-dimensional / two-dimensional composite materials:
[0041] (a) Attapulgite modification: Weigh 3g of dried attapulgite and 100mL of toluene into a four-neck flask in turn, stir at 60°C for 1 h, then add 2mL of silane coupling agent KH560, stir at 60°C for 2h, and then Wash with toluene and absolute ethanol, and dry at 60°C to obtain modified attapulgite (ATP-KH560).
[0042] (b) ATP / C 2 Preparation of N one-dimensional / two-dimensional composite materials: Weigh 0.4g modified attapulgite, 80mL methylpyrrolidone, 0.05g hexaaminobenzene trihydrochloride and 80mL concentrated sulfuric acid into a four-necked flask under an ice-water bath, and in N 2 Mix and stir for 4 hours under the atmosphere, transfer the mixed solution to a 70°C oil bath after reaching room temperature, and reflux at this temperature for 2 hours;
[0043] (c) Then add 0.056g hexaketonecyclohexane octahydrate and stir for 2h, finally add deionized water and ...
Embodiment 2
[0044] Embodiment 2: synthetic ATP / C 2 N-0.25 one-dimensional / two-dimensional composite materials:
[0045](a) Attapulgite modification: Weigh 6g of dried attapulgite and 100mL of toluene into a four-necked flask in turn, stir at 80°C for 0.5h, then add 5mL of silane coupling agent KH560, stir at 80°C for 2h, and then Wash with toluene and absolute ethanol, and dry at 60°C to obtain modified attapulgite (ATP-KH560);
[0046] (b) ATP / C 2 Preparation of N one-dimensional / two-dimensional composite materials: Weigh 0.4g modified attapulgite, 80mL methylpyrrolidone, 0.1g hexaaminobenzene trihydrochloride and 80mL concentrated sulfuric acid into a four-neck flask under an ice-water bath, and in N 2 Mix and stir for 2 hours under the atmosphere, transfer the mixed solution to an oil bath at 80°C after reaching room temperature, and reflux at this temperature for 2 hours;
[0047] (c) Then add 0.11g of hexaketonecyclohexane octahydrate and stir for 4 hours, finally add deionized w...
Embodiment 3
[0048] Embodiment 3: synthetic ATP / C 2 N-0.375 one-dimensional / two-dimensional composite materials:
[0049] (a) Attapulgite modification: Weigh 10g of dried attapulgite and 120mL of toluene into a four-neck flask in turn, stir at 60°C for 1h, then add 8mL of silane coupling agent KH560, stir at 60°C for 2h, then use Wash with toluene and absolute ethanol, and dry at 60°C to obtain modified attapulgite (ATP-KH560).
[0050] (b) ATP / C 2 Preparation of N one-dimensional / two-dimensional composite materials: Weigh 0.4g modified attapulgite, 80mL methylpyrrolidone, 0.15g hexaaminobenzene trihydrochloride and 80mL concentrated sulfuric acid into a four-neck flask under an ice-water bath, and in N 2 Mix and stir for 2 hours under the atmosphere, transfer the mixed solution to an oil bath at 80°C after reaching room temperature, and reflux at this temperature for 2 hours;
[0051] (c) Then add 0.17g hexaketonecyclohexane octahydrate and stir for 4h, finally add deionized water and...
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