Preparation method of porous carbon base multi-ingredient nanometer composite material

A nanocomposite material, porous carbon technology, applied in nanotechnology, nanotechnology, nanotechnology for materials and surface science, etc., can solve the problems of complex process methods, lack of advantages, inability to provide pore structures, etc., to achieve the process process Simple, low cost and broad application prospects

Inactive Publication Date: 2017-01-04
SHANGHAI JIAO TONG UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

After searching, it is found that there are many patent publications on carbon-based nanomaterials. For example, in the patent with the publication number CN105702923A titled "A Manganese Oxide/Carbon/Carbon Nanotube Nano-Hybrid Material and Its Preparation Method and Application", manganese oxide The precursor solution is dispersed in a thermosetting resin monomer solvent, and the resin monomer can be used as a carbon source at the same time; then carbon nanotubes are introduce...

Method used

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  • Preparation method of porous carbon base multi-ingredient nanometer composite material
  • Preparation method of porous carbon base multi-ingredient nanometer composite material

Examples

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Embodiment 1

[0021] Dissolve 5g of rapeseed pollen purchased from Wang’s Honey Garden in about 100ml of absolute ethanol, wash it after ultrasonic oscillation at 40kHz for 5min, then wash it after ultrasonic oscillation at 40kHz for 25min, stir magnetically at 1000r / min at room temperature for 5min, and then suction filter , Wash, repeat this twice, and dry naturally. Take 0.05mmol PdCl 2 Dissolve the powder in 100ml of absolute ethanol to form a supersaturated solution, adjust its pH to 6, then filter with suction, and take the clear saturated solution in the upper layer as a primary impregnation solution. Immerse the pretreated pollen in the above primary dipping solution, stir it with 1000r / min magnetic force for 15h, then filter it with suction, wash it, dry it, and save it as the primary dipping product in the dark. Immerse the first impregnation product into 0.04mol / L SnCl 4 ·5H 2 O ethanol solution, magnetically stirred at 1000r / min for 8h, then suction filtered, washed, dried, p...

Embodiment 2

[0026] Dissolve 5g of rapeseed pollen purchased from Wang’s Honey Garden in about 100ml of absolute ethanol, wash it after ultrasonic oscillation at 40kHz for 5min, then wash it after ultrasonic oscillation at 40kHz for 25min, then magnetically stir at 1000r / min at room temperature for 5min and then pump Filter and wash, repeat this twice, and dry naturally. Take 0.05mmol PdCl 2 Dissolve the powder in 100ml of absolute ethanol to form a supersaturated solution, adjust its pH to 8, then filter with suction, and take the clear saturated solution in the upper layer as a primary impregnation solution. Immerse the pretreated pollen in the above primary dipping solution, stir it with 1000r / min magnetic force for 15h, then filter it with suction, wash it, dry it, and save it as the primary dipping product in the dark. Immerse the first impregnation product into 0.04mol / L SnCl 4 ·5H 2 O ethanol solution, magnetically stirred at 1000r / min for 8h, then suction filtered, washed, dried...

Embodiment 3

[0028] Dissolve 5g of rapeseed pollen purchased from Wang’s Honey Garden in about 100ml of absolute ethanol, wash it after ultrasonic oscillation at 40kHz for 5min, then wash it after ultrasonic oscillation at 40kHz for 25min, then magnetically stir at 1000r / min at room temperature for 5min and then pump Filter and wash, repeat this twice, and dry naturally. Take 0.05mmol PdCl 2Dissolve the powder in 100ml of absolute ethanol to form a supersaturated solution, adjust its pH to 8, then filter with suction, and take the clear saturated solution in the upper layer as a primary impregnation solution. Immerse the pretreated pollen in the above primary dipping solution, stir it with 1000r / min magnetic force for 15h, then filter it with suction, wash it, dry it, and save it as the primary dipping product in the dark. Immerse the first impregnation product into 0.04mol / L SnCl 4 ·5H 2 O ethanol solution, magnetically stirred at 1000r / min for 8h, then suction filtered, washed, dried,...

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Abstract

The invention discloses a preparation method of a porous carbon base multi-ingredient nanometer composite material. The method comprises the following steps of performing pretreatment on the natural biological materials with finely grade porous structures; using the materials as templates; performing step immersion by metal salt solution and atmosphere calcination treatment; preparing the multi-ingredient nanometer composite material which has the biological template finely grading structure, uses porous carbon as base bodies and carries different-ingredient nanometer units. The method provided by the invention has the advantages that the used templates are from wide easy-to-obtain natural biological materials; in addition, the carbon source can be easily provided; by selecting different metal salt solution and regulating the process parameters of different soaking processes and calcination processes, the control on multiple ingredients and fine micro-nanometer grading structures of final composite materials can be realized. The preparation method provided by the invention has the advantages that the operation is simple; the cost is low; in addition, flexibility and controllability are realized; the prepared nanometer composite material has wide application prospects in the fields of catalysis, sensing, lithium batteries and the like.

Description

technical field [0001] The invention relates to a method for preparing a multi-component nanocomposite material, in particular to a porous carbon formed by using a carbon material with a hierarchical porous structure as a matrix, and compounding nanostructures of different types of metals and metal compounds on the porous carbon matrix The invention discloses a method for preparing a matrix multi-component nanocomposite material, belonging to the technical field of carbon matrix composite materials. Background technique [0002] The industrial technology of modern civilization has provided sufficient products and brought great convenience to human life, but there are also environmental problems such as air pollution, water pollution, and low energy utilization efficiency. How to prepare environmentally friendly materials that can efficiently detect gases, promote the effective degradation of pollutants, improve energy utilization efficiency, and especially realize the functi...

Claims

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Application Information

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IPC IPC(8): C01B31/02B82Y30/00
CPCC01P2002/85C01P2004/03C01P2004/04
Inventor 苏慧兰续嘉桢武玲玲关玉张荻
Owner SHANGHAI JIAO TONG UNIV
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