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Preparation method for Pd / PANI nano composite material

A nano-composite material, stable technology, applied in chemical instruments and methods, organic compounds/hydrides/coordination complex catalysts, chemical/physical processes, etc. High-level problems, to achieve the effect of protecting physical health, simple and easy operation, and reducing the amount of use

Inactive Publication Date: 2015-11-18
ANHUI UNIV OF SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

The photosynthetic methods reported recently mainly focus on high-energy radiation with high cost such as gamma rays [Chem. source, which not only increases the cost of the experimental operation, but also seriously threatens the health of the operator

Method used

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  • Preparation method for Pd / PANI nano composite material
  • Preparation method for Pd / PANI nano composite material
  • Preparation method for Pd / PANI nano composite material

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] 1. Weigh 0.8gSDS, 0.012gNaCl, 0.0058gPdCl 2 and 2 mL of water in a reaction vessel, placed in a water bath at 33 ° C to dissolve, to obtain a yellow-brown viscous liquid, under magnetic stirring, 2.95 mL of cyclohexane was added dropwise to obtain a yellow-brown unstable emulsion, and then added dropwise 0.38mL of n-amyl alcohol to obtain a translucent yellow-brown stable gel, namely component A;

[0027] 2. Place component A under a 15W energy-saving lamp for parallel irradiation for 36 hours, and the yellow-brown stable gel reacts to dark brown to obtain component B;

[0028] 3. Add 0.024 ml of An to component B and stir to obtain component C;

[0029] 4. Add 0.0596g APS, 0.012g NaCl, 2.3ml water, and 0.8g SDS to a 50ml beaker to dissolve, and place it in a water bath at 34.9°C to dissolve to obtain a colorless transparent viscous liquid. Add 2.96mL of cyclohexane dropwise under magnetic stirring alkane to obtain a milky white unstable emulsion, then 0.25 mL of n-am...

Embodiment 2

[0034] 1. Weigh 0.8gSDS, 0.012gNaCl, 0.0058gPdCl 2 and 2.2 mL of water in a reaction vessel, placed in a water bath at 34.8 ° C to dissolve, to obtain a yellow-brown viscous liquid, 2.96 mL of cyclohexane was added dropwise under magnetic stirring to obtain a yellow-brown unstable emulsion, and then added dropwise Add 0.34mL n-amyl alcohol to obtain a translucent yellow-brown stable gel, namely component A;

[0035] 2. Place component A under a 3W energy-saving lamp for parallel irradiation for 60 hours, and the yellow-brown stable gel reacts to dark brown to obtain component B;

[0036] 3. Add 0.024 ml of An to component B and stir to obtain component C;

[0037] 4. Add 0.0596g APS, 0.012g NaCl, 2.5ml water, and 0.8g SDS to a 50ml beaker to dissolve, and place it in a water bath at 35.6°C to dissolve to obtain a colorless transparent viscous liquid. Add 3.00mL of cyclohexane dropwise under magnetic stirring alkane to obtain a milky white unstable emulsion, then 0.23 mL of n...

Embodiment 3

[0041] 1. Weigh 0.8gSDS, 0.012gNaCl, 0.0058gPdCl 2 and 2.5mL of water in a reaction vessel, sealed and dissolved in a water bath at 36.5°C to obtain a yellow-brown viscous liquid, and 2.98mL of cyclohexane was added dropwise under magnetic stirring to obtain a yellow-brown unstable emulsion, then Add 0.20 mL of n-amyl alcohol dropwise to obtain a translucent yellow-brown stable gel, namely component A;

[0042] 2. Place component A under a 65W energy-saving lamp for parallel irradiation for 24 hours, and the yellow-brown stable gel reacts to dark brown to obtain component B;

[0043] 3. Add 0.0024ml of An to component B and stir to obtain component C;

[0044] 4. Add 0.0596g APS, 0.012g NaCl, 3.0ml water, and 0.8g SDS to a 50ml beaker to dissolve, seal it and dissolve it in a water bath at 37.0°C to obtain a colorless transparent viscous liquid. Add 2.96mL ring under magnetic stirring. hexane to obtain a milky white unstable emulsion, then dropwise add 0.20 mL of n-amyl alco...

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Abstract

The present invention discloses a preparation method for a Pd / PANI nano composite material. The method comprises: adding palladium chloride, sodium chloride, water, sodium lauryl sulfate, pentanol and cyclohexane in proportion into a reactor, and heating and stirring to obtain a component A; placing the component A under an energy-saving lamp for illumination to obtain a component B; adding aniline into the component B to obtain a component C; adding ammonium persulfate, sodium chloride, water, sodium lauryl sulfate, pentanol, cyclohexane, and hydrochloric acid into the reactor, and heating and stirring to obtain a component D; mixing the component C with the component D to obtain a component E; placing the component E under the energy-saving lamp for illumination to obtain a component F; and obtaining the Pd / PANI nano composite material after carrying post-processing procedures such as washing, drying and the like of the component F, and modifying an electrode with the Pd / PANI nano composite material. The Pd / PANI nano composite material has good electro-catalytic activity on methane, thereby indicating that the product used as as an electrode material has a broad application prospect. According to the preparation method, the conditions are mild, the product is uniform, the equipment is simple and large-scale production is liable to realize.

Description

technical field [0001] The invention relates to a preparation method of Pd / PANI nanocomposite material. Background technique [0002] Conductive polymer / precious metal nanocomposite is a new type of organic-inorganic composite material, which retains the high environmental stability, controllability, high conductivity, unique electrochemical properties and precious metal nanoparticles of conductive polymer materials. On the basis of its unique optical and catalytic properties, the composite materials obtained by combining the two have improved electrical properties, electrochemical response properties, sensing properties and catalytic properties compared with the matrix polyaniline. Compared with other conductive polymers, polyaniline (PANI) has become an ideal carrier for the preparation of noble metal nanocatalysts due to its unique high conductivity and redox properties. of concern [Chem. Mater., 2007, 19(3): 520-525] [ACS Nano, 2011, 5(5): 3469-3474]. [0003] Methane ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08G73/02C08K3/08C08L79/02B01J31/06
Inventor 王艳丽卞玲谭德新胡伟马静陶玉仑
Owner ANHUI UNIV OF SCI & TECH