CN103044681A - Preparation method for polyaniline/carbon nano tube/nano nickel powder material - Google Patents

Preparation method for polyaniline/carbon nano tube/nano nickel powder material Download PDF

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CN103044681A
CN103044681A CN2013100174456A CN201310017445A CN103044681A CN 103044681 A CN103044681 A CN 103044681A CN 2013100174456 A CN2013100174456 A CN 2013100174456A CN 201310017445 A CN201310017445 A CN 201310017445A CN 103044681 A CN103044681 A CN 103044681A
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polyaniline
carbon nanotube
powder material
nano
nickel powder
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赵东宇
郭巧凤
王覃
韩春华
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Heilongjiang University
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Heilongjiang University
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Abstract

The invention discloses a preparation method of a polyaniline/carbon nano tube/nano nickel powder material, which solves the problem that the polyaniline does not have electrical performance. The preparation method comprises the following steps of: 1. purifying a multi-wall carbon nano tube; 2. preparing a multi-wall carbon nano tube-nano nickel compound; and 3. preparing a nano nickel-carbon nano tube-polyaniline compound. The method is simple, and the prepared polyaniline/carbon nano tube/nano nickel powder material has high stability in air and has an excellent electrical performance. The method is applied to the fields of catalysts and capacitor materials.

Description

Polymerization of Polyaniline/carbon Nanotube/nano nickel powder material preparation method
Technical field
The present invention relates to Polymerization of Polyaniline/carbon Nanotube/nano nickel powder material preparation method.
Background technology
Polyaniline in numerous polymkeric substance (PANI) is because synthetic simple, stable preferably in the air, low price, high temperature resistant and antioxidant property is good, and there is higher electricity to lead and potential solution, the melt-processed possibility, easily film forming and film are soft, tough and tensile and have good advantages such as electrochromism, having a wide range of applications in fields such as general merchandise and high-tech. the kind specific character of polyaniline makes it at battery, anti-corrosion of metal, printing, the fields such as military affairs have extremely tempting application prospect, be considered to the conductive polymers that is hopeful to be applied in practice most, but because polyaniline itself does not have electric property, therefore limited its application.Nano-nickel powder is a kind of important magneticmetal material, all has wide practical use in many fields such as magnetic storage, medical diagnosis, conductive coating, sensor, catalysis and rechargeable batteries.Carbon nanotube (CNT) is as a kind of new carbon, and carbon nanotube has unique atomic structure, makes it show metal or characteristic of semiconductor, utilizes this characteristic, carbon nanotube can be made electrode.The surface effects of carbon nanotube, namely diameter is little, surface energy is high, Atomic coordinate is not enough, makes its Surface atomic mobility high, and easy and other material generation Electron Transfers on every side are therefore have broad application prospects in electrocatalysis and electroanalytical chemistry field.Use carbon nano tube modified electrode, but the activity of intensifier electrode improves to the isoionic selectivity of H+.The special construction that carbon nanotube possesses and performance make it become desirable composite material carrier.
Therefore carbon nanotube, nano-nickel powder and polyaniline are carried out compoundly, can make polyaniline have preferably electric property.
Summary of the invention
The present invention will solve the problem that polyaniline does not possess electric property, and Polymerization of Polyaniline/carbon Nanotube/nano nickel powder material preparation method is provided.
Polymerization of Polyaniline/carbon Nanotube of the present invention/nano nickel powder material preparation method is characterized in that Polymerization of Polyaniline/carbon Nanotube/nano nickel powder material preparation method realizes according to the following steps:
One, the purification process of multi-walled carbon nano-tubes: getting 0.5~1.5g carbon nanotube adding, 40~70ml quality percentage composition is that 98% sulfuric acid and 10~30ml quality percentage composition are 98% nitric acid, stir 1~3h at 60 ℃ of lower 300r/min, be cooled to room temperature, then used the distilled water filtering and washing 7~9 hours, last 50 ℃ of lower vacuum drying 24h;
Two, preparation multi-walled carbon nano-tubes-nano-nickel composite: the carbon nanotube of getting 0.5~1g nickel salt and 0.1~0.45g acidifying, add 3ml~4ml concentration and be the NaOH solution of 0.2mol/L and 3~4ml massfraction and be 80% hydrazine hydrate, stir and be transferred to the stainless steel autoclave, 120 ℃ of lower reaction 2~4h, then used distilled water flushing 2 hours, alcohol flushing 3~4 times is again at 50 ℃ of lower vacuum drying 20~28h;
Three, the preparation of nano nickel-carbon naotube-polyaniline mixture: a. is that the mixed in hydrochloric acid of 1.5ml/L is even with 0.5~1.5ml aniline and 12~15ml concentration, and ultrasonic concussion 3~6min obtains aniline-salts solution; B, get 0.3~0.5g nano nickel/carbon nanotube and add 3~5ml toluene and mix, ultrasonic 9~11min obtains B solution; C, B solution is placed three-necked bottle, adding 70~80ml concentration is 0.2mol/L Sodium dodecylbenzene sulfonate solution, and ultrasonic 9~11min forms solution C; D, aniline-salts solution constant pressure funnel is added drop-wise in the C solution with 2~4 seconds every speed, ultrasonic 10~20min forms emulsion; E, be 1: 1 configuration ammonium persulfate solution 10~12ml by aniline and ammonium persulphate mol ratio, then join in the emulsion, under 0~5 ℃ of condition of temperature, reaction 4~6h; Then use 5~6ml acetone breakdown of emulsion, use afterwards ethanol filtering and washing half an hour, distilled water suction filtration flushing 1 hour, 50 ℃ of vacuum-drying 20~28h.
Method of the present invention is simple, and preferably stability is arranged in the Polymerization of Polyaniline/carbon Nanotube of preparation/nano nickel powder material air, has simultaneously good electric property; The nano nickel particle diameter of the present invention's preparation is even, becomes ball-shaped, is connected stable chemical performance with the carbon nanotube chemical key; . the oxy radical on the carbon nano tube surface provides the binding site of a large amount of connection metal nickel, simultaneously, its effectively with the size control of nickel nano particle about 60nm, carbon nano tube surface uniformly can distribute.
Description of drawings
Fig. 1 is the XRD figure of the Polymerization of Polyaniline/carbon Nanotube/nano nickel powder material of test preparation;
Fig. 2 is the SEM figure of the Polymerization of Polyaniline/carbon Nanotube/nano nickel powder material of test preparation;
Fig. 3 is the cyclic voltammogram of the Polymerization of Polyaniline/carbon Nanotube/nano nickel powder material of test preparation; Wherein a is oxidation peak, and b is reduction peak;
Fig. 4 is the alternating-current impedance figure of the Polymerization of Polyaniline/carbon Nanotube/nano nickel powder material of test preparation.
Embodiment:
Embodiment one: present embodiment Polymerization of Polyaniline/carbon Nanotube/nano nickel powder material preparation method is characterized in that Polymerization of Polyaniline/carbon Nanotube/nano nickel powder material preparation method realizes according to the following steps:
One, the purification process of multi-walled carbon nano-tubes: getting 0.5~1.5g carbon nanotube adding, 40~70ml quality percentage composition is that 98% sulfuric acid and 10~30ml quality percentage composition are 98% nitric acid, stir 1~3h at 60 ℃ of lower 300r/min, be cooled to room temperature, then used the distilled water filtering and washing 7~9 hours, last 50 ℃ of lower vacuum drying 24h;
Two, preparation multi-walled carbon nano-tubes-nano-nickel composite: the carbon nanotube of getting 0.5~1g nickel salt and 0.1~0.45g acidifying, add 3ml~4ml concentration and be the NaOH solution of 0.2mol/L and 3~4ml massfraction and be 80% hydrazine hydrate, stir and be transferred to the stainless steel autoclave, 120 ℃ of lower reaction 2~4h, then used distilled water flushing 2 hours, alcohol flushing 3~4 times is again at 50 ℃ of lower vacuum drying 20~28h;
Three, the preparation of nano nickel-carbon naotube-polyaniline mixture: a. is that the mixed in hydrochloric acid of 1.5ml/L is even with 0.5~1.5ml aniline and 12~15ml concentration, and ultrasonic concussion 3~6min obtains aniline-salts solution; B, get 0.3~0.5g nano nickel/carbon nanotube and add 3~5ml toluene and mix, ultrasonic 9~11min obtains B solution; C, B solution is placed three-necked bottle, adding 70~80ml concentration is 0.2mol/L Sodium dodecylbenzene sulfonate solution, and ultrasonic 9~11min forms solution C; D, aniline-salts solution constant pressure funnel is added drop-wise in the C solution with 2~4 seconds every speed, ultrasonic 10~20min forms emulsion; E, be 1: 1 configuration ammonium persulfate solution 10~12ml by aniline and ammonium persulphate mol ratio, then join in the emulsion, under 0~5 ℃ of condition of temperature, reaction 4~6h; Then use 5~6ml acetone breakdown of emulsion, use afterwards ethanol filtering and washing half an hour, distilled water suction filtration flushing 1 hour, 50 ℃ of vacuum-drying 20~28h.
The method of present embodiment is simple, and preferably stability is arranged in the Polymerization of Polyaniline/carbon Nanotube of preparation/nano nickel powder material air, has simultaneously good electric property; The nano nickel particle diameter of present embodiment preparation is even, becomes ball-shaped, is connected stable chemical performance with the carbon nanotube chemical key; . the oxy radical on the carbon nano tube surface provides the binding site of a large amount of connection metal nickel, simultaneously, its effectively with the size control of nickel nano particle about 60nm, carbon nano tube surface uniformly can distribute.
Embodiment two: what present embodiment and embodiment one were different is: in the step 1 with distilled water filtering and washing 8h.Other is identical with embodiment one.
Embodiment three: what present embodiment and embodiment one were different is: 120 ℃ of lower reaction 3h in the step 2.Other is identical with embodiment one.
Embodiment four: what present embodiment and embodiment one were different is: in the step 2 at 50 ℃ of lower vacuum drying 24h.Other is identical with embodiment one.
Embodiment five: what present embodiment and embodiment one were different is: the mixed in hydrochloric acid that among the step a with 1ml aniline and 14ml concentration is 1.5ml/L is even.Other is identical with embodiment one.
Embodiment six: what present embodiment was different from one of embodiment one to five is: get 0.4g nano nickel/carbon nanotube among the step b and add the mixing of 4ml toluene.Other is identical with one of embodiment one to five.
Embodiment seven: what present embodiment was different from one of embodiment one to five is: the rate of addition in the steps d be 3 seconds every.Other is identical with one of embodiment one to five.
Embodiment eight: what present embodiment was different from one of embodiment one to five is: react 5h among the step e.Other is identical with one of embodiment one to five.
By following verification experimental verification beneficial effect of the present invention:
Test, this test Polymerization of Polyaniline/carbon Nanotube/nano nickel powder material preparation method, realize according to the following steps:
One, the purification process of multi-walled carbon nano-tubes: getting 1g carbon nanotube adding 40~70ml quality percentage composition is that 98% sulfuric acid and 10~30ml quality percentage composition are 98% nitric acid, stir 2h at 60 ℃ of lower 300r/min, be cooled to room temperature, then used the distilled water filtering and washing 8 hours, last 50 ℃ of lower vacuum drying 24h;
Two, preparation multi-walled carbon nano-tubes-nano-nickel composite: the carbon nanotube of getting 0.7g nickel salt and 0.25g acidifying, add NaOH solution that 3.5ml concentration is 0.2mol/L and 3.5ml massfraction and be 80% hydrazine hydrate, stir and be transferred to the stainless steel autoclave, 120 ℃ of lower reaction 3h, then with distilled water suction filtration flushing 2 hours, ethanol suction filtration flushing 4 times is again at 50 ℃ of lower vacuum drying 24h;
Three, the preparation of nano nickel-carbon naotube-polyaniline mixture: a. is that the mixed in hydrochloric acid of 1.5ml/L is even with 1ml aniline and 14ml concentration, and ultrasonic concussion 5min obtains aniline-salts solution; B, get 0.4g nano nickel/carbon nanotube and add 4ml toluene and mix, ultrasonic 10min obtains B solution; C, B solution is placed three-necked bottle, adding 75ml concentration is 0.2mol/L Sodium dodecylbenzene sulfonate solution, and ultrasonic 10min forms solution C; D, aniline-salts solution constant pressure funnel is added drop-wise in the C solution with 3 seconds every speed, ultrasonic 15min forms emulsion; E, be 1: 1 configuration ammonium persulfate solution 11ml by aniline and ammonium persulphate mol ratio, then join in the emulsion, under 0~5 ℃ of condition of temperature, reaction 5h; Then use 5.5mL acetone breakdown of emulsion, wash half an hour with the ethanol suction filtration afterwards, distilled water suction filtration flushing 1 hour, 50 ℃ of vacuum-drying 20~28h.
The Polymerization of Polyaniline/carbon Nanotube of this test preparation/nano nickel powder material preparation method is carried out the XRD test, the result as shown in Figure 1,, the polyaniline of doping all shows wider diffraction peak as shown in Figure 1, appear at respectively 2 θ=15 °, on the position of 20 ° and 25 °.2 θ values are 26.28 ° and locate very strong diffraction peak, and peak shape is comparatively sharp-pointed, and peak width at half height is less, is the characteristic peak of CNTs, corresponding to (002) crystal face of CNTs.Prepare simultaneously pure nano nickel particle, do not had the oxide impurity of other nickel.
The Polymerization of Polyaniline/carbon Nanotube of this test preparation/nano nickel powder material preparation method is advanced the SEM test, the result as shown in Figure 2, as shown in Figure 2 take nano nickel/carbon mano-tube composite as masterplate, generate filamentary structure, in SEM figure can with the appearance of seeing fibrous reticular structure and hole shape structural generation, this structure is conducive to improve seeing through property, thereby better ionogen storage power and more electrochemical reaction avtive spots are arranged, and is conducive to improve capacitance.
The Polymerization of Polyaniline/carbon Nanotube of this test preparation/nano nickel powder material preparation method is carried out cyclic voltammetry, the result as shown in Figure 3, a is oxidation peak, b is reduction peak; Can significantly see the redox peak from Fig. 3, show the characteristic feature of fake capacitance type electrical condenser.
The Polymerization of Polyaniline/carbon Nanotube of this test preparation/nano nickel powder material preparation method is carried out ac impedance measurement, the result as shown in Figure 4, as shown in Figure 4 under open circuit voltage, PANI in the matrix material is in half oxidation semi-reduction state, high frequency region impedance semicircle is very little, show that electrochemistry load transfer resistance is very little, electrochemical activity is higher.Can see at intermediate frequency zone, the alternating-current impedance curve all is 45 °, the feature of this rapid diffusion that is ion in the electrode, this result confirms mutually with the test result of cyclic voltammetric, and illustrative material can directly have the redox reaction of charge transfer in alkaline system.The straight line that low frequency region occurs is the performance that electrode has capacitance characteristic.

Claims (8)

1. Polymerization of Polyaniline/carbon Nanotube/nano nickel powder material preparation method, it is characterized in that Polymerization of Polyaniline/carbon Nanotube/nano nickel powder material preparation method realizes according to the following steps: one, the purification process of multi-walled carbon nano-tubes: getting 0.5~1.5g carbon nanotube adding, 40~70ml quality percentage composition is that 98% sulfuric acid and 10~30ml quality percentage composition are 98% nitric acid, stir 1~3h at 60 ℃ of lower 300r/min, be cooled to room temperature, then used the distilled water filtering and washing 7~9 hours, last 50 ℃ of lower vacuum drying 24h; Two, preparation multi-walled carbon nano-tubes-nano-nickel composite: the carbon nanotube of getting 0.5~1g nickel salt and 0.1~0.45g acidifying, add 3ml~4ml concentration and be the NaOH solution of 0.2mol/L and 3~4ml massfraction and be 80% hydrazine hydrate, stir and be transferred to the stainless steel autoclave, 120 ℃ of lower reaction 2~4h, then used distilled water flushing 2 hours, alcohol flushing 3~4 times is again at 50 ℃ of lower vacuum drying 20~28h; Three, the preparation of nano nickel-carbon naotube-polyaniline mixture: a. is that the mixed in hydrochloric acid of 1.5ml/L is even with 0.5~1.5ml aniline and 12~15ml concentration, and ultrasonic concussion 3~6min obtains aniline-salts solution; B, get 0.3~0.5g nano nickel/carbon nanotube and add 3~5ml toluene and mix, ultrasonic 9~11min obtains B solution; C, B solution is placed three-necked bottle, adding 70~80ml concentration is 0.2mol/L Sodium dodecylbenzene sulfonate solution, and ultrasonic 9~11min forms solution C; D, aniline-salts solution constant pressure funnel is added drop-wise in the C solution with 2~4 seconds every speed, ultrasonic 10~20min forms emulsion; E, be 1: 1 configuration ammonium persulfate solution 10~12ml by aniline and ammonium persulphate mol ratio, then join in the emulsion, under 0~5 ℃ of condition of temperature, reaction 4~6h; Then use 5~6ml acetone breakdown of emulsion, use afterwards ethanol filtering and washing half an hour, distilled water suction filtration flushing 1 hour, 50 ℃ of vacuum-drying 20~28h.
2. Polymerization of Polyaniline/carbon Nanotube according to claim 1/nano nickel powder material preparation method is characterized in that in the step 1 with distilled water filtering and washing 8h.
3. Polymerization of Polyaniline/carbon Nanotube according to claim 1 and 2/nano nickel powder material preparation method is characterized in that 120 ℃ of lower reaction 3h in the step 2.
4. Polymerization of Polyaniline/carbon Nanotube according to claim 3/nano nickel powder material preparation method is characterized in that in the step 2 at 50 ℃ of lower vacuum drying 24h.
5. Polymerization of Polyaniline/carbon Nanotube according to claim 4/nano nickel powder material preparation method is characterized in that among the step a with 1ml aniline and 14ml concentration being that the mixed in hydrochloric acid of 1.5ml/L is even.
6. Polymerization of Polyaniline/carbon Nanotube according to claim 5/nano nickel powder material preparation method is characterized in that getting among the step b 0.4g nano nickel/carbon nanotube and adds the mixing of 4ml toluene.
7. Polymerization of Polyaniline/carbon Nanotube according to claim 6/nano nickel powder material preparation method, it is characterized in that rate of addition in the steps d be 3 seconds every.
8. Polymerization of Polyaniline/carbon Nanotube according to claim 7/nano nickel powder material preparation method is characterized in that reacting 5h among the step e.
CN2013100174456A 2013-01-17 2013-01-17 Preparation method for polyaniline/carbon nano tube/nano nickel powder material Pending CN103044681A (en)

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Cited By (8)

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Publication number Priority date Publication date Assignee Title
CN103450681A (en) * 2013-08-31 2013-12-18 西北工业大学 Preparation method of nickel-plated coiled carbon nanotubes/polyaniline composite electromagnetic shielding material
CN104900416A (en) * 2015-06-01 2015-09-09 南通江海电容器股份有限公司 Preparation method of novel nickel @combined carbon electrode material
CN106633632A (en) * 2016-10-19 2017-05-10 黑龙江大学 Preparation method of epoxy resin/carbon nano-tube/nano nickel composite material
CN106735299A (en) * 2016-12-20 2017-05-31 哈尔滨工业大学(威海) A kind of graphene microchip loads the preparation method of nanometer nickle composite powder
CN108080025A (en) * 2017-12-21 2018-05-29 广东医科大学 A kind of preparation method of palladium base polyaniline package carbon nanotube catalyst and its application in Heck reactions
CN109056036A (en) * 2018-07-23 2018-12-21 北京工业大学 The preparation method of carbon naotube-polyaniline electrochromism laminated film
CN111584243A (en) * 2020-04-30 2020-08-25 璧靛悍 Mn (manganese)3O4-carbon nano tube-polyaniline super capacitor material and preparation method thereof
CN111729685A (en) * 2020-07-17 2020-10-02 安徽大学 Electrocatalytic material and preparation method and application thereof

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CN102604085A (en) * 2012-01-20 2012-07-25 黑龙江大学 Preparation method of polyaniline/carbon nano tube/nano-copper composite material
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CN102604085A (en) * 2012-01-20 2012-07-25 黑龙江大学 Preparation method of polyaniline/carbon nano tube/nano-copper composite material
CN102850543A (en) * 2012-09-28 2013-01-02 中国科学院宁波材料技术与工程研究所 Graphene/conductive polymer composite material and preparation method thereof

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103450681A (en) * 2013-08-31 2013-12-18 西北工业大学 Preparation method of nickel-plated coiled carbon nanotubes/polyaniline composite electromagnetic shielding material
CN104900416A (en) * 2015-06-01 2015-09-09 南通江海电容器股份有限公司 Preparation method of novel nickel @combined carbon electrode material
CN106633632A (en) * 2016-10-19 2017-05-10 黑龙江大学 Preparation method of epoxy resin/carbon nano-tube/nano nickel composite material
CN106735299A (en) * 2016-12-20 2017-05-31 哈尔滨工业大学(威海) A kind of graphene microchip loads the preparation method of nanometer nickle composite powder
CN106735299B (en) * 2016-12-20 2019-03-05 哈尔滨工业大学(威海) A kind of preparation method of graphene microchip load nanometer nickle composite powder
CN108080025A (en) * 2017-12-21 2018-05-29 广东医科大学 A kind of preparation method of palladium base polyaniline package carbon nanotube catalyst and its application in Heck reactions
CN109056036A (en) * 2018-07-23 2018-12-21 北京工业大学 The preparation method of carbon naotube-polyaniline electrochromism laminated film
CN111584243A (en) * 2020-04-30 2020-08-25 璧靛悍 Mn (manganese)3O4-carbon nano tube-polyaniline super capacitor material and preparation method thereof
CN111584243B (en) * 2020-04-30 2021-12-17 郭米娟 Mn (manganese)3O4-carbon nano tube-polyaniline super capacitor material and preparation method thereof
CN111729685A (en) * 2020-07-17 2020-10-02 安徽大学 Electrocatalytic material and preparation method and application thereof
CN111729685B (en) * 2020-07-17 2022-09-30 安徽大学 Electrocatalytic material and preparation method and application thereof

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Application publication date: 20130417