CN105332014B - Plating solution for electrogalvanizing on the carbon nanotubes - Google Patents
Plating solution for electrogalvanizing on the carbon nanotubes Download PDFInfo
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- CN105332014B CN105332014B CN201510825098.9A CN201510825098A CN105332014B CN 105332014 B CN105332014 B CN 105332014B CN 201510825098 A CN201510825098 A CN 201510825098A CN 105332014 B CN105332014 B CN 105332014B
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Abstract
The invention discloses a kind of plating solution for being used for electrogalvanizing on the carbon nanotubes, the plating solution is the aqueous solution of zinc chloride, surfactant and conducting salt, is specifically comprised：50~200g/L of zinc chloride, 0.1~0.5g/L of surfactant, 30~100g/L of conducting salt, surplus are water.Electroplate liquid formulation of the present invention is simple, and the electroplate liquid using specific composition of the present invention and proportioning can make Nano-Zinc particle fairly evenly be coated on carbon nano tube surface, and be coated on the Nano-Zinc grain graininess of carbon nano tube surface in 28~35nm；Resulting materials can be as the enhancing phase for including the composites such as magnesium-based, aluminium base, copper-based, cadmium base, lead base, titanium-based, the final mechanical property for improving composite.
Description
Technical field
The present invention relates to a kind of electrogalvanizing liquid, and in particular to a kind of plating solution for being used for electrogalvanizing on the carbon nanotubes.
Background technology
Magnesium alloy is because having low-density (1.8g/cm3Left and right), high specific strength, high ratio modulus, high-dimensional stability, low-heat
The advantages that coefficient of expansion and good radiating and absorb shock resistance, and it is widely used in aviation, building materials, medical treatment, chemical industry
And food-processing industry.However, magnesium alloy because to stress concentration is sensitive and coefficient of elasticity lower limit its further apply.
CNT is widely used in compound because being used as a kind of enhancing phase with very high strength, toughness and modulus of elasticity
In material.It is poor with the wetability of parent metal but CNT is as a kind of inert material.In order to improve its deficiency, need
Will to CNT carry out surface modification, such as carbon nano tube surface aoxidize and metallize, although carbon nano tube surface energy of oxidation
Improve its wetability, but the excellent performance of CNT will be by certain destruction.Thus as a kind of enhancing Metal Substrate
Or alloy-based material, carbon nano tube surface metallization is by with unique advantage.At present, widely used is to carbon nanometer
Pipe electroplate/chemical nickel plating and plating/electroless copper.However, zinc, as a kind of cheap metal, its price is only the 1/ of copper
3 and the 1/5 of nickel, by CNT electroplate/electroless zinc plating will substantially reduce preparation cost.Meanwhile zinc is as a kind of
Alloying element, alloy can be formed with metals such as magnesium, aluminium, copper, cadmium, lead, titaniums.Therefore electrogalvanizing can not only carry on the carbon nanotubes
The wetability of high CNT and magnesium/magnesium alloy, and the presence of zinc can make magnesium/magnesium alloy that precipitation-hardening occur, and improve room temperature
Intensity.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of plating solution for being used for electrogalvanizing on the carbon nanotubes.Institute of the present invention
It is simple to state plating solution composition, plating umbrella is carried out to CNT using the plating solution, can obtain uniformly to coat on the carbon nanotubes and receive
The composite of rice zinc particle.
The plating solution of the present invention for being used for electrogalvanizing on the carbon nanotubes, the plating solution be zinc chloride, surfactant and
The aqueous solution of conducting salt, is specifically comprised：
50~200g/L of zinc chloride, 0.1~0.5g/L of surfactant, 30~100g/L of conducting salt, surplus are water.
Preferably, the composition of plating solution of the present invention is：
50~150g/L of zinc chloride, 0.1~0.4g/L of surfactant, 30~70g/L of conducting salt, surplus are water.
It is highly preferred that the composition of plating solution of the present invention is：
50~120g/L of zinc chloride, 0.1~0.3g/L of surfactant, 30~50g/L of conducting salt, surplus are water.
In above-mentioned technical proposal, described surfactant is selected from anion surfactant, cation surface activating
One kind in agent, zwitterionic surfactant and nonionic surfactant；Either selected from anion surfactant, two
Property ionic surface active agent and nonionic surfactant in any two or more combination；Either cationic surfactant
With the combination selected from one or both of zwitterionic surfactant and nonionic surfactant.Wherein：
Described anion surfactant can be existing conventional selection, can be specifically to be selected from DBSA
Sodium, lauryl sodium sulfate, dodecyl sodium sulfate, 1-isobutyl-3,5-dimethylhexylphosphoric acid, polyacrylic acid, OP-10, triton x-100 and
Combination more than one or both of polyvinyl alcohol.When the selection of anion surfactant is wherein any two or more
During combination, the proportioning between them can be any proportioning.
Described cationic surfactant can be existing conventional selection, can be specifically to be selected from cetyl trimethyl
Combinations more than one or both of ammonium bromide, hexadecyltrimethylammonium chloride and perfiuoroalkyl ammonium salts.Work as cation form
When the selection of face activating agent is wherein arbitrarily two or more combinations, the proportioning between them can be any proportioning.
Described zwitterionic surfactant can be existing conventional selection, can be specifically glycine betaine or dodecyl
The mixture that alanine or glycine betaine and dodecyl alanine form through arbitrary proportion.
Described nonionic surfactant can be existing conventional selection, can be specifically for selected from polysorbas20, tween
40th, one or both of polysorbate60, Tween 80, OP-10, triton x-100, Span 20, Span 40, Span 60 and Span 80
Combination above.When the selection of nonionic surfactant is wherein arbitrarily two or more combinations, the proportioning between them
It can be any proportioning.
In technical scheme of the present invention, CNT can be the CNT grown on different substrate materials, such as in aluminium
The CNT grown or the carbon grown on carbon paper or carbon cloth are received on the base material such as base, titanium-based, copper-based, stainless base steel
Mitron.
The compound method of plating solution of the present invention is same as the prior art, specifically, each group of respective amount is weighed by proportioning
Point, add a small amount of water to dissolve, then 1L is settled to water.
When carrying out electrogalvanizing to CNT using plating solution of the present invention, electroplating technology is identical with existing common process,
Specifically, it is zinc-plated it is preceding conventional pretreatment is first carried out to aluminium base CNT, including wettability treatment etc. before removing photoresist and/or plating.Electricity
During plating, using zine plate and/or zinc bar as anode material, current density is 0.2~1.5A/dm2, the temperature of plating is usually 5~60
DEG C, electroplating time is 0.5~5min.
The material of gained, which can be used as, after being electroplated using plating solution of the present invention to CNT includes magnesium-based, aluminium base, copper
The enhancing phase of the composites such as base, cadmium base, lead base, titanium-based.
Compared with prior art, the method have the characteristics that：
1st, a kind of plating solution of electrogalvanizing on the carbon nanotubes is provided, the plating solution only by zinc chloride, surfactant and is led
Electric salt composition, formula are simple.
2nd, using specific composition of the present invention and the electroplate liquid of proportioning Nano-Zinc particle can be made fairly evenly to coat
In carbon nano tube surface, and the Nano-Zinc grain graininess of carbon nano tube surface is coated in 28~35nm；Resulting materials can be made
As the enhancing phase for including the composite such as magnesium-based, aluminium base, copper-based, cadmium base, lead base, titanium-based, finally to improve composite
Mechanical property.
Brief description of the drawings
Fig. 1 is the aluminium base CNT (the aluminium base CNT i.e. as electroplating parts) before being electroplated in the present invention
Structural representation；
Fig. 2 shows for the structure of the aluminium base carbon nano tube compound material of gained after the technique plating as described in the embodiment of the present invention 1
It is intended to；
Fig. 3 is by the aluminium base CNT (the aluminium base CNT i.e. as electroplating parts) before being electroplated in the present invention
On CNT SEM figure；
Fig. 4 has zinc particle for Surface coating in the composite of gained after the technique plating as described in the embodiment of the present invention 1
The SEM figures of CNT.
In figure marked as：
1 aluminium foil；2 CNTs；3 zinc particles.
Embodiment
With reference to specific embodiment, the present invention is described in further detail, to more fully understand present disclosure, but
The present invention is not limited to following examples.
Embodiment 1
1) by aluminium base CNT, (for its structure as shown in figure 1, wherein 1 is aluminium foil, 2 be CNT；The CNT
Electron-microscope scanning figure such as Fig. 3 show) be soaked in alcohol 30min, then wash after, be soaked in containing lauryl sodium sulfate (0.4g/L)
Solution in soak 10min, then aluminium base CNT is washed at room temperature again；
2) the aluminium base CNT after processing is subjected to electrogalvanizing, the composition and electroplating technology of plating solution are as follows：
The Surface coating of gained has the aluminium base carbon nano tube compound material of Nano-Zinc particle 3 as shown in Fig. 2 wherein after plating
Wherein 1 is aluminium foil, and 3 be zinc particle；Surface includes the electron-microscope scanning figure of the CNT of Nano-Zinc particle 3 such as in resulting materials
Fig. 4 shows, has uniformly coated one layer of Nano-Zinc particle 3 on CNT as seen from Figure 4, the crystallite dimension of Nano-Zinc particle is about
For 28~35nm.
Embodiment 2
1) aluminium base CNT is soaked in into 10min in acetone to remove photoresist, after then washing, be soaked in containing dodecyl sulphate
10min is soaked in the solution of sodium (0.4g/L), is then again washed aluminium base CNT at room temperature；
2) the aluminium base CNT after processing is subjected to electrogalvanizing, the composition and electroplating technology of plating solution are as follows：
Embodiment 3
1) aluminium base CNT is soaked in into 10min in acetone to remove photoresist, after then washing, be soaked in containing dodecyl sulphate
10min is soaked in the solution of sodium (0.4g/L), is then again washed aluminium base CNT at room temperature；
2) the aluminium base CNT after processing is subjected to electrogalvanizing, the composition and electroplating technology of plating solution are as follows：
Embodiment 4
1) aluminium base CNT is soaked in into 10min in acetone to remove photoresist, after then washing, be soaked in containing dodecyl sulphate
10min is soaked in the solution of sodium (0.4g/L), is then again washed aluminium base CNT at room temperature；
2) the aluminium base CNT after processing is subjected to electrogalvanizing, the composition and electroplating technology of plating solution are as follows：
Claims (1)
1. the plating solution for electrogalvanizing on the carbon nanotubes, it is characterised in that：The plating solution is zinc chloride, surfactant and conduction
The aqueous solution of salt, is specifically comprised：
50~120g/L of zinc chloride, 0.1~0.3g/L of surfactant, 30~50g/L of conducting salt, surplus are water；
Described surfactant is selected from anion surfactant, cationic surfactant, amphion surface-active
One kind in agent and nonionic surfactant；Either selected from anion surfactant, zwitterionic surfactant and
Any two or more combination in nonionic surfactant；Either cationic surfactant is with being selected from amphion surface
The combination of one or both of activating agent and nonionic surfactant；
Described anion surfactant is selected from neopelex, lauryl sodium sulfate, dodecyl sodium sulfonate
Combination more than one or both of sodium and polyacrylic acid；
Described cationic surfactant is selected from cetyl trimethylammonium bromide, hexadecyltrimethylammonium chloride and complete
Combination more than one or both of fluoroalkyl ammonium salt；
Described zwitterionic surfactant is glycine betaine and/or dodecyl alanine；
Described nonionic surfactant be selected from 1-isobutyl-3,5-dimethylhexylphosphoric acid, polyvinyl alcohol, polysorbas20, polysorbate40, polysorbate60,
Group more than one or both of Tween 80, OP-10, triton x-100, Span 20, Span 40, Span 60 and Span 80
Close.
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| CN201510825098.9A CN105332014B (en) | 2015-11-24 | 2015-11-24 | Plating solution for electrogalvanizing on the carbon nanotubes |
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| CN105332014B true CN105332014B (en) | 2017-11-10 |
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| CN102560567B (en) * | 2012-01-19 | 2015-03-11 | 朱育盼 | Method for electrogalvanizing on surface of zinc alloy workpiece with blind holes |
| CN102586818A (en) * | 2012-03-05 | 2012-07-18 | 张家港市鹿苑电镀有限公司 | Zinc plating electrolyte |
| CN102995071A (en) * | 2012-10-12 | 2013-03-27 | 张家港祥新电镀材料有限公司 | Zinc-plating brightener for metal parts |
| CN103526248B (en) * | 2013-10-25 | 2016-08-24 | 苏州大学 | The plating method of modifying of carbon nano pipe array |
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