CN107723769A - A kind of preparation method of nano-crystal nickel material - Google Patents
A kind of preparation method of nano-crystal nickel material Download PDFInfo
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- CN107723769A CN107723769A CN201710999878.4A CN201710999878A CN107723769A CN 107723769 A CN107723769 A CN 107723769A CN 201710999878 A CN201710999878 A CN 201710999878A CN 107723769 A CN107723769 A CN 107723769A
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/10—Electrodes, e.g. composition, counter electrode
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/56—Electroplating: Baths therefor from solutions of alloys
- C25D3/562—Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of iron or nickel or cobalt
Abstract
The invention discloses a kind of preparation method of nano-crystal nickel material, specifically comprise the following steps：Step 1, cathode electrode and anode electrode are chosen, and sulphur is plated on anode using electro-plating method；Step 2, electrolyte is prepared；Step 3, nano crystals nickel material is prepared using electrolytic deposition technology in the electrolyte that step 2 is prepared.Method preparation process provided by the invention is simple, and between 30~300nm of crystallite dimension, the yield strength of material disclosure satisfy that the requirement of practice.
Description
Technical field
The invention belongs to nano-crystal nickel technical field of material, is related to a kind of preparation method of nano-crystal nickel material.
Background technology
Nickel, approximate silvery white, there is ductility firmly and there is ferromagnetic metallic element, it being capable of high polish and anti-corruption
Erosion, is mainly used in alloy and catalyst, and nickel is not soluble in water, and surface forms the oxide-film of densification, energy in humid air under normal temperature
Base metal is prevented to continue to aoxidize.
Nanocrystal refers to the crystalline material on nano-scale, or the nano particle with crystal structure, nanocrystal have
Critically important researching value, the electrically and thermally property of nanocrystal show very strong size-dependent, so as to logical
Careful manufacturing process is crossed to control these properties, nanocrystal can provide the crystal structure of unit, by studying these lists
The crystal structure of body can provide information to explain the behavior of macroscopical sample of analog material.And without considering complicated Grain-boundary and its
His crystal defect.
Crystal grain thinning method is for strengthening material process and a kind of method for using, and this is a kind of using a large amount of existing brilliant
The intensity of material is improved on boundary in limitation or dislocation motion, for existing nanocrystal nickel material, the yield strength of nickel material
Not enough, the requirement of practice can not be met.
The content of the invention
It is an object of the invention to provide a kind of preparation method of nano-crystal nickel material, this method preparation process is simple, crystal grain
Between 30~300nm of size, the yield strength of material disclosure satisfy that the requirement of practice.
The technical solution adopted in the present invention is a kind of preparation method of nano-crystal nickel material, and detailed process is as follows：
Step 1, cathode electrode and anode electrode are chosen, and sulphur is plated on anode using electro-plating method；
Step 2, electrolyte is prepared；
Step 3, nano crystals nickel material is prepared using electrolytic deposition technology in the electrolyte that step 2 is prepared.
The features of the present invention also resides in,
Cathode electrode selects titanium wherein in step 1；Anode electrode selects nickel, and in the plating system containing nickel plating solution,
Near minus plate, reaction product nickel sulfide will be made to be deposited on negative electrode in sulfur-containing compound solution instillation electroplate liquid.
Wherein the preparation process of electrode solution is in step 2：By sodium sulphate and boric acid with 3:4~10 mixed in molar ratio, and
Add deionized water.
Wherein the concentration of sodium sulphate is 100~180g/L.
The concentration of its mesoboric acid is 30~50g/L.
Wherein the addition of deionized water is 5~10mL.
The invention has the advantages that preparation technology of the present invention is simple, and it is easy to operate, sulphur, Neng Gouyou are plated on anode nickel
Effect reduces tank voltage, improves deposition velocity and electroplating efficiency.And the material that the present invention prepares has excellent mechanical property,
Tensile yield strength can reach 1.5~2.5GPa, disclosure satisfy that use demand.
Embodiment
With reference to embodiment, the present invention is described in detail.
A kind of preparation method of nano-crystal nickel material of the present invention, specifically comprises the following steps：
Step 1, cathode electrode and anode electrode are chosen, and sulphur is plated on anode using electro-plating method；
Step 2, electrolyte is prepared；
Step 3, nano crystals nickel material is prepared using electrolytic deposition technology in the electrolyte that step 2 is prepared.
Wherein cathode electrode selects titanium；Anode electrode selects nickel, and in the plating system containing nickel plating solution, by Containing Sulfur
In polymer solution instillation electroplate liquid near minus plate, reaction product nickel sulfide is set to be deposited on negative electrode.
Wherein cathode electrode selects stainless steel, and anode electrode selects graphite.
The preparation process of wherein electrode solution is：By sodium sulphate and boric acid with 3:4~10 mixed in molar ratio, and add go from
Sub- water.
Wherein the concentration of sodium sulphate is 100~180g/L.
The concentration of its mesoboric acid is 30~50g/L.
Wherein the addition of deionized water is 5~10mL.
Embodiment 1
Titanium is selected to select nickel as anode electrode as cathode electrode, and in the plating system containing nickel plating solution, by Containing Sulfur
In polymer solution instillation electroplate liquid near minus plate, reaction product nickel sulfide is set to be deposited on negative electrode.It is 100g/L's by concentration
Sodium sulphate and concentration are 30g/L boric acid with 3：4 ratio mixing, and 5mL deionized waters are added in mixed liquor, using electrode
Deposition technique prepares nano crystals nickel material.
Embodiment 2
Titanium is selected to select nickel as anode electrode as cathode electrode, and in the plating system containing nickel plating solution, by Containing Sulfur
In polymer solution instillation electroplate liquid near minus plate, reaction product nickel sulfide is set to be deposited on negative electrode.It is 120g/L's by concentration
Sodium sulphate and concentration are 35g/L boric acid with 3：5 ratio mixing, and 6mL deionized waters are added in mixed liquor, using electrode
Deposition technique prepares nano crystals nickel material.
Embodiment 3
Titanium is selected to select nickel as anode electrode as cathode electrode, and in the plating system containing nickel plating solution, by Containing Sulfur
In polymer solution instillation electroplate liquid near minus plate, reaction product nickel sulfide is set to be deposited on negative electrode.It is 150g/L's by concentration
Sodium sulphate and concentration are 45g/L boric acid with 3：8 ratio mixing, and 7mL deionized waters are added in mixed liquor, using electrode
Deposition technique prepares nano crystals nickel material.
Embodiment 4
Titanium is selected to select nickel as anode electrode as cathode electrode, and in the plating system containing nickel plating solution, by Containing Sulfur
In polymer solution instillation electroplate liquid near minus plate, reaction product nickel sulfide is set to be deposited on negative electrode.It is 150g/L's by concentration
Sodium sulphate and concentration are 50g/L boric acid with 3：9 ratio mixing, and 8mL deionized waters are added in mixed liquor, using electrode
Deposition technique prepares nano crystals nickel material.
Embodiment 5
Titanium is selected to select nickel as anode electrode as cathode electrode, and in the plating system containing nickel plating solution, by Containing Sulfur
In polymer solution instillation electroplate liquid near minus plate, reaction product nickel sulfide is set to be deposited on negative electrode.It is 180g/L's by concentration
Sodium sulphate and concentration are 50g/L boric acid with 3：10 ratio mixing, and 10mL deionized waters are added in mixed liquor, using electricity
Pole deposition technique prepares nano crystals nickel material.
Claims (6)
- A kind of 1. preparation method of nano-crystal nickel material, it is characterised in that：Specifically comprise the following steps：Step 1, cathode electrode and anode electrode are chosen, and sulphur is plated on anode using electro-plating method；Step 2, electrolyte is prepared；Step 3, nano crystals nickel material is prepared using electrolytic deposition technology in the electrolyte that step 2 is prepared.
- A kind of 2. preparation method of nano-crystal nickel material according to claim 1, it is characterised in that：It is cloudy in the step 1 Pole electrode selects titanium；Anode electrode selects nickel, and in the plating system containing nickel plating solution, sulfur-containing compound solution is instilled into electricity In plating solution near minus plate, reaction product nickel sulfide is set to be deposited on negative electrode.
- A kind of 3. preparation method of nano-crystal nickel material according to claim 1, it is characterised in that：It is electric in the step 2 The preparation process of pole liquid is：By sodium sulphate and boric acid with 3:4~10 mixed in molar ratio, and add deionized water.
- A kind of 4. preparation method of nano-crystal nickel material according to claim 3, it is characterised in that：The sodium sulphate it is dense Spend for 100~180g/L.
- A kind of 5. preparation method of nano-crystal nickel material according to claim 3, it is characterised in that：The concentration of the boric acid For 30~50g/L.
- A kind of 6. preparation method of nano-crystal nickel material according to claim 1, it is characterised in that：The deionized water Addition is 5~10mL.
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| CN201710999878.4A CN107723769A (en) | 2017-10-24 | 2017-10-24 | A kind of preparation method of nano-crystal nickel material |
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| CN201710999878.4A CN107723769A (en) | 2017-10-24 | 2017-10-24 | A kind of preparation method of nano-crystal nickel material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112680633A (en) * | 2020-12-07 | 2021-04-20 | 迈瑞沙(宁波)新材料科技有限公司 | Nickel-cobalt-sulfur composite material and preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101054672A (en) * | 2007-05-23 | 2007-10-17 | 泉州师范学院 | Coating technique for decoration chromium |
| CN102071441A (en) * | 2010-12-20 | 2011-05-25 | 中南大学 | Method for preparing material containing sulfur and nickel |
| CN106884190A (en) * | 2015-12-15 | 2017-06-23 | 中国科学院大连化学物理研究所 | A kind of preparation of classifying porous material and classifying porous material |
-
2017
- 2017-10-24 CN CN201710999878.4A patent/CN107723769A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101054672A (en) * | 2007-05-23 | 2007-10-17 | 泉州师范学院 | Coating technique for decoration chromium |
| CN102071441A (en) * | 2010-12-20 | 2011-05-25 | 中南大学 | Method for preparing material containing sulfur and nickel |
| CN106884190A (en) * | 2015-12-15 | 2017-06-23 | 中国科学院大连化学物理研究所 | A kind of preparation of classifying porous material and classifying porous material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112680633A (en) * | 2020-12-07 | 2021-04-20 | 迈瑞沙(宁波)新材料科技有限公司 | Nickel-cobalt-sulfur composite material and preparation method and application thereof |
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Application publication date: 20180223 |
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