CN108842172A - A kind of method that eutectic solvent electro-deposition prepares stainless steel coating - Google Patents
A kind of method that eutectic solvent electro-deposition prepares stainless steel coating Download PDFInfo
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- CN108842172A CN108842172A CN201810618905.3A CN201810618905A CN108842172A CN 108842172 A CN108842172 A CN 108842172A CN 201810618905 A CN201810618905 A CN 201810618905A CN 108842172 A CN108842172 A CN 108842172A
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- eutectic solvent
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- 239000002904 solvent Substances 0.000 title claims abstract description 54
- 230000005496 eutectics Effects 0.000 title claims abstract description 53
- 238000004070 electrodeposition Methods 0.000 title claims abstract description 36
- 239000011248 coating agent Substances 0.000 title claims abstract description 33
- 238000000576 coating method Methods 0.000 title claims abstract description 33
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 27
- 239000010935 stainless steel Substances 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000003792 electrolyte Substances 0.000 claims abstract description 20
- 239000011159 matrix material Substances 0.000 claims abstract description 15
- 150000003242 quaternary ammonium salts Chemical class 0.000 claims abstract description 14
- LJAOOBNHPFKCDR-UHFFFAOYSA-K chromium(3+) trichloride hexahydrate Chemical compound O.O.O.O.O.O.[Cl-].[Cl-].[Cl-].[Cr+3] LJAOOBNHPFKCDR-UHFFFAOYSA-K 0.000 claims abstract description 13
- SPIFDSWFDKNERT-UHFFFAOYSA-N nickel;hydrate Chemical compound O.[Ni] SPIFDSWFDKNERT-UHFFFAOYSA-N 0.000 claims abstract description 13
- 150000005846 sugar alcohols Polymers 0.000 claims abstract description 13
- 239000012153 distilled water Substances 0.000 claims abstract description 11
- 238000011010 flushing procedure Methods 0.000 claims abstract description 11
- 239000011651 chromium Substances 0.000 claims abstract description 10
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 9
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 239000011261 inert gas Substances 0.000 claims abstract description 7
- 238000002156 mixing Methods 0.000 claims abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 33
- 229910052742 iron Inorganic materials 0.000 claims description 17
- 239000002585 base Substances 0.000 claims description 12
- HTZCNXWZYVXIMZ-UHFFFAOYSA-M benzyl(triethyl)azanium;chloride Chemical compound [Cl-].CC[N+](CC)(CC)CC1=CC=CC=C1 HTZCNXWZYVXIMZ-UHFFFAOYSA-M 0.000 claims description 10
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910000648 terne Inorganic materials 0.000 claims description 4
- 239000001763 2-hydroxyethyl(trimethyl)azanium Substances 0.000 claims description 3
- 235000019743 Choline chloride Nutrition 0.000 claims description 3
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 3
- SGMZJAMFUVOLNK-UHFFFAOYSA-M choline chloride Chemical group [Cl-].C[N+](C)(C)CCO SGMZJAMFUVOLNK-UHFFFAOYSA-M 0.000 claims description 3
- 229960003178 choline chloride Drugs 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 235000016068 Berberis vulgaris Nutrition 0.000 claims description 2
- 241000335053 Beta vulgaris Species 0.000 claims description 2
- FBPFZTCFMRRESA-KVTDHHQDSA-N D-Mannitol Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-KVTDHHQDSA-N 0.000 claims description 2
- 229930195725 Mannitol Natural products 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims description 2
- 235000011187 glycerol Nutrition 0.000 claims description 2
- 235000010355 mannitol Nutrition 0.000 claims description 2
- 239000000594 mannitol Substances 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- 238000009713 electroplating Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 235000000396 iron Nutrition 0.000 abstract 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 15
- 229910052759 nickel Inorganic materials 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 244000137852 Petrea volubilis Species 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 238000002604 ultrasonography Methods 0.000 description 4
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000619 316 stainless steel Inorganic materials 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 229910021586 Nickel(II) chloride Inorganic materials 0.000 description 1
- 229910018487 Ni—Cr Inorganic materials 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 239000008139 complexing agent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 239000002659 electrodeposit Substances 0.000 description 1
- 239000000374 eutectic mixture Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 150000001261 hydroxy acids Chemical class 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000009856 non-ferrous metallurgy Methods 0.000 description 1
- 238000001579 optical reflectometry Methods 0.000 description 1
- 239000006259 organic additive Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- FZUJWWOKDIGOKH-UHFFFAOYSA-N sulfuric acid hydrochloride Chemical compound Cl.OS(O)(=O)=O FZUJWWOKDIGOKH-UHFFFAOYSA-N 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Classifications
-
- 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
- C25D3/66—Electroplating: Baths therefor from melts
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electroplating And Plating Baths Therefor (AREA)
Abstract
The present invention relates to a kind of methods that eutectic solvent electro-deposition prepares stainless steel coating, belong to Surface Engineering and technical field of surface.Under inert-gas environment, first quaternary ammonium salt and polyalcohol is formed into eutectic solvent after mixing, six water Nickel Chlorides, chromium chloride hexahydrate and four water irons, the eutectic solvent electrolyte being prepared then are added into eutectic solvent;Using chromium piece or inert electrode as anode, pretreated matrix is cathode, under conditions of to control eutectic solvent electrolyte temperature be 50~80 DEG C, tank voltage is 0.6~1.2V, anode and cathode distance are 1cm, 30~90min of electro-deposition in the eutectic solvent electrolyte being prepared, by the cathode base after electro-deposition through acetone, distilled water flushing, the coating of 304 or 316 stainless composition of steel can be obtained after dry on cathode base.Present invention seek to address that current efficiency present in existing stainless steel electroplating industry is low, it is difficult to the problems such as realizing clean manufacturing.
Description
Technical field
The present invention relates to a kind of methods that eutectic solvent electro-deposition prepares stainless steel coating, belong to Surface Engineering and surface
Processing technology field.
Background technique
Since stainless steel has good heat-resisting quantity, mechanical property and magnetic resistance performance, it is widely used in every field.
Meanwhile stainless steel has good corrosion resistance and biocompatibility in corrosive media, becomes the cheap biological device of exploitation
The ideal chose of part.Fe-Cr-Ni has an interesting and unique performance, rich iron plating corrosion resistance with higher and higher resistance to
Corrosion, rich nickel coating light reflectivity with higher and unique magnetism, if chromium content increases, alloy coat will have high hard
Degree and corrosion-resistant etc..Stainless steel coating is obtained by electro-deposition and replaces stainless steel products, can make full use of the above-mentioned excellent of stainless steel
Good characteristic, save the cost.At present there are mainly four types of the bath systems of electrodeposition of Fe-Cr-Ni alloy layer:Chloride system, sulphur
Silicate system, chloride-sulfate mixed system and DMF- water solution system, need to be added a variety of complexing agents and additive.Together
When organic additive in carbon can participate in deposition process, make Fe-Cr-Ni coating mix carbon, Coating composition be difficult to control, and
With evolving hydrogen reaction, operation difficulty increases, and current efficiency reduces.Therefore a kind of environmental-friendly, stable bath system is found
Have great importance.
Eutectic solvent is usually the quaternary ammonium salt and hydrogen-bond donor by certain stoichiometric ratio(Such as amide, hydroxy acid and polynary
The compounds such as alcohol)The eutectic mixture being composed.Eutectic solvent has electrochemical window mouth width, dissolubility and electric conductivity
Good, steam forces down and the advantages that good physical and chemical stability, is a kind of novel green solvent.In electrodeposit metals
Aspect, since eutectic solvent has good electric conductivity and relatively negative reduction potential, i.e. electrodepositable is obtained greatly at room temperature
The metal that majority can obtain in aqueous solution, and without side reaction, the metal quality because obtained from is good, and current efficiency is high.In addition, by
In the preparation process of eutectic solvent, simple, low in raw material price, makes the brand-new electrolyte of electro-deposition nickel chromium triangle research,
Non-ferrous metallurgy technology field has broad prospects.
Summary of the invention
For the above-mentioned problems of the prior art and deficiency, the present invention provides a kind of eutectic solvent electro-deposition preparation not
The method of rust steel coating.Present invention seek to address that current efficiency present in existing stainless steel electroplating industry is low, it is difficult to realize clear
The problems such as clean production.The invention is realized by the following technical scheme.
A kind of method that eutectic solvent electro-deposition prepares stainless steel coating, specific step is as follows:
Step 1, under inert-gas environment, be first 1 according to molar ratio by quaternary ammonium salt and polyalcohol:1~7 formed after mixing it is low
Then congruent melting solvent is that six water Nickel Chlorides, chromium chloride hexahydrate and four are added in 20~80 DEG C of eutectic solvent to temperature
Water iron, the eutectic solvent electrolyte being prepared;
Step 2, using chromium piece or inert electrode as anode, pretreated matrix be cathode, control eutectic solvent electrolyte
Under conditions of temperature is 50~80 DEG C, tank voltage is 0.6~1.2V, anode and cathode distance are 1cm, it is prepared in step 1
Eutectic solvent electrolyte in 30~90min of electro-deposition done by the cathode base after electro-deposition through acetone, distilled water flushing
The coating of 304 or 316 stainless composition of steel can be obtained after dry on cathode base.
Quaternary ammonium salt is choline chloride, benzyltriethylammonium chloride or beet alkali hydrochlorate in the step 1.
Polyalcohol is ethylene glycol, glycerine or mannitol in the step 1.
Six water Nickel Chlorides, chromium chloride hexahydrate and four water iron molar ratios are 1 in the step 1:6:3.
Inert electrode is graphite or terne metal in the step 2.
Matrix is copper sheet, mild steel or aluminium flake in the step 2.
The beneficial effects of the invention are as follows:The siderochrome nickel coating component content that can be prepared using this method and 304 and 316
Stainless steel is close, and the bright smooth densification of surface topography, strong with matrix binding ability, wearability and excellent corrosion resistance avoid
The harm of Cr VI plating solution, it is environmental-friendly.
Detailed description of the invention
Fig. 1 is that electro-deposition stainless steel coating SEM schemes on 1 Copper substrate of the embodiment of the present invention;
Fig. 2 is that electro-deposition stainless steel coating EDS schemes on 1 Copper substrate of the embodiment of the present invention.
Specific embodiment
With reference to the accompanying drawings and detailed description, the invention will be further described.
Embodiment 1
The method that the eutectic solvent electro-deposition prepares stainless steel coating, specific step is as follows:
Step 1, under inert-gas environment, be first 1 according to molar ratio by quaternary ammonium salt and polyalcohol:3 form 50mL after mixing
Then eutectic solvent is that six water Nickel Chlorides, chromium chloride hexahydrate and four water are added in 20 DEG C of eutectic solvent to temperature
Iron, the eutectic solvent electrolyte being prepared;Wherein quaternary ammonium salt is choline chloride, and polyalcohol is ethylene glycol;Six
Water Nickel Chloride, chromium chloride hexahydrate and four water iron molar ratios are 1:6:3;
Step 2, using chromium piece as anode, pretreated matrix(Copper sheet, pretreated process are that matrix is polished through sand paper, acetone
Ultrasound, then cold wind dries up after distilled water flushing)It is 60 DEG C, tank voltage in control eutectic solvent electrolyte temperature for cathode
Under conditions of being 1cm for 0.8V, anode and cathode distance, the electro-deposition in the eutectic solvent electrolyte that step 1 is prepared
It is stainless can to obtain 316 by the cathode base after electro-deposition through acetone, distilled water flushing, after dry on cathode base by 60min
The coating of composition of steel.
Electro-deposition stainless steel coating SEM figure is as shown in Figure 1, can be with from Fig. 1 on the Copper substrate that the present embodiment is prepared
Find out, stainless steel plated layer compact is smooth, strong with matrix binding ability.Electro-deposition stainless steel coating EDS figure is such as Fig. 2 institute on Copper substrate
Show, as can be seen from Figure 2 in coating Fe, Cr, Ni element content;It is examined using Shimadzu XRF-1800 type Xray fluorescence spectrometer
Surveying siderochrome nickel content in coating is respectively 71wt%, 17wt% and 12wt%.
Embodiment 2
The method that the eutectic solvent electro-deposition prepares stainless steel coating, specific step is as follows:
Step 1, under inert-gas environment, be first 1 according to molar ratio by quaternary ammonium salt and polyalcohol:1 forms 50mL after mixing
Then eutectic solvent is that six water Nickel Chlorides, chromium chloride hexahydrate and four water are added in 80 DEG C of eutectic solvent to temperature
Iron, the eutectic solvent electrolyte being prepared;Wherein quaternary ammonium salt is benzyltriethylammonium chloride, polyalcohol third
Triol;Six water Nickel Chlorides, chromium chloride hexahydrate and four water iron molar ratios are 1:6:3;
Step 2, using graphite as anode, pretreated matrix(Mild steel, pretreated process are that matrix is polished through sand paper, third
Ketone ultrasound, then cold wind dries up after distilled water flushing)For cathode, eutectic solvent electrolyte temperature is being controlled as 50 DEG C, slot electricity
Pressure is under conditions of 1.0V, anode and cathode distance are 1cm, and electricity is heavy in the eutectic solvent electrolyte that step 1 is prepared
Product 30min can obtain 316 not after dry by the cathode base after electro-deposition through acetone, distilled water flushing on cathode base
The coating of rust composition of steel(Iron, chromium, nickel content are respectively 70wt%, 16wt% and 14wt%).
Embodiment 3
The method that the eutectic solvent electro-deposition prepares stainless steel coating, specific step is as follows:
Step 1, under inert-gas environment, be first 1 according to molar ratio by quaternary ammonium salt and polyalcohol:6 form 50mL after mixing
Then eutectic solvent is that six water Nickel Chlorides, chromium chloride hexahydrate and four water are added in 80 DEG C of eutectic solvent to temperature
Iron, the eutectic solvent electrolyte being prepared;Wherein quaternary ammonium salt is benzyltriethylammonium chloride, polyalcohol third
Triol;Six water Nickel Chlorides, chromium chloride hexahydrate and four water iron molar ratios are 1:6:3;
Step 2, with terne metal(Lead content is 90wt%, remaining as tin)For anode, pretreated matrix(Aluminium flake, pretreatment
Process be matrix polish through sand paper, acetone ultrasound, then after distilled water flushing cold wind dry up)For cathode, eutectic is being controlled
Under conditions of dissolvent electrolytic solution temperature is 80 DEG C, tank voltage 0.6V, anode and cathode distance are 1cm, it is prepared in step 1
Eutectic solvent electrolyte in electro-deposition 90min, by the cathode base after electro-deposition through acetone, distilled water flushing, after dry
The coating of 316 stainless composition of steel can be obtained on cathode base(Iron, chromium, nickel content be respectively 73wt%, 16wt% and
11wt%).
Embodiment 4
The method that the eutectic solvent electro-deposition prepares stainless steel coating, specific step is as follows:
Step 1, under inert-gas environment, be first 1 according to molar ratio by quaternary ammonium salt and polyalcohol:7 form 50mL after mixing
Then eutectic solvent is that six water Nickel Chlorides, chromium chloride hexahydrate and four water are added in 60 DEG C of eutectic solvent to temperature
Iron, the eutectic solvent electrolyte being prepared;Wherein quaternary ammonium salt is benzyltriethylammonium chloride, polyalcohol third
Triol;Six water Nickel Chlorides, chromium chloride hexahydrate and four water iron molar ratios are 1:6:3;
Step 2, with terne metal(Lead content is 90wt%, remaining as tin)For anode, pretreated matrix(Aluminium flake, pretreatment
Process be matrix polish through sand paper, acetone ultrasound, then after distilled water flushing cold wind dry up)For cathode, eutectic is being controlled
Under conditions of dissolvent electrolytic solution temperature is 80 DEG C, tank voltage 1.2V, anode and cathode distance are 1cm, it is prepared in step 1
Eutectic solvent electrolyte in electro-deposition 40min, by the cathode base after electro-deposition through acetone, distilled water flushing, after dry
The coating of 304 stainless composition of steel can be obtained on cathode base(Iron, chromium, nickel content are respectively 74wt%, 18wt% and 8wt%).
In conjunction with attached drawing, the embodiment of the present invention is explained in detail above, but the present invention is not limited to above-mentioned
Embodiment within the knowledge of a person skilled in the art can also be before not departing from present inventive concept
Put that various changes can be made.
Claims (6)
1. a kind of method that eutectic solvent electro-deposition prepares stainless steel coating, it is characterised in that specific step is as follows:
Step 1, under inert-gas environment, be first 1 according to molar ratio by quaternary ammonium salt and polyalcohol:1~7 formed after mixing it is low
Then congruent melting solvent is that six water Nickel Chlorides, chromium chloride hexahydrate and four are added in 20~80 DEG C of eutectic solvent to temperature
Water iron, the eutectic solvent electrolyte being prepared;
Step 2, using chromium piece or inert electrode as anode, pretreated matrix be cathode, control eutectic solvent electrolyte
Under conditions of temperature is 50~80 DEG C, tank voltage is 0.6~1.2V, anode and cathode distance are 1cm, it is prepared in step 1
Eutectic solvent electrolyte in 30~90min of electro-deposition done by the cathode base after electro-deposition through acetone, distilled water flushing
The coating of 304 or 316 stainless composition of steel can be obtained after dry on cathode base.
2. the method that eutectic solvent electro-deposition according to claim 1 prepares stainless steel coating, it is characterised in that:It is described
Quaternary ammonium salt is choline chloride, benzyltriethylammonium chloride or beet alkali hydrochlorate in step 1.
3. the method that eutectic solvent electro-deposition according to claim 1 prepares stainless steel coating, it is characterised in that:It is described
Polyalcohol is ethylene glycol, glycerine or mannitol in step 1.
4. the method that eutectic solvent electro-deposition according to claim 1 prepares stainless steel coating, it is characterised in that:It is described
Six water Nickel Chlorides, chromium chloride hexahydrate and four water iron molar ratios are 1 in step 1:6:3.
5. the method that eutectic solvent electro-deposition according to claim 1 prepares stainless steel coating, it is characterised in that:It is described
Inert electrode is graphite or terne metal in step 2.
6. the method that eutectic solvent electro-deposition according to claim 1 prepares stainless steel coating, it is characterised in that:It is described
Matrix is copper sheet, mild steel or aluminium flake in step 2.
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CN109989080A (en) * | 2019-04-09 | 2019-07-09 | 西安交通大学 | A kind of method that polyhydroxy ionic liquid electrodeposition prepares steel surface high-tin bronze Corrosion Resistant Film |
CN110714212A (en) * | 2019-10-12 | 2020-01-21 | 常州大学 | Method for preparing super-hydrophobic nickel film in aqueous solution system by nickel chloride one-step method |
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CN106567110A (en) * | 2016-11-07 | 2017-04-19 | 昆明理工大学 | Method of electro-deposition of chromium-manganese alloy coating through deep-eutectic solvents |
CN107761142A (en) * | 2017-11-10 | 2018-03-06 | 昆明理工大学 | A kind of method of eutectic solvent Electrodeposition Bath of Iron evanohm coating |
CN108085723A (en) * | 2017-11-28 | 2018-05-29 | 昆明理工大学 | A kind of method of eutectic solvent Nickel-Chromium Electrodeposit coating |
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CN105821453A (en) * | 2016-04-27 | 2016-08-03 | 昆明理工大学 | Method for electro-deposition of bright chrome plating layer through low-eutectic-melting solvent |
CN106567110A (en) * | 2016-11-07 | 2017-04-19 | 昆明理工大学 | Method of electro-deposition of chromium-manganese alloy coating through deep-eutectic solvents |
CN107761142A (en) * | 2017-11-10 | 2018-03-06 | 昆明理工大学 | A kind of method of eutectic solvent Electrodeposition Bath of Iron evanohm coating |
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CN109989080A (en) * | 2019-04-09 | 2019-07-09 | 西安交通大学 | A kind of method that polyhydroxy ionic liquid electrodeposition prepares steel surface high-tin bronze Corrosion Resistant Film |
CN110714212A (en) * | 2019-10-12 | 2020-01-21 | 常州大学 | Method for preparing super-hydrophobic nickel film in aqueous solution system by nickel chloride one-step method |
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