CN107675149A - A kind of method of ceramic grain surface nickel plating - Google Patents

A kind of method of ceramic grain surface nickel plating Download PDF

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Publication number
CN107675149A
CN107675149A CN201710680064.4A CN201710680064A CN107675149A CN 107675149 A CN107675149 A CN 107675149A CN 201710680064 A CN201710680064 A CN 201710680064A CN 107675149 A CN107675149 A CN 107675149A
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plating
solution
drying
zircon corundum
corundum ceramics
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Inventor
陈晓
苏勇
龚胜伟
胡朝晖
陈学兵
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ANHUI FENGXING WEAR RESISTANT MATERIALS Ltd
Hefei University of Technology
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ANHUI FENGXING WEAR RESISTANT MATERIALS Ltd
Hefei University of Technology
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Priority to CN201710680064.4A priority Critical patent/CN107675149A/en
Publication of CN107675149A publication Critical patent/CN107675149A/en
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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/31—Coating with metals
    • C23C18/32—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
    • C23C18/34—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron using reducing agents
    • C23C18/36—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron using reducing agents using hypophosphites
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/18—Pretreatment of the material to be coated
    • C23C18/1851—Pretreatment of the material to be coated of surfaces of non-metallic or semiconducting in organic material
    • C23C18/1855—Pretreatment of the material to be coated of surfaces of non-metallic or semiconducting in organic material by mechanical pretreatment, e.g. grinding, sanding
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/18—Pretreatment of the material to be coated
    • C23C18/1851—Pretreatment of the material to be coated of surfaces of non-metallic or semiconducting in organic material
    • C23C18/1872—Pretreatment of the material to be coated of surfaces of non-metallic or semiconducting in organic material by chemical pretreatment
    • C23C18/1886—Multistep pretreatment
    • C23C18/1893—Multistep pretreatment with use of organic or inorganic compounds other than metals, first

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  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemically Coating (AREA)

Abstract

A kind of method of ceramic grain surface nickel plating proposed by the present invention, comprises the following steps：With sand paper polishing Zircon corundum ceramics particle, after reaching predetermined roughness, Zircon corundum ceramics particle is put into absolute alcohol, cleaned using ultrasonic oscillation, coarsening solution is put into after drying to be roughened, it is sensitized after cleaning, drying, is put into after sensitization in acetone soln, is cleaned using ultrasonic wave, it is put into activating solution and is activated after drying, it is put into after the dry baking of cleaning in chemical plating fluid and carries out plating, drying is rinsed after the completion of plating, that is, obtains finished product.A kind of ceramic grain surface nickel plating process proposed by the present invention, improves Zircon corundum ceramics particle and the real table area of nickel metal surface, so as to improve the bond strength of ceramic particle and nickel metal；Reaction efficiency is improved, shortens plating time, Zircon corundum ceramics particle surface has metallic luster after plating, and nickel plating is uniform, has good corrosion resistance and has certain antiwear property.

Description

A kind of method of ceramic grain surface nickel plating
Technical field
The present invention relates to ceramic grain surface process field, more particularly to a kind of method of ceramic grain surface nickel plating.
Background technology
It is well known that contacting with each other or two objects of relative motion, its surface can all rub, ordinary circumstance Under, often again along with abrasion during friction, and when wearing to a certain extent, inevitably result in the mistake of various machines or parts Effect, brings great potential safety hazard.China is a manufacture big country again, in China, similar to metallurgy, mine, building materials, electric power, The departments such as coal are very big to the usage amount of mining machinery, engineering machinery and various crushing and grinding equipment, and these equipment are typically all transported Row under bad working environments, a part of parts due to being worn by the various materials such as sandstone, ore, soil and abrasive body, A large amount of metals are consumed per annual meeting.So improving the wearability of material and its service life has very important economic implications and shows Sincere justice.
Under actual condition, some fragile parts not only there is abrasive wear, and be usually associated with corrosive wear with High temperature wear, it is in a kind of synergic wear operating mode, many factors interaction, exacerbates the wear out failure of part.This is a kind of Operating mode is common in the industrial productions such as mine, metallurgy, building materials, such as conveys the underflow pump containing coal slime, spoil, its internal rapid wear zero Part Anti-wear wear plate, corrode again by flow medium while erosive wear is born, service life is very short, the piece volumes Though small, technical requirements are high, and manufacture difficulty is larger.Under this similar synergic wear working condition, for fragile part Consumption it is very large.So for this parts run under bad working environments, if it is possible to simply had using one kind The preparation technology of effect, also ensure that inside has certain impact flexibility while its working surface obtains high rigidity, then can Greatly promote its wearability and service life.The research of ceramic particle reinforced metal base wearing composite material causes many correlations The attention of domain expert, pertinent literature show, can not only in the certain thickness hard particles of wear-resistant metal material surface recombination The reliability and service life of quick-wear part are improved, can also improve the performance and quality of quick-wear part, it is economical for improving Benefit, promote the development of new and high technology and save energy etc. all having very important significance.
Particulate reinforced composite is to immerse enhancing particle in liquid metal, it is uniformly distributed after liquid solidification In metallic matrix.Contacted regardless of between metal and enhancing particle, involve the profit between liquid metals and reinforcement Wet problem, this is particularly important for preparing composite.Because the wetability of metal and ceramic particle is very poor, interface bond strength It is low, if during ceramic particle directly is entered into liquid metal, it is unfavorable for being smoothed out for interfacial reaction, and can not obtain good Composite bed.
The content of the invention
The present invention is exactly in view of the deficienciess of the prior art, providing a kind of method of ceramic grain surface nickel plating.
To solve the above problems, the technical solution used in the present invention is as follows：
A kind of method of ceramic grain surface nickel plating, comprises the following steps：With sand paper polishing Zircon corundum ceramics particle, reach predetermined After roughness, Zircon corundum ceramics particle is put into absolute alcohol, cleaned using ultrasonic oscillation, coarsening solution is put into after drying and is entered Row is roughened, and is sensitized after cleaning, drying, is put into acetone soln after sensitization, is cleaned using ultrasonic wave, activation is put into after drying Activated in liquid, be put into after the dry baking of cleaning in chemical plating fluid and carry out plating, drying is rinsed after the completion of plating, that is, obtains finished product.
Preferably, following steps are specifically included：
（1）Pretreatment：With sand paper polishing Zircon corundum ceramics particle, predetermined roughness is made up to；
（2）Decontamination：Pretreated Zircon corundum ceramics particle is placed in absolute alcohol, 15 ~ 20 are cleaned using ultrasonic oscillation Minute, dried after cleaning；
（3）Roughening：Zircon corundum ceramics particle after decontamination is put into coarsening solution, coarsening solution temperature is at 15 ~ 30 DEG C, coarsening time For 4 ~ 5 minutes；
（4）Sensitization：Zircon corundum ceramics particle after roughening is taken out, is placed in sensitizing solution after cleaning, drying, it is sensitized 8 under normal temperature ~ 12 minutes, the Zircon corundum ceramics particle after sensitization took out, and is placed on progress ultrasonic wave cleaning in acetone soln, is dried after cleaning；
（5）Activation：Zircon corundum ceramics particle is placed in activating solution, for the temperature of activating solution at 45 ~ 50 DEG C, soak time is 8 ~ 12 Minute, cleaning, drying after activation；
（6）Nickel plating：Ceramic particle after activation is placed in chemical plating fluid, the temperature and pH of chemical plating fluid is adjusted, is allowed to temperature At 80 ~ 85 DEG C, for pH value 4.5 ~ 5.5, plating time is 25 ~ 30 minutes, and drying is rinsed after nickel plating, that is, obtains finished product.
Preferably, in step（3）In, the coarsening solution includes 3%HNO3And 2%HF, the 3%HNO3With 2%HF volume integral Number is respectively 60% and 40%.
Preferably, in step（4）In, the sensitizing solution includes 40g/L SnCl2And 4%HCl, first by SnCl during preparation2 Add in HCl solution, be then diluted with water again, if there is white precipitate generation to filter sensitizing solution.
Preferably, in step（5）In, the activating solution includes 0.125g/L PdCl2, and 4%HCl, will be quantitative during preparation PdCl2 be placed in hydrochloric acid, stirring be allowed to fully dissolve.
Preferably, in step（6）In, the chemical plating fluid includes 8g/L NiSO4、30g/L 、15g/L CH3COONa, 25g/L sodium citrate, 8ml/L lactic acid C3H6O3, first by NiSO during preparation4Solution is slowly added to lemon In acid sodium solution, add what is be completely dissolvedSolution, finally sequentially add CH3COONa, lactic acid.
Preferably, sodium fluoride accelerator and thiocarbamide stabilizer are added during plating into chemical plating fluid, so that plating energy Continued smooth is carried out.
Preferably, the drying and processing is carried out in an oven, and drying temperature is at 60 ~ 70 DEG C, and drying time is at 20 ~ 30 points Clock.
Compared with prior art, implementation result of the invention is as follows by the present invention：
Polished before plating with sand paper, absolute alcohol cleans, coarsening solution roughening so that micro-rough is presented in ceramic grain surface Structure, chemical plating fluid can enter in the space of ceramic grain surface during plating, improve Zircon corundum ceramics particle and nickel The real table area of metal surface, so as to improve the bond strength of ceramic particle and nickel metal.
Also Zircon corundum ceramics particle is sensitized after roughening, every chemical reaction during plating can more hold Change places generation, reaction efficiency is improved, so as to shorten plating time.In addition, also Zircon corundum ceramics particle is entered after sensitization Activation process is gone, the reduction reaction of chemical plating is rapidly and evenly carried out in frosting.
Zircon corundum ceramics particle surface has metallic luster after plating, and nickel plating is uniform, has good corrosion resistance and has Certain antiwear property.
Embodiment
Illustrate present disclosure below in conjunction with specific embodiments.
A kind of method of ceramic grain surface nickel plating proposed by the present invention, comprises the following steps：With sand paper polishing fused alumina zirconia Ceramic particle, after reaching predetermined roughness, Zircon corundum ceramics particle is put into absolute alcohol, cleaned using ultrasonic oscillation, Coarsening solution is put into after drying to be roughened, and is sensitized after cleaning, drying, is put into after sensitization in acetone soln, it is clear using ultrasonic wave Wash, be put into activating solution and activated after drying, be put into after the dry baking of cleaning in chemical plating fluid and carry out plating, rinsed after the completion of plating Drying, that is, obtain finished product.Specifically include following steps：
（1）Pretreatment：With sand paper polishing Zircon corundum ceramics particle, predetermined roughness is made up to；
（2）Decontamination：Pretreated Zircon corundum ceramics particle is placed in absolute alcohol, 15 ~ 20 are cleaned using ultrasonic oscillation Minute, dried after cleaning；
（3）Roughening：Zircon corundum ceramics particle after decontamination is put into coarsening solution, coarsening solution temperature is at 15 ~ 30 DEG C, coarsening time For 4 ~ 5 minutes；
（4）Sensitization：Zircon corundum ceramics particle after roughening is taken out, is placed in sensitizing solution after cleaning, drying, it is sensitized 8 under normal temperature ~ 12 minutes, the Zircon corundum ceramics particle after sensitization took out, and is placed on progress ultrasonic wave cleaning in acetone soln, is dried after cleaning；
（5）Activation：Zircon corundum ceramics particle is placed in activating solution, for the temperature of activating solution at 45 ~ 50 DEG C, soak time is 8 ~ 12 Minute, cleaning, drying after activation；
（6）Nickel plating：Ceramic particle after activation is placed in chemical plating fluid, the temperature and pH of chemical plating fluid is adjusted, is allowed to temperature At 80 ~ 85 DEG C, for pH value 4.5 ~ 5.5, plating time is 25 ~ 30 minutes, and drying is rinsed after nickel plating, that is, obtains finished product.
In step（3）In, the coarsening solution includes 3%HNO3And 2%HF, the 3%HNO3Distinguish with 2%HF volume fraction For 60% and 40%.
In step（4）In, the sensitizing solution includes 40g/L SnCl2And 4%HCl, first by SnCl during preparation2Add HCl In solution, then it is diluted with water again, if there is white precipitate generation to filter sensitizing solution.
In step（5）In, the activating solution includes 0.125g/L PdCl2, and 4%HCl, by quantitative PdCl2 during preparation It is placed in hydrochloric acid, stirring is allowed to fully dissolve.
In step（6）In, the chemical plating fluid includes 8g/L NiSO4、30g/L 、15g/L CH3COONa, 25g/L sodium citrate, 8ml/L lactic acid C3H6O3, first by NiSO during preparation4Solution is slowly added to sodium citrate solution In, add what is be completely dissolvedSolution, finally sequentially add CH3COONa, lactic acid.
Sodium fluoride accelerator and thiocarbamide stabilizer are added into chemical plating fluid during plating, so that plating can persistently be put down It is steady to carry out.
The drying and processing is carried out in an oven, and drying temperature is at 60 ~ 70 DEG C, and drying time was at 20 ~ 30 minutes.
The invention has the advantages that：
Polished before plating with sand paper, absolute alcohol cleans, coarsening solution roughening so that micro-rough is presented in ceramic grain surface Structure, chemical plating fluid can enter in the space of ceramic grain surface during plating, improve Zircon corundum ceramics particle and nickel The real table area of metal surface, so as to improve the bond strength of ceramic particle and nickel metal.
Also Zircon corundum ceramics particle is sensitized after roughening, every chemical reaction during plating can more hold Change places generation, reaction efficiency is improved, so as to shorten plating time.In addition, also Zircon corundum ceramics particle is entered after sensitization Activation process is gone, the reduction reaction of chemical plating is rapidly and evenly carried out in frosting.
Zircon corundum ceramics particle surface has metallic luster after plating, and nickel plating is uniform, has good corrosion resistance and has Certain antiwear property.
Nickel ion complexing agent directly affects the stability, service life and deposition velocity of plating solution, and conventional has citric acid, breast Acid, hydroxyacetic acid and amion acetic acid etc..The pH value of chemical plating fluid has to nickel deposition velocity, bath stability, coating phosphorus content Very big influence, generally, pH value rise, deposition velocity improve, and phosphorus content improves, but stability declines, conventional pH Value buffer has sodium acetate, acetic acid, succinic acid etc., and some complexing agents are again in itself buffers, such as glycine, hydroxyacetic acid. The preferred sodium citrate of the present invention and lactic acid are as complexing agent, preferably CH3COONa effectively increases plating solution as pH buffer Stability, and obtain high-performance coating in ceramic grain surface.
Chemical plating fluid can be decreased obviously using a period of time, deposition velocity, can now add accelerator, accelerators in general has Succinic acid, malic acid, sodium fluoride etc..The preferred sodium fluoride of the present invention effectively stabilizes deposition velocity, makes nickel plating as accelerator Process is able to lasting, stable carry out.
Plating solution is in thermodynamic instability state all the time during plating, when plating solution once has the nickel particle of catalytic effect In the presence of, the selfdecomposition reaction of fierceness will occur immediately for solution, cause plating solution to be scrapped, therefore stabilizer must be added in plating solution, with Prevent selfdecomposition from reacting, conventional stabilizer has maleic acid, thiocarbamide etc..Preferably thiocarbamide of the invention ensures nickel plating as stabilizer Journey is smooth.
Embodiment 1
（1）Pretreatment：With sand paper polishing Zircon corundum ceramics particle, predetermined roughness is made up to；
（2）Decontamination：Pretreated Zircon corundum ceramics particle is placed in absolute alcohol, 15 points are cleaned using ultrasonic oscillation Clock, dried after cleaning；
（3）Roughening：Zircon corundum ceramics particle after decontamination is put into coarsening solution, coarsening solution temperature is at 15 ~ 30 DEG C, coarsening time For 4 minutes；The coarsening solution includes 3%HNO3And 2%HF, the 3%HNO3Volume fraction with 2%HF is respectively 60% and 40%；
（4）Sensitization：Zircon corundum ceramics particle after roughening is taken out, is placed on after cleaning, drying in sensitizing solution, 8 points are sensitized under normal temperature Clock, the Zircon corundum ceramics particle after sensitization take out, and are placed on progress ultrasonic wave cleaning in acetone soln, are dried after cleaning；It is described quick Changing liquid includes 40g/L SnCl2And 4%HCl, first by SnCl during preparation2Add in HCl solution, be then diluted with water again, if having White precipitate generation is filtered to sensitizing solution；
（5）Activation：Zircon corundum ceramics particle is placed in activating solution, for the temperature of activating solution at 45 DEG C, soak time is 8 minutes, Cleaning, drying after activation；The activating solution includes 0.125g/L PdCl2, and 4%HCl, is placed in quantitative PdCl2 during preparation In hydrochloric acid, stirring is allowed to fully dissolve；
（6）Nickel plating：Ceramic particle after activation is placed in chemical plating fluid, the temperature and pH of chemical plating fluid is adjusted, is allowed to temperature At 80 DEG C, for pH value 4.5, plating time is 25 minutes, and drying is rinsed after nickel plating, that is, obtains finished product；Wherein, the chemical plating fluid Including 8g/L NiSO4、30g/L 、15g/L CH3COONa, 25g/L sodium citrate, 8ml/L breasts Sour C3H6O3, first by NiSO during preparation4Solution is slowly added in sodium citrate solution, adds what is be completely dissolvedSolution, finally sequentially add CH3COONa, lactic acid.
Above-mentioned drying and processing is carried out in an oven, and drying temperature is at 60 DEG C, and drying time was at 20 minutes.
Embodiment 2
（1）Pretreatment：With sand paper polishing Zircon corundum ceramics particle, predetermined roughness is made up to；
（2）Decontamination：Pretreated Zircon corundum ceramics particle is placed in absolute alcohol, 20 points are cleaned using ultrasonic oscillation Clock, dried after cleaning；
（3）Roughening：Zircon corundum ceramics particle after decontamination is put into coarsening solution, coarsening solution temperature is at 30 DEG C, coarsening time 5 Minute；The coarsening solution includes 3%HNO3And 2%HF, the 3%HNO3Volume fraction with 2%HF is respectively 60% and 40%；
（4）Sensitization：Zircon corundum ceramics particle after roughening is taken out, is placed on after cleaning, drying in sensitizing solution, quick 12 points under normal temperature Clock, the Zircon corundum ceramics particle after sensitization take out, and are placed on progress ultrasonic wave cleaning in acetone soln, are dried after cleaning；It is described quick Changing liquid includes 40g/L SnCl2And 4%HCl, first by SnCl during preparation2Add in HCl solution, be then diluted with water again, if having White precipitate generation is filtered to sensitizing solution；
（5）Activation：Zircon corundum ceramics particle is placed in activating solution, for the temperature of activating solution at 50 DEG C, soak time is 12 minutes, Cleaning, drying after activation；The activating solution includes 0.125g/L PdCl2, and 4%HCl, is placed in quantitative PdCl2 during preparation In hydrochloric acid, stirring is allowed to fully dissolve；
（6）Nickel plating：Ceramic particle after activation is placed in chemical plating fluid, the temperature and pH of chemical plating fluid is adjusted, is allowed to temperature At 85 DEG C, for pH value 5.5, plating time is 30 minutes, and drying is rinsed after nickel plating, that is, obtains finished product；Wherein, the chemical plating fluid Including 8g/L NiSO4、30g/L 、15g/L CH3COONa, 25g/L sodium citrate, 8ml/L breasts Sour C3H6O3, first by NiSO during preparation4Solution is slowly added in sodium citrate solution, adds what is be completely dissolvedSolution, finally sequentially add CH3COONa, lactic acid.
Above-mentioned drying and processing is carried out in an oven, and drying temperature is at 70 DEG C, and drying time was at 30 minutes.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.

Claims (8)

  1. A kind of 1. method of ceramic grain surface nickel plating, it is characterised in that comprise the following steps：With sand paper polishing Zircon corundum ceramics Particle, after reaching predetermined roughness, Zircon corundum ceramics particle is put into absolute alcohol, cleaned using ultrasonic oscillation, dried After be put into coarsening solution and be roughened, be sensitized after cleaning, drying, be put into after sensitization in acetone soln, cleaned using ultrasonic wave, It is put into activating solution and is activated after drying, is put into after the dry baking of cleaning in chemical plating fluid and carries out plating, rinsed and dry after the completion of plating It is dry, that is, obtain finished product.
  2. 2. the method for ceramic grain surface nickel plating according to claim 1, it is characterised in that specifically include following steps：
    （1）Pretreatment：With sand paper polishing Zircon corundum ceramics particle, predetermined roughness is made up to；
    （2）Decontamination：Pretreated Zircon corundum ceramics particle is placed in absolute alcohol, 15 ~ 20 are cleaned using ultrasonic oscillation Minute, dried after cleaning；
    （3）Roughening：Zircon corundum ceramics particle after decontamination is put into coarsening solution, coarsening solution temperature is at 15 ~ 30 DEG C, coarsening time For 4 ~ 5 minutes；
    （4）Sensitization：Zircon corundum ceramics particle after roughening is taken out, is placed in sensitizing solution after cleaning, drying, it is sensitized 8 under normal temperature ~ 12 minutes, the Zircon corundum ceramics particle after sensitization took out, and is placed on progress ultrasonic wave cleaning in acetone soln, is dried after cleaning；
    （5）Activation：Zircon corundum ceramics particle is placed in activating solution, for the temperature of activating solution at 45 ~ 50 DEG C, soak time is 8 ~ 12 Minute, cleaning, drying after activation；
    （6）Nickel plating：Ceramic particle after activation is placed in chemical plating fluid, the temperature and pH of chemical plating fluid is adjusted, is allowed to temperature At 80 ~ 85 DEG C, for pH value 4.5 ~ 5.5, plating time is 25 ~ 30 minutes, and drying is rinsed after nickel plating, that is, obtains finished product.
  3. 3. the method for ceramic grain surface nickel plating according to claim 2, it is characterised in that in step（3）In, it is described thick Changing liquid includes 3%HNO3And 2%HF, the 3%HNO3Volume fraction with 2%HF is respectively 60% and 40%.
  4. 4. the method for ceramic grain surface nickel plating according to claim 2, it is characterised in that in step（4）In, it is described quick Changing liquid includes 40g/L SnCl2And 4%HCl, first by SnCl during preparation2Add in HCl solution, be then diluted with water again, if having White precipitate generation is filtered to sensitizing solution.
  5. 5. the method for ceramic grain surface nickel plating according to claim 2, it is characterised in that in step（5）In, the work Changing liquid includes 0.125g/L PdCl2, and 4%HCl, quantitative PdCl2 is placed in hydrochloric acid during preparation, stirring is allowed to abundant molten Solution.
  6. 6. the method for ceramic grain surface nickel plating according to claim 2, it is characterised in that in step（6）In, describedization Learning plating solution includes 8g/L NiSO4、30g/L、15g/L CH3COONa, 25g/L sodium citrate, 8ml/L Lactic acid C3H6O3, first by NiSO during preparation4Solution is slowly added in sodium citrate solution, adds what is be completely dissolvedSolution, finally sequentially add CH3COONa, lactic acid.
  7. 7. the method for the ceramic grain surface nickel plating according to any one of claim 2 ~ 6, it is characterised in that during plating Sodium fluoride accelerator and thiocarbamide stabilizer are added into chemical plating fluid, so that plating energy continued smooth is carried out.
  8. 8. the method for the ceramic grain surface nickel plating according to any one of claim 2 ~ 6, it is characterised in that at the drying Reason is carried out in an oven, and drying temperature is at 60 ~ 70 DEG C, and drying time was at 20 ~ 30 minutes.
CN201710680064.4A 2017-08-10 2017-08-10 A kind of method of ceramic grain surface nickel plating Pending CN107675149A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109676540A (en) * 2019-01-27 2019-04-26 西南交通大学 Copper-based bonding agent fused alumina zirconia grinding wheel and preparation method thereof for railway track reconditioning
CN109732496A (en) * 2019-01-27 2019-05-10 西南交通大学 Iron-binding agent fused alumina zirconia grinding wheel and preparation method thereof for railway track reconditioning
CN111185594A (en) * 2020-02-19 2020-05-22 中北大学 Preparation method of nickel-coated ceramic composite powder based on selective laser melting molding
CN113245279A (en) * 2021-05-20 2021-08-13 北京北方华创微电子装备有限公司 Method for cleaning ceramic parts
CN115522187A (en) * 2022-09-30 2022-12-27 深圳市吉迩科技有限公司 Ceramic plate coating method based on chemical plating method

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CN109676540A (en) * 2019-01-27 2019-04-26 西南交通大学 Copper-based bonding agent fused alumina zirconia grinding wheel and preparation method thereof for railway track reconditioning
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CN115522187A (en) * 2022-09-30 2022-12-27 深圳市吉迩科技有限公司 Ceramic plate coating method based on chemical plating method

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