CN103129048B - The preparation method of the complex of metal and plastics and complex - Google Patents
The preparation method of the complex of metal and plastics and complex Download PDFInfo
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- CN103129048B CN103129048B CN201110395128.9A CN201110395128A CN103129048B CN 103129048 B CN103129048 B CN 103129048B CN 201110395128 A CN201110395128 A CN 201110395128A CN 103129048 B CN103129048 B CN 103129048B
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- aluminum
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- porous layer
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Abstract
The invention provides the preparation method of the complex of a kind of metal and plastics, it comprises the steps: to provide aluminum or aluminum alloy matrix; Solution is used to carry out immersion corrosion to this aluminum or aluminum alloy matrix; Electrochemical corrosion is carried out to the aluminum or aluminum alloy matrix after immersion corrosion, with the aqueous solution of sodium acid carbonate for electrolyte, this aluminum or aluminum alloy matrix surface is formed and has the porous layer of some corrosion holes, this some corrosion hole comprises the hole in nanoscale aperture with the hole in micron order aperture makes porous layer form three-dimensional network loose structure between corrosion hole interlaced connection; Inject molten plastic in the surface of porous layer, to form the complex of metal and plastics.The method technique is simple, environmental protection, the metal of complex obtained by this method and the bond strength of plastics high.The present invention also provides the complex of metal obtained by said method and plastics.
Description
Technical field
The present invention relates to the preparation method of the complex of a kind of metal and plastics and the complex obtained by the method.
Background technology
The mode that aluminum current alloy is combined with plastic still adopts gluing mode in a large number.For improving gluing adhesion, except selecting high performance viscose glue, often surface treatment is carried out, as anodic oxidation to Al alloy parts.Aluminium alloy can form one deck anode oxide film on its surface through anode oxidation process, and this layer of anode oxide film has porous, and aperture is generally nanoscale.But the adhesion between the aluminium alloy using this kind of method to obtain and working of plastics is not strong, limits it and further applies.
Summary of the invention
Given this, be necessary to provide a kind of aluminium alloy to be combined the preparation method of firmly complex with working of plastics.
In addition, there is a need to provide the complex obtained by a kind of said method.
A preparation method for the complex of metal and plastics, it comprises the steps:
Aluminum or aluminum alloy matrix is provided;
Solution is used to carry out immersion corrosion to this aluminum or aluminum alloy matrix, to remove the oxide-film of aluminum or aluminum alloy matrix surface, containing nitric acid and hydrofluoric acid in this solution;
Electrochemical corrosion is carried out to the aluminum or aluminum alloy matrix after immersion corrosion, with the aqueous solution of sodium acid carbonate for electrolyte, using aluminum or aluminum alloy matrix as anode, take copper sheet as negative electrode, in electrolyte, the concentration of sodium acid carbonate is 6-10mol/L, the temperature of electrolyte is 45-65 DEG C, is 4-8mA/cm by the current density of aluminum or aluminum alloy matrix surface
2processing time is 4-6h, this aluminum or aluminum alloy matrix surface is made to form the porous layer with some corrosion holes, this some corrosion hole comprises the hole in nanoscale aperture and the hole in micron order aperture, aperture is 20nm-10 μm, and interlaced connection makes porous layer form three-dimensional network loose structure between corrosion hole, the thickness of this porous layer is 1.5-2.0 μm;
Inject molten plastic in the surface of porous layer, to form the complex of metal and plastics.
A kind of complex applying above-mentioned metal and plastics, it working of plastics comprising aluminum or aluminum alloy matrix, be formed at the porous layer of aluminum or aluminum alloy matrix surface and be formed at porous layer surface, some corrosion holes are formed in this porous layer, this some corrosion hole comprises the hole in nanoscale aperture and the hole in micron order aperture, aperture is 20nm-10 μm, and interlaced connection makes porous layer form three-dimensional network loose structure between corrosion hole, the thickness of this porous layer is 1.5-2.0 μm.
The preparation method of complex of the present invention, using the method for electrochemical corrosion to corrode aluminum or aluminum alloy matrix makes its surface form the porous layer with some corrosion holes, this some corrosion hole comprises the hole in nanoscale aperture and the hole in micron order aperture, and between hole, interlaced connection makes porous layer be formed as three-dimensional network loose structure; Then the surface of plastics in porous layer of melting is injected.The method technique is simple, environmental protection, and the bond strength of complex metal obtained by this method and plastics is high.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of the complex of better embodiment of the present invention.
Main element symbol description
Complex 100
Aluminum or aluminum alloy matrix 11
Working of plastics 13
Porous layer 15
Following detailed description of the invention will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
Refer to Fig. 1, the preparation method of the metal of the present invention one better embodiment and the complex 100 of plastics comprises the steps:
(1) aluminum or aluminum alloy matrix 11 is provided.
(2) conventional degreasing degreasing process is carried out to this aluminum or aluminum alloy matrix 11.Alcohol, acetone, water is adopted to clean aluminum or aluminum alloy matrix 11 successively, dirty to remove surface.
(3) cleaning solution is used to carry out immersion corrosion to this aluminum or aluminum alloy matrix 11.Be the nitric acid (HNO of 18% containing mass concentration in this cleaning solution
3) and mass concentration be 10% hydrofluoric acid (HF).This immersion corrosion can remove the oxidation film layer that aluminum or aluminum alloy matrix 11 surface is formed.
(4) electrochemical corrosion is carried out to the aluminum or aluminum alloy matrix 11 after immersion corrosion, make this aluminum or aluminum alloy matrix 11 surface corrosion form a porous layer 15, in this porous layer 15, be formed with the some corrosion holes towards sunken inside.This some corrosion hole comprises the hole in nanoscale aperture and the hole in micron order aperture, and aperture is 20nm-10 μm, and interlaced connection between corrosion hole, make porous layer 15 be formed as three-dimensional network loose structure (not shown).The degree of depth of this some corrosion hole is 1.5-2.0 μm, and namely the thickness of porous layer 15 is 1.5-2.0 μm.This electrochemical corrosion is using aluminum or aluminum alloy matrix 11 as anode, and copper sheet is negative electrode, and electrolyte working concentration is the sodium acid carbonate (NaHCO of 6-10mol/L
3) the aqueous solution, the temperature of electrolyte is 45-65 DEG C, is 4-8mA/cm by the current density on aluminum or aluminum alloy matrix 11 surface
2, the processing time is 4-6h.The chemical reaction occurred in electrochemical corrosion course is:
Electrolyte: HCO
3 –+ H
2o → H
2cO
3+ OH
–
Anode: Al+OH
–→ e
–+ AlO
2 –+ H
2o
Negative electrode: e
–+ H
2o → OH
–+ H
2↑
Net reaction: Al+OH
–→ AlO
2 –+ H
2↑
In course of reaction, NaHCO in electrolyte
3ionization occurs and generates hydroxide ion, pure aluminum and the hydroxide ion on aluminum or aluminum alloy matrix 11 surface of anode react, and lose electronics and generate meta-aluminic acid root (AlO
2 -) ion be dissolved in electrolyte, so make aluminum or aluminum alloy matrix 11 surface be corroded and form porous layer 15.The water power of negative electrode is from going out hydrogen ion, and then hydrogen ion obtains electronics, generates hydrogen.
In addition, there is the different form of two kinds, the aluminium atom at the aluminium atom of grain boundaries and crystal grain place in the pure aluminum due to aluminum or aluminum alloy matrix 11 surface, and the aluminium atom active of grain boundaries is higher, itself and hydroxide ion react with speed faster, the pore size of the some corrosion holes so making aluminum or aluminum alloy matrix 11 surface be formed differs, pore diameter range is 20nm-10 μm, and interlaced between corrosion hole, the three-dimensional porous network structure of described porous layer 15 is conducive to the combination of itself and resin.
(5) the aluminum or aluminum alloy matrix 11 after electrochemical corrosion is washed and dried.
(6) injected-formative plastic part 13 is carried out on the surface of aluminum or aluminum alloy matrix 11 to form the complex 100 of metal and plastics.The aluminum or aluminum alloy matrix 11 surface being formed with porous layer 15 puts into injection molding apparatus, and the plastics of injection melting are in the surface of porous layer 15, and the plastics of high fluidity will flow in the three-dimensional network loose structure of porous layer 15.
Please again consult Fig. 1, the complex 100 of the present invention one better embodiment, they some working of plastics 13 comprising aluminum or aluminum alloy matrix 11, be formed at the porous layer 15 on aluminum or aluminum alloy matrix 11 surface and be formed at porous layer 15 surface.Form some corrosion holes in this porous layer 15, this some corrosion hole comprises the hole in nanoscale aperture and the hole in micron order aperture, and aperture is 20nm-10 μm, and between hole, interlaced connection makes porous layer 15 be formed as three-dimensional network loose structure.The thickness of this porous layer 15 is 1.5-2 μm.The existence of this porous layer 15 can make the partly plastic of described working of plastics 13 be embedded in this some corrosion hole, thus makes working of plastics 13 be incorporated into aluminum or aluminum alloy matrix 11 securely.
The preparation method of complex 100 of the present invention, using the method for electrochemical corrosion to corrode aluminum or aluminum alloy matrix 11 makes its surface form the porous layer 15 with some corrosion holes, this some corrosion hole comprises the hole in nanoscale aperture and the hole in micron order aperture, and between hole, interlaced connection makes porous layer 15 be formed as three-dimensional network loose structure; Then the plastics of melting are injected in the surface of porous layer 15.The method technique is simple, environmental protection, and the bond strength of complex 100 metal obtained by this method and plastics is high.
Claims (5)
1. a preparation method for the complex of metal and plastics, it comprises the steps:
Aluminum or aluminum alloy matrix is provided;
Solution is used to carry out immersion corrosion to this aluminum or aluminum alloy matrix, to remove the oxide-film of aluminum or aluminum alloy matrix surface, containing nitric acid and hydrofluoric acid in this solution;
Electrochemical corrosion is carried out to the aluminum or aluminum alloy matrix after immersion corrosion, with the aqueous solution of sodium acid carbonate for electrolyte, using aluminum or aluminum alloy matrix as anode, take copper sheet as negative electrode, in electrolyte, the concentration of sodium acid carbonate is 6-10mol/L, the temperature of electrolyte is 45-65 DEG C, is 4-8mA/cm by the current density of aluminum or aluminum alloy matrix surface
2processing time is 4-6h, this aluminum or aluminum alloy matrix surface is made to form the porous layer with some corrosion holes, this some corrosion hole comprises the hole in nanoscale aperture and the hole in micron order aperture, aperture is 20nm-10 μm, and interlaced connection makes porous layer form three-dimensional network loose structure between corrosion hole, the thickness of this porous layer is 1.5-2.0 μm;
Inject molten plastic in the surface of porous layer, to form the complex of metal and plastics.
2. the preparation method of the complex of metal as claimed in claim 1 and plastics, is characterized in that: in the solution that immersion corrosion uses, the mass percentage concentration of nitric acid is 18%, and the mass percentage concentration of hydrofluoric acid is 10%.
3. the metal that in an application rights requirement 1-2 prepared by any one method and the complex of plastics, it working of plastics comprising aluminum or aluminum alloy matrix, be formed at the porous layer of aluminum or aluminum alloy matrix surface and be formed at porous layer surface, it is characterized in that: in this porous layer, be formed with some corrosion holes, this some corrosion hole comprises the hole in nanoscale aperture and the hole in micron order aperture, aperture is 20nm-10 μm, and interlaced connection makes porous layer form three-dimensional network loose structure between corrosion hole, the thickness of this porous layer is 1.5-2.0 μm.
4. the complex of metal as claimed in claim 3 and plastics, is characterized in that: the plastics in this working of plastics flow in etch pit hole and are combined into one with aluminum or aluminum alloy matrix.
5. the complex of metal as claimed in claim 3 and plastics, is characterized in that: this porous layer adopts the method for electrochemical corrosion to be formed at aluminum or aluminum alloy surface.
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| CN201110395128.9A CN103129048B (en) | 2011-12-02 | 2011-12-02 | The preparation method of the complex of metal and plastics and complex |
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|---|---|---|---|
| CN201110395128.9A CN103129048B (en) | 2011-12-02 | 2011-12-02 | The preparation method of the complex of metal and plastics and complex |
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| Publication Number | Publication Date |
|---|---|
| CN103129048A CN103129048A (en) | 2013-06-05 |
| CN103129048B true CN103129048B (en) | 2015-07-29 |
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Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101493768B1 (en) * | 2014-09-04 | 2015-02-17 | (주)일광폴리머 | Method for production of aluminum-resin complex |
| CN105506727B (en) * | 2015-12-14 | 2018-12-25 | 广东劲胜智能集团股份有限公司 | A kind of preparation method of aluminium alloy and plastic compound |
| CN107187143B (en) * | 2017-05-11 | 2019-12-17 | 歌尔股份有限公司 | Metal and plastic composite and preparation method thereof |
| CN109524434B (en) * | 2017-09-20 | 2021-04-02 | 上海和辉光电股份有限公司 | Back-pasting material structure, preparation method and flexible display panel thereof |
| CN110359047B (en) * | 2018-03-26 | 2021-12-14 | 深圳市裕展精密科技有限公司 | Aluminum alloy surface treatment method |
| CN109104851B (en) * | 2018-03-29 | 2020-04-10 | 深圳科诺桥科技股份有限公司 | Preparation method of electromagnetic shielding film |
| CN108995129B (en) * | 2018-06-25 | 2023-05-26 | 无锡市恒利弘实业有限公司 | High-pore-density aluminum or aluminum alloy material |
| CN109183108B (en) * | 2018-08-23 | 2020-08-25 | 歌尔股份有限公司 | Aluminum alloy material, preparation method thereof and composite material |
| CN109338448B (en) * | 2018-09-10 | 2020-05-08 | 深圳科诺桥科技股份有限公司 | Method for foaming surface of metal film |
| CN109392296B (en) * | 2018-09-10 | 2019-11-15 | 深圳科诺桥科技股份有限公司 | The preparation method of electromagnetic shielding film |
| CN111186072B (en) * | 2018-11-15 | 2022-01-07 | 比亚迪股份有限公司 | Preparation method of metal-resin composite and metal-resin composite |
| CN111497375B (en) * | 2020-03-17 | 2022-10-18 | 富联裕展科技(深圳)有限公司 | Metal composite part and method for producing the same |
| CN112877764B (en) * | 2021-01-11 | 2022-04-22 | 西安理工大学 | Method for preparing macroscopic-size porous ZnO by electrochemical corrosion |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1717323A (en) * | 2002-11-08 | 2006-01-04 | 大成普拉斯株式会社 | Composite of aluminum alloy and resin composition and process for producing the same |
| WO2007066742A1 (en) * | 2005-12-08 | 2007-06-14 | Taisei Plas Co., Ltd. | Aluminum alloy-resin composite and method of producing the same |
| CN101314851A (en) * | 2008-07-22 | 2008-12-03 | 上海工程技术大学 | Fine aluminium sheet material corrosive agent |
| JP2010131789A (en) * | 2008-12-02 | 2010-06-17 | Taisei Plas Co Ltd | Adhesion composite containing metal alloy, and method for producing the same |
| CN102229266A (en) * | 2010-06-10 | 2011-11-02 | 鸿富锦精密工业（深圳）有限公司 | Compound of aluminum or aluminum alloy and plastics and manufacturing method thereof |
-
2011
- 2011-12-02 CN CN201110395128.9A patent/CN103129048B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1717323A (en) * | 2002-11-08 | 2006-01-04 | 大成普拉斯株式会社 | Composite of aluminum alloy and resin composition and process for producing the same |
| WO2007066742A1 (en) * | 2005-12-08 | 2007-06-14 | Taisei Plas Co., Ltd. | Aluminum alloy-resin composite and method of producing the same |
| CN101314851A (en) * | 2008-07-22 | 2008-12-03 | 上海工程技术大学 | Fine aluminium sheet material corrosive agent |
| JP2010131789A (en) * | 2008-12-02 | 2010-06-17 | Taisei Plas Co Ltd | Adhesion composite containing metal alloy, and method for producing the same |
| CN102229266A (en) * | 2010-06-10 | 2011-11-02 | 鸿富锦精密工业（深圳）有限公司 | Compound of aluminum or aluminum alloy and plastics and manufacturing method thereof |
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| CN103129048A (en) | 2013-06-05 |
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Effective date of registration: 20160905 Address after: 065000 Foxconn C01, Jianshe South Road, Anci District, Hebei, Langfang 369, China Patentee after: Youo industrial materials (Langfang) Co., Ltd. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Patentee before: Hongfujin Precise Industry (Shenzhen) Co., Ltd. Patentee before: Hon Hai Precision Industry Co., Ltd. |
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