CN102051653A - Anodic oxidation solution for titanium and titanium alloy and surface oxidation and coloring method - Google Patents
Anodic oxidation solution for titanium and titanium alloy and surface oxidation and coloring method Download PDFInfo
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- CN102051653A CN102051653A CN2009102370731A CN200910237073A CN102051653A CN 102051653 A CN102051653 A CN 102051653A CN 2009102370731 A CN2009102370731 A CN 2009102370731A CN 200910237073 A CN200910237073 A CN 200910237073A CN 102051653 A CN102051653 A CN 102051653A
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Abstract
The invention relates to anodic oxidation solution for titanium and titanium alloy and a surface oxidation and coloring method, and belongs to the technical field of metal surface treatment. Titanium or titanium alloy is used as an anode, and stainless steel is used as a cathode; and constant voltage anodic oxidation and coloring are performed in the anodic oxidation solution containing 5 to 30ml/L of phosphoric acid, 5 to 200g/L of tartaric acid and 5 to 30ml/L of hydrogen peroxide at the temperature of between 15 and 35 DEG C to obtain a surface oxidized and colored film. The surface oxidized and colored film has no pores on the surface, has attractive luster, is tightly attached to a matrix, and improves the stain resistance and corrosion resistance. The invention has the advantages that: the product has excellent surface quality; and the adopted chemicals are low in cost and corrosion, are environmentally-friendly and have stable process quality.
Description
Technical field
The present invention relates to a kind of anodic oxidation solution and surface oxidation colorize method of titanium or titanium alloy, belong to field of metal surface treatment technology.
Background technology
The outstanding characteristic of titanium or titanium alloy is light weight, specific tenacity height.The specific tensile strength of titanium alloy is higher than high-strength steel and aldural; The thermostability and the erosion resistance of titanium alloy are much better than aluminium alloy.But, the conduction of titanium alloy, poor thermal conductivity, Young's modulus is low, and is not wear-resisting, relatively more responsive to hydrogen, hot salt stress corrosion, easily comes in contact corrosion with other metallic contact, therefore limited the use of titanium alloy.Recent two decades comes, and developed country has all strengthened the titanium alloy surface Processing Technology in the world, and titanium alloy plating and anodizing technology are ripe gradually, make titanium alloy obtain widespread use in the aerospace industry of developed countries such as America and Europe, Russia.In the process for treating surface of titanium or titanium alloy, simple with anodic oxidation treatment technology, oxide film wear resistance, anti-crevice corrosion and anti-hydrogen embrittlement are good, use more in industrial production.
Under suitable anodic oxidation condition, the transparent oxide film that titanium surface generates is easy to form interference color can produce a kind of abundant colors that presents that is rich in artistic value to be changed, and is used widely in fields such as building, medical science.At aspects such as smithcraft, weaving, photograph, engravings potential using value is arranged all.
But titanium and alloy surface thereof are handled and are also existed many problems, and surface quality is poor, and tack is bad, and not fine and close, there are defectives such as hole in the surface, makes it adhere to dirt easily, and weather resistance is bad, and is easy to change, and upper layer easily comes off, and erosion resistance is not good enough.These all become the obstruction of the painted application of restriction titanium or titanium alloy surface oxidation.
Summary of the invention
The object of the present invention is to provide a kind of anodic oxidation solution of titanium or titanium alloy.
For achieving the above object, the present invention takes following technical scheme:
A kind of anodic oxidation solution of titanium or titanium alloy is characterized in that: it is made up of phosphoric acid, tartrate and hydrogen peroxide, and its content is respectively phosphoric acid: 5-30ml/L, hydrogen peroxide: 5-30ml/L, tartrate: 5-200g/L.
Another object of the present invention is to receive a kind of titanium or titanium alloy anode oxidation coloration technology that can obtain the excellent surface quality, its outstanding feature is oxide film surface atresia, and gloss is attractive in appearance, adheres to closely with matrix, and the resistant corrosion resisting property improves.
Above-mentioned purpose of the present invention is achieved through the following technical solutions:
A kind of anode surface heat tinting method of titanium or titanium alloy, it is characterized in that: with titanium or titanium alloy is anode, stainless steel is a negative electrode, carries out the constant voltage anode oxidation coloration in temperature is 15-35 ℃ anodic oxidation solution, obtains chromatic surface oxidation coloring film; Described anodic oxidation solution is made up of phosphoric acid, tartrate and hydrogen peroxide, and its content is respectively phosphoric acid: 5-30ml/L, hydrogen peroxide: 5-30ml/L, tartrate: 5-200g/L.
A kind of optimized technical scheme is characterized in that: described constant voltage is 10-95V, and the time length of anode oxidation coloration is 0.5-10 minute.
The present invention is intended to obtain a kind of superior in quality anode oxidation coloration technology, and its Production Flow Chart and conventional anode oxidation coloration technology are basic identical, that is:
Degreasing and pickling---washing---anode oxidation coloration---washing (sealing of hole)---oven dry.
The invention has the advantages that:
1, advantage of the present invention is that product surface quality is good, and the chemical cost of employing is low, and corrodibility is little, and the feature of environmental protection is good, and processing quality is stable.
2, the anode surface heat-tinting film surface atresia of the titanium or titanium alloy that is obtained by the present invention, gloss is attractive in appearance, adheres to closely the raising of resistant corrosion resisting property with matrix.
The present invention will be further described below by embodiment, but and do not mean that limiting the scope of the invention.
Embodiment
Embodiment 1
1, the anode oxidation process step is:
Degreasing and pickling---washing---anode oxidation coloration---washing---oven dry.
2, anodic oxidation:
With size after degreasing, the pickling is that the pure titanium plate of 20mm * 20mm * 3mm is as anode, stainless steel is a negative electrode, carry out the constant voltage anode oxidation coloration with certain electrical parameter in temperature is 25 ℃ anodic oxidation solution, washing oven dry then obtains chromatic surface oxidation coloring film.
Described anodic oxidation solution consists of: phosphoric acid is 5ml/L; Tartrate is 50g/L; Hydrogen peroxide is 5ml/L.
Described electrical parameter is: voltage: 48V; Time length: 0.5 minute.
3, film-formation result: made film is golden yellow, and color and luster is even, and color is beautiful, surface luster; Adopt scratch method to measure rete and matrix bond effect, in conjunction with good, hardness and thickness see Table 1.
Embodiment 2
1, the anode oxidation process step is:
Degreasing and pickling---washing---anode oxidation coloration---washing---oven dry.
2, anodic oxidation:
To be of a size of the Ti-6Al-4V titanium rod of φ 15mm * 30mm after degreasing, the pickling as anode, stainless steel is a negative electrode, carry out the constant voltage anode oxidation coloration with certain electrical parameter in temperature is 30 ℃ anodic oxidation solution, washing oven dry then obtains chromatic surface oxidation coloring film.
Described anodic oxidation solution consists of: phosphoric acid is 30ml/L; Tartrate is 100g/L; Hydrogen peroxide is 30ml/L.
Described electrical parameter is: voltage: 72V; Time length: 1 minute.
3, film-formation result: made film is a purple, the full light of color, and solidity to corrosion is good, and hardness and thickness see Table 1.
Embodiment 3
1, the anode oxidation process step is:
Degreasing and pickling---washing---anode oxidation coloration---washing---oven dry
2, anodic oxidation:
With size after degreasing, the pickling is that the pure titanium plate of 20mm * 20mm * 3mm is as anode, stainless steel is a negative electrode, carry out the constant voltage anode oxidation coloration with certain electrical parameter in temperature is 35 ℃ anodic oxidation solution, washing oven dry then obtains chromatic surface oxidation coloring film.
Described anodic oxidation solution consists of: phosphoric acid is 30ml/L; Tartrate is 5g/L; Hydrogen peroxide is 5ml/L.
Described electrical parameter is: voltage: 30V, time length: 3 minutes.
3, film-formation result: made film is sky blue, and smooth surface is even, covers complete non-variegation, and hardness and thickness see Table 1.
Embodiment 4
1, the anode oxidation process step is:
Degreasing and pickling---washing---anode oxidation coloration---washing-sealing of hole-oven dry.
2, anodic oxidation:
To be of a size of the Ti-6Al-4V titanium rod of φ 15mm * 30mm after degreasing, the pickling as anode, stainless steel is a negative electrode, carries out the constant voltage anode oxidation coloration with certain electrical parameter in temperature is 20 ℃ anodic oxidation solution, then washing, dry behind the sealing of hole, obtain chromatic surface oxidation coloring film.
Described anodic oxidation solution consists of: phosphoric acid is 15ml/L; Tartrate is 200g/L; Hydrogen peroxide is 10ml/L.
Described electrical parameter is: voltage: 10V; Time length: 10 minutes.
3, film-formation result: made film is yellow, the color even light, and hardness and thickness see Table 1.
Embodiment 5
1, the anode oxidation process step is:
Degreasing and pickling---washing---anode oxidation coloration---washing-sealing of hole-oven dry.
2, anodic oxidation:
To be of a size of the Ti-5Al-2.5Fe titanium rod of φ 15mm * 30mm after degreasing, the pickling as anode, aluminium sheet is a negative electrode, carries out the constant voltage anode oxidation coloration with certain electrical parameter in temperature is 15 ℃ anodic oxidation solution, then washing, dry behind the sealing of hole, obtain chromatic surface oxidation coloring film.
Described anodic oxidation solution consists of: phosphoric acid is 15ml/L; Tartrate is 50g/L; Hydrogen peroxide is 10ml/L.
Described electrical parameter is: voltage: 95V; Time length: 10 minutes.
3, film-formation result: made film is a grass green, and color and luster face is beautiful; Adopt scratch method to measure rete and matrix bond effect, rete and matrix bond are tight, and hardness and thickness see Table 1.
The hardness and the thickness of the anode surface heat-tinting film of the titanium of table 1, embodiment 1-5 gained or titanium alloy
| Embodiment | Color | Hardness (Hv) | Film thickness (u m) |
| 1 | Golden yellow | 330 | 12 |
| 2 | Purple | 350 | 16 |
| 3 | Sky blue | 278 | 7 |
| 4 | Yellow | 255 | 3 |
| 5 | Grass green | 382 | 24 |
Above embodiment is the detailed description that the present invention is done.Notice that these embodiments are not in order to limit the present invention,,, should be considered as within protection scope of the present invention not deviating from the improvement of being made under the situation of the present invention and replenishing for those skilled in the art.
Claims (3)
1. the anodic oxidation solution of a titanium or titanium alloy, it is characterized in that: it is made up of phosphoric acid, tartrate and hydrogen peroxide, and its content is respectively phosphoric acid: 5-30ml/L, hydrogen peroxide: 5-30ml/L, tartrate: 5-200g/L.
2. the anode surface heat tinting method of a titanium or titanium alloy, it is characterized in that: with titanium or titanium alloy is anode, carries out the constant voltage anode oxidation coloration in temperature is 15-35 ℃ anodic oxidation solution, obtains chromatic surface oxidation coloring film; Described anodic oxidation solution is made up of phosphoric acid, tartrate and hydrogen peroxide, and its content is respectively phosphoric acid: 5-30ml/L, hydrogen peroxide: 5-30ml/L, tartrate: 5-200g/L.
3. the anode surface heat tinting method of titanium or titanium alloy according to claim 2, it is characterized in that: described constant voltage is 10-95V, the time length of anode oxidation coloration is 0.5-10 minute.
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102747402A (en) * | 2012-03-08 | 2012-10-24 | 北京服装学院 | Discharging oxidation coloring method for titanium or titanium alloy |
| CN104473699A (en) * | 2014-12-11 | 2015-04-01 | 有研亿金新材料有限公司 | Color metallic orthodontic bracket as well as manufacturing method thereof and composite structure |
| CN105442019A (en) * | 2015-11-30 | 2016-03-30 | 常州奥斯迈医疗器械有限公司 | Anodic oxidation coloring method free of introducing of elements inconsistent with titanium and titanium alloy base materials |
| CN105965211A (en) * | 2016-06-22 | 2016-09-28 | 宝鸡钛产业研究院有限公司 | Preparation method of colorful titanium punching board for architectural ornament |
| CN106350853A (en) * | 2016-11-03 | 2017-01-25 | 安阳工学院 | Method for electrochemical coloring of metallic titanium and titanium-based alloys |
| CN109056032A (en) * | 2018-09-29 | 2018-12-21 | 沈阳富创精密设备有限公司 | Titanium alloy nigrescence anode oxidation process |
| CN109487322A (en) * | 2018-12-11 | 2019-03-19 | 西安庄信新材料科技有限公司 | A method of it prevents from generating misalignment in titanium production of construction materials |
| CN109554741A (en) * | 2019-01-21 | 2019-04-02 | 深圳市睿昌盛精密科技有限公司 | A kind of titanium surface treatment method integrated with plastic cement and its composite article |
| CN109750338A (en) * | 2017-11-08 | 2019-05-14 | 天津正天医疗器械有限公司 | The bright coloring process of titanium or titanium alloy bloom |
| CN111088512A (en) * | 2020-01-16 | 2020-05-01 | 西安庄信新材料科技有限公司 | Titanium product anodic oxidation coloring tool |
| CN111607805A (en) * | 2020-06-27 | 2020-09-01 | 赵玉平 | Long-life anode material |
-
2009
- 2009-11-03 CN CN2009102370731A patent/CN102051653A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102747402A (en) * | 2012-03-08 | 2012-10-24 | 北京服装学院 | Discharging oxidation coloring method for titanium or titanium alloy |
| CN104473699A (en) * | 2014-12-11 | 2015-04-01 | 有研亿金新材料有限公司 | Color metallic orthodontic bracket as well as manufacturing method thereof and composite structure |
| CN105442019A (en) * | 2015-11-30 | 2016-03-30 | 常州奥斯迈医疗器械有限公司 | Anodic oxidation coloring method free of introducing of elements inconsistent with titanium and titanium alloy base materials |
| CN105965211A (en) * | 2016-06-22 | 2016-09-28 | 宝鸡钛产业研究院有限公司 | Preparation method of colorful titanium punching board for architectural ornament |
| CN106350853A (en) * | 2016-11-03 | 2017-01-25 | 安阳工学院 | Method for electrochemical coloring of metallic titanium and titanium-based alloys |
| CN106350853B (en) * | 2016-11-03 | 2018-10-23 | 安阳工学院 | A kind of method of Titanium and titanium-base alloy electrochemical coloring |
| CN109750338A (en) * | 2017-11-08 | 2019-05-14 | 天津正天医疗器械有限公司 | The bright coloring process of titanium or titanium alloy bloom |
| CN109056032A (en) * | 2018-09-29 | 2018-12-21 | 沈阳富创精密设备有限公司 | Titanium alloy nigrescence anode oxidation process |
| CN109487322A (en) * | 2018-12-11 | 2019-03-19 | 西安庄信新材料科技有限公司 | A method of it prevents from generating misalignment in titanium production of construction materials |
| CN109554741A (en) * | 2019-01-21 | 2019-04-02 | 深圳市睿昌盛精密科技有限公司 | A kind of titanium surface treatment method integrated with plastic cement and its composite article |
| CN111088512A (en) * | 2020-01-16 | 2020-05-01 | 西安庄信新材料科技有限公司 | Titanium product anodic oxidation coloring tool |
| CN111607805A (en) * | 2020-06-27 | 2020-09-01 | 赵玉平 | Long-life anode material |
| CN111607805B (en) * | 2020-06-27 | 2023-11-10 | 重庆景裕电子科技有限公司 | High-life anode material |
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Application publication date: 20110511 |