CN108486557A - A kind of bright blue passivation liquid with high antiseptic property - Google Patents
A kind of bright blue passivation liquid with high antiseptic property Download PDFInfo
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- CN108486557A CN108486557A CN201810164660.1A CN201810164660A CN108486557A CN 108486557 A CN108486557 A CN 108486557A CN 201810164660 A CN201810164660 A CN 201810164660A CN 108486557 A CN108486557 A CN 108486557A
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- Prior art keywords
- parts
- bright blue
- antiseptic property
- chalybeate
- high antiseptic
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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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/07—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
- C23C22/08—Orthophosphates
- C23C22/12—Orthophosphates containing zinc cations
- C23C22/17—Orthophosphates containing zinc cations containing also organic acids
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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)
- Paints Or Removers (AREA)
- Chemical Treatment Of Metals (AREA)
Abstract
The present invention discloses a kind of bright blue passivation liquid with high antiseptic property, by weight, including following substances：37 parts of chalybeate, 1 15 parts of phosphatase 11,7 11 parts of monohydrate potassium, two 10 14 parts of citric acid monohydrate zinc, 37 parts of Cobalt monosulfate heptahydrate, 0.1 1 points of surfactant, 35 55 parts of water.Formula through the invention controls passivation concentration, pH value, the parameters such as time, can obtain performance and stablize anti-corrosion excellent passivating film, complies fully with ROHS standards, the galvanizing surface white rust of resistance to neutral salt spray test 96 hours, red rust 240 hours or more.
Description
Technical field
The present invention relates to metal passivation field more particularly to a kind of bright blue passivation liquid with high antiseptic property.
Background technology
Steel-iron components will usually be passivated processing after electrogalvanizing or galvanizing, white to prevent from generating in the short time
Rust.Bright blue passivation technique can form bright blue passivation film on zinc coat, not only beautiful but also have splendid anticorrosion ability.
And existing bright blue passivation technique is there are product quality is unstable, the passivating solution service life is low, and passivating process is not easy to control,
The defects of corrosion resistance of passivating film is poor.
Invention content
The object of the present invention is to provide a kind of bright blue passivation liquid with high antiseptic property.The invention is a kind of trivalent
Chromium passivating liquid, not only the passivating solution service life is high, and passivating process is easy to control, and the product with stable quality produced using the passivating solution,
The corrosion resistance of passivating film is preferable, while also having the characteristics that environmental pollution is low.
Technical solution of the present invention：
A kind of bright blue passivation liquid with high antiseptic property, by weight, including following substances：3-7 parts of chalybeate, phosphatase 11 1-15
Part, 7-11 parts of monohydrate potassium, two 10-14 parts of citric acid monohydrate zinc, 3-7 parts of Cobalt monosulfate heptahydrate, surfactant 0.1-1
Point, 35-55 parts of water.
Bright blue passivation liquid with high antiseptic property, by weight, including following substances：4-6 parts of chalybeate, phosphatase 11 2-14
Part, 8-10 parts of monohydrate potassium, two 11-13 parts of citric acid monohydrate zinc, 4-6 parts of Cobalt monosulfate heptahydrate, surfactant 0.3-
0.7 part, 40-50 parts of water.
Bright blue passivation liquid with high antiseptic property, by weight, including following substances：5 parts of chalybeate, 3 parts of phosphatase 11, one
9 parts of citric acid monohydrate, two 12 parts of citric acid monohydrate zinc, 5 parts of Cobalt monosulfate heptahydrate, 0.5 part of surfactant, 45 parts of water.
Aforementioned chalybeate is chromium trioxide.
Aforementioned surfactants are Brazil wax emulsifier.
Aforementioned phosphate a concentration of 85%.
The present invention is using monohydrate potassium and two citric acid monohydrate zinc as reducing agent compared with prior art, by chromium trioxide
In hexavalent chrome reduction at trivalent chromium.Using trivalent chromium as film forming agent, monohydrate potassium forms mixed ligand network with trivalent chromium
After closing object, in the environment of phosphoric acid, while the catalyst of Cobalt monosulfate heptahydrate substitution reaction is added, ensures the stabilization of passivating solution
Property, to generate trivalent chromium passivation film.And the present invention is added to surfactant so that generates trivalent chromium passivation film more
Improve densification.
It is tested through applicant, formula through the invention, controls the parameters such as passivation concentration, PH values, time, can obtain
Performance stablizes anti-corrosion excellent passivating film, complies fully with ROHS standards, and the galvanizing surface white rust of resistance to neutral salt spray test 96 is small
When, red rust 240 hours or more.
With reference to embodiment, the present invention will be further described, but is not intended as the foundation limited the present invention.
Embodiment 1
A kind of bright blue passivation liquid with high antiseptic property, by weight, including following substances：3-7 parts of chalybeate, phosphatase 11 1-15
Part, 7-11 parts of monohydrate potassium, two 10-14 parts of citric acid monohydrate zinc, 3-7 parts of Cobalt monosulfate heptahydrate, surfactant 0.1-1
Point, 35-55 parts of water.
Bright blue passivation liquid with high antiseptic property, by weight, including following substances：4-6 parts of chalybeate, phosphatase 11 2-14
Part, 8-10 parts of monohydrate potassium, two 11-13 parts of citric acid monohydrate zinc, 4-6 parts of Cobalt monosulfate heptahydrate, surfactant 0.3-
0.7 part, 40-50 parts of water.
Bright blue passivation liquid with high antiseptic property, by weight, including following substances：5 parts of chalybeate, 3 parts of phosphatase 11, one
9 parts of citric acid monohydrate, two 12 parts of citric acid monohydrate zinc, 5 parts of Cobalt monosulfate heptahydrate, 0.5 part of surfactant, 45 parts of water.
The chalybeate is chromium trioxide.
The surfactant is Brazil wax emulsifier.
The phosphoric acid concentration is 85%.
In use, passivating solution and water are matched 1:1, Baume degrees is controlled in 14-16；PH value is transferred to 3.5-4.5 with NaOH, complete
At the preparation of production liquid.Then need to be passivated part be put into production liquid in be passivated..Then the part being passivated is pulled out,
It is dried up with compressed air, completes passivation.
Embodiment 2
A kind of bright blue passivation liquid with high antiseptic property, by weight, including following substances：3 parts of chalybeate, 1 part of phosphatase 11, one
7 parts of citric acid monohydrate, two 10 parts of citric acid monohydrate zinc, 3 parts of Cobalt monosulfate heptahydrate, 0.1 part of surfactant, 35 parts of water.
The chalybeate is chromium trioxide.
The phosphoric acid concentration is 85%.
The surfactant is Brazil wax emulsifier.
In use, passivating solution and water are matched 1:1, Baume degrees is controlled in 14-16；PH value is transferred to 3.5-4.5 with NaOH, complete
At the preparation of production liquid.Then need to be passivated part be put into production liquid in be passivated.Then the part being passivated is pulled out, with
Compressed air dries up, and completes passivation.
Embodiment 3
A kind of bright blue passivation liquid with high antiseptic property, by weight, including following substances：7 parts of chalybeate, 5 parts of phosphatase 11, one
11 parts of citric acid monohydrate, two 14 parts of citric acid monohydrate zinc, 7 parts of Cobalt monosulfate heptahydrate, 1 part of surfactant, 55 parts of water.
The chalybeate is chromium trioxide.
The phosphoric acid concentration is 85%.
The surfactant is Brazil wax emulsifier.
In use, passivating solution and water are matched 1:1, Baume degrees is controlled in 14-16；PH value is transferred to 3.5-4.5 with NaOH, complete
At the preparation of production liquid.Then need to be passivated part be put into production liquid in be passivated.Then the part being passivated is pulled out, with
Compressed air dries up, and completes passivation.
Embodiment 4
A kind of bright blue passivation liquid with high antiseptic property, by weight, including following substances：4 parts of chalybeate, 2 parts of phosphatase 11, one
8 parts of citric acid monohydrate, two 11 parts of citric acid monohydrate zinc, 4 parts of Cobalt monosulfate heptahydrate, 0.3 part of surfactant, 40 parts of water.
The chalybeate is chromium trioxide.
The phosphoric acid concentration is 85%.
The surfactant is Brazil wax emulsifier.
In use, passivating solution and water are matched 1:1, Baume degrees is controlled in 14-16；PH value is transferred to 3.5-4.5 with NaOH, complete
At the preparation of production liquid.Then need to be passivated part be put into production liquid in be passivated.Then the part being passivated is pulled out, with
Compressed air dries up, and completes passivation.
Embodiment 5
A kind of bright blue passivation liquid with high antiseptic property, by weight, including following substances：6 parts of chalybeate, 4 parts of phosphatase 11, one
10 parts of citric acid monohydrate, two 13 parts of citric acid monohydrate zinc, 6 parts of Cobalt monosulfate heptahydrate, 0.7 part of surfactant, 50 parts of water.
The chalybeate is chromium trioxide.
The phosphoric acid concentration is 85%.
The surfactant is Brazil wax emulsifier.
In use, passivating solution and water are matched 1:1, Baume degrees is controlled in 14-16；PH value is transferred to 3.5-4.5 with NaOH, complete
At the preparation of production liquid.Then need to be passivated part be put into production liquid in be passivated.Then the part being passivated is pulled out, with
Compressed air dries up, and completes passivation.
Embodiment 6
A kind of bright blue passivation liquid with high antiseptic property, by weight, including following substances：5 parts of chalybeate, 3 parts of phosphatase 11, one
9 parts of citric acid monohydrate, two 12 parts of citric acid monohydrate zinc, 5 parts of Cobalt monosulfate heptahydrate, 0.5 part of surfactant, 45 parts of water.
The chalybeate is chromium trioxide.
The phosphoric acid concentration is 85%.
The surfactant is Brazil wax emulsifier.
In use, passivating solution and water are matched 1:1, Baume degrees is controlled in 14-16；PH value is transferred to 3.5-4.5 with NaOH, complete
At the preparation of production liquid.Then need to be passivated part be put into production liquid in be passivated.Then the part being passivated is pulled out, with
Compressed air dries up, and completes passivation.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of bright blue passivation liquid with high antiseptic property, it is characterised in that：By weight, including following substances：Chalybeate 3-7
Part, 1-15 parts of phosphatase 11,7-11 parts of monohydrate potassium, two 10-14 parts of citric acid monohydrate zinc, 3-7 parts of Cobalt monosulfate heptahydrate, table
Face activating agent 0.1-1 points, 35-55 parts of water.
2. the bright blue passivation liquid according to claim 1 with high antiseptic property, it is characterised in that：By weight, including
Following substances：4-6 parts of chalybeate, 2-14 parts of phosphatase 11,8-10 parts of monohydrate potassium, two 11-13 parts of citric acid monohydrate zinc, seven water
Close 4-6 parts of cobaltous sulfate, 0.3-0.7 parts of surfactant, 40-50 parts of water.
3. the bright blue passivation liquid according to claim 2 with high antiseptic property, it is characterised in that：By weight, including
Following substances：5 parts of chalybeate, 3 parts of phosphatase 11,9 parts of monohydrate potassium, two 12 parts of citric acid monohydrate zinc, 5 parts of Cobalt monosulfate heptahydrate,
0.5 part of surfactant, 45 parts of water.
4. the bright blue passivation liquid according to claim 1 with high antiseptic property, it is characterised in that：The chalybeate is three oxygen
Change chromium.
5. the bright blue passivation liquid according to claim 1 with high antiseptic property, it is characterised in that：The surfactant
For Brazil wax emulsifier.
6. the bright blue passivation liquid according to claim 1 with high antiseptic property, it is characterised in that：The phosphoric acid concentration is
85%。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810164660.1A CN108486557A (en) | 2018-02-27 | 2018-02-27 | A kind of bright blue passivation liquid with high antiseptic property |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810164660.1A CN108486557A (en) | 2018-02-27 | 2018-02-27 | A kind of bright blue passivation liquid with high antiseptic property |
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| CN108486557A true CN108486557A (en) | 2018-09-04 |
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| CN201810164660.1A Pending CN108486557A (en) | 2018-02-27 | 2018-02-27 | A kind of bright blue passivation liquid with high antiseptic property |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4263059A (en) * | 1979-12-21 | 1981-04-21 | Rohco, Inc. | Coating solutions of trivalent chromium for coating zinc and cadmium surfaces |
| CN101173354A (en) * | 2007-11-27 | 2008-05-07 | 钢铁研究总院 | Trivalent chromium colorful passivation liquid for NdFeB Zinc-plated parts in normal temperature, method for producing the same and passivation method |
| CN101805897A (en) * | 2010-05-27 | 2010-08-18 | 贵阳华科电镀有限公司 | Passivation method for zinc-plated trivalent chromium |
| CN102011118A (en) * | 2010-12-24 | 2011-04-13 | 杭州东方表面技术有限公司 | Trivalent chromium passivating agent for zinc and zinc alloy coatings |
| CN104141123A (en) * | 2014-07-24 | 2014-11-12 | 深圳市鑫明达环保科技有限公司 | High corrosion resistance passivation solution for zinc alloy die castings and passivation method |
| CN105088208A (en) * | 2015-09-22 | 2015-11-25 | 攀钢集团攀枝花钢铁研究院有限公司 | Trivalent chrome complex for hot dip aluminum-zinc plate and preparation method of trivalent chrome complex |
-
2018
- 2018-02-27 CN CN201810164660.1A patent/CN108486557A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4263059A (en) * | 1979-12-21 | 1981-04-21 | Rohco, Inc. | Coating solutions of trivalent chromium for coating zinc and cadmium surfaces |
| CN101173354A (en) * | 2007-11-27 | 2008-05-07 | 钢铁研究总院 | Trivalent chromium colorful passivation liquid for NdFeB Zinc-plated parts in normal temperature, method for producing the same and passivation method |
| CN101805897A (en) * | 2010-05-27 | 2010-08-18 | 贵阳华科电镀有限公司 | Passivation method for zinc-plated trivalent chromium |
| CN102011118A (en) * | 2010-12-24 | 2011-04-13 | 杭州东方表面技术有限公司 | Trivalent chromium passivating agent for zinc and zinc alloy coatings |
| CN104141123A (en) * | 2014-07-24 | 2014-11-12 | 深圳市鑫明达环保科技有限公司 | High corrosion resistance passivation solution for zinc alloy die castings and passivation method |
| CN105088208A (en) * | 2015-09-22 | 2015-11-25 | 攀钢集团攀枝花钢铁研究院有限公司 | Trivalent chrome complex for hot dip aluminum-zinc plate and preparation method of trivalent chrome complex |
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Application publication date: 20180904 |
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