CN104018149A - Phosphating solution for surface pretreatment of metal product and preparation method of phosphating solution - Google Patents
Phosphating solution for surface pretreatment of metal product and preparation method of phosphating solution Download PDFInfo
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- CN104018149A CN104018149A CN201410256564.1A CN201410256564A CN104018149A CN 104018149 A CN104018149 A CN 104018149A CN 201410256564 A CN201410256564 A CN 201410256564A CN 104018149 A CN104018149 A CN 104018149A
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Abstract
The invention relates to the technical field of surface treatment of metal products and in particular relates to a phosphating solution for surface pretreatment of a metal product and a preparation method of the phosphating solution. The phosphating solution comprises the following raw materials by weight parts: 4-8 parts of phosphoric acid, 4-9 parts of zinc dihydrogen phosphate, 2-5 parts of calcium nitrate, 2-4 parts of nickel nitrate, 1-2 parts of sodium borate, 2-4.4 parts of sodium hypochlorite, 2-3.3 parts of tartaric acid, 2-3.8 parts of sodium nitrite, 2-5 parts of o-xylene thiourea and 60-78 parts of de-ionized water. The phosphating solution provided by the technical scheme of the invention has the characteristics that the raw material source is wide, the cost is relatively low, tank liquor is stable and sediments are not easily generated in a using process, and the raw materials are safe and environment-friendly; the preparation method provided by the technical scheme of the invention is relatively simple in process, convenient, practical and suitable for popularization and application.
Description
Technical field
The present invention relates to metal products technical field of surface, particularly Phosphating Solution and preparation method thereof for a kind of metal products surface pretreatment.
Background technology
At present, domestic many steel product processing enterprise, carrying out, before steel product processing japanning, simple oil removing, processing of rust removing are only made in metallic surface, do not do careful chemical process, for hidden danger has been buried in ferrous materials use from now on, user just starts to occur corrosion phenomena in the use through half a year to one year, serious impact the work-ing life of steel and user's positive rating.The bonderizing of metal products refers to metal products chemical treatment in the solution that contains iron, zinc or manganese; make metallic surface generation one deck be insoluble in the method for the phosphate coating of water; referred to as phosphatization; phosphate coating is microvoid structure layer; its thickness is generally 5-19 micron; color is generally lead, is combined firmly with matrix, has good adsorptivity, oilness and erosion resistance.But existing phosphating agent exists cost higher in prior art, and tank liquor is unstable, be prone to sediment and reduced the problem of phosphatize phosphate coat antiseptic property.Therefore the metal products surface pretreatment Phosphating Solution and preparation method thereof that, develop a kind of starting material wide material sources, production cost is lower, tank liquor is stable, is not prone to sediment is the current technical problem that will solve.
Summary of the invention
The technical problem to be solved in the present invention is: overcome the deficiencies in the prior art, provide a kind of starting material wide material sources, production cost, low tank liquor is stable, metal products surface pretreatment Phosphating Solution of not being prone to sediment and preparation method thereof.
The technical solution adopted for the present invention to solve the technical problems is: a kind of metal products surface pretreatment Phosphating Solution, by weight, this Phosphating Solution has following component: phosphatase 24-8 part, primary zinc phosphate 4-9 part, nitrocalcite 2-5 part, nickelous nitrate 2-4 part, Sodium Tetraborate 1-2 part, clorox 2-4.4 part, tartrate 2-3.3 part, Sodium Nitrite 2-3.8 part, o-xylene thiourea 2-5 part, deionized water 60-78 part.
Further, by weight, this Phosphating Solution has following component: phosphoric acid 5-6 part, primary zinc phosphate 5-8 part, nitrocalcite 3-4.8 part, nickelous nitrate 3-3.8 part, Sodium Tetraborate 1.5-1.9 part, clorox 1.5-4 part, tartrate 2.5-3.0 part, Sodium Nitrite 2.5-3.5 part, o-xylene thiourea 2.5-4.5 part, deionized water 65-75 part.
Further preferably, by weight, this Phosphating Solution has following component: 5.5 parts of phosphoric acid, 6.5 parts of primary zinc phosphates, 4 parts, nitrocalcite, 3.5 parts of nickelous nitrates, 1.7 parts of Sodium Tetraboratees, 3.5 parts of clorox, 2.8 parts, tartrate, 3 parts of Sodium Nitrites, 3.5 parts of o-xylene thioureas, 70 parts of deionized waters.
A preparation method for Phosphating Solution for metal products surface pretreatment, this preparation method has following steps:
(1) by weight, prepare the following component that Phosphating Solution has: phosphatase 24-8 part, primary zinc phosphate 4-9 part, nitrocalcite 2-5 part, nickelous nitrate 2-4 part, Sodium Tetraborate 1-2 part, clorox 2-4.4 part, tartrate 2-3.3 part, Sodium Nitrite 2-3.8 part, o-xylene thiourea 2-5 part, deionized water 60-78 part;
(2) first o-xylene thiourea is added in deionized water, stir 0.5-1.5h at 70-85 DEG C, then add successively phosphoric acid, primary zinc phosphate, nitrocalcite, nickelous nitrate, Sodium Tetraborate, clorox, tartrate and Sodium Nitrite, continue to stir 1.5-2h, it is cooling under normal temperature condition.
Beneficial effect: the component formula of Phosphating Solution for the metal products surface pretreatment that technical scheme of the present invention provides, starting material wide material sources, cost is lower, and it is in use, sediment is stablized, is not prone to tank liquor, component safety and environmental protection, does not affect electroconductibility, insulativity, the weldability in metal products later stage, is applicable to the processing to metal products surface, the preparation method that this technical scheme provides, technique is comparatively simple, convenient and practical, suitable applying.
Embodiment
Below in conjunction with specific embodiment, the present invention will be further described; described embodiment is only a part of embodiment of the present invention; be not restricted to the present invention; based on the embodiment in the present invention; those of ordinary skill in the art obtain other embodiments of the invention not making under creative work prerequisite, and these all belong to protection scope of the present invention.
Embodiment mono-
A preparation method for Phosphating Solution for metal products surface pretreatment, this preparation method has following steps:
(1) by weight, this Phosphating Solution has following component: 5.5 parts of phosphoric acid, 6.5 parts of primary zinc phosphates, 4 parts, nitrocalcite, 3.5 parts of nickelous nitrates, 1.7 parts of Sodium Tetraboratees, 3.5 parts of clorox, 2.8 parts, tartrate, 3 parts of Sodium Nitrites, 3.5 parts of o-xylene thioureas, 70 parts of deionized waters;
(2) first o-xylene thiourea is added in deionized water, stir 0.5-1.5h at 70-85 DEG C, then add successively phosphoric acid, primary zinc phosphate, nitrocalcite, nickelous nitrate, Sodium Tetraborate, clorox, tartrate and Sodium Nitrite, continue to stir 1.5-2h, it is cooling under normal temperature condition.
Embodiment bis-
A preparation method for Phosphating Solution for metal products surface pretreatment, this preparation method has following steps:
(1) by weight, this Phosphating Solution has following component: 8 parts of phosphoric acid, 9 parts of primary zinc phosphates, 5 parts, nitrocalcite, 4 parts of nickelous nitrates, 1.7 parts of Sodium Tetraboratees, 3.5 parts of clorox, 3.3 parts, tartrate, 3.5 parts of Sodium Nitrites, 5 parts of o-xylene thioureas, 75 parts of deionized waters;
(2) first o-xylene thiourea is added in deionized water, stir 0.5-1.5h at 70-85 DEG C, then add successively phosphoric acid, primary zinc phosphate, nitrocalcite, nickelous nitrate, Sodium Tetraborate, clorox, tartrate and Sodium Nitrite, continue to stir 1.5-2h, it is cooling under normal temperature condition.
Embodiment tri-
A preparation method for Phosphating Solution for metal products surface pretreatment, this preparation method has following steps:
(1) by weight, this Phosphating Solution has following component: phosphatase 24 part, 5 parts of primary zinc phosphates, 3 parts, nitrocalcite, 2.5 parts of nickelous nitrates, 1.7 parts of Sodium Tetraboratees, 3.5 parts of clorox, 2.3 parts, tartrate, 2.5 parts of Sodium Nitrites, 2.5 parts of o-xylene thioureas, 62 parts of deionized waters;
(2) first o-xylene thiourea is added in deionized water, stir 0.5-1.5h at 70-85 DEG C, then add successively phosphoric acid, primary zinc phosphate, nitrocalcite, nickelous nitrate, Sodium Tetraborate, clorox, tartrate and Sodium Nitrite, continue to stir 1.5-2h, it is cooling under normal temperature condition.
Taking above-mentioned foundation desirable embodiment of the present invention as enlightenment, by above-mentioned description, relevant staff can, not departing from the scope of this invention technological thought, carry out various change and amendment completely.The technical scope of this invention is not limited to the content on specification sheets, must determine its technical scope according to claim scope.
Claims (4)
1. a metal products surface pretreatment Phosphating Solution, it is characterized in that: by weight, this Phosphating Solution has following component: phosphatase 24-8 part, primary zinc phosphate 4-9 part, nitrocalcite 2-5 part, nickelous nitrate 2-4 part, Sodium Tetraborate 1-2 part, clorox 2-4.4 part, tartrate 2-3.3 part, Sodium Nitrite 2-3.8 part, o-xylene thiourea 2-5 part, deionized water 60-78 part.
2. a kind of metal products surface pretreatment Phosphating Solution according to claim 1, it is characterized in that: by weight, this Phosphating Solution has following component: phosphoric acid 5-6 part, primary zinc phosphate 5-8 part, nitrocalcite 3-4.8 part, nickelous nitrate 3-3.8 part, Sodium Tetraborate 1.5-1.9 part, clorox 1.5-4 part, tartrate 2.5-3.0 part, Sodium Nitrite 2.5-3.5 part, o-xylene thiourea 2.5-4.5 part, deionized water 65-75 part.
3. a kind of metal products surface pretreatment Phosphating Solution according to claim 1, it is characterized in that: by weight, this Phosphating Solution has following component: 5.5 parts of phosphoric acid, 6.5 parts of primary zinc phosphates, 4 parts, nitrocalcite, 3.5 parts of nickelous nitrates, 1.7 parts of Sodium Tetraboratees, 3.5 parts of clorox, 2.8 parts, tartrate, 3 parts of Sodium Nitrites, 3.5 parts of o-xylene thioureas, 70 parts of deionized waters.
4. the preparation method of Phosphating Solution for a kind of metal products surface pretreatment according to claim 1, is characterized in that: this preparation method has following steps:
(1) by weight, prepare the following component that Phosphating Solution has: phosphatase 24-8 part, primary zinc phosphate 4-9 part, nitrocalcite 2-5 part, nickelous nitrate 2-4 part, Sodium Tetraborate 1-2 part, clorox 2-4.4 part, tartrate 2-3.3 part, Sodium Nitrite 2-3.8 part, o-xylene thiourea 2-5 part, deionized water 60-78 part;
(2) first o-xylene thiourea is added in deionized water, stir 0.5-1.5h at 70-85 DEG C, then add successively phosphoric acid, primary zinc phosphate, nitrocalcite, nickelous nitrate, Sodium Tetraborate, clorox, tartrate and Sodium Nitrite, continue to stir 1.5-2h, it is cooling under normal temperature condition.
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| CN201410256564.1A CN104018149A (en) | 2014-06-11 | 2014-06-11 | Phosphating solution for surface pretreatment of metal product and preparation method of phosphating solution |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112981401A (en) * | 2021-02-04 | 2021-06-18 | 广东百能家居有限公司 | Stainless steel plate for cabinet |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1052705A (en) * | 1990-12-29 | 1991-07-03 | 成都传感换能技术研究所 | A kind of rust cleaning antirusting agent |
| CN1242436A (en) * | 1998-07-21 | 2000-01-26 | 日本巴可莱新株式会社 | Conditioning liquid and conditioning process used in pretreatment for forming of phosphate layer on metallic surface |
| CN1268582A (en) * | 1999-03-30 | 2000-10-04 | 米隆化学股份有限公司 | Chemical surface treatment liquid composition for magnesium contd. metallic material, surface treatment method and surface treatment matter thereof |
| CN101538707A (en) * | 2009-03-13 | 2009-09-23 | 上海大学 | Treatment method on surface of magnesium alloy |
-
2014
- 2014-06-11 CN CN201410256564.1A patent/CN104018149A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1052705A (en) * | 1990-12-29 | 1991-07-03 | 成都传感换能技术研究所 | A kind of rust cleaning antirusting agent |
| CN1242436A (en) * | 1998-07-21 | 2000-01-26 | 日本巴可莱新株式会社 | Conditioning liquid and conditioning process used in pretreatment for forming of phosphate layer on metallic surface |
| CN1268582A (en) * | 1999-03-30 | 2000-10-04 | 米隆化学股份有限公司 | Chemical surface treatment liquid composition for magnesium contd. metallic material, surface treatment method and surface treatment matter thereof |
| CN101538707A (en) * | 2009-03-13 | 2009-09-23 | 上海大学 | Treatment method on surface of magnesium alloy |
Non-Patent Citations (1)
| Title |
|---|
| 周志虎等: "低温黑色磷化液", 《电镀与环保》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112981401A (en) * | 2021-02-04 | 2021-06-18 | 广东百能家居有限公司 | Stainless steel plate for cabinet |
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Application publication date: 20140903 |