CN104233252A - Novel room-temperature non-phosphorus coating agent - Google Patents
Novel room-temperature non-phosphorus coating agent Download PDFInfo
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- CN104233252A CN104233252A CN201410469090.9A CN201410469090A CN104233252A CN 104233252 A CN104233252 A CN 104233252A CN 201410469090 A CN201410469090 A CN 201410469090A CN 104233252 A CN104233252 A CN 104233252A
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- temperature non
- coating agent
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- film agent
- sodium
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Abstract
The invention belongs to the technical field of organic chemical industry, and particularly relates to a novel room-temperature non-phosphorus coating agent. The room-temperature non-phosphorus coating agent comprises the following components in percentage by weight: 10%-15% of 3-aminopropyltriethoxysilane, 10%-20% of hydrofluoric acid, 10%-15% of ammonium fluorozirconate, 10%-15% of OP-10, 5%-10% of sodium citrate, 5%-10% of tartaric acid, 5%-10% of sodium molybdate and a proper amount of water, wherein the conductivity of the prepared solution is 6160mu s/cm to 7660mu s/cm; and the pH range is 3-6. The prepared novel room-temperature non-phosphorus coating agent can generate a nanoscale coating on various metal surfaces at room temperature below 40 DEG C under the condition of low foam, and compared with a traditional phosphorus process, the novel room-temperature non-phosphorus coating agent has the advantages of being environment-friendly, energy-saving, short in soaking time, good in adhesive force and the like.
Description
Technical field
The invention belongs to field of chemical technology, be specifically related to a kind of novel normal temperature leather diaphragm agent.
Background technology
Traditional metal surface treating method have energy consumption high, seriously polluted, containing heavy metal, wastewater treatment difficulty, use and technique management and control difficulty, the easily problem such as slagging scorification in tube wall and pipeline.Particularly along with the restriction with resource use that improves constantly of environmental requirement, the metal surface treatment technology of environmental protection and energy saving low-cost type has been era development an urgent demand.
Through market study, domestic developed non-phosphate film agent is still immature at present, expensive and many important indicators can not meet industry requirement.
Summary of the invention
The object of the invention is to propose the high non-phosphate film agent of a kind of price lower performance used in metal finishing process.
The present invention according to domestic and international production development and client to the demand of product index, the phosphorous film agent mode of thorough change traditional mode of production, cooperation data are provided by domestic and foreign literature experiment and downstream client, to employ new technology formula, add novel environment friendly additive, under great many of experiments supports, successfully develop novel normal-temperature non-phosphate film agent.
Main technical schemes of the present invention: novel normal-temperature non-phosphate film agent, is characterized in that the formula of described normal temperature non-phosphate film agent is with weight:
3-aminopropyl triethoxysilane 10-15%
Hydrofluoric acid 10-20%
Fluorine zirconic acid presses 10-15%
OP-10 10-15%
Lemon sodium 5-10%
Tartrate 5-10%
Sodium orthomolybdate 5-10%
Water surplus.
The electrical conductivity of solution that described normal temperature non-phosphate film agent is made into is 6160us/cm-7660us/cm, pH scope is 3-6.
Preferably, its formula is as follows:
3-aminopropyl triethoxysilane 13%
Hydrofluoric acid 15%
Fluorine zirconic acid is by 12%
OP-10 13%
Lemon sodium 8%
Tartrate 7%
Sodium orthomolybdate 8%
Water surplus.
Described film agent can be prepared by conventional complex process.
Product prepared by the present invention normal temperature condition less than 40 °, and can generate a kind of nano-scale coating to various metallic surface in the lower situation of foam.Relative to phosphorous traditional technology new product, there is the advantages such as environmental protection, energy-conservation, tight soak time is short, sticking power is good.
Embodiment
Below in conjunction with embodiment, the present invention is described in detail.
Embodiment 1:
The non-phosphate film agent of the present embodiment by weight, comprises following component:
3-aminopropyl triethoxysilane 10%
Hydrofluoric acid 12%
Fluorine zirconic acid is by 10%
OP-10 10%
Lemon sodium 6%
Tartrate 5%
Sodium orthomolybdate 6%
Water surplus.
The electrical conductivity of solution be made into is 6160us/cm-7660us/cm, pH scope is 3-6.
Cold-reduced sheet selected by the process model of the present embodiment, and process selection sprays, and whole operating process is as follows:
1) oil removing, rust cleaning are carried out to workpiece;
2) normal temperature about 20 degree carries out epithelium, and the epithelium time is 5 minutes;
3) dry temperature 40 degree;
4) electrophoretic process is carried out.
Embodiment 2
The non-phosphate film agent of the present embodiment by weight, comprises following component:
3-aminopropyl triethoxysilane 13%
Hydrofluoric acid 15%
Fluorine zirconic acid is by 12%
OP-10 13%
Lemon sodium 8%
Tartrate 7%
Sodium orthomolybdate 8%
Water surplus.
The electrical conductivity of solution be made into is 6160us/cm-7660us/cm, pH scope is 3-6.
Cold-reduced sheet selected by the process model of the present embodiment, and process selection sprays, and whole operating process is as follows:
1) oil removing, rust cleaning are carried out to workpiece;
2) normal temperature about 20 degree carries out epithelium, and the epithelium time is 2 minutes;
3) dry temperature 80 degree;
4) electrophoretic process is carried out.
Embodiment 3
The non-phosphate film agent of the present embodiment by weight, comprises following component:
3-aminopropyl triethoxysilane 14%
Hydrofluoric acid 15.5%
Fluorine zirconic acid is by 13%
OP-10 15%
Lemon sodium 8.5%
Tartrate 8%
Sodium orthomolybdate 8.5%
Water surplus.
The electrical conductivity of solution be made into is 6160us/cm-7660us/cm, pH scope is 3-6.
Cold-reduced sheet selected by the process model of the present embodiment, and process selection sprays, and whole operating process is as follows:
1) oil removing, rust cleaning are carried out to workpiece;
2) normal temperature about 20 degree carries out epithelium, and the epithelium time is 2 minutes;
3) dry temperature 80 degree;
4) electrophoretic process is carried out.
Use hundred lattice devices the one side of the model of embodiment 1-3 to be done hundred lattice tests, test effect is fine, and after use adhesive tape is sticky, its expulsion rate is zero.Then the another side of model is drawn fork and is done salt-fog test, and in the basic indiffusion of model cut of 700 hours Example 2, embodiment 1 and 3 has a little expansion.
The technical parameter of embodiment product
Outward appearance | Light blue |
Proportion | 1.65-1.88 |
Acidity (pH value) | 3-6 |
Free acid | 0.5 |
Temperature | Normal temperature |
Treatment time | 1-2 minute |
For cold-reduced sheet, the film agent institute comparing result that embodiment product and traditional technology are produced is as follows:
Project | Index | Phosphorous film agent | Non-phosphate film agent |
PH value | ≧3 | 2-5 | 3-6 |
Free acid | 1-5 | 3 | 0.5 |
Temperature | 25°-40° | 35°-40° | 20°-35° |
Treatment time | 3-8 minute | 6 minutes | 2 minutes |
Add interval | ≤ 8 hours | 8 hours | 10 hours |
As can be seen from above correlation data, product of the present invention is the pollutent such as phosphate-containing, nitrite, heavy metal and volatile organic component not, without sediment in use procedure, it is a kind of novel environment friendly product innovation, product sticking power after application is splendid, good product effect, takes into account energy-conservation simultaneously and enhances productivity.
Claims (5)
1. a novel normal-temperature non-phosphate film agent, is characterized in that the formula of described normal temperature non-phosphate film agent is with weight:
3-aminopropyl triethoxysilane 10-15%
Hydrofluoric acid 10-20%
Fluorine zirconic acid presses 10-15%
OP-10 10-15%
Lemon sodium 5-10%
Tartrate 5-10%
Sodium orthomolybdate 5-10%
Water surplus.
2. normal temperature non-phosphate film agent as claimed in claim 1, is characterized in that the electrical conductivity of solution be made into be 6160us/cm-7660us/cm, pH scope is 3-6.
3. normal temperature non-phosphate film agent as claimed in claim 1 or 2, is characterized in that its formula is as follows:
3-aminopropyl triethoxysilane 13%
Hydrofluoric acid 15%
Fluorine zirconic acid is by 12%
OP-10 13%
Lemon sodium 8%
Tartrate 7%
Sodium orthomolybdate 8%
Water surplus.
4. normal temperature non-phosphate film agent as claimed in claim 1 or 2, is characterized in that its formula is as follows:
3-aminopropyl triethoxysilane 10%
Hydrofluoric acid 12%
Fluorine zirconic acid is by 10%
OP-10 10%
Lemon sodium 6%
Tartrate 5%
Sodium orthomolybdate 6%
Water surplus.
5. normal temperature non-phosphate film agent as claimed in claim 1 or 2, is characterized in that its formula is as follows:
3-aminopropyl triethoxysilane 14%
Hydrofluoric acid 15.5%
Fluorine zirconic acid is by 13%
OP-10 15%
Lemon sodium 8.5%
Tartrate 8%
Sodium orthomolybdate 8.5%
Water surplus.
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CN201410469090.9A CN104233252B (en) | 2014-09-16 | 2014-09-16 | A kind of room temperature non-phosphate film agent |
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CN201410469090.9A CN104233252B (en) | 2014-09-16 | 2014-09-16 | A kind of room temperature non-phosphate film agent |
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CN104233252A true CN104233252A (en) | 2014-12-24 |
CN104233252B CN104233252B (en) | 2016-08-24 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108220941A (en) * | 2018-01-15 | 2018-06-29 | 广州合孚环保科技有限公司 | A kind of preparation method of metal conditioner |
CN108220942A (en) * | 2018-02-11 | 2018-06-29 | 中山市壹桥环保科技有限公司 | A kind of metal surface is chemically treated film agent |
CN113373435A (en) * | 2021-04-15 | 2021-09-10 | 马鞍山佰斯予菲环保新材料科技有限公司 | Non-phosphorus film agent and preparation method thereof |
Citations (5)
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WO2001012876A1 (en) * | 1999-08-16 | 2001-02-22 | Henkel Corporation | Process and composition for treating metals |
CN102409332A (en) * | 2011-12-06 | 2012-04-11 | 中国科学院金属研究所 | Corrosion-contamination resistant chemical conversion agent and method for preparing chromium-free chemical conversion film |
CN103205738A (en) * | 2013-03-19 | 2013-07-17 | 武汉钢实硅钢浩源润滑油有限公司 | Non-chrome purified liquid |
CN103898496A (en) * | 2012-12-27 | 2014-07-02 | 苏州禾川化工新材料科技有限公司 | Novel silane nano trivalent chromium passivation solution and preparation method thereof |
CN103938198A (en) * | 2014-04-24 | 2014-07-23 | 湖南金裕化工有限公司 | Phosphorus-free nano vitrification agent, and preparation method and application thereof |
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2014
- 2014-09-16 CN CN201410469090.9A patent/CN104233252B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2001012876A1 (en) * | 1999-08-16 | 2001-02-22 | Henkel Corporation | Process and composition for treating metals |
CN102409332A (en) * | 2011-12-06 | 2012-04-11 | 中国科学院金属研究所 | Corrosion-contamination resistant chemical conversion agent and method for preparing chromium-free chemical conversion film |
CN103898496A (en) * | 2012-12-27 | 2014-07-02 | 苏州禾川化工新材料科技有限公司 | Novel silane nano trivalent chromium passivation solution and preparation method thereof |
CN103205738A (en) * | 2013-03-19 | 2013-07-17 | 武汉钢实硅钢浩源润滑油有限公司 | Non-chrome purified liquid |
CN103938198A (en) * | 2014-04-24 | 2014-07-23 | 湖南金裕化工有限公司 | Phosphorus-free nano vitrification agent, and preparation method and application thereof |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108220941A (en) * | 2018-01-15 | 2018-06-29 | 广州合孚环保科技有限公司 | A kind of preparation method of metal conditioner |
CN108220942A (en) * | 2018-02-11 | 2018-06-29 | 中山市壹桥环保科技有限公司 | A kind of metal surface is chemically treated film agent |
CN113373435A (en) * | 2021-04-15 | 2021-09-10 | 马鞍山佰斯予菲环保新材料科技有限公司 | Non-phosphorus film agent and preparation method thereof |
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CN104233252B (en) | 2016-08-24 |
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