CN104131277A - Metal surface conditioning agent and metal surface treatment technology - Google Patents
Metal surface conditioning agent and metal surface treatment technology Download PDFInfo
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- CN104131277A CN104131277A CN201410312721.6A CN201410312721A CN104131277A CN 104131277 A CN104131277 A CN 104131277A CN 201410312721 A CN201410312721 A CN 201410312721A CN 104131277 A CN104131277 A CN 104131277A
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Abstract
The invention relates to a metal surface conditioning agent, which is composed of novel organic acidity, zinc nitrate, sodium molybdate, nicdel nitrate, sodium hydrogenfluoride, phytic acid, a nonionic surfactant and water; the novel organic acidity is the organic acidity obtained by respectively reacting ethene diamine or diethylenetriamine or triethylene tetramine or tetraethylenepentamine with citric acid. A metal surface treatment technology comprises the following steps: preparing the novel organic acidity, and using the novel organic acidity for complex formulation with zinc nitrate, sodium molybdate, nicdel nitrate, sodium hydrogenfluoride, phytic acid, the nonionic surfactant and water to obtain the metal surface conditioning agent. The concrete processing flow comprises the following steps: removing oil, washing, washing, pickling, neutralizing, conditioning surface, treating surface, performing post-treatment on surface or washing, performing air drying. The surface treatment technology can replace the current phosphatization technology, and has the technology advantages of environmental protection and simple operation, and is better than the phosphatization technology from the aspect of technology index.
Description
Technical field
The present invention relates to the existing phosphating process of a kind of replacement, do not contain new type environmental protective metal treatment agent and the metal surface treatment process of inorganic phosphate.
Background technology
In field of metal surface treatment, take phosphating process as main at present, phosphating process cost simple to operate is lower, and the metallic surface after bonderizing forms one deck reaction film uniformly densely.Therefore at industrial circle, be widely used, especially in coating metal surfaces field, the phosphatization before application has played conclusive effect to the quality of application.
Phosphating process has obvious defect: what phosphating process was mainly used is to take phosphoric acid salt as main membrane-forming agent, and the phosphatization slag of generation is to environment, particularly very serious to soil and pollution of waterhead.For contaminated solution problem, have and consider to replace phosphating process with silane epithelium treatment process, epithelium treatment process is mainly in metallic surface, to form one deck adsorption film, its technique is simple, but the requirement that does not reach phosphating process, effect is unsatisfactory.
Summary of the invention
The technical problem that the present invention mainly solves be to provide a kind of technique simply, not to environment, can metallic surface form organic acid zinc film and film sticking power and antiseptic power be equivalent to lithoform, treating processes in few metal conditioner and the metal surface treatment process of waste residue, overcome the deficiencies in the prior art.
Metal conditioner of the present invention, is comprised of novel organic acid, zinc nitrate, Sodium orthomolybdate, nickelous nitrate, sodium bifluoride, phytic acid, nonionogenic tenside, water;
Described each composition is in mass fraction, and in the metal conditioner described in every hundred parts, the content of each composition is as follows: novel organic acid 20-40 part; Zinc nitrate 10-20 part; Sodium orthomolybdate 0.5-1 part; Nickelous nitrate 0.5-1 part; Sodium bifluoride 0.5-2 part; Phytic acid 1-2 part; Nonionogenic tenside 0.2-1 part; Excess water;
Described novel organic acid be by quadrol or diethylenetriamine or triethylene tetramine or tetraethylene pentamine respectively with the organic acid of citric acid reactions gained, total amount is in hundred parts, quadrol 5-9 part wherein, citric acid 91-95 part, or diethylenetriamine 8-11 part, citric acid 89-92 part, or triethylene tetramine 10-13 part, citric acid 87-90 part, or tetraethylene pentamine 11-14 part, citric acid 86-89 part, temperature of reaction is all controlled at 120 ℃-140 ℃, and the reaction times is 6 hours.
Metal surface treatment process of the present invention, step is as follows:
(1), prepare novel organic acid
Total amount, in hundred parts, is got quadrol 5-9 part, citric acid 91-95 part, and temperature of reaction is controlled at 120 ℃-140 ℃, 6 hours reaction times;
Or total amount is in hundred parts, gets diethylenetriamine 8-11 part, citric acid 89-92 part, temperature of reaction is controlled at 120 ℃-140 ℃, 6 hours reaction times;
Or total amount is in hundred parts, gets triethylene tetramine 10-13 part, citric acid 87-90 part, temperature of reaction is controlled at 120 ℃-140 ℃, 6 hours reaction times;
Or total amount is in hundred parts, gets tetraethylene pentamine 11-14 part, citric acid 86-89 part, temperature of reaction is controlled at 120 ℃-140 ℃, 6 hours reaction times;
(2), composite
One of novel organic acid that (1) walks gained is mixed with zinc nitrate, Sodium orthomolybdate, nickelous nitrate, sodium bifluoride, phytic acid, nonionogenic tenside, water, make described metal conditioner, total amount is in hundred parts, wherein novel organic acid 20-40 part; Zinc nitrate 10-20 part; Sodium orthomolybdate 0.5-1 part; Nickelous nitrate 0.5-1 part; Sodium bifluoride 0.5-2 part; Phytic acid 1-2 part; Nonionogenic tenside 0.2-1 part; Excess water;
(3), the metal conditioner that (2) walks gained is mixed with water, form surface treatment working fluid, metal conditioner accounts for 10% of working fluid total mass, after proportioning, metallic surface is processed, concrete treatment scheme is: oil removing, and-------------------------table is adjusted, and----------surperficial aftertreatment or washing-----are air-dry to utilize working fluid surface treatment containing 10% metal conditioner in neutralization in pickling in washing in washing;
The pH value of testing liquid in wherein surface treatment link when pH value is greater than 5, is added working fluid in working fluid, keeps the pH value of working fluid to be less than 3, and processing condition are: temperature is controlled between 60 ℃-70 ℃, and the time is controlled at 5--20 minute.
The present invention replaces phosphoric acid and metallic surface generation chemical reaction with novel organic acid, form the film of one deck organic acid zinc, the sticking power of its paint film layer and anti-corrosion capability and lithoform are suitable, the waste residue producing is few, can replace traditional phosphating process completely, there is advantage free from environmental pollution, simple to operate.Utilize metallic surface detected result that metal conditioner of the present invention processes as following table:
Conclusion
The present invention can replace existing phosphating process, its technical superiority: environmental protection, and simple to operate, from technical indicator, be better than phosphating process.
Embodiment
Metal conditioner of the present invention, is comprised of novel organic acid, zinc nitrate, Sodium orthomolybdate, nickelous nitrate, sodium bifluoride, phytic acid, nonionogenic tenside, water;
Each composition is in mass fraction, and in every hundred parts of metal conditioners, the content of each composition is as follows: novel organic acid 20-40 part; Zinc nitrate 10-20 part; Sodium orthomolybdate 0.5-1 part; Nickelous nitrate 0.5-1 part; Sodium bifluoride 0.5-2 part; Phytic acid 1-2 part; Nonionogenic tenside 0.2-1 part; Excess water.
Specific embodiment 1: novel organic acid 20kg; Zinc nitrate 10 kg; Sodium orthomolybdate 0.5 kg; Nickelous nitrate 0.5 kg; Sodium bifluoride 0.5 kg; Phytic acid 1 kg; Nonionogenic tenside 0.2 kg; Water 67.3kg.
Specific embodiment 2: novel organic acid 40 kg; Zinc nitrate 20 kg; Sodium orthomolybdate 1 kg; Nickelous nitrate 1 kg; Sodium bifluoride 2 kg; Phytic acid 2 kg; Nonionogenic tenside 1 kg; Water 33 kg.
Specific embodiment 3: novel organic acid 30 kg; Zinc nitrate 15kg; Sodium orthomolybdate 0.75 kg; Nickelous nitrate 0.75 kg; Sodium bifluoride 1.25 kg; Phytic acid 1.5kg; Nonionogenic tenside 0.6kg; Water 50.15 kg.
Specific embodiment 4: novel organic acid 22kg; Zinc nitrate 18kg; Sodium orthomolybdate 0.85 kg; Nickelous nitrate 0.6 kg; Sodium bifluoride 1 kg; Phytic acid 1.3kg; Nonionogenic tenside 0.7kg; Water 55.55 kg.
In above-mentioned specific embodiment 1-4, novel organic acid is by quadrol and citric acid reactions gained, in hundred parts of total masses, get quadrol 5 or 6 or 7 or 8 or 9 kg, get citric acid 95 or 94 or 93 or 92 or 91kg, temperature of reaction is controlled at 120 ℃ or 130 ℃ or 140 ℃, 6 hours reaction times.
Novel organic acid can be also by diethylenetriamine and citric acid reactions gained, in hundred parts of total masses, get diethylenetriamine 8 or 9 or 10 or 11 kg, get citric acid 92 or 91 or 90 or 89kg, temperature of reaction is controlled at 120 ℃ or 130 ℃ or 140 ℃, 6 hours reaction times.
Novel organic acid can be also by triethylene tetramine and citric acid reactions gained, in hundred parts of total masses, get triethylene tetramine 10 or 11 or 12 or 13 kg, get citric acid 90 or 89 or 88 or 87kg, temperature of reaction is controlled at 120 ℃ or 130 ℃ or 140 ℃, 6 hours reaction times.
Novel organic acid can be also by tetraethylene pentamine and citric acid reactions gained, in hundred parts of total masses, get tetraethylene pentamine 11 or 12 or 13 or 14kg, get citric acid 89 or 88 or 87 or 86kg, temperature of reaction is controlled at 120 ℃ or 130 ℃ or 140 ℃, 6 hours reaction times.
Metal surface treatment process of the present invention, step is as follows:
1, by the consumption of aforesaid mode and each composition, first make novel organic acid, then novel organic acid and zinc nitrate, Sodium orthomolybdate, nickelous nitrate, sodium bifluoride, phytic acid, nonionogenic tenside, water are undertaken compositely by aforesaid consumption, obtain metal conditioner;
2, the metal conditioner of upper step gained is mixed with water, form surface treatment working fluid, metal conditioner accounts for 10% of working fluid total mass, after proportioning, metallic surface is processed, concrete treatment scheme is: oil removing, and-----------------------------------surperficial aftertreatment or washing-----are air-dry to utilize the working fluid of the metal conditioner that contains 10% to carry out surface treatment for Biao tunes in neutralization in pickling in washing in washing;
The pH value of testing liquid in wherein surface treatment link when pH value is greater than 5, is added working fluid in working fluid, keeps the pH value of working fluid to be less than 3, and processing condition are: temperature is controlled between 60 ℃-70 ℃, and the time is controlled at 5--20 minute.
Claims (2)
1. a metal conditioner, is characterized in that: described metal conditioner is comprised of novel organic acid, zinc nitrate, Sodium orthomolybdate, nickelous nitrate, sodium bifluoride, phytic acid, nonionogenic tenside, water;
Described each composition is in mass fraction, and in the metal conditioner described in every hundred parts, the content of each composition is as follows: novel organic acid 20-40 part; Zinc nitrate 10-20 part; Sodium orthomolybdate 0.5-1 part; Nickelous nitrate 0.5-1 part; Sodium bifluoride 0.5-2 part; Phytic acid 1-2 part; Nonionogenic tenside 0.2-1 part; Excess water;
Described novel organic acid be by quadrol or diethylenetriamine or triethylene tetramine or tetraethylene pentamine respectively with the organic acid of citric acid reactions gained, total amount is in hundred parts, quadrol 5-9 part wherein, citric acid 91-95 part, or diethylenetriamine 8-11 part, citric acid 89-92 part, or triethylene tetramine 10-13 part, citric acid 87-90 part, or tetraethylene pentamine 11-14 part, citric acid 86-89 part, temperature of reaction is all controlled at 120 ℃-140 ℃, and the reaction times is 6 hours.
2. a metal surface treatment process, is characterized in that: step is as follows:
(1), prepare novel organic acid
Total amount, in hundred parts, is got quadrol 5-9 part, citric acid 91-95 part, and temperature of reaction is controlled at 120 ℃-140 ℃, 6 hours reaction times;
Or total amount is in hundred parts, gets diethylenetriamine 8-11 part, citric acid 89-92 part, temperature of reaction is controlled at 120 ℃-140 ℃, 6 hours reaction times;
Or total amount is in hundred parts, gets triethylene tetramine 10-13 part, citric acid 87-90 part, temperature of reaction is controlled at 120 ℃-140 ℃, 6 hours reaction times;
Or total amount is in hundred parts, gets tetraethylene pentamine 11-14 part, citric acid 86-89 part, temperature of reaction is controlled at 120 ℃-140 ℃, 6 hours reaction times;
(2), composite
One of novel organic acid that (1) walks gained is mixed with zinc nitrate, Sodium orthomolybdate, nickelous nitrate, sodium bifluoride, phytic acid, nonionogenic tenside, water, make described metal conditioner, total amount is in hundred parts, wherein novel organic acid 20-40 part; Zinc nitrate 10-20 part; Sodium orthomolybdate 0.5-1 part; Nickelous nitrate 0.5-1 part; Sodium bifluoride 0.5-2 part; Phytic acid 1-2 part; Nonionogenic tenside 0.2-1 part; Excess water;
(3), the metal conditioner that (2) walks gained is mixed with water, form surface treatment working fluid, metal conditioner accounts for 10% of working fluid total mass, after proportioning, metallic surface is processed, concrete treatment scheme is: oil removing, and-----------------------------------surperficial aftertreatment or washing-----are air-dry to utilize the working fluid surface treatment of the metal conditioner that contains 10% for Biao tunes in neutralization in pickling in washing in washing;
The pH value of testing liquid in wherein surface treatment link when pH value is greater than 5, is added working fluid in working fluid, keeps the pH value of working fluid to be less than 3, and processing condition are: temperature is controlled between 60 ℃-70 ℃, and the time is controlled at 5--20 minute.
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104404494A (en) * | 2014-12-23 | 2015-03-11 | 常熟市宏福塑料金属制品有限公司 | Surface treatment technique of CRT (cathode ray tube) lamp tube bracket metal stamping part |
| CN104451642A (en) * | 2014-12-23 | 2015-03-25 | 常熟市宏福塑料金属制品有限公司 | Surface treatment process for radiator shell metal stamping piece |
| CN104532222A (en) * | 2014-12-23 | 2015-04-22 | 常熟市宏福塑料金属制品有限公司 | Surface treatment process of metal stamped parts |
| CN105296982A (en) * | 2015-12-09 | 2016-02-03 | 常熟市常宝电动过跨平车厂 | Traction-type flatcar |
| CN105296987A (en) * | 2015-12-09 | 2016-02-03 | 常熟市常宝电动过跨平车厂 | Electric flat carriage for slag ladles |
| CN105386024A (en) * | 2015-12-11 | 2016-03-09 | 常熟市同方环境设备有限公司 | Solar water heater |
| CN105420716A (en) * | 2015-12-09 | 2016-03-23 | 常熟市常宝电动过跨平车厂 | Special flatcar for railway containers |
| CN105463437A (en) * | 2015-12-09 | 2016-04-06 | 常熟市常宝电动过跨平车厂 | Electric rail car |
| CN105463427A (en) * | 2015-12-09 | 2016-04-06 | 常熟市常宝电动过跨平车厂 | Slag ladle car |
| CN105463435A (en) * | 2015-12-09 | 2016-04-06 | 常熟市常宝电动过跨平车厂 | Ladle car |
| CN106048571A (en) * | 2016-06-27 | 2016-10-26 | 滁州帝邦科技有限公司 | Preparation method for corrosion-resisting water-cooling tank for water-cooling equipment |
| CN106222638A (en) * | 2016-08-26 | 2016-12-14 | 桐乡市恒泰精密机械有限公司 | Swash plate outer peripheral surface processes technique |
| CN109750285A (en) * | 2019-03-27 | 2019-05-14 | 佛山市利朗科环保科技有限公司 | A kind of metal conditioner compound based on graphene |
| CN112157155A (en) * | 2020-08-21 | 2021-01-01 | 合肥常青机械股份有限公司 | Thick plate punch forming process for producing automobile parts |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104404494A (en) * | 2014-12-23 | 2015-03-11 | 常熟市宏福塑料金属制品有限公司 | Surface treatment technique of CRT (cathode ray tube) lamp tube bracket metal stamping part |
| CN104451642A (en) * | 2014-12-23 | 2015-03-25 | 常熟市宏福塑料金属制品有限公司 | Surface treatment process for radiator shell metal stamping piece |
| CN104532222A (en) * | 2014-12-23 | 2015-04-22 | 常熟市宏福塑料金属制品有限公司 | Surface treatment process of metal stamped parts |
| CN105420716A (en) * | 2015-12-09 | 2016-03-23 | 常熟市常宝电动过跨平车厂 | Special flatcar for railway containers |
| CN105296987A (en) * | 2015-12-09 | 2016-02-03 | 常熟市常宝电动过跨平车厂 | Electric flat carriage for slag ladles |
| CN105296982A (en) * | 2015-12-09 | 2016-02-03 | 常熟市常宝电动过跨平车厂 | Traction-type flatcar |
| CN105463437A (en) * | 2015-12-09 | 2016-04-06 | 常熟市常宝电动过跨平车厂 | Electric rail car |
| CN105463427A (en) * | 2015-12-09 | 2016-04-06 | 常熟市常宝电动过跨平车厂 | Slag ladle car |
| CN105463435A (en) * | 2015-12-09 | 2016-04-06 | 常熟市常宝电动过跨平车厂 | Ladle car |
| CN105386024A (en) * | 2015-12-11 | 2016-03-09 | 常熟市同方环境设备有限公司 | Solar water heater |
| CN106048571A (en) * | 2016-06-27 | 2016-10-26 | 滁州帝邦科技有限公司 | Preparation method for corrosion-resisting water-cooling tank for water-cooling equipment |
| CN106222638A (en) * | 2016-08-26 | 2016-12-14 | 桐乡市恒泰精密机械有限公司 | Swash plate outer peripheral surface processes technique |
| CN109750285A (en) * | 2019-03-27 | 2019-05-14 | 佛山市利朗科环保科技有限公司 | A kind of metal conditioner compound based on graphene |
| CN109750285B (en) * | 2019-03-27 | 2021-10-29 | 佛山市利朗科环保科技有限公司 | Metal surface treating agent based on graphene compounding |
| CN112157155A (en) * | 2020-08-21 | 2021-01-01 | 合肥常青机械股份有限公司 | Thick plate punch forming process for producing automobile parts |
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