CN103046059B - Environment-friendly concentrated multifunctional metal cleaning agent and preparation method thereof - Google Patents
Environment-friendly concentrated multifunctional metal cleaning agent and preparation method thereof Download PDFInfo
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- CN103046059B CN103046059B CN201210546681.2A CN201210546681A CN103046059B CN 103046059 B CN103046059 B CN 103046059B CN 201210546681 A CN201210546681 A CN 201210546681A CN 103046059 B CN103046059 B CN 103046059B
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Abstract
The invention discloses an environment-friendly concentrated multifunctional metal cleaning agent and a preparation method thereof. The cleaning agent comprises the following components in percent by mass: 2-5 percent of acrylic homopolymer, 2-5 percent of nitrilotriacetic acid trisodium, 5-8 percent of amide acetic acid triethanolamine salt, 5-8 percent of medium carbon chain isomeric fatty alcohol ether, 5-8 percent of terminal group closed fatty alcohol alkoxy, 5-8 percent of alkyl phosphonate ester and the balance of water. The acrylic homopolymer, the nitrilotriacetic acid trisodium, the amide acetic acid triethanolamine salt, the alkyl phosphonate ester and the water are mixed to obtain solution I; the 5-8 percent of carbon chain isomeric fatty alcohol ether and the terminal group closed fatty alcohol alkoxy are mixed to obtain solution II; and the solution I is mixed with the solution II. The cleaning agent is realized through the synergistic effect of several surfactants by properties, such as wetting, permeation, emulsion, solubilization and the like, and can achieve oil-water separation for recycling. The metal cleaning agent has good cleaning effect and no scratching phenomenon; and the rustless period of metal workpieces exposed in air is up to one week.
Description
Technical field
The invention relates to a kind of metal cleaner being applicable to ultrasonic wave or cleaning showers, refer to that a kind of environmental protection concentrates multi-function metal cleaning agent and preparation method thereof especially.
Background technology
In industrial production, be no matter the process and assemble of metal parts, all will clean metallic surface; For improving sticking power and solidity to corrosion, to the metallic surface item process such as must carry out that degreasing is deoiled.Following problem is there is about low bubble cleaning in current production:
One, froth breaking problem.Silicone based defoamer is modal, but silicone based defoamer does not have lasting antifoam performance, and therefore, needing to choose suitable tensio-active agent can play froth breaking effect for a long time.
Two, in low bubble cleaning, emulsifying property is poor.Low bubble clean-out system adopts low-foaming surfactant feature to be that hydrophilic group and hydrophobic group have good balance.But inside low-foaming surfactant, this balance is difficult to hold, and obtain low bubble effect, often just make hydrophilicity low.In a lot of situation, time low-foaming surfactant is cooked emulsifying agent, have good wetting and suds suppressing properties, but often emulsifying property is poor.Condition required by the industry cleaning link of variant production is also miscellaneous.Such as, sanitising agent system is still, even has their defoaming function, but a lot of mechanical workout oil is containing vegetable and animals oils, vegetable and animals oils, when being cleaned, forms soap lye when especially running into alkali, cause foam to get more and more, therefore require that system needs and press down bubble function.
Three, washing assistant has injury operator ' s health and pollutes environment.Traditional washing auxiliary detergent is tripoly phosphate sodium STPP, caustic alkali etc., is subject to high praise and the great kindness of washing composition manufacturing enterprise always, almost exclusive washing auxiliary detergent market.The washes of tripoly phosphate sodium STPP enters in rivers and lakes, can make Water Eutrophication, serious environment pollution.Therefore some industrially developed country enact a law in succession, forbid or limit the use of tripoly phosphate sodium STPP in washing composition.The pollution of current China rivers and lakes is day by day serious, and in lake, algae substances grows very serious on a large scale.Therefore, to popularize the work of free phosphate detergent extremely urgent in subregion.Inhibiter adopts at present mostly to be had the harm such as skin ambustion containing highly basic, phosphoric acid salt, silicate and uses toxic substance-Sodium Nitrite, not only has harm also to environment to the health of operator.
Summary of the invention
The present invention is deficiency in view of above clean-out system and provides a kind of novel environment friendly multi-function metal cleaning agent and preparation method thereof, ultrasonic wave and the cleaning of spray metal can be solved, the problem that processing requirement is higher, not only low bubble, and there is excellent rustless property and clean ability.
For achieving the above object, solution of the present invention is:
A kind of novel environment friendly multi-function metal cleaning agent, its formation is by mass percentage: acrylate homopolymer 2 ~ 5%; Nitrilotriacetic acid trisodium 2 ~ 5%; Amidoacetic acid triethanolamine salt 5 ~ 8%; Carbochain number is the isomery fatty alcohol-polyoxyethylene ether 5 ~ 8% of 5-8; End-block fatty alcohol alcoxyl substrate 5 ~ 8%; Alkyl phosphate 5 ~ 8%; Surplus is water.
Environmental protection concentrates a preparation method for multi-function metal cleaning agent, and its concrete steps are:
Under step 1, normal temperature, add in reactor acrylate homopolymer, nitrilotriacetic acid trisodium, amidoacetic acid triethanolamine salt, alkyl phosphate, water stir 5-10min obtain even I solution;
Under step 2, normal temperature, then be the isomery fatty alcohol-polyoxyethylene ether of 5-8 by carbochain number, end-block fatty alcohol alcoxyl substrate stirs 5-10min and obtains finely dispersed II solution;
Step 3, by I solution and II solution mix and blend 5-10min.
After adopting such scheme, metal cleaner provided by the invention is antirust low bubble concentrated type, in actual use, addition is 3 ~ 8% various greasy dirts bases that can remove surface in process of metal working fast, and cleaning performance is good without wounded phenomenon, and in metal works exposure air, the rustless phase reaches 7 ~ 15 days.
Embodiment
Present invention is disclosed a kind of novel environment friendly multi-function metal cleaning agent, its formation is by mass percentage: acrylate homopolymer 2 ~ 5%; Nitrilotriacetic acid trisodium 2 ~ 5%; Amidoacetic acid triethanolamine salt 5 ~ 8%; Carbochain number is the isomery fatty alcohol-polyoxyethylene ether 5 ~ 8% of 5-8; End-block fatty alcohol alcoxyl substrate 5 ~ 8%; Alkyl phosphate 5 ~ 8%; Surplus is water.
Its concrete preparation method is:
Under step 1, normal temperature, in reactor, add acrylate homopolymer, nitrilotriacetic acid trisodium, amidoacetic acid triethanolamine salt, alkyl phosphate and water stirring 5-10min obtain uniform I solution;
Under step 2, normal temperature, the medium carbochain of isomery (C5-C10) fatty alcohol-polyoxyethylene ether, end-block fatty alcohol alcoxyl substrate stir 5-10min and obtain uniform II solution;
Under step 3, normal temperature, I solution and II solution mix and blend 5-10min obtain uniform solution;
Step 4, filling.
During application, involve in the cleaning of spray metal ultrasonic:
1. low-foaming surfactant the present invention is selected to the nonionogenic tenside of the tensio-active agent end-block fatty alcohol alkoxyl group of the improvement of collateralization, this nonionogenic tenside alkali resistance is good, have good effect in acid, be not afraid of alkali, be not afraid of oxygenant, so chemical stability preferably has the excellent low foam of suppression and their defoaming function, medium carbochain medium EO(oxyethane) number isomery alcohol ether be that biodegradable nonionogenic tenside of new generation can meet environmental protection cleaning capable of circulation and safety standards, have again excellent dynamic property, remarkable wettability, low gel proneness, in, high temperature presents low foaming characteristic and does not affect the stability of cleaning performance, by orthogonal test end-block fatty alcohol alcoxyl substrate and medium carbochain (C5-C10) isomery alcohol ether composite, work not only can be made to clean and to be in low blister state, and good wettability and emulsifying property can be obtained.
2. select in agent selection helping, adopt non-phosphorus builder and nitrilotriacetic acid trisodium composite; Acrylate homopolymer, it effectively can suppress the formation of the dirt caused because of calcium sulfate calcium carbonate and Calucium Silicate powder etc., scale inhibition usefulness is high and do not form the acrylate homopolymer of insoluble polymer with residual organic coagulant, itself and the composite use properties of nitrilotriacetic acid trisodium salt exceed traditional STPP(tripoly phosphate sodium STPP) be completely can biodegradable sequestrant of new generation, chelating calcium, magnesium ion effect are good especially, and extend the long-life feature of clean-out system working fluid.
3. inhibiter adopts low bubble and has the amidoacetic acid triethanolamine salt of excellent corrosion inhibition, the low bubble had and stability.This clean-out system shows the original advantage of environmental protection cleaning capable of circulation aspect, and oily water separation can be realized reuse, save energy, this green nonODS (destroying the material of atmospheric layer ozonosphere) clean-out system is widely used in different cleaning fields with its unique advantage had not available for conventional clean technology.
To sum up, provided by the invention is novel environment friendly cleaning-type low-foam antirust metal detergent capable of circulation, cleaning performance is good, addition is 3 ~ 8% various greasy dirts can going out surface in process of metal working fast, without wounded phenomenon, metal works is exposed to rust-proof life in air can reach 7 to 15 days, all effective to iron and steel, aluminium material.
Embodiment 1:
(1) acrylate homopolymer 5%
(2) nitrilotriacetic acid trisodium 5%
(3) amidoacetic acid triethanolamine salt 8%;
(4) carbochain number is the isomery fatty alcohol-polyoxyethylene ether 5% of 5-8
(5) end-block fatty alcohol alkoxyl group 8%
(6) alkyl phosphate 8%;
(7) water surplus
Embodiment 2:
(1) acrylate homopolymer 3%
(2) nitrilotriacetic acid trisodium 4%
(3) amidoacetic acid triethanolamine salt 5%;
(4) carbochain number is the isomery fatty alcohol-polyoxyethylene ether 6% of 5-8
(5) end-block fatty alcohol alkoxyl group 6%
(6) alkyl phosphate 7%;
(7) water surplus
Embodiment 3:
(1) acrylate homopolymer 2%
(2) nitrilotriacetic acid trisodium 3%
(3) amidoacetic acid triethanolamine salt 6%;
(4) carbochain number is the isomery fatty alcohol-polyoxyethylene ether 6% of 5-8
(5) end-block fatty alcohol alkoxyl group 6%
(6) alkyl phosphate 6%;
(7) water surplus
From upper embodiment, tensio-active agent and auxiliary agent partition ratio are on the impact of clean rate and rustless property:
Acrylate homopolymer: nitrilotriacetic acid trisodium: amidoacetic acid triethanolamine salt: medium carbochain (C5-C10) isomery fatty alcohol-ether: end-block fatty alcohol alkoxyl group: alkyl phosphate be called for short (A:B:C:D:E:F) get 5% for working concentration (PH:10 ± 5) again temperature 50 C-60 DEG C carry out cleaning performance, rust-proof life and antifoam performance and compare: test basis: JB/T4322.2-1999. " water base metal cleaning agent test method " and JB/T4322.1-1999 " water base metal cleaning agent "
The raising tool added for clean rate of tensio-active agent has a great impact, equal state-set standard (the clean rate >=90%) rust-proof life that can reach can be up to state standards (RH>95%, monolithic 24h, lamination 4h) all corrosion-free, antifoam performance: residual foam Gao Du≤5 after (30 DEG C ± 2 DEG C) 10min, all can be up to state standards.For in different embodiment, weaken along with A is also relative with the reduction detergency ability of the relative proportion of B component; Along with the reduction of the relative content of D component, rate of cleaning is in the trend weakened; Reduction rustless property along with the relative content of C component in different embodiment is declined thereupon.Component E coordinates the amount of D component produce synergistic effect raising cleaning rate and control foam and froth breaking effect, thus meets the requirement of different cleaning, and F component is mainly solublization then.
Claims (2)
1. environmental protection concentrates a multi-function metal cleaning agent, and its formation is by mass percentage: acrylate homopolymer 2 ~ 5%; Nitrilotriacetic acid trisodium 2 ~ 5%; Amidoacetic acid triethanolamine salt 5 ~ 8%; Carbochain number is the isomery fatty alcohol-polyoxyethylene ether 5 ~ 8% of 5-8; End-block fatty alcohol alcoxyl substrate 5 ~ 8%; Alkyl phosphate 5 ~ 8%; Surplus is water.
2. environmental protection as claimed in claim 1 concentrates a preparation method for multi-function metal cleaning agent, and its concrete steps are:
Under step 1, normal temperature, in reactor, add acrylate homopolymer, nitrilotriacetic acid trisodium, amidoacetic acid triethanolamine salt, alkyl phosphate and water stirring 5-10min obtain I solution;
Under step 2, normal temperature, then be the isomery fatty alcohol-polyoxyethylene ether of 5-8 by carbochain number, end-block fatty alcohol alcoxyl substrate stirs 5-10min and is uniformly dispersed and obtains II solution;
Step 3, by I solution and II solution mix and blend 5-10min.
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| CN103757652B (en) * | 2013-12-24 | 2015-09-16 | 长沙艾森设备维护技术有限公司 | A kind of high iron tyre to and wheel casing clean-out system and using method |
| CN107354472A (en) * | 2017-07-20 | 2017-11-17 | 许华定 | Environment-Protect Metal Cleaning Agents and preparation method thereof |
| CN111020608A (en) * | 2019-12-23 | 2020-04-17 | 三达奥克化学股份有限公司 | Train wheel pair bearing lubricating grease spray cleaning agent and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6310024B1 (en) * | 1999-03-26 | 2001-10-30 | Calgon Corporation | Rust and scale removal composition and process |
| CN102399642A (en) * | 2011-09-27 | 2012-04-04 | 英特沃斯(北京)科技有限公司 | Neutral cleaning agent and preparation method thereof |
| CN102492952A (en) * | 2011-11-18 | 2012-06-13 | 东莞市东辉贸易有限公司 | Phosphorus-free degreasing powder, production process and phosphorus-free degreasing process thereof |
| CN102660752A (en) * | 2012-05-09 | 2012-09-12 | 上海福岛化工科技发展有限公司 | Environment-friendly efficient bubble-free cleaning agent |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6310024B1 (en) * | 1999-03-26 | 2001-10-30 | Calgon Corporation | Rust and scale removal composition and process |
| CN102399642A (en) * | 2011-09-27 | 2012-04-04 | 英特沃斯(北京)科技有限公司 | Neutral cleaning agent and preparation method thereof |
| CN102492952A (en) * | 2011-11-18 | 2012-06-13 | 东莞市东辉贸易有限公司 | Phosphorus-free degreasing powder, production process and phosphorus-free degreasing process thereof |
| CN102660752A (en) * | 2012-05-09 | 2012-09-12 | 上海福岛化工科技发展有限公司 | Environment-friendly efficient bubble-free cleaning agent |
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Address after: 361000 Lianyi Building, 266 Heshan Road, Huli District, Xiamen City, Fujian Province Patentee after: XIAMEN KELONG ENVIRONMENTAL PROTECTIVE NEW MATERIALS CO., LTD. Address before: 361000 Lianyi Building, 266 Heshan Road, Huli District, Xiamen City, Fujian Province Patentee before: Xiamen Kelong Fine Chemical Co., Ltd. |
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