CN111003821A - Neutral detergent for efficiently removing carbonate and iron oxide scales and preparation method thereof - Google Patents
Neutral detergent for efficiently removing carbonate and iron oxide scales and preparation method thereof Download PDFInfo
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- CN111003821A CN111003821A CN201911369745.4A CN201911369745A CN111003821A CN 111003821 A CN111003821 A CN 111003821A CN 201911369745 A CN201911369745 A CN 201911369745A CN 111003821 A CN111003821 A CN 111003821A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/203—Iron or iron compound
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Detergent Compositions (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention discloses a neutral detergent for efficiently removing carbonate and iron oxide scales and a preparation method thereof, and relates to the field of detergents and preparation methods thereof. The invention aims to solve the technical problems of strong corrosivity and environmental pollution of the existing descaling agent. The neutral scale remover comprises organic acid, organic acid salt, sodium dodecyl benzene sulfonate, benzotriazole and diethylenetriamine pentaacetic acid; wherein the organic acid is citric acid or malic acid; the organic acid salt is sodium citrate or sodium malate. The method comprises the following steps: weighing raw materials, and mixing the raw materials. The scale remover prepared by mixing the corrosion inhibitor benzotriazole and diethylenetriamine pentaacetic acid is added into the organic acid citric acid or malic acid, and the scale remover has the advantages of simple preparation method, high efficiency and convenience in use, no corrosion to steel pipelines and other containers, no damage to the environment, safety and reliability. The scale remover is used for removing carbonate and ferric oxide scales.
Description
Technical Field
The invention relates to the field of a scale remover and a preparation method thereof.
Background
The prior common formula of the scale remover comprises industrial oxalic acid, acetic acid, formic acid, sulfamic acid and the like, and is also cleaned by nitric acid, hydrochloric acid and sulfuric acid, but the scale remover has high danger in use, is easy to corrode metal containers, pipelines and equipment, is easy to generate hydrogen to cause safety production accidents, and has the problems of high difficulty in waste liquid treatment and environmental pollution; strong acids such as sulfuric acid, nitric acid, hydrochloric acid and the like have particularly large corrosion on stainless steel, aluminum and copper, and are not suitable for cleaning all metal and nonmetal materials; formic acid, acetic acid and the like in organic acid belong to flammable and explosive dangerous goods, and potential danger risks of explosion exist in field use; the industrial oxalic acid is a toxic substance, is used for cleaning a solar water heater, a kettle, an electric water heater and the like, is corrosive, and can be poisoned when being used if the cleaning is not clean, so that the health of a human body is seriously harmed.
Disclosure of Invention
The invention provides a neutral detergent for efficiently removing carbonate and ferric oxide scales and a preparation method thereof, aiming at solving the technical problems of strong corrosivity and environmental pollution of the existing detergent.
A neutral scale remover for efficiently removing carbonate and iron oxide scales comprises, by mass, 20-60 parts of organic acid salt, 5-15 parts of sodium dodecyl benzene sulfonate, 5-15 parts of benzotriazole and 15-30 parts of diethylenetriamine pentaacetic acid; wherein the organic acid is one or the mixture of two of citric acid and malic acid; the organic acid salt is one or mixture of sodium citrate and sodium malate.
Wherein, when the organic acid is a mixture of citric acid and malic acid, the citric acid and the malic acid are mixed according to any proportion;
when the organic acid salt is the mixture of sodium citrate and sodium malate, the sodium citrate and the sodium malate are mixed according to any proportion.
The preparation method of the neutral detergent for efficiently removing carbonate and iron oxide scale comprises the following steps:
weighing 20-60 parts of organic acid, 20-60 parts of organic acid salt, 5-15 parts of sodium dodecyl benzene sulfonate, 5-15 parts of benzotriazole and 15-30 parts of diethylenetriamine pentaacetic acid according to weight; wherein the organic acid is one or the mixture of two of citric acid and malic acid; the organic acid salt is one or a mixture of sodium citrate and sodium malate;
and secondly, mixing the organic acid, the organic acid salt, the sodium dodecyl benzene sulfonate, the benzotriazole and the diethylenetriamine pentaacetic acid which are weighed in the step one to obtain the neutral scale remover for efficiently removing the carbonate and the iron oxide scale.
When the scale remover is used, water is added to prepare an aqueous solution with the mass concentration of 5-10% for scale removal treatment.
The invention has the beneficial effects that:
the invention provides a safe and reliable, high-efficient and environment-friendly, and have no corrosivity to any metal, non-metallic product, the scale remover product with low costs, the invention regards calcium carbonate, magnesium carbonate and ferric oxide, scale with high ferric sulfide content as the object of clearing away, because calcium carbonate, magnesium carbonate and ferric oxide scale, etc. are insoluble in water, but easy to react with acid, principle to produce soluble salt that is easy to dissolve in water, the invention adds its sodium salt and corrosion inhibitor benzene third azole and diethylene triamine pentaacetic acid into organic acid citric acid, malic acid and mixes the scale remover prepared; when the scale remover is used, water is added into the scale remover to prepare an aqueous solution, when the aqueous solution is contacted with scale substances, citric acid, malic acid and carbonate react to generate corresponding calcium salt, magnesium salt, iron oxide and the like which are dissolved in the solution and release carbon dioxide, sodium citrate and sodium malate are used as a pH value buffering agent of the solution, the pH value of the solution is increased and maintained, meanwhile, various ions such as calcium salt, magnesium salt, iron and the like in the solution are gradually complexed, the solubility of various insoluble substances is increased, the diethylenetriamine pentaacetic acid chelating agent can be chelated with various ions of the insoluble substances, various ions of the insoluble substances are continuously dissolved into the solution, and benzotriazole is used as a corrosion inhibitor to reduce and prevent the corrosion of organic acid to various metal materials. Experiments prove that the scale remover has the scale removal rate of more than 98 percent for removing carbonate scale and the scale removal rate of more than 95 percent for removing iron oxide scale.
The scale remover disclosed by the invention is simple in preparation method, efficient and convenient to use, basically free of corrosion to steel pipelines and other containers, free of any damage to the environment, safe and reliable.
The scale remover is used for removing carbonate and ferric oxide scales.
Detailed Description
The technical solution of the present invention is not limited to the specific embodiments listed below, and includes any combination of the specific embodiments.
The first embodiment is as follows: the neutral scale remover for efficiently removing carbonate and iron oxide scale comprises, by mass, 20-60 parts of organic acid salt, 5-15 parts of sodium dodecyl benzene sulfonate, 5-15 parts of benzotriazole and 15-30 parts of diethylenetriamine pentaacetic acid; wherein the organic acid is one or the mixture of two of citric acid and malic acid; the organic acid salt is one or mixture of sodium citrate and sodium malate.
The second embodiment is as follows: the first difference between the present embodiment and the specific embodiment is: the neutral scale remover comprises, by mass, 50 parts of malic acid, 20 parts of sodium malate, 5 parts of sodium dodecyl benzene sulfonate, 15 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid. The rest is the same as the first embodiment.
The third concrete implementation mode: the present embodiment differs from the first or second embodiment in that: the neutral scale remover comprises, by mass, 50 parts of citric acid, 20 parts of sodium citrate, 5 parts of sodium dodecyl benzene sulfonate, 15 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid. The other is the same as in the first or second embodiment.
The fourth concrete implementation mode: the difference between this embodiment mode and one of the first to third embodiment modes is: the neutral scale remover comprises, by mass, 30 parts of citric acid, 45 parts of sodium citrate, 5 parts of sodium dodecyl benzene sulfonate, 5 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid. The others are the same as in one of the first to third embodiments.
The fifth concrete implementation mode: the difference between this embodiment and one of the first to fourth embodiments is: the neutral scale remover comprises, by mass, 30 parts of malic acid, 45 parts of sodium malate, 5 parts of sodium dodecyl benzene sulfonate, 15 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid. The other is the same as one of the first to fourth embodiments.
The sixth specific implementation mode: the difference between this embodiment and one of the first to fifth embodiments is: the neutral scale remover comprises, by mass, 30 parts of malic acid, 45 parts of sodium citrate, 5 parts of sodium dodecyl benzene sulfonate, 15 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid. The other is the same as one of the first to fifth embodiments.
The seventh embodiment: the difference between this embodiment and one of the first to sixth embodiments is: the neutral scale remover comprises, by mass, 30 parts of citric acid, 45 parts of sodium malate, 5 parts of sodium dodecyl benzene sulfonate, 15 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid. The other is the same as one of the first to sixth embodiments.
The specific implementation mode is eight: the present embodiment differs from one of the first to seventh embodiments in that: the neutral scale remover comprises, by mass, 30 parts of citric acid, 60 parts of sodium malate, 10 parts of sodium dodecyl benzene sulfonate, 5 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid. The other is the same as one of the first to seventh embodiments.
The specific implementation method nine: the present embodiment differs from the first to eighth embodiments in that: the neutral scale remover comprises, by mass, 30 parts of citric acid, 60 parts of sodium malate, 10 parts of sodium dodecyl benzene sulfonate, 5 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid. The rest is the same as the first to eighth embodiments.
The detailed implementation mode is ten: a preparation method of a neutral detergent for efficiently removing carbonate and iron oxide scale comprises the following steps:
weighing 20-60 parts of organic acid, 20-60 parts of organic acid salt, 5-15 parts of sodium dodecyl benzene sulfonate, 5-15 parts of benzotriazole and 15-30 parts of diethylenetriamine pentaacetic acid according to weight; wherein the organic acid is one or the mixture of two of citric acid and malic acid; the organic acid salt is one or a mixture of sodium citrate and sodium malate;
and secondly, mixing the organic acid, the organic acid salt, the sodium dodecyl benzene sulfonate, the benzotriazole and the diethylenetriamine pentaacetic acid which are weighed in the step one to obtain the neutral scale remover for efficiently removing the carbonate and the iron oxide scale.
The following examples were used to demonstrate the beneficial effects of the present invention:
the first embodiment is as follows:
the embodiment of the invention relates to a preparation method of a neutral scale remover for efficiently removing carbonate and iron oxide scale, which comprises the following steps:
weighing 50 parts of malic acid, 20 parts of sodium malate, 5 parts of sodium dodecyl benzene sulfonate, 15 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid according to the weight parts;
and secondly, mixing the malic acid, the sodium malate, the sodium dodecyl benzene sulfonate, the benzotriazole and the diethylenetriamine pentaacetic acid which are weighed in the step one to obtain the neutral detergent for efficiently removing the carbonate and the iron oxide scale.
Example two:
the embodiment of the invention relates to a preparation method of a neutral scale remover for efficiently removing carbonate and iron oxide scale, which comprises the following steps:
weighing 50 parts of citric acid, 20 parts of sodium citrate, 5 parts of sodium dodecyl benzene sulfonate, 15 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid according to the weight;
and secondly, mixing the citric acid, the sodium citrate, the sodium dodecyl benzene sulfonate, the benzotriazole and the diethylenetriamine pentaacetic acid which are weighed in the step one to obtain the neutral scale remover for efficiently removing the carbonate and the iron oxide scale.
Example three:
the embodiment of the invention relates to a preparation method of a neutral scale remover for efficiently removing carbonate and iron oxide scale, which comprises the following steps:
weighing 30 parts of citric acid, 45 parts of sodium citrate, 5 parts of sodium dodecyl benzene sulfonate, 5 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid according to the weight;
and secondly, mixing the citric acid, the sodium citrate, the sodium dodecyl benzene sulfonate, the benzotriazole and the diethylenetriamine pentaacetic acid which are weighed in the step one to obtain the neutral scale remover for efficiently removing the carbonate and the iron oxide scale.
Example four:
the embodiment of the invention relates to a preparation method of a neutral scale remover for efficiently removing carbonate and iron oxide scale, which comprises the following steps:
weighing 30 parts of malic acid, 45 parts of sodium malate, 5 parts of sodium dodecyl benzene sulfonate, 5 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid according to the weight;
and secondly, mixing the malic acid, the sodium malate, the sodium dodecyl benzene sulfonate, the benzotriazole and the diethylenetriamine pentaacetic acid which are weighed in the step one to obtain the neutral detergent for efficiently removing the carbonate and the iron oxide scale.
Example five:
the embodiment of the invention relates to a preparation method of a neutral scale remover for efficiently removing carbonate and iron oxide scale, which comprises the following steps:
weighing 30 parts of malic acid, 45 parts of sodium citrate, 5 parts of sodium dodecyl benzene sulfonate, 5 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid according to the weight parts;
and secondly, mixing the malic acid, the sodium citrate, the sodium dodecyl benzene sulfonate, the benzotriazole and the diethylenetriamine pentaacetic acid which are weighed in the step one to obtain the neutral detergent for efficiently removing the carbonate and the iron oxide scale.
Example six:
the embodiment of the invention relates to a preparation method of a neutral scale remover for efficiently removing carbonate and iron oxide scale, which comprises the following steps:
weighing 30 parts of citric acid, 45 parts of sodium malate, 5 parts of sodium dodecyl benzene sulfonate, 5 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid according to the weight;
and secondly, mixing the citric acid, the sodium malate, the sodium dodecyl benzene sulfonate, the benzotriazole and the diethylenetriamine pentaacetic acid which are weighed in the step one to obtain the neutral scale remover for efficiently removing the carbonate and the iron oxide scale.
Example seven:
the embodiment of the invention relates to a preparation method of a neutral scale remover for efficiently removing carbonate and iron oxide scale, which comprises the following steps:
weighing 20 parts of citric acid, 60 parts of sodium malate, 10 parts of sodium dodecyl benzene sulfonate, 5 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid according to the weight;
and secondly, mixing the citric acid, the sodium malate, the sodium dodecyl benzene sulfonate, the benzotriazole and the diethylenetriamine pentaacetic acid which are weighed in the step one to obtain the neutral scale remover for efficiently removing the carbonate and the iron oxide scale.
Example eight:
the embodiment of the invention relates to a preparation method of a neutral scale remover for efficiently removing carbonate and iron oxide scale, which comprises the following steps:
weighing 20 parts of citric acid, 60 parts of sodium malate, 10 parts of sodium dodecyl benzene sulfonate, 5 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid according to the weight;
and secondly, mixing the citric acid, the sodium malate, the sodium dodecyl benzene sulfonate, the benzotriazole and the diethylenetriamine pentaacetic acid which are weighed in the step one to obtain the neutral scale remover for efficiently removing the carbonate and the iron oxide scale.
Experiments prove that the scale remover has the scale removal rate of more than 98 percent for removing carbonate scale and the scale removal rate of more than 95 percent for removing iron oxide scale.
Claims (10)
1. A neutral scale remover for efficiently removing carbonate and iron oxide scales is characterized by comprising 20-60 parts of organic acid, 20-60 parts of organic acid salt, 5-15 parts of sodium dodecyl benzene sulfonate, 5-15 parts of benzotriazole and 15-30 parts of diethylenetriamine pentaacetic acid by mass; wherein the organic acid is one or the mixture of two of citric acid and malic acid; the organic acid salt is one or mixture of sodium citrate and sodium malate.
2. The neutral detergent as claimed in claim 1, wherein the neutral detergent comprises, by mass, 50 parts of malic acid, 20 parts of sodium malate, 5 parts of sodium dodecylbenzenesulfonate, 15 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid.
3. The neutral detergent according to claim 1, characterized in that the neutral detergent comprises, by mass, 50 parts of citric acid, 20 parts of sodium citrate, 5 parts of sodium dodecylbenzenesulfonate, 15 parts of benzotriazole and 20 parts of diethylenetriaminepentaacetic acid.
4. The neutral detergent as claimed in claim 1, wherein the neutral detergent comprises, by mass, 30 parts of citric acid, 45 parts of sodium citrate, 5 parts of sodium dodecylbenzenesulfonate, 5 parts of benzotriazole and 20 parts of diethylenetriaminepentaacetic acid.
5. The neutral detergent as claimed in claim 1, wherein the neutral detergent comprises, by mass, 30 parts of malic acid, 45 parts of sodium malate, 5 parts of sodium dodecylbenzenesulfonate, 15 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid.
6. The neutral detergent as claimed in claim 1, wherein the neutral detergent comprises, by mass, 30 parts of malic acid, 45 parts of sodium citrate, 5 parts of sodium dodecylbenzenesulfonate, 15 parts of benzotriazole and 20 parts of diethylenetriaminepentaacetic acid.
7. The neutral detergent as claimed in claim 1, wherein the neutral detergent comprises, by mass, 30 parts of citric acid, 45 parts of sodium malate, 5 parts of sodium dodecylbenzenesulfonate, 15 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid.
8. The neutral detergent as claimed in claim 1, wherein the neutral detergent comprises, by mass, 30 parts of citric acid, 60 parts of sodium malate, 10 parts of sodium dodecylbenzenesulfonate, 5 parts of benzotriazole and 20 parts of diethylenetriamine pentaacetic acid.
9. The neutral detergent as claimed in claim 1, wherein the neutral detergent comprises, by mass, 30 parts of citric acid, 60 parts of sodium malate, 10 parts of sodium dodecylbenzenesulfonate, 5 parts of benzotriazole, and 20 parts of diethylenetriamine pentaacetic acid.
10. The method for preparing the neutral detergent for efficiently removing carbonate and iron oxide scales as claimed in claim 1, which is carried out by the following steps:
weighing 20-60 parts of organic acid, 20-60 parts of organic acid salt, 5-15 parts of sodium dodecyl benzene sulfonate, 5-15 parts of benzotriazole and 15-30 parts of diethylenetriamine pentaacetic acid according to weight; wherein the organic acid is one or the mixture of two of citric acid and malic acid; the organic acid salt is one or a mixture of sodium citrate and sodium malate;
and secondly, mixing the organic acid, the organic acid salt, the sodium dodecyl benzene sulfonate, the benzotriazole and the diethylenetriamine pentaacetic acid which are weighed in the step one to obtain the neutral scale remover for efficiently removing the carbonate and the iron oxide scale.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911369745.4A CN111003821A (en) | 2019-12-26 | 2019-12-26 | Neutral detergent for efficiently removing carbonate and iron oxide scales and preparation method thereof |
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| CN201911369745.4A CN111003821A (en) | 2019-12-26 | 2019-12-26 | Neutral detergent for efficiently removing carbonate and iron oxide scales and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112159737A (en) * | 2020-09-27 | 2021-01-01 | 天津天化工业水处理技术有限责任公司 | Neutral environment-friendly cleaning agent and preparation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100000579A1 (en) * | 2008-07-03 | 2010-01-07 | Reinbold Robert S | Compositions And Methods For Removing Scale And Inhibiting Formation Thereof |
| CN102943275A (en) * | 2011-08-15 | 2013-02-27 | 天津博莱恩科技发展有限公司 | Solid descaling cleaning agent for automobile cooling system |
| CN103603000A (en) * | 2013-12-04 | 2014-02-26 | 昆山青烽精细化工有限公司 | Neutral phosphorus-free rust remover used for sheet metal rust removal |
| KR101696119B1 (en) * | 2015-12-23 | 2017-01-13 | 주식회사 포스코 | Aqueous solution composition for pickling steel sheet and method for washing the pickling steel sheet using the same |
| CN106753863A (en) * | 2016-11-24 | 2017-05-31 | 新时代健康产业（集团）有限公司 | A kind of cleaning agent suitable for toilet and preparation method thereof |
| CN107541742A (en) * | 2016-06-27 | 2018-01-05 | 中国石油天然气股份有限公司 | Cleaning fluid for removing calcium carbonate scale and preparation method and application thereof |
| CN107916428A (en) * | 2016-10-09 | 2018-04-17 | 中国石油天然气股份有限公司 | Cleaning solution for removing rust, preparation method and application thereof |
-
2019
- 2019-12-26 CN CN201911369745.4A patent/CN111003821A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100000579A1 (en) * | 2008-07-03 | 2010-01-07 | Reinbold Robert S | Compositions And Methods For Removing Scale And Inhibiting Formation Thereof |
| CN102943275A (en) * | 2011-08-15 | 2013-02-27 | 天津博莱恩科技发展有限公司 | Solid descaling cleaning agent for automobile cooling system |
| CN103603000A (en) * | 2013-12-04 | 2014-02-26 | 昆山青烽精细化工有限公司 | Neutral phosphorus-free rust remover used for sheet metal rust removal |
| KR101696119B1 (en) * | 2015-12-23 | 2017-01-13 | 주식회사 포스코 | Aqueous solution composition for pickling steel sheet and method for washing the pickling steel sheet using the same |
| CN107541742A (en) * | 2016-06-27 | 2018-01-05 | 中国石油天然气股份有限公司 | Cleaning fluid for removing calcium carbonate scale and preparation method and application thereof |
| CN107916428A (en) * | 2016-10-09 | 2018-04-17 | 中国石油天然气股份有限公司 | Cleaning solution for removing rust, preparation method and application thereof |
| CN106753863A (en) * | 2016-11-24 | 2017-05-31 | 新时代健康产业（集团）有限公司 | A kind of cleaning agent suitable for toilet and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112159737A (en) * | 2020-09-27 | 2021-01-01 | 天津天化工业水处理技术有限责任公司 | Neutral environment-friendly cleaning agent and preparation method thereof |
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Application publication date: 20200414 |