CN104804906A - Hardened cement body dirt cleaning agent and usage method thereof - Google Patents
Hardened cement body dirt cleaning agent and usage method thereof Download PDFInfo
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- CN104804906A CN104804906A CN201510173920.8A CN201510173920A CN104804906A CN 104804906 A CN104804906 A CN 104804906A CN 201510173920 A CN201510173920 A CN 201510173920A CN 104804906 A CN104804906 A CN 104804906A
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Abstract
The invention belongs to the technical field of chemical cleaning, and particularly relates to a hardened cement body dirt cleaning agent and a usage method thereof. The cleaning agent comprises raw materials as follows: water, glycolic acid, oxalic acid, a surfactant, a corrosion inhibitor, a penetrating agent, a scaling inhibitor, a rust inhibitor, a coloring agent and a thickening agent. The cleaning agent is sprayed onto thin-layer hardened cement body dirt and can quickly penetrate into the hardened cement body dirt to have chemical reactions and form fluffy substances, the cementing force of cement is decreased, and the hardened cement body dirt can be easily removed when washed with clear water after a period of time. The cleaning agent has the outstanding characteristics that the cleaning agent is non-toxic, harmless, capable of avoiding corrosion to base body materials such as metal equipment and the like, low in harm to operators and the like, can be widely applied to cleaning of house wall surface cement dirt, hardened cement body dirt on experimental equipment or cement stains on articles for daily use and the like, and has good economic benefit and environmental benefit.
Description
Technical field
The invention belongs to chemical cleaning technique field and building material field, be specifically related to a kind of hardening of cement body dirt detergent and using method thereof.
Background technology
Cement industry is while flourish, and its carrying capacity of environment also constantly increases the weight of, except some environmental problems widely known are as CO
2discharge and dust pollution outside, also there are some easily by the problem that people ignore, be in particular in: 1) in industrial production, unnecessary hardened cement is attached on pipeline, equipment, causes stalling; A large amount of cement clinker dust that cement factory produces accumulate on roof, understand setting and harden for a long time, increase building safety hidden danger.2) in life, pollute the environment after cement setting, the cement stain that daily necessities is adhered to is difficult to remove, and these all affect the quality of life of people.3), in scientific research, cement setting is hardened in machine, instrument can affect equipment life, even damage equipment.In recent years, along with people are to the continuous attention of nature ecotope and human survival condition, reduce the load of cement concrete industry to environment, strengthen degraded or the recycling dynamics of cement concrete, the Sustainable development realizing cement concrete industry has become the object of this area investigator and engineering technical personnel's concern and the focus of research.
Hardening of cement body dirt is that cement slurry splashes down the caking formed after body surface setting and harden, or the pellicular water dirt dirt of cement slurry flow condensation sclerosis blocking pipeline in pipeline.The difficulty of cleaning cement hardenite dirt is very large, this determined by its characteristic: 1) cement is a kind of hydraulic cementing materials, after setting and harden, intensity is larger, sticking to body surface cannot by physical method cleanings such as high-pressure hydraulic flushings, if root out schmutzband by force with instrument, original body surface can be damaged.2) hardenite formed after hydrated cementitious, its main component is crystal water compound (skeleton function) and colloidal hydrated thing (fill gap, improve intensity), its stable chemical nature, surface compact, water insoluble, single chemical reagent is difficult to dissolve, and corrodes slower.3) cement can harden in atmosphere with in water, loose material (as sand, stone) or bulk material (as brick, ceramic tile etc.) can be cemented to an entirety, and the simple tensio-active agent that uses is difficult to remove.
Summary of the invention
The object of the present invention is to provide one effectively can clean cement hardenite dirt, to the corrosion-free effect of hardware, the clean-out system safe and harmless to HUMAN HEALTH and using method thereof.
A kind of hardening of cement body dirt detergent that the present invention proposes, be made up of water, oxyacetic acid, oxalic acid, tensio-active agent, inhibiter, permeate agent, Scale inhibitors, rust inhibitor, tinting material and thickening material, each components by weight is:
Water 100
Oxyacetic acid 15-40
Oxalic acid 2-8
Tensio-active agent 1.0-4.0
Inhibiter 1.0-10.0
Permeate agent 1.0-4.0
Scale inhibitors 0.1-1.0
Rust inhibitor 1.0-5.0
Tinting material 1.0-5.0
Thickening material 0.01-0.06;
Wherein: the mass percent of described oxyacetic acid is 10%-25%, the mass percent of described oxalic acid is 10%-20%.
Each component preferably weight ratio is:
Water 100
Oxyacetic acid 25-38
Oxalic acid 3-7
Tensio-active agent 1.5-3.5
Inhibiter 4.0-8.0
Permeate agent 1.5-3.0
Scale inhibitors 0.3-0.8
Rust inhibitor 0.2-0.4
Tinting material 2.0-4.0
Thickening material 0.01-0.04.
In the present invention, described tensio-active agent is Sodium dodecylbenzene sulfonate.
In the present invention, described inhibiter is ethylenediamine tetraacetic acid (EDTA) (EDTA).
In the present invention, described permeate agent is that fatty alcohol-polyoxyethylene ether and alkylphenol polyoxyethylene form with the cooperation of the mass ratio of 3:2.
In the present invention, described Scale inhibitors is the one in tripoly phosphate sodium STPP or Sodium hexametaphosphate 99.
In the present invention, described rust inhibitor is Starso.
In the present invention, described tinting material is indigo, is a kind of water-soluble pigment dyestuff.
In the present invention, described thickening material is hydroxypropyl methyl cellulose ether.
The preparation method of a kind of hardening of cement body dirt detergent that the present invention proposes, concrete steps are as follows:
The water, oxyacetic acid, oxalic acid, tensio-active agent, inhibiter, permeate agent, Scale inhibitors, rust inhibitor, tinting material and the thickening material that have prepared is taken in aforementioned weight ratio, insert mixing machine, by mechanical stirring, be mixed to uniform state, obtain desired product.
The using method of a kind of hardening of cement body dirt detergent that the present invention proposes, concrete steps are as follows:
Hardening of cement body dirt first by be removed during use product of the present invention is fully dry, then by product spraying of the present invention thereon, rinses after it fully reacts with clear water.If once spray scouring process can not remove hardening of cement body dirt completely, then repeat said process, till cleaning up.
The oxyacetic acid adopted in the present invention, has another name called oxyacetic acid or glycolic acid (C
2h
4o
3), its aqueous solution is faint yellow.Because hydroxyl existing in oxyacetic acid molecule has carboxyl again, have alcohol and sour duality concurrently.Oxyacetic acid can react with component calcium hydroxide most active in hardened cement paste dirt, generate Calcium Glycolate white solid precipitation, and Calcium Glycolate is needle-like or thick grass shape crystal, volume occurs significantly to expand, and this makes pellicular water dirt dirt bond lose efficacy.The present invention have employed oxalic acid simultaneously, oxalic acid belongs to acid stronger a kind of organic acid, it can react with the calcium hydroxide in hardened cement paste dirt, form caoxalate, calcium oxalate crystal growth has certain expansion equally, cement slurry dirt is come off from the surface of dirt and contaminated object, is easy to remove.
In the present invention, tensio-active agent adopts Sodium dodecylbenzene sulfonate, and it can reduce the surface tension of liquid, and being conducive to clean-out system, to infiltrate hardened cement paste dirt inner, is also conducive to hardened cement paste dirt slave unit or body surface comes off.
In the present invention, inhibiter adopts ethylenediamine tetraacetic acid (EDTA) (EDTA).EDTA as a kind of inhibition component, can generate complexing product with iron ion and calcium ion on the one hand, is conducive to protecting hardware; On the other hand, EDTA is comparatively strong, can strengthen the action effect of oxyacetic acid and oxalic acid, improves cleaning efficiency.
In the present invention, permeate agent adopts fat alcohol polyethylene ether.Fat alcohol polyethylene ether is a kind of tensio-active agent of excellent performance, contributes to reducing surface tension of liquid, makes clean-out system be easy to penetrate into hardened cement paste dirt inner.
In the present invention, Scale inhibitors adopts the one in tripoly phosphate sodium STPP or Sodium hexametaphosphate 99.Phosphoric acid salt is widely used in matting industry because having excellent scale-inhibiting properties and good corrosion inhibition, uses the phosphoric acid salt of trace, contributes to improving cleaning efficiency.
In the present invention, rust inhibitor adopts Starso.The corrosion helping the metallic matrix reduced accompanying by hardened cement paste dirt that has of Starso is inclined to, to corrosion of metal effect when also contributing to preventing from because of carelessness clean-out system being sprayed on other metal-ware surface.
Present invention employs water-soluble pigment dyestuff indigo.Due to other component composite after solution be water white or color extremely shallow, the clean-out system prepared for the ease of district office and other liquid reagent, under the prerequisite not affecting cleaning performance and environmental requirement, use a certain amount of tinting material.
The present invention adopts hydroxypropyl methyl cellulose ether as thickening material, and object is to make liquid product have certain viscosity, is beneficial to sprinkling and applies, and also contributes to the homogeneity of product compositions dispersion simultaneously, prevents layering, produces floss etc.
Product of the present invention with oxyacetic acid and oxalic acid for Main Function component; add tensio-active agent, inhibiter, Scale inhibitors and permeate agent simultaneously and strengthen cleaning performance; add rust inhibitor protection metallic matrix; add hydroxypropyl methyl cellulose ether for thickening, adopt tinting material in order to distinguish other liquid not affecting under cleaning performance prerequisite.Product preparation process of the present invention is simple, is applicable to hardware surface, car surface and the hardened cement paste dirt of house wall surface or the removing of cement stain, overcomes mineral acid washes to equipment or the erosion damage effect of building original surface.Adopt product of the present invention, only for the weak link C-S-H gel structure of hardened cement paste schmutzband, hydrated cementitious crystallized product and calcium hydroxide component, destroy its skeleton structure, make firm cement dirt originally be transformed into the solubility precipitation of loose calcium, good cleaning performance can be reached.
The present invention uses organic acid cheap and easy to get as main ingredient; conventional mineral acid (example hydrochloric acid, sulfuric acid and mud acid etc.) is replaced to prepare hardening of cement body dirt detergent; not only effectively can remove the hardening of cement body dirt being difficult to clear up; solve the reluctant problem of hardening of cement body schmutzband; and the pollution of chemical to environment can be reduced; contribute to the problem alleviating present stage China's industry and the too much contaminate environment of life cleaning field use mineral acid to a certain extent, for protection of the environment creates good condition.
Embodiment
The present invention is further illustrated below by embodiment.
Embodiment 1, a kind of hardening of cement body dirt detergent, by water 100, oxyacetic acid 15, oxalic acid 8, tensio-active agent 1.0, inhibiter 1.0, permeate agent 1.0, tripoly phosphate sodium STPP Scale inhibitors 0.1, rust inhibitor 1.0, tinting material 1.0 and thickening material 0.01 formulated.Test result is as shown in table 1.
Embodiment 2, a kind of hardening of cement body dirt detergent, by water 100, oxyacetic acid 40, oxalic acid 2, tensio-active agent 4.0, inhibiter 10.0, permeate agent 4.0, Sodium hexametaphosphate 99 Scale inhibitors 1.0, rust inhibitor 5.0, tinting material 5.0 and thickening material 0.06 formulated.Test result is as shown in table 1.
Embodiment 3, a kind of hardening of cement body dirt detergent, by water 100, oxyacetic acid 30, oxalic acid 6, tensio-active agent 3.0, inhibiter 5.0, permeate agent 3.0, Sodium hexametaphosphate 99 Scale inhibitors 3.0, rust inhibitor 3.0, tinting material 3.0 and thickening material 0.03 formulated.Test result is as shown in table 1.
Table 1 embodiment the performance test results
| Test item | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Erosion ratio/% | 25.0 | 38.0 | 28.1 |
| Expulsion rate/% | 72 | 100 | 90 |
Note: this table data are by the test data after clean-out system repeated washing 5 times.
Claims (6)
1. a hardening of cement body dirt detergent, it is characterized in that being made up of water, oxyacetic acid, oxalic acid, tensio-active agent, inhibiter, permeate agent, Scale inhibitors, rust inhibitor, tinting material and thickening material, each components by weight is:
Water 100
Oxyacetic acid 15-40
Oxalic acid 2-8
Tensio-active agent 1.0-4.0
Inhibiter 1.0-10.0
Permeate agent 1.0-4.0
Scale inhibitors 0.1-1.0
Rust inhibitor 1.0-5.0
Tinting material 1.0-5.0
Thickening material 0.01-0.06;
The mass percent of described oxyacetic acid is 10%-25%, and the mass percent of described oxalic acid is 10%-20%.
2. a kind of hardening of cement body dirt detergent according to claim 1, it is characterized in that each component preferably weight ratio be:
Water 100
Oxyacetic acid 25-38
Oxalic acid 3-7
Tensio-active agent 1.5-3.5
Inhibiter 4.0-8.0
Permeate agent 1.5-3.0
Scale inhibitors 0.3-0.8
Rust inhibitor 0.2-0.4
Tinting material 2.0-4.0
Thickening material 0.01-0.04.
3. a kind of hardening of cement body dirt detergent according to claim 1, it is characterized in that described tensio-active agent is Sodium dodecylbenzene sulfonate, described inhibiter is ethylenediamine tetraacetic acid (EDTA).
4. a kind of hardening of cement body dirt detergent according to claim 1, it is characterized in that described permeate agent is that fatty alcohol-polyoxyethylene ether and alkylphenol polyoxyethylene coordinate with the mass ratio of 3:2 and form, described Scale inhibitors is the one in tripoly phosphate sodium STPP or Sodium hexametaphosphate 99.
5. a kind of hardening of cement body dirt detergent according to claim 1, it is characterized in that described rust inhibitor is Starso, described tinting material is indigo, and described thickening material is hydroxymethyl-propyl cellulose ether.
6. the using method of a hardening of cement body dirt detergent as claimed in claim 1, it is characterized in that concrete steps are as follows: the hardening of cement body dirt first by be removed when using this product is fully dry, then by the spraying of this product thereon, rinse with clear water after it fully reacts, if once spray scouring process can not remove hardening of cement body dirt completely, then repeat said process, till cleaning up.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106566704A (en) * | 2016-09-30 | 2017-04-19 | 格林润滑科技（惠州）有限公司 | Environment-friendly outer wall strong cleaning agent |
| CN109679782A (en) * | 2019-01-31 | 2019-04-26 | 中山市大田汽车护理用品有限公司 | Remaining detergent of a kind of removal cement and preparation method thereof |
| CN110369422A (en) * | 2019-07-05 | 2019-10-25 | 深圳市华建工程项目管理有限公司 | A kind of building building cement bucket chemically-cleaning device |
| CN111979063A (en) * | 2020-08-03 | 2020-11-24 | 瑞派尔(宜昌)科技集团股份有限公司 | Preparation method of concrete crack cleaning agent |
| CN112588402A (en) * | 2020-11-26 | 2021-04-02 | 泉州芸台科技有限公司 | Steel construction surface concrete clearing equipment |
| CN112877144A (en) * | 2021-01-14 | 2021-06-01 | 广东鼎基建材科技有限公司 | Concrete mixing tank residual material cleaning agent and cleaning method |
| CN113102350A (en) * | 2021-04-15 | 2021-07-13 | 昆明环节科技有限公司 | Method, special cleaning agent and special cleaning equipment for cleaning color steel tile with surface attached with cement ash clinker ash |
| CN114057305A (en) * | 2021-12-03 | 2022-02-18 | 澳门大学 | Scale inhibitor slow-release bead, preparation method and application |
| CN115125068A (en) * | 2022-06-23 | 2022-09-30 | 广东翔顺建设集团有限公司 | Biogel type structure surface alkali return crystal clearing material and application |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106566704A (en) * | 2016-09-30 | 2017-04-19 | 格林润滑科技（惠州）有限公司 | Environment-friendly outer wall strong cleaning agent |
| CN109679782A (en) * | 2019-01-31 | 2019-04-26 | 中山市大田汽车护理用品有限公司 | Remaining detergent of a kind of removal cement and preparation method thereof |
| CN110369422A (en) * | 2019-07-05 | 2019-10-25 | 深圳市华建工程项目管理有限公司 | A kind of building building cement bucket chemically-cleaning device |
| CN111979063A (en) * | 2020-08-03 | 2020-11-24 | 瑞派尔(宜昌)科技集团股份有限公司 | Preparation method of concrete crack cleaning agent |
| CN112588402A (en) * | 2020-11-26 | 2021-04-02 | 泉州芸台科技有限公司 | Steel construction surface concrete clearing equipment |
| CN112877144A (en) * | 2021-01-14 | 2021-06-01 | 广东鼎基建材科技有限公司 | Concrete mixing tank residual material cleaning agent and cleaning method |
| CN113102350A (en) * | 2021-04-15 | 2021-07-13 | 昆明环节科技有限公司 | Method, special cleaning agent and special cleaning equipment for cleaning color steel tile with surface attached with cement ash clinker ash |
| CN113102350B (en) * | 2021-04-15 | 2024-05-14 | 昆明环节科技有限公司 | Method for cleaning color steel tile with cement clinker ash attached to surface, special cleaning agent and special cleaning equipment |
| CN114057305A (en) * | 2021-12-03 | 2022-02-18 | 澳门大学 | Scale inhibitor slow-release bead, preparation method and application |
| CN115125068A (en) * | 2022-06-23 | 2022-09-30 | 广东翔顺建设集团有限公司 | Biogel type structure surface alkali return crystal clearing material and application |
| CN115125068B (en) * | 2022-06-23 | 2023-07-07 | 广东翔顺建设集团有限公司 | Biological gel type structure surface alkali return crystallization removal material and application thereof |
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