CN102002451B - Special descaling sterilization cleaning agent for air conditioner and preparation method thereof - Google Patents
Special descaling sterilization cleaning agent for air conditioner and preparation method thereof Download PDFInfo
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Abstract
The invention relates to a special descaling sterilization cleaning agent for an air conditioner and a preparation method thereof. The cleaning agent comprises the following components in percentage by weight: 9 to 15 percent of inorganic acid, 3 to 5 percent of organic acid, 0.5 to 1 percent of bactericide, 1 to 1.5 percent of surfactant, 5 to 8 percent of water-soluble co-solvent, 0.3 to 1 percent of thickener and 68.5 to 81.2 percent of water. The acting mechanism of the cleaning agent is simple and scientific; and the bactericide, the surfactant and the co-solvent are dissolved together by using the scientific formula and the method so that the solution product is clear. The product can be used at normal temperature, is suitable for spraying or soaking cleaning, and can quickly remove scale, rust and greasy dirt and kill various harmful bacteria and viruses when being used for treating in 1 to 3 minutes. The product has wide source and easy acquisition of raw materials and low cost, and is suitable for large-scale industrialized production.
Description
Technical field
The invention belongs to the chemical field, be specifically related to a kind of special descaling sterilization cleaning agent for air conditioner and preparation method thereof.
Background technology
In the cleaning air conditioner industry, need to carry out cleaning and sterilizing to incrustation scale, oxide skin, rust staining, stolen goods dirt and the bacterium of air-conditioning system fan coil, air-conditioning box, blower fan group etc., be all generally single unit operation, cleaning, scale removal, sterilizing.But existing clean-out system performance is single, can't realize the purpose of cleaning, decontamination, scale removal, sterilizing fully.
By retrieval, find the following open source literature relevant to present patent application:
1, a kind of air conditioner fin cleaning agent and preparation method thereof (CN101544930), be mixed by each component and the water of following weight percent: nitric acid 10～15%, potassiumchromate 0.5～0.8%, ethoxylated alkyl sulfate 0.5～0.8%, polyoxyethylene octylphenol ether 0.1～0.5%.Half of water withdrawal, add nitric acid, stirs, and obtains aqueous solution a; Get second half water, add successively potassiumchromate, ethoxylated alkyl sulfate, polyoxyethylene octylphenol ether, fully stir, until solid particulate matter is dissolved, obtain aqueous solution b; The aqueous solution a stirred is slowly joined in aqueous solution b, be stirred well to evenly, get product.Not only cleaning of clean-out system of the present invention, good energy-conserving effect but also to the essentially no infection of equipment surface.
2, a kind of air conditioner fin cleaning agent (CN101492824), each component of described air conditioner fin cleaning agent and mass parts thereof are than as follows: 3～5 parts, 50% nitric acid; 1～2 part of 75% citric acid; 1～2 part of 65% oxalic acid; 6～24 parts of urotropines; 10～45 parts of aniline; 3 parts of alkyl polyglycosides; 2～4 parts of alkyl polyoxyethylene ethers; 1～3 part of linear alkyl benzene sulphonic acid; 20～45 parts, carboxy cellulose sodium; 3000 parts, water.While using clean-out system of the present invention to clean air-conditioner fin, adopting spraying to clean only needs just can reach the degree of cleaning more than 99% in 1～2 minute.Clean-out system blending process of the present invention is simple, and production cost is low, and cleaning speed is fast, and efficiency is high, without acid fume, safe and reliable, to the corrosion-free effect of copper pipe.
3, a kind of air conditioner clean-out system and purging method (CN101475878), the contained raw material of clean-out system is at least two kinds in citric acid, inorganic weak acid, inorganic acid, and nonionogenic tenside or nonionogenic tenside and anion surfactant are composite; Oxo solvent, acid inhibitor, water surplus.Purging method is that independent cleaning is dismantled and taken off to motor and fan; Clean-out system is made into the aqueous solution by 10～15%, and the air-conditioning integral body of dismantle motor and fan is hung in rinse bath, under normal temperature, soaks 30min, opens ultrasonic cleaning 10～30min; Air-conditioning integral body is placed in to washing bath, with water blast gun hydro-peening air-conditioning surface and inner; 80 ℃ of hot-air seasonings.
By research, above-mentioned patent documentation is different from present patent application.
Summary of the invention
The object of the invention is to overcome the deficiency of existing technology, and special descaling sterilization cleaning agent for air conditioner that provides a kind of efficient, economic, practical, convenient, harmless cleaning, decontamination, scale removal, sterilizing to be integrated and preparation method thereof, prepared clean-out system can obviously improve the heat exchange efficiency of air-conditioning system, effectively prevents the infection of various virus disseminatings and bacterium.
The technical scheme that realizes the object of the invention is:
A kind of special descaling sterilization cleaning agent for air conditioner, its component and weight proportion are:
Mineral acid 9-15%;
Organic acid 3-5%;
Sterilant 0.5-1%;
Tensio-active agent 1-1.5%;
Water-soluble solubility promoter 5-8%,
Thickening material 0.3-1%;
Water 68.5-81.2%.
And described mineral acid is thionamic acid, or the mixture of thionamic acid and hydrofluoric acid or hydrochloric acid.
And described organic acid is 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid, or the mixture of itself and gluconic acid or citric acid.
And described sterilant is dodecyl benzyl dimethyl ammonium chloride, or the mixture of itself and isothiazolinone.
And described tensio-active agent is Amphoteric phosphated surfactant, or the mixture of itself and low bubble fatty alcohol-polyoxyethylene ether.
And described water-soluble solubility promoter is ethanol or sodium xylene sulfonate.
And, the polyvinylpyrrolidone that described thickening material is 4,000,000.
And described mineral acid and organic acid weight proportion are 3: 1.
A kind of preparation method of special descaling sterilization cleaning agent for air conditioner, preparation method's step is:
(1) first add the water of total Water 80% in reactor, add at normal temperatures mineral acid to be stirred to fully and dissolve;
(2) add respectively organic acid and sterilant in above-mentioned solution, after stirring, then add tensio-active agent, finally add water-soluble additive;
(3) use remaining 20% water dissolving thickening material, until form the uniform liquid of thickness;
(4) homogeneous solution of step (3) is under agitation added in reactor and fully stirs, be the finished product of air-conditioning special descaling disinfectant.
Advantage of the present invention and useful effect are:
1, the present invention is the special-purpose acid sterilization contaminant removing cleaning agent of air-conditioning, and the raw material sources such as organic acid used, mineral acid, tensio-active agent, sterilant, solubility promoter, thickening material are extensive, obtain easily suitable large-scale industrial production.
2, the present invention adopts a kind of chemical descaling, sterilization, decontamination once to complete, and scavenging period only needs 1-3 minute, and then water washes down and gets final product, and provides cost savings and has saved man-hour, to not corrosion of equipment.
3, the easy flushing that air-conditioning special descaling clean-out system of the present invention is used, low bubble, can biodegradable tensio-active agent, make this product use safer, save time, water-saving, environmental protection.
Embodiment
Below in conjunction with embodiment, the present invention is further described; Following embodiment is illustrative, is not determinate, can not limit protection scope of the present invention with following embodiment.
The following weight of embodiment 1:(is kilogram)
A kind of special descaling sterilization cleaning agent for air conditioner, it forms component and weight is respectively:
Thionamic acid content 99.5% weight 10
Citric acid content 99.5% weight 5
Dodecyl benzyl dimethyl ammonium chloride content 44.0% weight 1
Amphoteric phosphated surfactant content 35% weight 1
Ethanol content 95% weight 5
Polyvinylpyrrolidone content 95% weight 0.4
Water weight 77.6
The above-mentioned raw materials of the present embodiment is commercially available prod.
The preparation method of the present embodiment is as follows:
1, the water that first adds total Water 80% in reactor adds thionamic acid, citric acid to be stirred to fully and dissolves under normal temperature (25-30 ℃).
2, add ethanol after adding dodecyl benzyl dimethyl ammonium chloride, Amphoteric phosphated surfactant fully to dissolve in above-mentioned solution.
3, use remaining 20% water to dissolve polyvinylpyrrolidone in the bucket of 30L, until form the uniform liquid of thickness.
4, the homogeneous solution of step 3 is under agitation added in reactor and fully stirs, be the finished product of air-conditioning special descaling disinfectant.
Embodiment 2
A kind of special descaling sterilization cleaning agent for air conditioner, it forms component and weight is respectively:
Thionamic acid content 99.5% weight 5
Content of hydrochloric acid 31% weight 10
1-Hydroxy Ethylidene-1,1-Diphosphonic Acid content 50% weight 5
Isothiazolinone content 2% weight 0.1
Dodecyl benzyl dimethyl ammonium chloride content 44.0% weight 0.5
Amphoteric phosphated surfactant content 35% weight 1.0
Fatty alcohol-polyoxyethylene ether content 30% weight 0.5
Ethanol content 95% weight 5
Polyvinylpyrrolidone (4,000,000) content 95% weight 0.4
Water weight 72.5
The preparation method of the present embodiment is as follows:
1, the water that first adds total Water 80% in reactor adds thionamic acid, hydrochloric acid to be stirred to fully and dissolves under normal temperature (25-30 ℃).
2, after adding respectively 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid, isothiazolinone, dodecyl benzyl dimethyl ammonium chloride to stir, then add tensio-active agent in above-mentioned solution, finally add ethanol.
3, use remaining 20% water to dissolve polyvinylpyrrolidone in the bucket of 30L, until form the uniform liquid of thickness.
4, the homogeneous solution of step 3 is under agitation added in reactor and fully stirs, be the finished product of air-conditioning special descaling disinfectant.
The mechanism of action of the present invention is:
At first be that abutment surface promoting agent and solubility promoter are removed greasy dirt and the dust on air-conditioning coil pipe and surface cooler, scale removal under mineral acid and organic acid synergy; Dodecyl benzyl dimethyl ammonium chloride not only plays germicidal action can also prevent the metal excessive erosion, polyvinylpyrrolidone makes this clean-out system have certain extension effect of staying, when cleaning, spray is attached to the surface of cleaning of objects, relatively extend the duration of contact of clean-out system and dirt, improve the efficiency of clean-out system.
Application example 1 of the present invention:
Clean air conditioner watch cooling, its interchanger tubing is copper, and it is calcium carbonate scale that surperficial dirty sample analyzes 80%, and all the other are greasy dirt, microorganism etc.With the formula of embodiment 1, clean, normal temperature spray scavenging period rinsed with clear water after 1-3 minute.Copper pipe surface is sparkling clean, and ambient temperature reduces the 1-2 degree, with fresh air.
Application example 2 of the present invention:
Clean the air-conditioning coil pipe, its coil pipe material is mainly carbon steel.Its surperficial incrustation scale be take carbonate scale as main, and a small amount of bacterium algae is arranged.With the formula of embodiment 2, clean, 10 times of sprays of normal temperature stoste dilution clean 1-3 minute, then rinse well and get final product with clear water.The cleaning process hanging film scene is measured corrosion rate 45# steel≤0.1g/m
2h, after cleaning, coil surface is bright and clean, and air flow quantity strengthens, and refrigeration (heat) is fast.
The main physical and chemical index of air-conditioning special descaling disinfectant involved in the present invention:
Outward appearance: colourless transparent liquid.
Proportion (g/ml): 1.05-1.07.
Acidity % (in hydrochloric acid) 10-14%.
Corrosion rate: (normal temperature stoste is soaked 2h)≤0.2g/m
2h.
Claims (1)
1. the preparation method of a special descaling sterilization cleaning agent for air conditioner, it is characterized in that: preparation method's step is:
(1) first add the water of total Water 80% in reactor, add at normal temperatures mineral acid to be stirred to fully and dissolve;
(2) add respectively organic acid and sterilant in above-mentioned solution, after stirring, then add tensio-active agent, finally add water-soluble additive;
(3) use remaining 20% water to dissolve again thickening material, until form the uniform liquid of thickness;
(4) step, homogeneous solution (3) under agitation adds in reactor and fully stirs, and is the finished product of air-conditioning special descaling disinfectant;
Affiliated each component and weight proportion are:
Described mineral acid is thionamic acid, or the mixture of thionamic acid and hydrofluoric acid or hydrochloric acid;
Described organic acid is 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid, or the mixture of itself and gluconic acid or citric acid;
Described sterilant is dodecyl benzyl dimethyl ammonium chloride, or the mixture of itself and isothiazolinone;
Described tensio-active agent is Amphoteric phosphated surfactant, or the mixture of itself and low bubble fatty alcohol-polyoxyethylene ether;
Described water-soluble solubility promoter is ethanol or sodium xylene sulfonate;
The polyvinylpyrrolidone that described thickening material is 4,000,000;
Described mineral acid and organic acid weight proportion are 3:1.
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| CN102746958B (en) * | 2012-07-20 | 2015-02-18 | 北京雅迪力特航空化学制品有限公司 | Matched cleaning agent for vacuum drainage pipelines of airplane toilets and preparation method and cleaning process of matched cleaning agent |
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| CN104073375A (en) * | 2014-07-21 | 2014-10-01 | 方秀琴 | Cleaning agent for air conditioner |
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| CN104450263A (en) * | 2014-12-04 | 2015-03-25 | 周莉莉 | Environment-friendly air conditioner detergent and preparation method thereof |
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| CN105542994A (en) * | 2015-12-16 | 2016-05-04 | 天津兰黛采妆环保科技开发有限公司 | Environmentally friendly air cleaner |
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| CN1439702A (en) * | 2003-03-14 | 2003-09-03 | 何相波 | Household air-conditioner cleaning agent |
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