CN103540430A - Detergent for air conditioner radiator - Google Patents
Detergent for air conditioner radiator Download PDFInfo
- Publication number
- CN103540430A CN103540430A CN201210239793.3A CN201210239793A CN103540430A CN 103540430 A CN103540430 A CN 103540430A CN 201210239793 A CN201210239793 A CN 201210239793A CN 103540430 A CN103540430 A CN 103540430A
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- CN
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- Prior art keywords
- air conditioner
- out system
- clean
- heat radiator
- conditioner heat
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/72—Ethers of polyoxyalkylene glycols
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/0005—Other compounding ingredients characterised by their effect
- C11D3/0073—Anticorrosion compositions
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/2003—Alcohols; Phenols
- C11D3/2006—Monohydric alcohols
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/2075—Carboxylic acids-salts thereof
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/26—Organic compounds containing nitrogen
- C11D3/30—Amines; Substituted amines ; Quaternized amines
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Detergent Compositions (AREA)
Abstract
The invention provides a detergent for an air conditioner radiator, which comprises 1-90 wt% of fatty alcohol polyethenoxy ether, 1-20 wt% of organic acid, 0.1-10 wt% of quaternary ammonium passivator, 0-50 wt% of wetting agent and the balance of deionized water, totaling 100 wt%. The detergent can effectively remove dust, oil sludge and metal oxides on the air conditioner radiator without corroding the metal surface of the fins, and provide long-term protection.
Description
Technical field
The present invention relates to clean-out system field, particularly, relate to a kind of air conditioner heat radiator clean-out system.
Background technology
The scatterer of air-conditioning (also referred to as condenser) is generally positioned over outdoor or vehicle foremost, becomes easily infected by dust, insect corpse and fallen leaves etc.The fin of scatterer is infected with after dirt or fouling, and heat-sinking capability declines, and causes air conditioner refrigeration effect undesirable.Thereby it is the importance that air-conditioning is safeguarded that air conditioner heat radiator cleans.
Heat radiator fin is made by the lightweight aluminium that is easily cleaned agent corrosion conventionally.Comparatively gentle alkaline cleaner provides good protection to aluminium, but has poor cleaning performance.Acidic cleaner can provide excellent cleaning character, but need to add macro-corrosion suppressant additive to protect aluminium and other metal parts.
Therefore, develop a kind of thing that stains that can effectively remove on air conditioner heat radiator, do not corrode the metallic surface of fin and provide the air conditioner heat radiator of long-term protection to have great importance with clean-out system simultaneously.
Summary of the invention
The present invention is directed to above object and implement; and the inventor finds in intensive research; by adopting the combination of specific fatty alcohol-polyoxyethylene ether, organic acid and the passivator of certain content; can greatly improve clean-out system and remove the efficiency of dust and grease on radiator element, and can provide protection to the aluminium fin of scatterer and vehicle body iron and steel parts.Thus, the present invention is accomplished.
Therefore, according to an aspect of the present invention, provide a kind of air conditioner heat radiator clean-out system, it comprises: the fatty alcohol-polyoxyethylene ether of 1-90 % by weight; The organic acid of 1-20 % by weight; The quaternary ammonium type passivator of 0.1-10 % by weight; The wetting agent of 0-50 % by weight; With described air conditioner heat radiator is adjusted to the deionized water of 100 % by weight by the total amount of clean-out system.
Compared with prior art, air conditioner heat radiator according to the present invention has the following advantages with clean-out system:
1. the combination of specific fatty alcohol-polyoxyethylene ether, organic acid and passivator can improve the efficiency that clean-out system is removed dust and grease on radiator element greatly;
2. specific quaternary ammonium type passivator all has excellent anti-corrosion effects to metallic iron and aluminium, can provide protection to the aluminium fin of scatterer and vehicle body iron and steel parts.
Accompanying drawing explanation
Fig. 1 shows the temperature-time curve obtaining when cleansing composition F2 is tested for real vehicle.
Embodiment
The invention provides a kind of air conditioner heat radiator clean-out system, it can remove dust, grease and metal oxide on air conditioner heat radiator effectively, does not corrode the metallic surface of fin and long-term protection is provided simultaneously.
Particularly, the invention provides a kind of air conditioner heat radiator clean-out system, it comprises: the fatty alcohol-polyoxyethylene ether of 1-90 % by weight; The organic acid of 1-20 % by weight; The quaternary ammonium type passivator of 0.1-10 % by weight; The wetting agent of 0-50 % by weight; With described air conditioner heat radiator is adjusted to the deionized water of 100 % by weight by the total amount of clean-out system.
According to the present invention, at described air conditioner heat radiator, with clean-out system, use fatty alcohol-polyoxyethylene ether as tensio-active agent.In the structure of described fatty alcohol-polyoxyethylene ether, the carbonatoms of fatty alcohol unit is 12 to 14, and oxygen ethylene unit number is 7 to 9, is preferably 7.More specifically, described fatty alcohol-polyoxyethylene ether has the structure being represented by following formula (I):
C
nH
2n+1O(CH
2H
2O)
mH
Wherein, n is 12 to 14, and m is 7 to 9.Preferably m is 7.The commercially available preferred embodiment of described fatty alcohol-polyoxyethylene ether is: the product type that You Sha rope company (Sasol) provides is the product of AEO-7 and AEO-9.According to some preferred embodiment of the present invention, the gross weight based on described air conditioner heat radiator with clean-out system, described air conditioner heat radiator is preferably 2-20 % by weight with the content of the fatty alcohol-polyoxyethylene ether in clean-out system, more preferably 4-10 % by weight.
According to the present invention, at described air conditioner heat radiator, with clean-out system, with organic acid, remove and stain thing.According to some preferred embodiment of the present invention, described organic acid is the carboxylic acid with 2 to 6 carbon atoms.Further preferably, one or more in the group of the free following composition of described organic acid choosing: citric acid, acetic acid, oxalic acid etc.Described organic acid most preferably is citric acid.According to some preferred embodiment of the present invention, the gross weight based on described air conditioner heat radiator with clean-out system, described air conditioner heat radiator is preferably 2-10 % by weight with the organic acid content in clean-out system, more preferably 3-5 % by weight.
According to the present invention, described air conditioner heat radiator also contains and is useful on the passivator (also referred to as metal corrosion inhibitor) that suppresses metallic corrosion with clean-out system.According to some preferred embodiment of the present invention, described passivator is quaternary ammonium type passivator.More specifically, described passivator is the quaternary ammonium type reaction product of naphthenic acid and two polyethyene diamines and benzyl chloride.The commercially available preferred embodiment of described passivator is: the product that the product type being provided by Beijing blue star company (Beijing Blue Star) is Lan826; And the product type being provided by Clariant company (Clariant) is the product of Dodicor 2725NF.According to some preferred embodiment of the present invention, the gross weight based on described air conditioner heat radiator with clean-out system, described air conditioner heat radiator is preferably 0.1-2 % by weight with the content of the passivator in clean-out system, more preferably 0.5-1 % by weight.
According to the present invention, at described air conditioner heat radiator with containing wetting agent in clean-out system, it is defined as a class can reduce the capillary material of clean-out system, it act as the wettability that improves clean-out system, make clean-out system more easily penetrate air conditioner heat radiator wing shape inside configuration, thereby improve cleaning performance.Preferably, described wetting agent is the alcohol with 1 to 18 carbon atom.And more preferably, one or more in the group of the free following composition of described wetting agent choosing: Virahol, ethanol, stearyl alcohol etc.Most preferably, adopt Virahol as described wetting agent.According to some preferred embodiment of the present invention, the gross weight based on described air conditioner heat radiator with clean-out system, described air conditioner heat radiator is preferably 3-20 % by weight with the content of the wetting agent in clean-out system, more preferably 5-10 % by weight.
Except composition listed above, at air conditioner heat radiator according to the present invention with containing as required other additives in clean-out system, as pigment, dyestuff and essence etc., as long as air conditioner heat radiator according to the present invention is unaffected with cleaning performance and the anticorrosion ability of clean-out system.
According to the present invention, at described air conditioner heat radiator with containing deionized water in clean-out system so that described air conditioner heat radiator is adjusted to suitable concentration with clean-out system.
Air conditioner heat radiator according to the present invention can be prepared in very simple mode with clean-out system.Particularly, can weigh according to actual needs the described component (for example, fatty alcohol-polyoxyethylene ether, organic acid, passivator, wetting agent and distilled water) of corresponding weight and its uniform stirring is mixed.
testing method
In the present invention, by following method, the sample obtaining in embodiment is carried out to performance characterization.
1. cleaning performance test
In this test by using artificial dust to evaluate the cleaning performance of each formula.
The Shell helix super 10W-40 engine oil of 20g is placed in clean 200ml beaker.When stirring, to the SiO that adds 40g in described beaker
2(Shantou, Shanghai brilliance chemical reagent company limited), the Al of 20g
2o
3(Shantou, Shanghai brilliance chemical reagent company limited), the Fe of 10g
2o
3(Shantou, Shanghai brilliance chemical reagent company limited), the MgO (Shantou, Shanghai brilliance chemical reagent company limited) of the CaO of 20g (Shantou, Shanghai brilliance chemical reagent company limited) and 10g is to prepare artificial dust.After this, prepare routine filtration device.With analytical balance, weigh the weight of blank filter paper, and be W1 by described weight record.The sanitising agent sample of 200g is placed in the flask of 500ml.The artificial dust of the above preparation of 10g is joined in described beaker, and some dust will slowly be dissolved by described detergent.After 30 minutes, by all material is filtered and collects residual dust by filtration unit.The filter paper of the dust with residual is taken out and at 100 ℃, be dried 1 hour in baking oven.From baking oven, take out filter paper and make it be cooled to room temperature.Then weigh filter paper weight and be recorded as W2.
According to following formula, calculate the cleaning rate of described clean-out system sample:
The ÷ 10 * 100% of cleaning rate=(10+W1-W2)
By following standard, from cleaning rate, evaluate the cleaning performance of described clean-out system sample:
| Cleaning rate | Cleaning performance grade |
| ＜10 | Non-constant |
| 10-20 | Poor |
| 20-30 | Common |
| 30-45 | Good |
| ＞45 | Very good |
2. metallic corrosion character test
In this test, evaluate the corrodibility of each clean-out system sample to aluminium and cast iron.
Use length is 10mm, and width is that Si9Cu4 aluminium flake (Sheng Xinda metal testing plate company) and the HT250 cast iron sheet (Sheng Xinda metal testing plate company) that 10mm and thickness are 1mm tested.Particularly, use 150# sand paper to remove all surface stain from all 6 sides of tinsel.With 400# sand paper, refine.This tinsel is impregnated in cleaning solvent octane-iso and lasts 5 minutes.From cleaning solvent, take out tinsel, wipe out the cleaning solvent octane-iso on tinsel.With analytical balance, weigh the weight of tinsel and be recorded as W1.Then, 100g clean-out system is put in the Plastic Bottle with lid of 250ml.Tinsel is put in bottle, lid is installed, then Plastic Bottle is placed 2 days or 1 month in the baking oven of 50 ℃.From baking oven, take out Plastic Bottle and take out tinsel from it afterwards.Tinsel is impregnated in cleaning solvent, then takes out tinsel and wipe out cleaning solvent.With analytical balance, weigh the weight of tinsel and be recorded as W2.
According to following formula, calculate the corrosion rate of described clean-out system sample to aluminium and cast iron:
Corrosion rate=(W1-W2)/W1 * 100%
In above-mentioned test, corrosion rate is larger, and described clean-out system sample is more serious to the corrosion of aluminium and cast iron.
3. real vehicle test
In this test, adopt clean-out system sample to test the conditioner of Skoda Octavia 1.6 automobiles of the 59000KM that travelled, with the rate of cooling improvement degree by motorcar air conditioner, evaluate the actual cleaning performance of clean-out system sample.
Testing method is as follows.
After using clean-out system sample to clean motorcar air conditioner, unlatching air-conditioning, is used pen type electronic thermometer (rich foreign TP3001) monitoring to clean the air-conditioning delivery air temperature before and after cleaning.Since 25 ℃ of timing and a temperature of every 30 seconds records.By the air-conditioning before cleaning, the air conditioner output temperature when opening 5 minutes is recorded as T1, and the air conditioner output temperature when opening 5 minutes is recorded as T2 by the air-conditioning after cleaning,
Rate of cooling is improved degree=(T1-T2)/(25-T1) * 100%
Then, by air-conditioning delivery air temperature (℃) with respect to writing time (minute) map.
Embodiment
The following specifically describes for illustrating embodiments of the invention, should be appreciated that described embodiment does not limit the scope of the invention.Scope of the present invention is as the criterion with claims.
The raw material that used is in an embodiment according to the present invention as follows:
Table 1
By the AEO-7 of 10g, the citric acid of 200g, the IPA of 500g and the Lan826 of 100g join in 190g deionized water, adopt agitator uniform stirring, to prepare cleansing composition F1 (wherein, the gross weight based on described cleansing composition, the AEO-7 that described cleansing composition comprises 1 % by weight, the citric acid of 20 % by weight, the IPA of 50 % by weight, the DI-water of the Lan826 of 10 % by weight and 19 % by weight).
Embodiment 2 to 11
To prepare cleansing composition F2 to F11 with program identical described in embodiment 1, difference is to change various components and the content thereof in cleansing composition described in table 2.
Table 2
Adopt above-mentioned cleansing composition F1 to F9 and at present on the market existing radiator cleaning compound C1 (composition and content are in Table 3) according to above-mentioned
cleaning performance testtest.Concrete outcome is presented in table 4.
Table 3
Table 4
From the result shown in table 4, with the comparison radiator cleaning compound (C1 compares) as alkaline cleaner, acidic cleaner according to the present invention has better cleaning performance.Cleansing composition F1 to F8 has desirable cleaning performance.
Adopt above-mentioned cleansing composition F1, F2, F3, F8, F10, F11 and contrast radiator cleaning compound (C1) according to above-mentioned
the test of metallic corrosion charactertest.Concrete outcome is presented in table 5.
Table 5
From the result shown in table 5, cleansing composition according to the present invention has the excellent corrosion inhibition ability for aluminium and cast iron, and is greatly better than the comparison radiator cleaning compound (C1) as alkaline cleaner.
In addition, adopt cleansing composition F2 according to above-mentioned
real vehicle testtest.Concrete outcome is presented in Fig. 1.By the result shown in Fig. 1, can be found out, when the air-conditioning before cleaning is opened to 5 minutes, output temperature declines 16.2 ℃, and when the air-conditioning after cleaning is opened to 5 minutes, output temperature declines 17.6 ℃.In other words, rate of cooling has improved 8.6% in initial 5 minutes.
Although above reference example and comparative example are described the present invention in detail, it should be pointed out that and the invention is not restricted to described embodiment and comparative example, within not deviating from the scope of spirit of the present invention, can the present invention be changed or be changed.
Claims (9)
1. an air conditioner heat radiator clean-out system, it comprises:
The fatty alcohol-polyoxyethylene ether of 1-90 % by weight;
The organic acid of 1-20 % by weight;
The quaternary ammonium type passivator of 0.1-10 % by weight;
The wetting agent of 0-50 % by weight; With
Described air conditioner heat radiator is adjusted to the deionized water of 100 % by weight by the total amount of clean-out system.
2. air conditioner heat radiator clean-out system according to claim 1, wherein, in the structure of described fatty alcohol-polyoxyethylene ether, the carbonatoms of fatty alcohol unit is 12 to 14, and oxygen ethylene unit number is 7 to 9.
3. air conditioner heat radiator clean-out system according to claim 1, wherein said organic acid is the carboxylic acid with 2 to 6 carbon atoms.
4. air conditioner heat radiator clean-out system according to claim 3, wherein said organic acid choosing is one or more in the group of following composition freely: citric acid, acetic acid and oxalic acid.
5. air conditioner heat radiator clean-out system according to claim 4, wherein said organic acid is citric acid.
6. air conditioner heat radiator clean-out system according to claim 1, wherein said wetting agent is the alcohol with 1 to 18 carbon atom.
7. air conditioner heat radiator clean-out system according to claim 6, wherein said wetting agent choosing is one or more in the group of following composition freely: Virahol, ethanol and stearyl alcohol.
8. air conditioner heat radiator clean-out system according to claim 7, wherein said wetting agent is Virahol.
9. air conditioner heat radiator clean-out system according to claim 1, it also comprises one or more in following material: pigment, dyestuff and essence.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210239793.3A CN103540430A (en) | 2012-07-10 | 2012-07-10 | Detergent for air conditioner radiator |
| PCT/US2013/048857 WO2014011424A2 (en) | 2012-07-10 | 2013-07-01 | Cleaning agent for air-conditioner radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210239793.3A CN103540430A (en) | 2012-07-10 | 2012-07-10 | Detergent for air conditioner radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103540430A true CN103540430A (en) | 2014-01-29 |
Family
ID=49916652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210239793.3A Pending CN103540430A (en) | 2012-07-10 | 2012-07-10 | Detergent for air conditioner radiator |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103540430A (en) |
| WO (1) | WO2014011424A2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105062708A (en) * | 2015-08-10 | 2015-11-18 | 兰州瑞普科技实业有限责任公司 | Cleaning agent for water-oil heat exchange plate type heat exchanger |
| CN112080351A (en) * | 2020-09-14 | 2020-12-15 | 中山市优贝科技股份有限公司 | Condenser cleaning agent |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1253171A (en) * | 1998-11-06 | 2000-05-17 | 武汉市华天新技术开发有限公司 | Efficient cleaner for centralized air conditioner and its application method |
| US20030096725A1 (en) * | 2001-10-11 | 2003-05-22 | John Tsibouklis | Hard surface cleaners containing ethylene oxide/propylene oxide block copolymer surfactants |
| CN1580220A (en) * | 2003-08-11 | 2005-02-16 | 上海白猫有限公司 | Disinfecting mite-removing cleaning agent for air conditioner |
| CN101475878A (en) * | 2009-01-19 | 2009-07-08 | 大连三达奥克化学股份有限公司 | Cleaning agent and cleaning method for air conditioner |
| CN102002451A (en) * | 2010-12-14 | 2011-04-06 | 天津市华阳新兴科技有限公司 | Special descaling sterilization cleaning agent for air conditioner and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BRPI0607911A2 (en) * | 2005-04-13 | 2009-11-03 | Unilever Nv | method for removing dirt or stains from hard surface, liquid composition for hard surface cleaning, container for a hard surface liquid cleaner, mop, and, use of a composition |
-
2012
- 2012-07-10 CN CN201210239793.3A patent/CN103540430A/en active Pending
-
2013
- 2013-07-01 WO PCT/US2013/048857 patent/WO2014011424A2/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1253171A (en) * | 1998-11-06 | 2000-05-17 | 武汉市华天新技术开发有限公司 | Efficient cleaner for centralized air conditioner and its application method |
| US20030096725A1 (en) * | 2001-10-11 | 2003-05-22 | John Tsibouklis | Hard surface cleaners containing ethylene oxide/propylene oxide block copolymer surfactants |
| CN1580220A (en) * | 2003-08-11 | 2005-02-16 | 上海白猫有限公司 | Disinfecting mite-removing cleaning agent for air conditioner |
| CN101475878A (en) * | 2009-01-19 | 2009-07-08 | 大连三达奥克化学股份有限公司 | Cleaning agent and cleaning method for air conditioner |
| CN102002451A (en) * | 2010-12-14 | 2011-04-06 | 天津市华阳新兴科技有限公司 | Special descaling sterilization cleaning agent for air conditioner and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105062708A (en) * | 2015-08-10 | 2015-11-18 | 兰州瑞普科技实业有限责任公司 | Cleaning agent for water-oil heat exchange plate type heat exchanger |
| CN112080351A (en) * | 2020-09-14 | 2020-12-15 | 中山市优贝科技股份有限公司 | Condenser cleaning agent |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014011424A3 (en) | 2014-03-06 |
| WO2014011424A2 (en) | 2014-01-16 |
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Application publication date: 20140129 |