CN103045401B - Water-base oil dirt cleaning agent and preparation method thereof - Google Patents
Water-base oil dirt cleaning agent and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a water-base oil dirt cleaning agent and a preparation method thereof, wherein the water-base oil dirt cleaning agent has the characteristics of being strong in cleaning capability, excellent in biodegradation, low in preparation cost, environmentally-friendly, efficient and the like, and is specifically suitable for cleaning heavy oil dirt on the road pavement. The water-base oil dirt cleaning agent consists of the following components in weight proportion: 2-7% of anionic surfactant, 2-8% of nonionic surfactant, 1.5-3% of triethanolamine, 1-3% of trisodium citrate and the balance of water, wherein the anionic surfactant is preferably selected from two or three of alpha-vinyl sodium sulfonate (AOS), sodium dodecyl benzene sulfonate (LAS) and sulfonate of fatty acid methyl ester ethoxylate (FMES); and the nonionic surfactant is preferably selected from one or two of fatty alcohol-polyoxyethylene ether (AEO-9) and cocamidopropyl betaine (CAB).
Description
Technical field
The present invention relates to aqueous cleaning agent field, relate to a kind of water based detergent for oil dirty and preparation method thereof or rather.
Background technology
Along with the raising of Economic development and living standards of the people, the road area of the public areas such as public way, station, square increases sharply, its road surface oil stain dirt or stain are mostly mixed type greasy dirt, are formed after being attached to oil stain surface, road surface by floating tiny dust and other solid granules in automobile engine oil, aiutage tail gas, edible animals and plants oil and environment by sedimentation and physics or chemical action.The heavy oil stain in urban parts typical window area seriously have impact on the attractive in appearance of environment and city image, pedestrian and car skidding is also easily caused to have an accident in the rainy day, but its cleaning performance is not very good again, it is an one of difficult problem for municipal sanitation worker author headache the most.
At present, the road surface such as station, square grease many employings organic cleaning solvent and soda acid clean-out system.Consumption of organic solvent is large, cost is high, and most organic solvent is volatile, easy firing there is certain toxicity, easily cause secondary pollution, and due to the selection of tensio-active agent and the reason such as formulation composition is unreasonable, not very good to the cleaning performance of heavy oil stain, be usually difficult to the effect reaching " wipes clear " that advertising words is said.Recently, CN101724514A discloses a kind of greasy dirt detergent, its formula is reasonable, cleaning performance is good, and production cost is low, but the objectionable impurities of wherein adding " environmental hormone " polyoxyethylene nonylphenol ether tensio-active agent is difficult to degraded, and the internal secretion that interference is biological, be listed in material of embargoing.Soda acid clean-out system deoiling effect is good, but has certain damage to the skin of washes and operator, and inoperative to non-soap voltinism grease, and during flushing, the consumption of water is also larger.As CN1683485A discloses a kind of greasy dirt detergent being applicable to remove heavy grease, the inorganics raw material that main employing cost is low, in use procedure, operational requirement is not high, cleaning performance is also better, but the highly basic NaOH wherein added can cause certain injury to the skin of cleaning object and user, thus greatly limit it and use.If thoroughly oily matter can not be removed with high pressure water washing, the serious waste of water resources also can be caused.
Aqueous cleaning agent utilizes is furnished with the aqueous solution of tensio-active agent and multiple washing auxiliary detergent cleans greasy dirt; have with water generation oil, save the energy, do not endanger user's health, protection of the environment and cleaning low cost and other advantages; be clean-out system easy, the safest in current chemical cleaning method, replacing traditional organic cleaning solvent and soda acid clean-out system in the last few years.Nearest CN 1916143A discloses a kind of airstrip greasy dirt detergent and preparation method thereof.This clean-out system is to contain the mandarin oil of more than 80% limonene for main component, and form with kinds of surface promoting agent is composite, reclaim and wipe the steps such as examination in 10-20min, effectively can remove the organic greasy dirt in road surface through sprinkling, polish-brush, absorption, but this clean-out system contains 10-20 part potassium pyrophosphate, the scavenging solution of discharge can cause body eutrophication, needs badly and adopts without phosphorus clean-out system to substitute.How to provide that a kind of preparation technology is simple, scientific formulation, non-corrosiveness, biodegradable, be one of this field difficult problem urgently to be resolved hurrily to the low cost Green Water based cleaning agent that pavement of road heavy oil stain stupid stain cleaning performance is remarkable and harmless.
The present invention adopts, the safety little to skin irritation such as the sulfonate of AMONYL 380LC, fatty acid methyl ester ethoxylate, cheap and be easy to biological degradation, do not produce the green cleaning agent component of secondary pollution after using, prepared efficient cleaner meets the development trend of current international environment protection requirement and detergent industry.
Summary of the invention
The object of the invention is to the deficiency overcoming existing road road surface cleaning agent of grease stain, there is provided a kind of cleaning performance good, cheap, nontoxic and biological degradability good, do not corrode pavement of road and do not produce the formula of the green high-efficient water based detergent for oil dirty of secondary pollution, preparation technology and using method after using.
Technical solution of the present invention is: the water based detergent for oil dirty of proposition, in formula, the weight ratio of each composition consists of: anion surfactant 2-7%, nonionogenic tenside 2-8%, trolamine 1.5-3%, trisodium citrate 1-3%, surplus is water, anion surfactant is α-sodium olefin sulfonate (AOS), Sodium dodecylbenzene sulfonate (LAS), two or three of the sulfonate (FMES) of fatty acid methyl ester ethoxylate, nonionogenic tenside is fatty alcohol-polyoxyethylene ether (AEO-9), one or both of AMONYL 380LC (CAB).
Easy for composing a piece of writing, the abbreviation of above-mentioned bracket Chinese and English hereinafter will be used to represent described chemical substance.
Wherein, AOS, as anion surfactant, has excellent decontamination, wetting, emulsification, dispersion, foaming and anti-performance of hard water, can be degradable and disappear in 5-7 days in physical environment, does not pollute the environment; LAS is anion surfactant, and strong detergency, whipability and froth stability are good; AEO-9 is nonionogenic tenside, nontoxic, non-stimulated, has good emulsifying, dispersiveness, water-soluble, soil release performance; FMES is anion surfactant, low to the pungency of human body skin and eyes, has excellent whipability, and foam is fine and smooth, stable; CAB take Oleum Cocois as the neutral ion tensio-active agent that raw material is made, cheap, soluble in water, to ph stability, detersive power is good, can with various ionic, the composite generation synergism of nonionic surface active agent, and significantly can improve the mildness of formula, good with skin-friendliness, nontoxic, non-stimulated, biological degradation completely, is " green " nonionogenic tenside rapidly.Trolamine is washing auxiliary detergent, can improve oily dirt, particularly the removal of nonpolar sebum, and its alkalescence can improve detergency ability, and consistency is also fabulous, is highly effective chelating agent, also has germicidal action.Trisodium citrate plays chelating calcium, magnesium ion, and strengthen detersive power, the PH of the aqueous solution is about 8, and biological degradation is rapid.
Further preferably, in above-mentioned water based detergent for oil dirty formula, the weight ratio of each component is: CAB 2-6 %, AEO-9 0-2 %, FMES 1-3 %, AOS 1-3%, LAS 0-1 %, trolamine 1.5-3 %, trisodium citrate 1-3%, surplus is aqueous solvent.Above-mentioned formula and composition thereof determine on the basis of lot of experiments, has the road surface grease particularly ability removed of the rapid high-efficient cleaning of heavy oil stain.
Further preferred, in above-mentioned water based detergent for oil dirty formula, the Suitable weight ratio of each component is: CAB 2 %, FMES 3 %, AOS 1 %, trolamine 2 %, trisodium citrate 3%, surplus is water.
The water based detergent for oil dirty that the present invention proposes, the following method preparation of concrete employing.
(1) get out raw material according to the following formulation, comprising: CAB 2-6 %, AEO-9 0-2 %, FMES 1-3 %, AOS 1-3 %, LAS 0-1 %, trolamine 1.5-3 %, trisodium citrate 1-3%, surplus is water.
(2) be heated to 60 DEG C by 2/3 of the water in raw material, add surfactant A OS and AEO-9 under constantly stirring and first dissolve, CAB adds wherein with after remaining water dissolution again, finally adds FMES, LAS.
(3) after constant temperature 60 DEG C stirs 1h, start to cool to 40 DEG C, then add trolamine and trisodium citrate, continue to stir 2h, namely can be made into efficient road surface grease green high-efficient aqueous cleaning agent.
The outward appearance of the efficient road surface heavy oil stain aqueous cleaning agent prepared according to aforesaid method is transparent, the homogeneous solution of achromaticity and clarification.
Certainly, in actual applications, some essence pigments can be added in formula, make aqueous cleaning agent have fragrance and beautiful color and luster, be more easily esthetically acceptable to the consumers.Essence pigment preferably adds with trolamine and trisodium citrate in the step of preparation method (3).
Water based detergent for oil dirty provided by the invention, it is mainly suitable for the cleaning that target is road surface heavy oil stain, and takes into account the cleaning of the public situation ground such as canteen, restaurant, station, wall and edible oil processing and the industry greasy dirt such as sale.
Water based detergent for oil dirty provided by the invention, its using method is for be sprayed at road surface by this aqueous cleaning agent, and light oil dirt is directly cleaned; If heavy oil stain, allow it first soak emulsification about 1min, wipe examination totally, repeat above step several times.
Water based detergent for oil dirty provided by the invention, more existing similar clean-out system has the following advantages.
(1) clean effect is good.Significantly can remove various road surfaces grease according to water based detergent for oil dirty prepared by formula of the present invention and method, there is excellent decontamination, anti-hard water and corrosion inhibiting ability, be especially suitable for the cleaning of road surface heavy oil stain.
(2) development trend of clean-out system industry is met.Avoid in this cleaning agent formula with an organic solvent, highly basic and phosphorus containg substances, green material used such as CAB take Oleum Cocois as the zwitterionics that raw material is made, significantly can improve the mildness of formula, good with skin-friendliness, nontoxic, non-stimulated, biological degradation is complete rapidly.And other tensio-active agents and auxiliary agent biodegradability all comparatively good, solvent then adopts eco-friendly tap water, therefore this obtained efficient road surface heavy oil stain aqueous cleaning agent safety non-toxic, meet clean-out system industry progressively to the demand of environmental protection, efficient future development.
(3) preparation cost is low.The tensio-active agent that this cleaning agent formula adopts and auxiliary agent are cheap city's purchased items, and solvent is water, and raw materials cost is lower; And the preparation technology of this clean-out system is simple, be easy to produce, therefore preparation cost is low.
Embodiment
Below in conjunction with preferred embodiment, the invention will be further described, and following embodiment is illustrative, is not determinate, can not limit protection scope of the present invention with following embodiment.
Water based detergent for oil dirty composition, in formula, the part by weight of each composition consists of anion surfactant 2-7%, nonionogenic tenside 2-8%, trolamine 1.5-3%, trisodium citrate 1-3%, and surplus is tap water.In above-mentioned composition, preferably, anion surfactant can be two or three of AOS, LAS, FMES, and nonionogenic tenside is one or both of AEO-9, CAB.
It will be understood by those skilled in the art that above-mentioned for screening formulation, other has the anion surface activity of function of the same race and nonionogenic tenside also can realize above function.
The raw material of the embodiment of the present invention is marketable material, and table 1 is the mass percent of each component in each Example formulations.
The percent mass of each component in table 1 Example formulations
embodiment 1:a kind of water based detergent for oil dirty and preparation method thereof.
See table 1, the moiety of this clean-out system and weight percent are: CAB 6%, AEO-9 2%, FMES 1%, AOS 2.5%, LAS 1%, trolamine 1.5%, trisodium citrate 2%, water surplus.
A kind of preparation method of water based detergent for oil dirty comprises the steps.
A. prepare raw material by formula, raw material comprises: CAB 6%, AEO-9 2%, FMES 1%, AOS 2.5%, LAS 2%, trolamine 1.5%, trisodium citrate 2%, water surplus.
B. be heated to 60 DEG C by 2/3 of alleged for step (a) water gaging, under constantly stirring, add surfactant A OS and AEO-9 and first dissolve, CAB adds wherein with after remaining water dissolution again, finally adds FMES, LAS.
C. after constant temperature 60 DEG C stirs 1h, start to cool to 40 DEG C, then add trolamine and trisodium citrate, continue to stir 2h, namely can be made into efficient road surface heavy oil stain aqueous cleaning agent.
It is transparent, the homogeneous solution of achromaticity and clarification that the present embodiment 1 obtains sample.Without demixing phenomenon, without precipitation.With reference to the test method of " liquid kitchen greasy dirt detergent national standard ", test the detersive power of sample, its detersive power reaches 83.80%.
embodiment 2:a kind of water based detergent for oil dirty and preparation method thereof.
See table 1, the moiety of this clean-out system and weight percent are: CAB 4%, AEO-9 0.5%, FMES 2%, AOS 1.5%, LAS 0.5%, trolamine 3%, trisodium citrate 2.5%, water surplus.
The step of its preparation method is same as embodiment 1.
The present embodiment 2 obtains sample for showing slightly white clear settled solution, without demixing phenomenon, without precipitation.With reference to the test method of " liquid kitchen greasy dirt detergent national standard ", test the detersive power of sample, its detersive power reaches 83.9%.
embodiment 3:a kind of water based detergent for oil dirty and preparation method thereof.
See table 1, the moiety of this clean-out system and weight percent are: CAB 2%, FMES 3%, AOS 1%, trolamine 2%, trisodium citrate 3%, water surplus.
The step of its preparation method is same as embodiment 1.
The present embodiment 3 obtains sample for showing slightly milky settled solution, without demixing phenomenon, without precipitation.With reference to the test method of " liquid kitchen greasy dirt detergent national standard ", test the detersive power of sample, its detersive power reaches 99.6%.
The typical clean agent A of market sale and the sample of embodiment 3 are carried out physicochemical property contrast, see table 2.The physicochemical property correlation data of the typical clean agent A of environment-friendly type water based cleaning agent and market sale made by oneself by table 2
By contrast outward appearance, smell, stability, basicity, pH, corrodibility and detersive power, the application in practice of self-control embodiment 3 clean-out system is more preponderated.
Further the typical clean agent A of market sale and the sample of embodiment 3 are carried out the contrast experiment of detersive power in different extension rate situation.Dilution process is as follows: be poured into by the tap water of N times of volume respectively in the typical clean agent A of embodiment 3 sample that monoploid amasss and market sale, and stir, can obtain diluting (N+1) clean-out system doubly.After dilution, the typical clean agent A of market sale becomes White-opalescent solution from orange-yellow clear solution.With reference to the test method of " liquid kitchen greasy dirt detergent national standard ", the detersive power of solution after two dilutions is tested.The detersive power contrast of the typical clean agent A of embodiment 3 sample and market sale under different extension rate after dilution, see table 3, when extension rate is respectively 2 times, 5 times, 10 times and 20 times, the detersive power of the typical clean agent A of the market sale after dilution is respectively 94.8%, 93.7%, 87.2% and 76.1%, and the detersive power of the sample after embodiment 3 dilution is respectively 98.4%, 94.0%, 90.1% and 86.5%.
The soil removal efficiency correlation data of environment-friendly type water based cleaning agent and market sale typical clean agent A is made by oneself under the different diluting condition of table 3
Meanwhile, the typical clean agent A of the sample of embodiment 3 and market sale is compared by weighted factor method.First, determine to compare factor below: outward appearance, pH, soil removal efficiency, corrodibility, whipability and stability; Then, determine the weight of each factor, assuming that the flexible strategy value of most important factor " soil removal efficiency " is 10, with these flexible strategy for benchmark, determine other several relative importance numerical value (being less than 10) comparing factor, in table 4.
Table 4 factor weight table
Its detailed process compared is as follows.
The grade standard of each factor is represented with English vowel (A, E, I, O, U), the grade standard of each factor in table 5 provides as follows: 1) appearance ratings standard: homogeneous transparent is A level, even without precipitating or being layered as E level, there are a small amount of throw out or suspended substance to be I level, have throw out or be layered as O level.2) PH grade standard: PH (containing this number) between 8-11 is A level, and all the other are U level.3) soil removal efficiency grade standard: soil removal efficiency >=90% is A level, between 80-90%, (not containing this number) is E level, and between 70-80%, (containing this number) is I level, and between 60-70%, (not containing this number) is O level, and≤60% is U level.4) corrosive grade standard: (get 100ml clean-out system stoste and soak thick steel disc test piece 24h, clean and dry note loss amount, loss amount >=0.020g is then defective) is qualified is A level, and defective is U level.5) defoaming grade standard: (get 5ml clean-out system stoste with a test tube, sway 30s, the instant foam height after having shaken is that real-time foam is high, high for stopping rear foam after 10min), real-time foam is high≤5mm, stopping rear foam height 0mm is A level; Real-time foam height 5-15mm, stop rear foam high for 0mm be E level; Real-time foam high after 15-25mm stops foam height 5mm, be I level; It is 5mm is U level that real-time foam height 25mm stops rear foam.6) stability grade standard: (be placed in-5 ± 2 DEG C of refrigerator 24h and in 40 ± 2 DEG C of constant temperature 24h, take out and observe) homogeneous transparent is A level, evenly without precipitating or being layered as E level, has a small amount of throw out or suspended substance to be I level, has throw out or be layered as O level.(note: wherein the grade score value of A, E, I, O, U is respectively: A=4, E=3, I=2, O=1, U=0).Comparative result after calculating weighting divides is in table 5.
Table 5 clean-out system sample weighted factor compares
embodiment 4:a kind of water based detergent for oil dirty and preparation method thereof.
See table 1, the moiety of this clean-out system and weight percent are: CAB 3%, AEO-9 1%, FMES 1.5%, AOS 2%, LAS 0.25%, trolamine 2.25%, trisodium citrate 1%, tap water surplus.
The step of its preparation method is same as embodiment 1.
It is transparent settled solution that the present embodiment 4 obtains sample, without demixing phenomenon, without precipitation.With reference to the test method of " liquid kitchen greasy dirt detergent national standard ", test the detersive power of sample, its detersive power reaches 85.1%.
embodiment 5:a kind of water based detergent for oil dirty and preparation method thereof.
See table 1, the moiety of this clean-out system and weight percent are: CAB 5%, AEO-9 1.5%, FMES 2.5%, AOS 3%, LAS 0.75%, trolamine 2.5%, trisodium citrate 1.5%, tap water surplus.
The step of its preparation method is same as embodiment 1.
It is milky settled solution that the present embodiment 5 obtains sample, without demixing phenomenon, without precipitation.With reference to the test method of " liquid kitchen greasy dirt detergent national standard ", test the detersive power of sample, its detersive power reaches 89.9%.
embodiment 6:field evaluation.
Whether when clean-out system prepared by the present invention cleans road surface heavy oil stain at the scene, its using method is: prepare a plastics watering can, seal at the bottom of each preoperation inspection kettle, ensures to use in watering can is without leakage situation.Turn on liquid feeding lid, screw after pouring obtained clean-out system sample into watering can, before using, first fully shake watering can.Swivel nozzle adjustment tightness during use, vaporific or column can be produced and penetrate liquid, heavy oil stain aqueous cleaning agent is injected in grease surface, road surface, grease " can soften " quickly, dissolves and depart from road surface, and light oil dirt only need be wiped clean with rag, for heavy oil stain again, allow its wetting emulsification 1min, wipe clean with rag again, repeatedly several times, and adhered to without oil film or sticky thing by the road surface after removing.
A large amount of lab scales and test in place all show, this clean-out system is except oil temperature is low, speed is fast, the time is short, cost is low.
Must emphasize, above-described embodiment is only used to example of the present invention is clearly described, and is not the restriction completely to cleaning agent formula composition and embodiment.Those of ordinary skill in the field can also make other multi-form variation on the basis of the above description; here cannot also without the need to providing embodiment to all embodiments, but thus the apparent variation of amplifying out be still in protection scope of the present invention.
Claims (3)
1. a water based detergent for oil dirty, it is characterized in that in filling a prescription, the part by weight of each composition consists of: sulfonate 3 %, α of AMONYL 380LC 2 %, fatty acid methyl ester ethoxylate-sodium olefin sulfonate 1 %, trolamine 2 %, trisodium citrate 3 %, surplus is water.
2. the preparation method of water based detergent for oil dirty as claimed in claim 1, is characterized in that comprising the following steps:
(1) raw material is got out by formula described in claim 1;
(2) first get 2/3 of water in raw material and be heated to 60 DEG C, add anion surfactant α-sodium olefin sulfonate under continuous stirring first to dissolve, again by remaining water dissolution AMONYL 380LC, then both are mixed, finally add the sulfonate of fatty acid methyl ester ethoxylate;
(3) after constant temperature 60 DEG C stirs 1h, be cooled to 40 DEG C, then add trolamine and trisodium citrate, continue to stir 2h, namely can be made into water based detergent for oil dirty.
3. the method on water based detergent for oil dirty cleaning road surface as claimed in claim 1: described water based detergent for oil dirty is sprayed at road surface,
Light oil dirt is directly cleaned;
Heavy oil stain, wetting emulsification about 1min after spraying, wiped clean, repeats above step several times.
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