CN103602995B - Environmental protection type metal detergency agent - Google Patents
Environmental protection type metal detergency agent Download PDFInfo
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- CN103602995B CN103602995B CN201310508638.1A CN201310508638A CN103602995B CN 103602995 B CN103602995 B CN 103602995B CN 201310508638 A CN201310508638 A CN 201310508638A CN 103602995 B CN103602995 B CN 103602995B
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Abstract
The invention provides a kind of Environmental protection type metal detergency agent with corrosion proof function, it comprises: defoamer 0.3% ~ 5%, cats product 1% ~ 15%, anion surfactant 1% ~ 10%, nonionogenic tenside 3% ~ 15%, cleaning host 20% ~ 40%, inhibiter 2% ~ 5% and balance deionized water, described inhibiter is by chlorination 1-hydroxyethyl-3-hexadecyl imidazoles and O, O '-Diphenyl disulfide is formed for phosphoric acid-N, N-diethyl ammonium.Metal brightener provided by the invention provides a kind of low alkali, low bubble, environmental protection, namely has effect of deoiling very by force at a lower temperature, and the low-down efficient metal scavenger of corrodibility.
Description
Technical field
The present invention relates to clean-out system technical field, particularly relate to a kind of Environmental protection type metal detergency agent with corrosion proof function.
Background technology
When the maintenance and repair of machining and mechanical means, automobile etc., mostly adopt diesel oil, coal Water Oil Or Gas carrys out cleaning components as scavenging solution.This not only wastes energy, and there is potential unsafe factor, careless slightly, then may lead to fire.In recent years, a kind of novel metal cleaner is widely used gradually, and it diesel oil substitute, kerosene and gasoline can carry out cleaning components well, and low price, and use safety, is well suited for mechanized cleaning operation.It can wash for metal, and does not have rust staining.
At present, metal cleaner is on the market mostly containing harmful chemical components such as strong acid, highly basic, phosphoric acid salt and aluminium salt, and these chemical compositions not only can bring certain infringement to metallic surface, and can cause certain harm to environment, simultaneously due to complex process, cost is higher.
Summary of the invention
Object of the present invention is exactly for the problems referred to above, provides a kind of low alkali, low bubble, environmental protection, namely has effect of deoiling very by force at a lower temperature, and the low-down efficient metal stain remover of corrodibility.
The invention provides a kind of metal brightener, it comprises: defoamer 0.3% ~ 5%, cats product 1% ~ 15%, anion surfactant 1% ~ 10%, nonionogenic tenside 3% ~ 15%, cleaning host 20% ~ 40%, inhibiter 2% ~ 5% and balance deionized water.
Wherein, described cleaning host is made up of sodium phosphate and water glass, and the weight ratio between sodium phosphate and water glass is 2 ~ 4: 1.
Wherein, described cats product can be one or more mixing in Varisoft TA 100, Trimethyllaurylammonium chloride, methyl-sulfuric acid alkyl trimethyl ammonium, chlorination cocotrimonium ammonium and cetylpyridinium chloride.
Wherein, described anion surfactant can be alkyl carboxylate's (carboxylate salt) and poly-alkoxycarboxylates, alcohol b-oxide carboxylate salt, nonylphenol ethoxylate carboxylate salt, and analogue; Sulfonate, such as alkylsulfonate, alkylbenzene sulfonate, alkylaryl sulphonate, sulfonated fatty acid ester, and analogue; Vitriol, such as sulfated alcohols, sulfated alcohols b-oxide, sulfation alkylphenol, alkyl-sulphate, sulfosuccinate, sulfated alkyl ether, and analogue; And phosphoric acid ester, such as alkyl phosphate, and analogue.The anion surfactant exemplified comprises sodium alkylarysulfonate, alpha-alefinically sulfonate and aliphatic alcohol sulfate.
Wherein, described nonionogenic tenside can be such as chloro-, benzyl-, methyl-, ethyl-, the polyglycol ether of propyl-butyl-and other similar alkyl-blocked fatty alcohol; Not containing the nonionogenic tenside of polyalkylene oxides, such as alkyl poly glucoside; Anhydro sorbitol and sucrose ester, and b-oxide; Amine oxide, such as alkoxide quadrol; Alcohol alkoxide, such as alcohol ethoxy propoxide, alcohol propoxide, alcohol third oxygen ethoxy propoxide, alcohol ethoxy fourth oxide compound, and analogue; Nonylphenol ethoxylate, polyoxyethylene glycol ether and analogue; Carboxylicesters, such as glyceryl ester, polyoxyethylene ester, the ethoxyquin of lipid acid and binary alcohol esters, and analogue; Carboxylic acid amide, such as diethanolamine condensates, monoalkanolamine condensates, polyoxyethylene fatty amide, and analogue; And polyalkylene oxide block copolymer, comprising ethylene oxide/propylene oxide segmented copolymer, such as, with trade(brand)name
those (BASF-Wyandotte) of being purchased, and analogue; The non-ionic compound similar with other.Also organic silicon surfactant can be used, such as
Described inhibiter is by chlorination 1-hydroxyethyl-3-hexadecyl imidazoles and O, O '-Diphenyl disulfide forms for phosphoric acid-N, N-diethyl ammonium.
Described O, O '-Diphenyl disulfide is for phosphoric acid-N, N-diethyl ammonium as shown in Equation 1.
Described chlorination 1-hydroxyethyl-3-hexadecyl imidazoles and O, O '-Diphenyl disulfide is 1: 1 ~ 1: 2 for the mass ratio of phosphoric acid-N, N-diethyl ammonium.
The preparation method of described chlorination 1-hydroxyethyl-3-hexadecyl imidazoles is specially:
The first step, the preparation of 1-hexadecyl imidazoles, imidazoles and bromohexadecane are mixed than 2: 1 according to amount of substance in the ethyl acetate of 35mL, magnetic agitation mixes for 10 minutes, capacity of being poured into by mixture is in the polytetrafluoroethyllining lining of 60mL, polytetrafluoroethyllining lining is encapsulated in stainless steel cauldron, and puts into digital baking oven, after room temperature is heated to 120 DEG C of isothermal reaction 16h, naturally cools to room temperature.Then filtered by mixture and take out filtrate, do not participate in the imidazoles of reaction for several times, steamed by solvent ethyl acetate with Rotary Evaporators with distilled water wash with removing, the drying 12 in 70 DEG C of vacuum drying ovens of products therefrom 1-hexadecyl imidazoles is little of constant weight.Obtain weak yellow liquid, weigh product;
Second step, the 1-hexadecyl imidazoles of 2.9g and the ethylene chlorhydrin of 1ml are mixed in the ethyl acetate of 35ml, magnetic agitation mixes for 10 minutes, wherein, reactant ethylene chlorhydrin is excessive, 1-hexadecyl imidazoles is fully reacted, and capacity of being poured into by mixture is in the polytetrafluoroethyllining lining of 60mL, polytetrafluoroethyllining lining is encapsulated in stainless steel cauldron, and put into digital baking oven, be heated to 120 DEG C from room temperature, isothermal reaction 6h, naturally cools to room temperature.Solvent and excessive reactant ethylene chlorhydrin are steamed with Rotary Evaporators, products therefrom drying 12 in 70 DEG C of vacuum drying ovens is little of constant weight, and the chlorination 1-hydroxyethyl-3-hexadecyl imidazoles obtained is white solid.
Described O, O '-Diphenyl disulfide is specially for the preparation method of phosphoric acid-N, N-diethyl ammonium:
By 22.2g thiophosphoric anhydride (0.1mol), 37.6g phenol (0.4mol) joins in 250mL there-necked flask, adds 70mL toluene and makes solvent; Gradually temperature is elevated to about 100 DEG C reaction 45min while stirring; Heat up until backflow again, backflow 3h, in reaction process, solid fades away; Solution is slightly cold, and add a small amount of gac boiling decoloring, filtered while hot, filtrate is cooled to room temperature; Be transferred in beaker by gained filtrate, water-bath cooling also under agitation dropwise drips 22mL diethylamine (0.2mol), and reaction system releases a large amount of heat, liquid color gradually becomes orange, use glass stick rapid stirring, have precipitation to produce, standing at room temperature places a night; Filtration under diminished pressure, by toluene wash to white, product is white needle-like crystals; Re crystallization from toluene, filtration under diminished pressure, vacuum-drying, obtains white crystal, to obtain final product.
Wherein, described defoamer is selected from one or more in octanol, mineral oil, tributyl phosphate.
Beneficial effect of the present invention:
Metal brightener provided by the invention has the advantage of low alkali, low bubble, environmental protection, namely have effect of deoiling very by force at a lower temperature, and corrodibility is very low.
Embodiment
The invention provides a kind of metal brightener, it comprises: defoamer 0.3% ~ 5%, cats product 1% ~ 15%, anion surfactant 1% ~ 10%, nonionogenic tenside 3% ~ 15%, cleaning host 20% ~ 40%, inhibiter 2% ~ 5% and balance deionized water.
Described cleaning host is made up of sodium phosphate and water glass, and the weight ratio between sodium phosphate and water glass is 2 ~ 4: 1.
Described cats product can be one or more mixing in Varisoft TA 100, Trimethyllaurylammonium chloride, methyl-sulfuric acid alkyl trimethyl ammonium, chlorination cocotrimonium ammonium and cetylpyridinium chloride.
Described anion surfactant can be alkyl carboxylate's (carboxylate salt) and poly-alkoxycarboxylates, alcohol b-oxide carboxylate salt, nonylphenol ethoxylate carboxylate salt, and analogue; Sulfonate, such as alkylsulfonate, alkylbenzene sulfonate, alkylaryl sulphonate, sulfonated fatty acid ester, and analogue; Vitriol, such as sulfated alcohols, sulfated alcohols b-oxide, sulfation alkylphenol, alkyl-sulphate, sulfosuccinate, sulfated alkyl ether, and analogue; And phosphoric acid ester, such as alkyl phosphate, and analogue.The anion surfactant exemplified comprises sodium alkylarysulfonate, alpha-alefinically sulfonate and aliphatic alcohol sulfate.
Described nonionogenic tenside can be such as chloro-, benzyl-, methyl-, ethyl-, the polyglycol ether of propyl-butyl-and other similar alkyl-blocked fatty alcohol; Not containing the nonionogenic tenside of polyalkylene oxides, such as alkyl poly glucoside; Anhydro sorbitol and sucrose ester, and b-oxide; Amine oxide, such as alkoxide quadrol; Alcohol alkoxide, such as alcohol ethoxy propoxide, alcohol propoxide, alcohol third oxygen ethoxy propoxide, alcohol ethoxy fourth oxide compound, and analogue; Nonylphenol ethoxylate, polyoxyethylene glycol ether and analogue; Carboxylicesters, such as glyceryl ester, polyoxyethylene ester, the ethoxyquin of lipid acid and binary alcohol esters, and analogue; Carboxylic acid amide, such as diethanolamine condensates, monoalkanolamine condensates, polyoxyethylene fatty amide, and analogue; And polyalkylene oxide block copolymer, comprising ethylene oxide/propylene oxide segmented copolymer, such as, with trade(brand)name
those (BASF-Wyandotte) of being purchased, and analogue; The non-ionic compound similar with other.Also organic silicon surfactant can be used, such as
Described inhibiter is by chlorination 1-hydroxyethyl-3-hexadecyl imidazoles and O, O '-Diphenyl disulfide forms for phosphoric acid-N, N-diethyl ammonium.
Described O, O '-Diphenyl disulfide is for phosphoric acid-N, N-diethyl ammonium as shown in Equation 1.
Described chlorination 1-hydroxyethyl-3-hexadecyl imidazoles and O, O '-Diphenyl disulfide is 1: 1 ~ 1: 2 for the mass ratio of phosphoric acid-N, N-diethyl ammonium.
The preparation method of described chlorination 1-hydroxyethyl-3-hexadecyl imidazoles is specially:
The first step, the preparation of 1-hexadecyl imidazoles, imidazoles and bromohexadecane are mixed than 2: 1 according to amount of substance in the ethyl acetate of 35mL, magnetic agitation mixes for 10 minutes, capacity of being poured into by mixture is in the polytetrafluoroethyllining lining of 60mL, polytetrafluoroethyllining lining is encapsulated in stainless steel cauldron, and puts into digital baking oven, after room temperature is heated to 120 DEG C of isothermal reaction 16h, naturally cools to room temperature.Then filtered by mixture and take out filtrate, do not participate in the imidazoles of reaction for several times, steamed by solvent ethyl acetate with Rotary Evaporators with distilled water wash with removing, the drying 12 in 70 DEG C of vacuum drying ovens of products therefrom 1-hexadecyl imidazoles is little of constant weight.Obtain weak yellow liquid, weigh product;
Second step, the 1-hexadecyl imidazoles of 2.9g and the ethylene chlorhydrin of 1ml are mixed in the ethyl acetate of 35ml, magnetic agitation mixes for 10 minutes, wherein, reactant ethylene chlorhydrin is excessive, 1-hexadecyl imidazoles is fully reacted, and capacity of being poured into by mixture is in the polytetrafluoroethyllining lining of 60mL, polytetrafluoroethyllining lining is encapsulated in stainless steel cauldron, and put into digital baking oven, be heated to 120 DEG C from room temperature, isothermal reaction 6h, naturally cools to room temperature.Solvent and excessive reactant ethylene chlorhydrin are steamed with Rotary Evaporators, products therefrom drying 12 in 70 DEG C of vacuum drying ovens is little of constant weight, and the chlorination 1-hydroxyethyl-3-hexadecyl imidazoles obtained is white solid.
Described O, O '-Diphenyl disulfide is specially for the preparation method of phosphoric acid-N, N-diethyl ammonium:
By 22.2g thiophosphoric anhydride (0.1mol), 37.6g phenol (0.4mol) joins in 250mL there-necked flask, adds 70mL toluene and makes solvent; Gradually temperature is elevated to about 100 DEG C reaction 45min while stirring; Heat up until backflow again, backflow 3h, in reaction process, solid fades away; Solution is slightly cold, and add a small amount of gac boiling decoloring, filtered while hot, filtrate is cooled to room temperature; Be transferred in beaker by gained filtrate, water-bath cooling also under agitation dropwise drips 22mL diethylamine (0.2mol), and reaction system releases a large amount of heat, liquid color gradually becomes orange, use glass stick rapid stirring, have precipitation to produce, standing at room temperature places a night; Filtration under diminished pressure, by toluene wash to white, product is white needle-like crystals; Re crystallization from toluene, filtration under diminished pressure, vacuum-drying, obtains white crystal, obtains sterling.
Described defoamer be selected from octanol, mineral oil, tributyl phosphate one or more.
Present invention also offers the preparation method of above-mentioned metal brightener, add defoamer, cats product, anion surfactant, nonionogenic tenside, cleaning host and inhibiter in deionized water in proportion, stir about 30 minutes, to obtain final product.
Below adopt embodiment to describe embodiments of the present invention in detail, to the present invention, how utilisation technology means solve technical problem whereby, and the implementation procedure reaching technique effect can fully understand and implement according to this.
The preparation of embodiment 1 chlorination 1-hydroxyethyl-3-hexadecyl imidazoles
Mixed in the ethyl acetate of 35mL by the bromohexadecane (amount of substance ratio is 2: 1) of imidazoles and 3.8mL, magnetic agitation mixes for 10 minutes.Capacity of being poured into by mixture is in the polytetrafluoroethyllining lining of 60mL, polytetrafluoroethyllining lining is encapsulated in stainless steel cauldron, and puts into digital baking oven, after room temperature is heated to 120 DEG C of isothermal reaction 16h, naturally cool to room temperature.Then filtered by mixture and take out filtrate, do not participate in the imidazoles of reaction for several times, steamed by solvent ethyl acetate with Rotary Evaporators with distilled water wash with removing, the drying 12 in 70 DEG C of vacuum drying ovens of products therefrom 1-hexadecyl imidazoles is little of constant weight.Obtain weak yellow liquid, weigh product, the ethylene chlorhydrin (amount of substance ratio is 1: 1.2) of the 1-hexadecyl imidazoles of 2.9g and 1ml is mixed in the ethyl acetate of 35ml, magnetic agitation mixes for 10 minutes, wherein, reactant ethylene chlorhydrin is excessive, 1-hexadecyl imidazoles is fully reacted, capacity of being poured into by mixture is in the polytetrafluoroethyllining lining of 60mL, polytetrafluoroethyllining lining is encapsulated in stainless steel cauldron, and puts into digital baking oven, be heated to 120 DEG C from room temperature, isothermal reaction 6h, naturally cools to room temperature.Solvent and excessive reactant ethylene chlorhydrin are steamed with Rotary Evaporators, products therefrom drying 12 in 70 DEG C of vacuum drying ovens is little of constant weight, and the chlorination 1-hydroxyethyl-3-hexadecyl imidazoles obtained is white solid.
Embodiment 2O, O '-Diphenyl disulfide is for the preparation of phosphoric acid-N, N-diethyl ammonium
By 22.2g thiophosphoric anhydride (0.1mol), 37.6g phenol (0.4mol) joins in 250mL there-necked flask, adds 70mL toluene and makes solvent; Gradually temperature is elevated to about 100 DEG C reaction 45min while stirring; Heat up until backflow again, backflow 3h, in reaction process, solid fades away; Solution is slightly cold, and add a small amount of gac boiling decoloring, filtered while hot, filtrate is cooled to room temperature; Be transferred in beaker by gained filtrate, water-bath cooling also under agitation dropwise drips 22mL diethylamine (0.2mol), and reaction system releases a large amount of heat, liquid color gradually becomes orange, use glass stick rapid stirring, have precipitation to produce, standing at room temperature places a night; Filtration under diminished pressure, by toluene wash to white, product is white needle-like crystals; Re crystallization from toluene, filtration under diminished pressure, vacuum-drying, obtains white crystal, obtains sterling.
Embodiment 3: metal brightener 1
Using defoamer tributyl phosphate 2g, cats product Varisoft TA 100 8g, anion surfactant toluenesulfonic acid sodium 6g, be called as nonionogenic tenside commodity
silicon surfactant 12g, sodium phosphate 20g and water glass 10g, embodiment 1 prepare chlorination 1-hydroxyethyl-3-hexadecyl imidazoles 2g, O prepared by embodiment 2, O '-Diphenyl disulfide dissolves in deionized water for phosphoric acid-N, N-diethyl ammonium 2g, stir about 30 minutes, to obtain final product.
Comparative example 1 metal brightener 1
Using defoamer tributyl phosphate 2g, cats product Varisoft TA 100 8g, anion surfactant toluenesulfonic acid sodium 6g, be called as nonionogenic tenside commodity
silicon surfactant 12g, sodium phosphate 20g and water glass 10g, embodiment 1 prepare chlorination 1-hydroxyethyl-3-hexadecyl imidazoles 4g dissolve in deionized water, stir about 30 minutes, to obtain final product.
Comparative example 2 metal brightener 2
Using defoamer tributyl phosphate 2g, cats product Varisoft TA 100 8g, anion surfactant toluenesulfonic acid sodium 6g, be called as nonionogenic tenside commodity
silicon surfactant 12g, sodium phosphate 20g and water glass 10g, embodiment 2 prepare O ', O '-Diphenyl disulfide for phosphoric acid-N, N-diethyl ammonium 4g dissolve in deionized water, stir about 30 minutes, to obtain final product.
Comparative example 3 metal brightener 3
Using defoamer tributyl phosphate 2g, cats product Varisoft TA 100 8g, anion surfactant toluenesulfonic acid sodium 6g, be called as nonionogenic tenside commodity
silicon surfactant 12g, sodium phosphate 20g and water glass 10g dissolve in deionized water, stir about 30 minutes, to obtain final product.
The metal brightener that embodiment 3 and comparative example 1-3 obtain is carried out the cleaning of metallic aluminium clean surface greasy dirt, the results are shown in Table 1.
Cleaning rate: the greasy dirt weight/greasy dirt original weight of cleaning rate=wash;
Non-corrosibility: rating scale: 0 grade of surface is rustless, without considerable change.
1 grade of surface is rustless, light discolouration or loss of gloss.
Gently become rusty or uneven variable color in 2 grades of surfaces.
3 grades of surperficial big area corrosions.
Stability: after mixed composition places 4 hours, observes its delamination, and stabilize to not stratified not muddy, shakiness is decided to be layering or muddiness.
Table 1
| Group | Non-corrosibility | Cleaning rate | Stability |
| Embodiment 3 | 0 grade | 95.3 | Stable |
| Comparative example 1 | 2 grades | 92.7 | Stable |
| Comparative example 2 | 2 grades | 90.7 | Stable |
| Comparative example 3 | 3 grades | 89.9 | Stable |
All above-mentioned this intellecture properties of primary enforcement, not setting restriction this product innovation of other forms of enforcement and/or novel method.Those skilled in the art will utilize this important information, and foregoing is revised, to realize similar implementation status.But all modifications or transformation belong to the right of reservation based on product innovation of the present invention.
The above is only preferred embodiment of the present invention, and be not restriction the present invention being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equivalent variations.But everyly do not depart from technical solution of the present invention content, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (7)
1. a metal brightener, it is characterized in that: be made up of defoamer 0.3% ~ 5% mass percent, cats product 1% ~ 15% mass percent, anion surfactant 1% ~ 10% mass percent, nonionogenic tenside 3% ~ 15% mass percent, cleaning host 20% ~ 40% mass percent, inhibiter 2% ~ 5% mass percent and balance deionized water, described inhibiter is by chlorination 1-hydroxyethyl-3-hexadecyl imidazoles and O, O '-Diphenyl disulfide is formed for phosphoric acid-N, N-diethyl ammonium;
Described cleaning host is made up of sodium phosphate and water glass, and the weight ratio between sodium phosphate and water glass is 2 ~ 4:1;
Described chlorination 1-hydroxyethyl-3-hexadecyl imidazoles and O, O '-Diphenyl disulfide is 1:1 ~ 1:2 for the mass ratio of phosphoric acid-N, N-diethyl ammonium.
2. metal brightener as claimed in claim 1, is characterized in that: described cats product is one or more mixing in Varisoft TA 100, Trimethyllaurylammonium chloride, methyl-sulfuric acid alkyl trimethyl ammonium, chlorination cocotrimonium ammonium and cetylpyridinium chloride.
3. metal brightener as claimed in claim 1 or 2, is characterized in that: described anion surfactant is alkyl carboxylate, poly-alkoxycarboxylates, alcohol b-oxide carboxylate salt, nonylphenol ethoxylate carboxylate salt, sulfonate, vitriol or phosphoric acid ester.
4. metal brightener as claimed in claim 1 or 2, it is characterized in that: described nonionogenic tenside be chloro-, benzyl-, methyl-, ethyl-, the polyglycol ether of the fatty alcohol of propyl-butyl-end-blocking, anhydro sorbitol, amine oxide, alcohol alkoxide, nonylphenol ethoxylate, polyoxyethylene glycol ether, carboxylicesters or carboxylic acid amide.
5. metal brightener as claimed in claim 1, is characterized in that: the preparation method of described chlorination 1-hydroxyethyl-3-hexadecyl imidazoles is specially,
The first step, the preparation of 1-hexadecyl imidazoles, imidazoles and bromohexadecane are mixed than 2:1 according to amount of substance in the ethyl acetate of 35mL, magnetic agitation mixes for 10 minutes, capacity of being poured into by mixture is in the polytetrafluoroethyllining lining of 60mL, polytetrafluoroethyllining lining is encapsulated in stainless steel cauldron, and put into digital baking oven, room temperature is naturally cooled to after room temperature is heated to 120 DEG C of isothermal reaction 16h, then mixture is filtered and take out filtrate, do not participate in the imidazoles of reaction for several times with removing with distilled water wash, with Rotary Evaporators, solvent ethyl acetate is steamed, the drying 12 in 70 DEG C of vacuum drying ovens of products therefrom 1-hexadecyl imidazoles is little of constant weight, obtain weak yellow liquid, weigh product,
Second step, 1-hexadecyl imidazoles and ethylene chlorhydrin are mixed than for 1:l.2 according to amount of substance in the ethyl acetate of 35ml, magnetic agitation mixes for 10 minutes, wherein, reactant ethylene chlorhydrin is excessive, 1-hexadecyl imidazoles is fully reacted, capacity of being poured into by mixture is in the polytetrafluoroethyllining lining of 60mL, polytetrafluoroethyllining lining is encapsulated in stainless steel cauldron, and put into digital baking oven, 120 DEG C are heated to from room temperature, isothermal reaction 6h, naturally cool to room temperature, with Rotary Evaporators, solvent and excessive reactant ethylene chlorhydrin are steamed, products therefrom drying 12 in 70 DEG C of vacuum drying ovens is little of constant weight, the chlorination 1-hydroxyethyl-3-hexadecyl imidazoles obtained is white solid.
6. metal brightener as claimed in claim 1, it is characterized in that: described O, O '-Diphenyl disulfide is specially 22.2g thiophosphoric anhydride for the preparation method of phosphoric acid-N, N-diethyl ammonium, 37.6g phenol joins in 250mL there-necked flask, adds 70mL toluene and makes solvent; Gradually temperature is elevated to 100 DEG C of reaction 45min while stirring; Heat up until backflow again, backflow 3h, in reaction process, solid fades away; Solution is slightly cold, and add a small amount of gac boiling decoloring, filtered while hot, filtrate is cooled to room temperature; Be transferred in beaker by gained filtrate, water-bath cooling also under agitation dropwise drips 22mL diethylamine, and reaction system releases a large amount of heat, and liquid color gradually becomes orange, uses glass stick rapid stirring, and have precipitation to produce, standing at room temperature places a night; Filtration under diminished pressure, by toluene wash to white, product is white needle-like crystals; Re crystallization from toluene, filtration under diminished pressure, vacuum-drying, obtains white crystal, obtains sterling.
7. metal brightener as claimed in claim 1 or 2, is characterized in that: described defoamer be selected from octanol, mineral oil, tributyl phosphate one or more.
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Inventor after: Lu Yanyan Inventor after: Zhang Liyan Inventor before: Sun Xia |
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Effective date of registration: 20161207 Address after: 518127 Shenzhen, Baoan District, Songgang Street Yan Chuan community road, Sheng Sheng, No. 54 Patentee after: Shenzhen Dacheng cleaning agent Co., Ltd. Address before: 266071 Shandong city of Qingdao province Hongkong City Road No. 32 Minmetals building room 801-A Patentee before: Qingdao Huaren Technology Incubator Co., Ltd. |
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Effective date of registration: 20190613 Address after: 516265 Mecot Science and Technology Industrial Park, Weilong Management Zone, Liangjing Town, Huiyang District, Huizhou City, Guangdong Province Patentee after: Huizhou Dacheng Microelectronic Materials Co., Ltd. Address before: 518127 No. 54 Huansheng Avenue, Yanchuan Community, Songgang Street, Baoan District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Dacheng cleaning agent Co., Ltd. |