CN103774165A - High-efficiency water-based die-casting aluminum alloy degreasing agent - Google Patents
High-efficiency water-based die-casting aluminum alloy degreasing agent Download PDFInfo
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- CN103774165A CN103774165A CN201410057487.7A CN201410057487A CN103774165A CN 103774165 A CN103774165 A CN 103774165A CN 201410057487 A CN201410057487 A CN 201410057487A CN 103774165 A CN103774165 A CN 103774165A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 229910000838 Al alloy Inorganic materials 0.000 title abstract description 16
- 238000004512 die casting Methods 0.000 title abstract description 6
- 239000013527 degreasing agent Substances 0.000 title abstract description 4
- 238000005237 degreasing agent Methods 0.000 title abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 35
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 35
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 31
- 239000000956 alloy Substances 0.000 claims abstract description 31
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 30
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 15
- 235000019387 fatty acid methyl ester Nutrition 0.000 claims abstract description 13
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 13
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 claims abstract description 11
- 239000000843 powder Substances 0.000 claims abstract description 8
- CRQQGFGUEAVUIL-UHFFFAOYSA-N chlorothalonil Chemical compound ClC1=C(Cl)C(C#N)=C(Cl)C(C#N)=C1Cl CRQQGFGUEAVUIL-UHFFFAOYSA-N 0.000 claims abstract description 7
- 235000014113 dietary fatty acids Nutrition 0.000 claims abstract description 6
- 239000000194 fatty acid Substances 0.000 claims abstract description 6
- 229930195729 fatty acid Natural products 0.000 claims abstract description 6
- 150000004665 fatty acids Chemical class 0.000 claims abstract description 6
- 239000004411 aluminium Substances 0.000 claims description 33
- 239000002585 base Substances 0.000 claims description 16
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 15
- 235000019353 potassium silicate Nutrition 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 11
- 239000003513 alkali Substances 0.000 claims description 10
- 239000012466 permeate Substances 0.000 claims description 8
- CMGDVUCDZOBDNL-UHFFFAOYSA-N 4-methyl-2h-benzotriazole Chemical group CC1=CC=CC2=NNN=C12 CMGDVUCDZOBDNL-UHFFFAOYSA-N 0.000 claims description 5
- 244000060011 Cocos nucifera Species 0.000 claims description 5
- 235000013162 Cocos nucifera Nutrition 0.000 claims description 5
- 239000008367 deionised water Substances 0.000 claims description 5
- 229910021641 deionized water Inorganic materials 0.000 claims description 5
- 238000005260 corrosion Methods 0.000 abstract description 20
- 230000007797 corrosion Effects 0.000 abstract description 19
- 239000001488 sodium phosphate Substances 0.000 abstract description 3
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 2
- 238000009776 industrial production Methods 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract 4
- 239000003242 anti bacterial agent Substances 0.000 abstract 2
- 239000003112 inhibitor Substances 0.000 abstract 2
- XUJLWPFSUCHPQL-UHFFFAOYSA-N 11-methyldodecan-1-ol Chemical compound CC(C)CCCCCCCCCCO XUJLWPFSUCHPQL-UHFFFAOYSA-N 0.000 abstract 1
- 239000004115 Sodium Silicate Substances 0.000 abstract 1
- 150000001408 amides Chemical class 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 229910052911 sodium silicate Inorganic materials 0.000 abstract 1
- 229910000406 trisodium phosphate Inorganic materials 0.000 abstract 1
- 235000019801 trisodium phosphate Nutrition 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 22
- 238000005238 degreasing Methods 0.000 description 16
- 238000000034 method Methods 0.000 description 16
- 239000013543 active substance Substances 0.000 description 9
- 230000007613 environmental effect Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 238000004140 cleaning Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 238000001291 vacuum drying Methods 0.000 description 8
- 239000004519 grease Substances 0.000 description 7
- -1 C12 alkene Chemical class 0.000 description 5
- 238000009736 wetting Methods 0.000 description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000003912 environmental pollution Methods 0.000 description 4
- 235000013305 food Nutrition 0.000 description 4
- 238000001764 infiltration Methods 0.000 description 4
- 230000008595 infiltration Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- RNMDNPCBIKJCQP-UHFFFAOYSA-N 5-nonyl-7-oxabicyclo[4.1.0]hepta-1,3,5-trien-2-ol Chemical compound C(CCCCCCCC)C1=C2C(=C(C=C1)O)O2 RNMDNPCBIKJCQP-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 239000003995 emulsifying agent Substances 0.000 description 2
- 230000001804 emulsifying effect Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 239000008233 hard water Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 235000011008 sodium phosphates Nutrition 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- 238000010301 surface-oxidation reaction Methods 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- JKTAIYGNOFSMCE-UHFFFAOYSA-N 2,3-di(nonyl)phenol Chemical compound CCCCCCCCCC1=CC=CC(O)=C1CCCCCCCCC JKTAIYGNOFSMCE-UHFFFAOYSA-N 0.000 description 1
- CYEJMVLDXAUOPN-UHFFFAOYSA-N 2-dodecylphenol Chemical compound CCCCCCCCCCCCC1=CC=CC=C1O CYEJMVLDXAUOPN-UHFFFAOYSA-N 0.000 description 1
- LRUDIIUSNGCQKF-UHFFFAOYSA-N 5-methyl-1H-benzotriazole Chemical compound C1=C(C)C=CC2=NNN=C21 LRUDIIUSNGCQKF-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- 240000008415 Lactuca sativa Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 230000001046 anti-mould Effects 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 150000003857 carboxamides Chemical class 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 150000002191 fatty alcohols Chemical class 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000003054 hormonal effect Effects 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 235000008446 instant noodles Nutrition 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000000643 oven drying Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920001083 polybutene Polymers 0.000 description 1
- 229940051841 polyoxyethylene ether Drugs 0.000 description 1
- 229920000056 polyoxyethylene ether Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 235000012045 salad Nutrition 0.000 description 1
- 239000002453 shampoo Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910000162 sodium phosphate Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 231100001234 toxic pollutant Toxicity 0.000 description 1
- 229940125725 tranquilizer Drugs 0.000 description 1
- 239000003204 tranquilizing agent Substances 0.000 description 1
- 230000002936 tranquilizing effect Effects 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Landscapes
- Detergent Compositions (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention discloses a high-efficiency water-based die-casting aluminum alloy degreasing agent which comprises the following components in parts by weight: 4-6 parts of sodium carbonate, 2-4 parts of trisodium phosphate, 0.8-1 part of sodium silicate, 2-3.5 parts of fatty acid methyl ester ethoxylate, 6 parts of an iso-tridecanol ethoxylated compound, 5 parts of coco fatty acid diethanol amide, 2.5 parts of a corrosion inhibitor, 6.5 parts of a penetrating agent and 0.3-1 part of an antibacterial agent, wherein the penetrating agent is one of alkali-proof penetrating agents OEP-70 or alkali-proof penetrating agents AEP, the corrosion inhibitors are TTA (Tdlyltriazole), the antibacterial agents are tetrachloroisophthalonitrile powder, and the components are all at industrial-grade quality. By adopting the mode, the high-efficiency water-based aluminum die-casting alloy degreasing agent disclosed by the invention can achieve the oil removal rate of 100% on the surface of a cast aluminum alloy and meet the requirement that the corrosion rate on an aluminum product in industrial production is less than or equal to 0.2 g/(m<2>.h) and has certain antibacterial property.
Description
Technical field
The present invention relates to clean-out system field, particularly relate to a kind of high-efficiency water-base aluminium diecast alloy grease-removing agent.
Background technology
The series of advantages such as aluminium alloy has that density is little, specific tenacity is high, solidity to corrosion and good moldability, cost are low, has a wide range of applications in industries such as aerospace, electronics, automobile, building, bridge, nuclear industry and weapon industries.Adopt the aluminum alloy spare part that die-casting technique can high-speed production precision be high, complex-shaped and quality is light.Therefore, the product of aluminium die casting in recent years output constantly increases.Aluminium diecast alloy cleaning by degreasing technique has become indispensable quality control operation in the technical process of aluminium die casting product industry, and its treatment effect directly affects treatment effect and the quality product of subsequent technique, so require aluminium surface must process very totally.If metallic aluminium surface treatment is unclean in cleaning by degreasing technique, can directly cause the quality problems such as the undesirable and oxide film poor adhesive force of electrolytic graining structure, finally directly have influence on quality product, bring certain loss to enterprise.
About the cleaning by degreasing of aluminium and aluminium alloy, be the oil removing process of continuing to use iron and steel in early days.This technique tank liquor cost is high, is difficult for cleaning.Since the 80's of 20th century, people adopt at room temperature degreasing of acid degreasing agent.In this technique tank liquor, contain nitric acid, hydrofluoric acid, fluorochemical and chromic salt, produce in process of production the toxic pollutants such as a large amount of oxynitride, hydrogen fluoride, chromic salt, workers ' health and social Sustainable development are caused to serious impact.Along with the development of modern aluminium diecast alloy defatting technology, the future development of, environmental protection simple, safe and reliable towards efficient, less energy-consumption, technique to the requirement of grease-removing agent both at home and abroad.Therefore, exploitation have with water for oil, save the energy, safe and reliable, reduce pollute, water base grease-removing agent and degreasing process simple to operate and that the feature such as reduce costs become current study hotspot.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of high-efficiency water-base aluminium diecast alloy grease-removing agent, by adopting fatty acid methyl ester ethoxylate and isomery 13 carbon alcohol ethoxylates to replace OP-10, OP-25, TX-10 as tensio-active agent, can reduce environmental pollution, can, by the mode of wetting, infiltration, rolling off, dispersion and solubilising, the grease on aluminium diecast alloy surface be removed by the arrange in pairs or groups clean-out system of tensio-active agent and additive composition of alkali lye.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of high-efficiency water-base aluminium diecast alloy grease-removing agent is provided, comprises: sodium carbonate 4-6 part, tertiary sodium phosphate 2-4 part, water glass 0.8-1 part, fatty acid methyl ester ethoxylate are that 2-3.5 part, isomery 13 carbon alcohol ethoxylates are that 6 parts, cocoanut fatty acid diethanolamide are the deionized water of 5 parts, 2.5 parts of inhibiter, 6.5 parts of permeate agents, antiseptic-germicide 0.3-1 part and surplus.
In a preferred embodiment of the present invention, described permeate agent is any in alkali-resistant penetrant OEP-70 or alkali-resistant penetrant AEP.
In a preferred embodiment of the present invention, described inhibiter is tolyltriazole TTA.
In a preferred embodiment of the present invention, described antiseptic-germicide is termil powder.
The invention has the beneficial effects as follows: high-efficiency water-base aluminium diecast alloy grease-removing agent of the present invention is by adopting fatty acid methyl ester ethoxylate and isomery 13 carbon alcohol ethoxylates to replace OP-10, OP-25, TX-10 can reduce environmental pollution as tensio-active agent, environmental protection, energy-conservation, arrange in pairs or groups the clean-out system of tensio-active agent and additive composition by alkali lye can be by the mode of wetting, infiltration, rolling off, dispersion and solubilising, the grease on aluminium diecast alloy surface is removed, also there is germ resistance, slow down alloy surface oxidation.
Embodiment
To the technical scheme in the embodiment of the present invention be clearly and completely described below, obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making all other embodiment that obtain under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the present invention comprises:
A kind of high-efficiency water-base aluminium diecast alloy grease-removing agent, comprising: sodium carbonate 4-6 part, tertiary sodium phosphate 2-4 part, water glass 0.8-1 part, fatty acid methyl ester ethoxylate are that 2-3.5 part, isomery 13 carbon alcohol ethoxylates are that 6 parts, cocoanut fatty acid diethanolamide are the deionized water of 5 parts, 2.5 parts of inhibiter, 6.5 parts of permeate agents, antiseptic-germicide 0.3-1 part and surplus.
In the present invention, adopt weak base sodium carbonate as one of primary solvent, because compared with the highly basic such as sodium hydroxide, potassium hydroxide, sodium carbonate is weak base, slower to the corrosion speed of aluminium alloy.By investigating sodium carbonate amount, the rule that affects of aluminium diecast alloy oil removal rate and corrosion rate is drawn to draw a conclusion: along with the increase of sodium carbonate amount, oil removal rate and corrosion rate all raise gradually, in the time that sodium carbonate amount reaches 4% ~ 6%, oil removal rate tends towards stability, and corrosion rate is lower, only can increase the corrosion to aluminium alloy if continue to increase the consumption of sodium carbonate, consider each side's factor, the consumption of sodium carbonate is arranged in 4% ~ 6% mass range;
In the time that sodium carbonate amount is 4%, by investigating tertiary sodium phosphate consumption, the rule that affects of aluminium diecast alloy oil removal rate and corrosion rate is drawn to draw a conclusion: along with the increase of tertiary sodium phosphate consumption, aluminium diecast alloy oil removal rate and corrosion rate are the trend of first increases and then decreases, but when tertiary sodium phosphate consumption exceedes after 1.5%, the corrosion rate rangeability of aluminium diecast alloy is less, therefore it is proper when, tertiary sodium phosphate consumption is controlled at mass ratio and is 2% ~ 4%;
In addition, the cleaning performance of water glass is fine, and also extremely effective for the solids of removing aluminium diecast alloy surface, and grease can be disperseed by its emulsification with the foul that is not dissolved in water, is best to the wettability effect of aluminium diecast alloy grease in mineral alkali.Be 4% at sodium carbonate amount, sodium phosphate consumption is while being 2%, by investigating water glass consumption, the rule that affects of aluminium diecast alloy oil removal rate and corrosion rate is drawn to draw a conclusion: along with the increase of water glass consumption, oil removal rate and corrosion rate all raise gradually, after water glass consumption reaches 1.2%, the consumption that continues to increase water glass, oil removal rate reduces on the contrary.After water glass consumption exceedes 1%, corrosion rate sharply increases.Consider, it is that 1% left and right is proper that water glass consumption should be controlled at mass ratio.
Described permeate agent is any in alkali-resistant penetrant OEP-70 or alkali-resistant penetrant AEP.
In the present invention, the deoiling effect key of aluminium diecast alloy grease-removing agent is the selection of surfactant types and consumption.There is the performances such as good emulsifying, level dyeing, wetting, diffusion, washing due to OP class emulsifying agent, can be mixed with various surfactants, but OP class emulsifying agent belongs to APEO, there is strong and environmental pollution and toxicity, so we adopt at least one replacement in fatty acid methyl ester ethoxylate or isomery 13 carbon alcohol ethoxylates.Wherein, fatty acid methyl ester ethoxylate (FMEE) is a kind of typical nonionogenic tenside, be with fatty acid methyl ester under corresponding catalyst effect, there is addition and make in direct and oxyethane (EO), compared with traditional fatty alcohol ethoxylate (AEO), there is low foam, high cloud point, the feature that the molten speed of cold water is fast and removing oil-removing wax is effective, still there is in the winter time good mobility, FMEE in various performances close to the TX that contains APEO, NP and OP series, under the background of abroad environmental protection being strict with, the toy that uses FMEE to replace TX or NP to process, floor, textile garment etc.,
Wherein, isomery 13 carbon alcohol ethoxylates belong to typical nonionogenic tenside.Its raw material is the isomery C13 alcohol of Kang Diya, the branched isomery primary alconol of the standby C12 alkene of a kind of use three polybutene legal systems through oxo process, the performance of this product differs from one another with the difference of the number of moles of ethylene oxide of addition, makes it the field of having a wide range of applications.The surfactivity of this product is high, and wetting power, seepage force, emulsifying capacity are strong, and Environmental compatibility is good, is the better product of substituted alkyl phenol ethoxylate.Its anti-hard water, chemical good stability within the scope of wider pH, is combined and has synergistic feature with other tensio-active agents;
Adopt at least one in fatty acid methyl ester ethoxylate or isomery 13 carbon alcohol ethoxylates as tensio-active agent, having outside the performance close with TX-10 with traditional OP, environmental protection more, health;
Above-mentioned APEO comprises polyoxyethylene nonylphenol ether (NPEO), polyoxyethylene octylphenol ether (OPEO), dodecyl phenol polyethenoxy ether (DPEO) and Dinonylphenol Polyoxyethylene Ether (DNPEO), wherein widely used polyoxyethylene nonylphenol ether is also the one in APEO, APEO can cause more serious hazardness to ecotope, harmful side product that comprises that toxicity is large, biological degradation is difficult, produce in environmental hormone effect and production process etc., people look for gradually its substitute and carry out the configuration of soldering flux.
In the present invention, cocoanut fatty acid diethanolamide belongs to Organic-amide Series Nonionic Surfactant, there is no cloud point, proterties be faint yellow to amber thick liquid, soluble in water, there is the functions such as good foaming, steady bubble, infiltration decontamination, anti-hard water.In the time that anion surfactant is acidity, compatibility thickening effectiveness is obvious especially with it for it, can with kinds of surface promoting agent compatibility.Can strengthen cleaning effect, can be used as additive, foam tranquilizer, foaming aids, be mainly used in the manufacture of shampoo and liquid washing agent.
Described inhibiter is tolyltriazole TTA; tolyltriazole TTA is pure strain white particle or powder; it is the mixture of 4-tolyltriazole and 5-tolyltriazole; fusing point 80-86 ℃; be insoluble in water, be dissolved in the organic solvents such as alcohol, benzene, toluene, chloroform, dissolve in sig water; and easily moisture absorption, be mainly rust-preventive agent and the inhibiter of metal (as silver, copper, lead, nickel, zinc etc.).
Described antiseptic-germicide is termil powder, and termil powder is pale powder, and common name is m-tetrachlorophthalodinitrile, odorlessness, stable under storage at normal temperature condition, stable to illumination, stable in weak acid, weak base medium, in highly basic medium, decompose non-corrosiveness.The antioxidant effect of termil powder is very good, stronger 5～7 times than BHA, BHT, PG.Being applicable to animals and plants fat and fat-rich food, being specially adapted in vegetables oil, is that salad oil, mixed oil, height are cooked the first-selected antioxidant of oil.Can effectively delay Oxidation of Fat and Oils, improve the stability of food, extend significantly the shelf-lives of grease and fat-rich food.It is also high temperature resistant, can be used for instant noodles, cake and other fried food product, and the highest withstand temp can reach more than 230 ℃.And it goes back potion multipotency, effectively anti-bacteria and mould-growth.Adding in range of application, can suppress nearly all bacterium and Yeast Growth, the mould that flavus etc. is detrimental to health has good restraining effect.
Specific embodiment:
Step 1: the configuration of test materials and instrument
(1) material: aluminium alloy test piece, waste oil (containing lubricating oil, slushing oil and mineral wet goods) is technical grade, the Suzhou chemical building material company limited that makes the country prosperous; Sodium carbonate, tertiary sodium phosphate and water glass, technical grade, Changshu City of Jiangsu Province Hu Bin Chemical Co., Ltd.; Tensio-active agent fatty acid methyl ester ethoxylate or isomery 13 carbon alcohol ethoxylates, permeate agent and inhibiter, technical grade, Jiangsu Hai'an Petrochemical Plant.
(2) instrument: DZF-6090 vacuum drying oven, Shanghai Yi Heng Science and Technology Ltd.; The desk-top superpower numerical control ultrasonic cleaner of KQ-600KDB, Kunshan Ultrasonic Instruments Co., Ltd.; EL-204 type electronic balance, Mei Teletuo benefit company.
Step 2: test conditions
By clean aluminium alloy test piece surface cleaning, use scales/electronic balance weighing with alcohol under 105 ° of C after vacuum-drying constant weight, be accurate to 0.000 1 g, quality record is m0, is labeled as aluminium alloy test piece (1#);
Smear after one deck waste oil at test piece surface uniform, hang on support, put into vacuum drying oven, under 105 ° of C, after vacuum-drying constant weight, on electronic balance, weigh, be accurate to 0.0001 g, quality record is m1, is labeled as aluminium alloy test piece (2#).
Step 3: the basic components of aluminium diecast alloy grease-removing agent
Configuration grease-removing agent 100g, in mass, 4 parts of weighing sodium carbonate, 2 parts of tertiary sodium phosphates, 1 part of water glass, fatty acid methyl ester ethoxylate are that 3 parts, isomery 13 carbon alcohol ethoxylates are that 6 parts, cocoanut fatty acid diethanolamide are 5 parts, 2.5 parts of inhibiter, 6.5 parts of permeate agents, 1 part of antiseptic-germicide, deionized water surplus.
Step 4: the cleaning by degreasing of alloy
(1) preparing by step 3 grease-removing agent that obtains is 2% to dilute by adding deionized water according to active matter quality mark, and the working fluid having diluted is put into ultrasonic cleaner, sets temperature.
The ultrasonic assistant soakage degreasing process adopting, ultrasonic frequency 40kHz, ultrasonic power 600W, 20 ~ 80 ° of C of skimming temp, the massfraction 1.5% ~ 3.0% of grease-removing agent actives, degreasing time 0.5 ~ 8.0 min.
(2) the aluminium alloy test piece (2#) of previously prepd clean aluminium alloy test piece (1#), apply grease is hung in ultrasonic cleaner respectively, and be immersed in working fluid.
(3) after all test pieces hang up properly, record each test piece number and hang the time into test piece, and noting observing at any time deoiling effect.
(4) after test piece dipping degreasing 5 min, take out simultaneously.Aluminium alloy test piece (1#) is used wipes of alcohol wash clean after taking out, and hangs on support, puts into vacuum drying oven, and vacuum-drying under 105 ° of C is weighed after constant weight on electronic balance, is accurate to 0.0001g, and quality record is m2.
After aluminium alloy test piece (2#) is taken out, rinse well with clear water, hang on support, put into vacuum drying oven, under 105 ° of C, after vacuum-drying constant weight, on electronic balance, weigh, be accurate to 0.0001g, quality record is m3.
Step 5: interpretation of result
The calculation formula of oil removal rate:
The calculation formula of corrosion rate:
In formula, symbol represents and unit is: η-oil removal rate, %; V-corrosion rate, g/ (m2h); The clean test piece initial mass of m0-, g; M1-oiling test piece initial mass, g; Quality after the clean test piece degreasing of m2-, g; M3-degreasing degreasing finishes the quality of rear oiling test piece, g; The surface-area of the clean test piece of A-, cm2; T-test period, h.
While adopting ultrasonic assistant soakage degreasing, along with the prolongation of degreasing time, corrosion rate increases gradually.Degreasing time exceedes after 5min, and corrosion rate increases rapidly.And oil removal rate present first raise, after the trend that tends towards stability, when degreasing time is 4-5 min, oil removal rate can reach 100%, and can meet the requirement of the corrosion rate≤0.2g/ to aluminium (m2h) in industrial production.
The beneficial effect of high-efficiency water-base aluminium diecast alloy grease-removing agent of the present invention is:
One, by adopting fatty acid methyl ester ethoxylate and isomery 13 carbon alcohol ethoxylates to replace OP-10, OP-25, TX-10 can reduce environmental pollution as tensio-active agent, environmental protection, energy-conservation, arrange in pairs or groups the clean-out system of tensio-active agent and additive composition by alkali lye can be by the mode of wetting, infiltration, rolling off, dispersion and solubilising, the grease on aluminium diecast alloy surface is removed, also there is germ resistance, slow down alloy surface oxidation;
The feature two, compared with common high-efficiency water-base aluminium diecast alloy grease-removing agent with environmental protection, degrease effect excellence and germ resistance, is a kind of novel aluminium diecast alloy grease-removing agent, adapts to the performance requriements of New Times to Product Green environmental protection.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes description of the present invention to do; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (4)
1. a high-efficiency water-base aluminium diecast alloy grease-removing agent, it is characterized in that, comprising: sodium carbonate 4-6 part, tertiary sodium phosphate 2-4 part, water glass 0.8-1 part, fatty acid methyl ester ethoxylate are that 2-3.5 part, isomery 13 carbon alcohol ethoxylates are that 6 parts, cocoanut fatty acid diethanolamide are the deionized water of 5 parts, 2.5 parts of inhibiter, 6.5 parts of permeate agents, antiseptic-germicide 0.3-1 part and surplus.
2. high-efficiency water-base aluminium diecast alloy grease-removing agent according to claim 1, is characterized in that, described permeate agent is any in alkali-resistant penetrant OEP-70 or alkali-resistant penetrant AEP.
3. high-efficiency water-base aluminium diecast alloy grease-removing agent according to claim 1, is characterized in that, described inhibiter is tolyltriazole TTA.
4. high-efficiency water-base aluminium diecast alloy grease-removing agent according to claim 1, is characterized in that, described antiseptic-germicide is termil powder.
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