CN105754698A - Water-soluble magnesium alloy machining fluid - Google Patents

Water-soluble magnesium alloy machining fluid Download PDF

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Publication number
CN105754698A
CN105754698A CN201610136933.2A CN201610136933A CN105754698A CN 105754698 A CN105754698 A CN 105754698A CN 201610136933 A CN201610136933 A CN 201610136933A CN 105754698 A CN105754698 A CN 105754698A
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CN
China
Prior art keywords
water
magnesium alloy
soluble magnesium
working fluid
acid
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Pending
Application number
CN201610136933.2A
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Chinese (zh)
Inventor
黄兴景
黄兴镇
窦珊
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Dongguan Nasheng Lubricant Technology Co Ltd
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Dongguan Nasheng Lubricant Technology Co Ltd
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Priority to CN201610136933.2A priority Critical patent/CN105754698A/en
Publication of CN105754698A publication Critical patent/CN105754698A/en
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    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/20—Metal working

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Lubricants (AREA)

Abstract

The invention discloses a water-soluble magnesium alloy machining fluid.The water-soluble magnesium alloy machining fluid is prepared from, by weight, 40-50% of base oil or oiliness agent, 5-15% of an anionic surfactant, 0.5-3% of a nonionic surfactant, 3-6% of a black metal sustained-release agent, 5-10% of a coupling agent, 0.5-2% of a copper alloy corrosion inhibitor, 2-8% of a magnesium/aluminum alloy corrosion inhibitor, 1-3% of a bactericide, 0.2-1% of an antifoaming agent and 3-12% of pure water.The water-soluble magnesium alloy machining fluid is high in universality, suitable for various metals, particularly applicable to machining of magnesium alloy and magnesium-aluminum alloy parts, excellent in corrosion resistance effect on magnesium alloy, long in efficacy lasting time and effective in prevention of oxidative discoloration of sensitive magnesium alloy and magnesium-aluminum alloy and inhibition of hydrogen generation and magnesium ion dissolution.In addition, the water-soluble magnesium alloy machining fluid has excellent lubricating performance and anti-rusting performance, remarkable hard water resistance and the like, long in service life, free of toxic and harmful substances such as nitrites and phenols and beneficial to environment and health.

Description

Water-soluble magnesium alloy working fluid
Technical field
The invention belongs to working fluid technical field, be specifically related to a kind of Water-soluble magnesium alloy working fluid.
Background technology
Magnesium alloy has that density is little, specific strength and specific stiffness is high, dimensional stability and the advantage such as machinability is good, electrical and thermal conductivity is excellent；Additionally, also have the performance of excellence in electromagnetic wave shielding, damping property etc..As good lightweight structure material, magnesium alloy is widely used in the various fields such as automobile, boats and ships, Aero-Space, electronic apparatus.
It not also ripe especially in magnesium alloy manufacture field technology in the market, all can there are some shortcoming in existing magnesium alloy, most basic problem is exactly that magnesium alloy is oxidized easily, expose in atmosphere, black will soon be oxidized to, with the releasing of hydrogen in the course of processing, hydroxide ion can get more and more, pH increases, and then magnesium alloy is also more and more easily corroded by high pH processing industry, and workpiece cannot meet process requirements.
Summary of the invention
For above-mentioned deficiency, present invention aim at, there is provided a kind of formula reasonable, magnesium alloy is had preferably anti-corrosion effects, and permanent holding effect, can effectively prevent the oxidation stain of sensitive magnesium alloy and magnalium, there is the Water-soluble magnesium alloy working fluid of good greasy property, rustless property and resistance to hard water ability simultaneously.
For achieving the above object, technical scheme provided by the present invention is: a kind of Water-soluble magnesium alloy working fluid, and it is made up of the raw material of following mass percent:
Base oil or oiliness improver 40～50%,
Anion surfactant 5～15%,
Nonionic surfactant 0.5～3%,
Ferrous metal slow releasing agent 3～6%,
Couplant 5～10%,
Copper alloy corrosion inhibiter 0.5～2%,
Magnesium/aluminum alloy corrosion inhibitor 2～8%,
Antibacterial 1～3%,
Defoamer 0.2～1%,
Pure water 3～12%.
As one or several composite products that a modification of the present invention, described base oil or oiliness improver are mineral oil, poly alpha olefin, polyhydric alcohol esters, vegetable oil or improved plant grease.
As a modification of the present invention, described anion surfactant is one or more in oleic acid, castor oil acid, dimeric dibasic acid, appropriate youngster oil or tall oil acid or isomer fatty acids and the mixture of one or more in monoethanolamine, triethanolamine, monoisopropanolamine, diisopropanolamine (DIPA), 2-amino-2-methyl-1-propanol, morpholine, N-methylmorpholine, diglycolamine and different types of petroleum sodium sulfonate.The emulsifying rate of this anion surfactant is fast, lubricity is superior, cleaning performance is good and has certain anti-bubble effect, the subject range width to hard water, has good anti-rancidity.
As a modification of the present invention, described nonionic surfactant is one or more composite products of amide-type, aliphatic acid polyethenoxy polyoxypropylene ester, Fatty alcohol polyoxyethylene polyoxypropylene ether or number of different types ether carboxylic acids.This nonionic surfactant is not exist with ionic condition in the solution, so its stability is high, it is susceptible to the impact that strong electrolyte exists, it is not easy to be subject to the impact of acid, alkali, use can be mixed with other types surfactant, the compatibility is good, all has good dissolubility in various solvents, and strong adsorption does not occur on a solid surface.
As a modification of the present invention, described ferrous metal slow releasing agent is one or more mixture of one or more with monoethanolamine, in diethanolamine, triethanolamine, monoisopropanolamine, diisopropanolamine (DIPA), 2-amino-2-methyl-1-propanol, morpholine, N-methylmorpholine or diglycolamine of boric acid, p-tert-butyl benzoic acid, Nitrodracylic acid, triazines multi-carboxylic acid compounds, ε-different pelargonyl group amino acid derivativges, ten to ten two carbon dicarboxylic acids apoplexy due to endogenous wind.
As a modification of the present invention, described couplant is one or several in isopropanol, propylene glycol, ethylene glycol monobutyl ether, diethylene glycol monobutyl ether, propylene glycol monobutyl ether or isomery aliphatic alcohols.
As a modification of the present invention, described copper alloy corrosion inhibiter is benzotriazole, imidazoline, thiadiazoles polysulfide or methyl benzotriazole, or one or several in benzotriazole sodium salt, methyl benzotriazole sodium salt, thiadiazoles sodium salt, there is inhibition and the anti-corrosion effects of excellence.
As a modification of the present invention, described magnesium/aluminum alloy corrosion inhibitor is one or more in sodium metasilicate, sodium orthosilicate, phosphate ester, gamma-aminopropyl-triethoxy-silane, N-β-(aminoethyl)-γ-aminopropyltrimethoxysilane, γ-methacryloxypropyl trimethoxy silane, γ-glycidoxypropyltrimewasxysilane or phosphite ester.
As a modification of the present invention, described antibacterial is one or several of hexahydrotriazine, morpholine derivative, iodopropynyl butyl formate, 3,3'-di-2-ethylhexylphosphine oxides (5-methyl oxazolidine) or isothiazolone apoplexy due to endogenous wind.
As a modification of the present invention, described defoamer is emulsified silicone oil, its stable chemical nature, non-volatile, nonflammable, to metal non-corrosiveness, it is long placed in air, is not easy to gel, and there is the chemical stability of excellence, heat-resisting tolerance to cold, weatherability, lubricity, hydrophobicity and low surface tension, human non-toxic is harmless.
The invention have the benefit that the formula of Water-soluble magnesium alloy working fluid provided by the invention is reasonable, it is prone to preparation, highly versatile, it is suitable for various metals, it is particularly suitable for processing magnesium alloy and mg-al alloy parts, magnesium alloy is had splendid anti-corrosion effects, and permanent holding effect, can effectively prevent the oxidation stain of sensitive magnesium alloy and magnalium, suppress the generation of hydrogen and the dissolution of magnesium ion, there is the greasy property of excellence simultaneously, rustless property, anti-corrupt ability and prominent resistance to hard water ability, working solution long service life, and without nitrite, the poisonous and harmful substances such as phenols, environment and health is favourable, it is beneficial to wide popularization and application.
Below in conjunction with embodiment, the invention will be further described.
Detailed description of the invention
Embodiment 1: present embodiments provide a kind of Water-soluble magnesium alloy working fluid, it is made up of the raw material of following mass percent: base oil or oiliness improver 50%, anion surfactant 12%, nonionic surfactant 2.8%, ferrous metal slow releasing agent 5%, couplant 9%, copper alloy corrosion inhibiter 2%, magnesium/aluminum alloy corrosion inhibitor 7%, antibacterial 2%, defoamer 0.2%, pure water 10%.
Wherein, described base oil or oiliness improver are preferably one or several composite products of mineral oil, poly alpha olefin, polyhydric alcohol esters, vegetable oil or improved plant grease.
In the present embodiment, described anion surfactant is preferably one or more in oleic acid, castor oil acid, dimeric dibasic acid, appropriate youngster oil or tall oil acid or isomer fatty acids and the mixture of one or more in monoethanolamine, triethanolamine, monoisopropanolamine, diisopropanolamine (DIPA), 2-amino-2-methyl-1-propanol, morpholine, N-methylmorpholine, diglycolamine and different types of petroleum sodium sulfonate.The emulsifying rate of this anion surfactant is fast, lubricity is superior, cleaning performance is good and has certain anti-bubble effect, the subject range width to hard water, has good anti-rancidity.
In the present embodiment, described nonionic surfactant is preferably one or more composite products of amide-type, aliphatic acid polyethenoxy polyoxypropylene ester, Fatty alcohol polyoxyethylene polyoxypropylene ether or number of different types ether carboxylic acids.This nonionic surfactant is not exist with ionic condition in the solution, so its stability is high, it is susceptible to the impact that strong electrolyte exists, it is not easy to be subject to the impact of acid, alkali, use can be mixed with other types surfactant, the compatibility is good, all has good dissolubility in various solvents, and strong adsorption does not occur on a solid surface.
Described ferrous metal slow releasing agent is preferably one or more mixture of one or more with monoethanolamine, in diethanolamine, triethanolamine, monoisopropanolamine, diisopropanolamine (DIPA), 2-amino-2-methyl-1-propanol, morpholine, N-methylmorpholine or diglycolamine of boric acid, p-tert-butyl benzoic acid, Nitrodracylic acid, triazines multi-carboxylic acid compounds, ε-different pelargonyl group amino acid derivativges, ten to ten two carbon dicarboxylic acids apoplexy due to endogenous wind.
Described couplant is preferably one or several in isopropanol, propylene glycol, ethylene glycol monobutyl ether, diethylene glycol monobutyl ether, propylene glycol monobutyl ether or isomery aliphatic alcohols.
Described copper alloy corrosion inhibiter is preferably benzotriazole, imidazoline, thiadiazoles polysulfide or methyl benzotriazole or one or several in benzotriazole sodium salt, methyl benzotriazole sodium salt, thiadiazoles sodium salt, has inhibition and the anti-corrosion effects of excellence.
Described magnesium/aluminum alloy corrosion inhibitor is preferably one or more in sodium metasilicate, sodium orthosilicate, phosphate ester, gamma-aminopropyl-triethoxy-silane, N-β-(aminoethyl)-γ-aminopropyltrimethoxysilane, γ-methacryloxypropyl trimethoxy silane, γ-glycidoxypropyltrimewasxysilane or phosphite ester.
Described antibacterial is preferably one or several of hexahydrotriazine, morpholine derivative, iodopropynyl butyl formate, 3,3'-di-2-ethylhexylphosphine oxides (5-methyl oxazolidine) or isothiazolone apoplexy due to endogenous wind, effectively promotes service life.
Described defoamer is preferably emulsified silicone oil, its stable chemical nature, non-volatile, nonflammable, to metal non-corrosiveness, it is long placed in air, is not easy to gel, and there is the chemical stability of excellence, heat-resisting tolerance to cold, weatherability, lubricity, hydrophobicity and low surface tension, human non-toxic is harmless.
Embodiment 2, present embodiments provides a kind of Water-soluble magnesium alloy working fluid, and it is substantially the same manner as Example 1, it is distinctive in that: this Water-soluble magnesium alloy working fluid is made up of the raw material of following mass percent: base oil or oiliness improver 40%, anion surfactant 15%, nonionic surfactant 3%, ferrous metal slow releasing agent 6%, couplant 10%, copper alloy corrosion inhibiter 2%, magnesium/aluminum alloy corrosion inhibitor 8%, antibacterial 3%, defoamer 1%, pure water 12%.
Embodiment 3, present embodiments provides a kind of Water-soluble magnesium alloy working fluid, and it is substantially the same manner as Example 1, it is distinctive in that: this Water-soluble magnesium alloy working fluid is made up of the raw material of following mass percent: base oil or oiliness improver 50%, anion surfactant 5%, nonionic surfactant 3%, ferrous metal slow releasing agent 6%, couplant 10%, copper alloy corrosion inhibiter 2%, magnesium/aluminum alloy corrosion inhibitor 8%, antibacterial 3%, defoamer 1%, pure water 12%.
Embodiment 4, present embodiments provides a kind of Water-soluble magnesium alloy working fluid, and it is substantially the same manner as Example 1, it is distinctive in that: this Water-soluble magnesium alloy working fluid is made up of the raw material of following mass percent: base oil or oiliness improver 49%, anion surfactant 14%, nonionic surfactant 0.5%, ferrous metal slow releasing agent 5%, couplant 8%, copper alloy corrosion inhibiter 1.5%, magnesium/aluminum alloy corrosion inhibitor 7.2%, antibacterial 2.5%, defoamer 0.8%, pure water 11.5%.
Embodiment 5, present embodiments provides a kind of Water-soluble magnesium alloy working fluid, and it is substantially the same manner as Example 1, it is distinctive in that: this Water-soluble magnesium alloy working fluid is made up of the raw material of following mass percent: base oil or oiliness improver 49%, anion surfactant 15%, nonionic surfactant 3%, ferrous metal slow releasing agent 6%, couplant 10%, copper alloy corrosion inhibiter 2%, magnesium/aluminum alloy corrosion inhibitor 8%, antibacterial 3%, defoamer 1%, pure water 3%.
Embodiment 6, present embodiments provides a kind of Water-soluble magnesium alloy working fluid, and it is substantially the same manner as Example 1, it is distinctive in that: this Water-soluble magnesium alloy working fluid is made up of the raw material of following mass percent: base oil or oiliness improver 50%, anion surfactant 14%, nonionic surfactant 2.2%, ferrous metal slow releasing agent 5%, couplant 5%, copper alloy corrosion inhibiter 1.8%, magnesium/aluminum alloy corrosion inhibitor 8%, antibacterial 1%, defoamer 1%, pure water 12%.
Embodiment 7, present embodiments provides a kind of Water-soluble magnesium alloy working fluid, and it is substantially the same manner as Example 1, it is distinctive in that: this Water-soluble magnesium alloy working fluid is made up of the raw material of following mass percent: base oil or oiliness improver 48.5%, anion surfactant 13.5%, nonionic surfactant 3%, ferrous metal slow releasing agent 3%, couplant 10%, copper alloy corrosion inhibiter 0.5%, magnesium/aluminum alloy corrosion inhibitor 6.8%, antibacterial 3%, defoamer 0.7%, pure water 11%.
Embodiment 8, present embodiments provides a kind of Water-soluble magnesium alloy working fluid, and it is substantially the same manner as Example 1, it is distinctive in that: this Water-soluble magnesium alloy working fluid is made up of the raw material of following mass percent: base oil or oiliness improver 50%, anion surfactant 14.6%, nonionic surfactant 2.7%, ferrous metal slow releasing agent 4.6%, couplant 9.5%, copper alloy corrosion inhibiter 1.6%, magnesium/aluminum alloy corrosion inhibitor 2%, antibacterial 2.8%, defoamer 0.4%, pure water 11.8%.
Embodiment 9, present embodiments provides a kind of Water-soluble magnesium alloy working fluid, and it is substantially the same manner as Example 1, it is distinctive in that: this Water-soluble magnesium alloy working fluid is made up of the raw material of following mass percent: base oil or oiliness improver 47.5%, anion surfactant 14%, nonionic surfactant 3%, ferrous metal slow releasing agent 5%, couplant 9%, copper alloy corrosion inhibiter 2%, magnesium/aluminum alloy corrosion inhibitor 7%, antibacterial 2%, defoamer 0.5%, pure water 10%.
Above-described embodiment is only the good embodiment of the present invention, and the present invention can not enumerate out whole embodiments, the technical scheme of one of all employing above-described embodiments, or according to the equivalent variations that above-described embodiment does, all in scope.
The formula of Water-soluble magnesium alloy working fluid provided by the invention is reasonable, it is prone to preparation, highly versatile, has splendid anti-corrosion effects and permanent holding effect to magnesium alloy, can effectively prevent the oxidation stain of sensitive magnesium alloy and magnalium, suppress the generation of hydrogen and the dissolution of magnesium ion, there is the greasy property of excellence, rustless property, anti-corrupt ability and prominent resistance to hard water ability, working solution long service life simultaneously, and without the poisonous and harmful substance such as nitrite, phenols, environment and health is favourable.
The announcement of book and instruction according to the above description, above-mentioned embodiment can also be modified and revise by those skilled in the art in the invention.Therefore, the invention is not limited in detailed description of the invention disclosed and described above, should also be as some modifications and changes of the present invention falling in the scope of the claims of the present invention.Although additionally, employ some specific terms in this specification, but these terms are intended merely to convenient explanation, and the present invention does not constitute any restriction, adopt same or similarity method and component and other working fluid of obtaining, all in scope.

Claims (10)

1. a Water-soluble magnesium alloy working fluid, it is characterised in that it is made up of the raw material of following mass percent:
Base oil or oiliness improver 40～50%,
Anion surfactant 5～15%,
Nonionic surfactant 0.5～3%,
Ferrous metal slow releasing agent 3～6%,
Couplant 5～10%,
Copper alloy corrosion inhibiter 0.5～2%,
Magnesium/aluminum alloy corrosion inhibitor 2～8%,
Antibacterial 1～3%,
Defoamer 0.2～1%,
Pure water 3～12%.
2. Water-soluble magnesium alloy working fluid according to claim 1, it is characterised in that described base oil or oiliness improver are one or several composite products of mineral oil, poly alpha olefin, polyhydric alcohol esters, vegetable oil or improved plant grease.
3. Water-soluble magnesium alloy working fluid according to claim 1, it is characterized in that, described anion surfactant is one or more in oleic acid, castor oil acid, dimeric dibasic acid, appropriate youngster oil or tall oil acid or isomer fatty acids and the mixture of one or more in monoethanolamine, triethanolamine, monoisopropanolamine, diisopropanolamine (DIPA), 2-amino-2-methyl-1-propanol, morpholine, N-methylmorpholine, diglycolamine and different types of petroleum sodium sulfonate.
4. Water-soluble magnesium alloy working fluid according to claim 1, it is characterized in that, described nonionic surfactant is one or more composite products of amide-type, aliphatic acid polyethenoxy polyoxypropylene ester, Fatty alcohol polyoxyethylene polyoxypropylene ether or number of different types ether carboxylic acids.
5. Water-soluble magnesium alloy working fluid according to claim 1; it is characterized in that, described ferrous metal slow releasing agent is one or more mixture of one or more with monoethanolamine, in diethanolamine, triethanolamine, monoisopropanolamine, diisopropanolamine (DIPA), 2-amino-2-methyl-1-propanol, morpholine, N-methylmorpholine or diglycolamine of boric acid, p-tert-butyl benzoic acid, Nitrodracylic acid, triazines multi-carboxylic acid compounds, ε-different pelargonyl group amino acid derivativges, ten to ten two carbon dicarboxylic acids apoplexy due to endogenous wind.
6. Water-soluble magnesium alloy working fluid according to claim 1, it is characterised in that described couplant is one or several in isopropanol, propylene glycol, ethylene glycol monobutyl ether, diethylene glycol monobutyl ether, propylene glycol monobutyl ether or isomery aliphatic alcohols.
7. Water-soluble magnesium alloy working fluid according to claim 1, it is characterized in that, described copper alloy corrosion inhibiter is benzotriazole, imidazoline, thiadiazoles polysulfide or methyl benzotriazole, or one or several in benzotriazole sodium salt, methyl benzotriazole sodium salt, thiadiazoles sodium salt.
8. Water-soluble magnesium alloy working fluid according to claim 1, it is characterized in that, described magnesium/aluminum alloy corrosion inhibitor is one or more in sodium metasilicate, sodium orthosilicate, phosphate ester, gamma-aminopropyl-triethoxy-silane, N-β-(aminoethyl)-γ-aminopropyltrimethoxysilane, γ-methacryloxypropyl trimethoxy silane, γ-glycidoxypropyltrimewasxysilane or phosphite ester.
9. Water-soluble magnesium alloy working fluid according to claim 1, it is characterized in that, described antibacterial is one or several of hexahydrotriazine, morpholine derivative, iodopropynyl butyl formate, 3,3'-di-2-ethylhexylphosphine oxides (5-methyl oxazolidine) or isothiazolone apoplexy due to endogenous wind.
10. Water-soluble magnesium alloy working fluid according to claim 1, it is characterised in that described defoamer is emulsified silicone oil.
CN201610136933.2A 2016-03-11 2016-03-11 Water-soluble magnesium alloy machining fluid Pending CN105754698A (en)

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CN107723072A (en) * 2017-11-13 2018-02-23 东莞市晶索润滑科技有限公司 Working fluid for kirsite
CN108192715A (en) * 2018-01-24 2018-06-22 深圳市瑞世兴科技有限公司 A kind of magnesium alloy cutting fluid containing colloidal particles and preparation method thereof
CN108251194A (en) * 2017-12-25 2018-07-06 柳州智臻智能机械有限公司 A kind of mechanical processing is with lubricator and preparation method thereof
CN109370719A (en) * 2018-10-29 2019-02-22 上海樱花化研化工科技有限公司 Magnesium alloy cutting fluid composition and preparation method thereof
CN112376051A (en) * 2020-09-30 2021-02-19 苏州豪尔特化工有限公司 Compound magnesium alloy corrosion inhibitor suitable for corrosion inhibition of nonferrous metals
CN113736365A (en) * 2021-09-08 2021-12-03 淄博倍尔科新型材料有限公司 Novel water-based antirust corrosion inhibitor capable of forming dry film
CN114317084A (en) * 2021-12-31 2022-04-12 广州米奇化工有限公司 Cutting fluid and application thereof
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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107043941A (en) * 2017-01-20 2017-08-15 昌邑市龙港无机硅有限公司 A kind of metal cleaner
CN107723072A (en) * 2017-11-13 2018-02-23 东莞市晶索润滑科技有限公司 Working fluid for kirsite
CN107723072B (en) * 2017-11-13 2020-10-09 东莞市晶索润滑科技有限公司 Processing liquid for zinc alloy
CN108251194A (en) * 2017-12-25 2018-07-06 柳州智臻智能机械有限公司 A kind of mechanical processing is with lubricator and preparation method thereof
CN108192715A (en) * 2018-01-24 2018-06-22 深圳市瑞世兴科技有限公司 A kind of magnesium alloy cutting fluid containing colloidal particles and preparation method thereof
CN109370719A (en) * 2018-10-29 2019-02-22 上海樱花化研化工科技有限公司 Magnesium alloy cutting fluid composition and preparation method thereof
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WO2022205911A1 (en) * 2021-03-31 2022-10-06 煤炭科学技术研究院有限公司 Protective liquid for hydraulic system, preparation method therefor and use of thereof
CN113736365A (en) * 2021-09-08 2021-12-03 淄博倍尔科新型材料有限公司 Novel water-based antirust corrosion inhibitor capable of forming dry film
CN114317084A (en) * 2021-12-31 2022-04-12 广州米奇化工有限公司 Cutting fluid and application thereof

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