CN106916615A - A kind of composite corrosion inhibitor of aqueous cutting fluid, preparation method and aqueous cutting fluid - Google Patents
A kind of composite corrosion inhibitor of aqueous cutting fluid, preparation method and aqueous cutting fluid Download PDFInfo
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- CN106916615A CN106916615A CN201710112698.XA CN201710112698A CN106916615A CN 106916615 A CN106916615 A CN 106916615A CN 201710112698 A CN201710112698 A CN 201710112698A CN 106916615 A CN106916615 A CN 106916615A
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- cutting fluid
- corrosion inhibitor
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M165/00—Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
- C10M169/047—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution and macromolecular compounds
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M173/00—Lubricating compositions containing more than 10% water
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/109—Polyethers, i.e. containing di- or higher polyoxyalkylene groups esterified
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/04—Siloxanes with specific structure
-
- 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
- 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
- C10N2040/22—Metal working with essential removal of material, e.g. cutting, grinding or drilling
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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 provides a kind of composite corrosion inhibitor of aqueous cutting fluid, it includes following components in percentage by weight：Metal inhibitor 24%~29.34%；Surfactant 48%~58.66%；Siloxanes 18%~22%；Wherein, the trade mark of metal inhibitor is sieve ground Asia ASI80, and the trade mark of surfactant is the aliphatic alcohol polyoxyvinethene phosphate surfactants of one Sa Huaxue AR of Shanghai 80, and the trade mark of siloxanes is Hao Er specialization works C101.Present invention also offers the preparation method and a kind of aqueous cutting fluid of a kind of composite corrosion inhibitor of aqueous cutting fluid.The present invention has advantages below compared to prior art：Reduces cost, improve to the aluminium alloy protective value of cutting fluid, solves the problems, such as it is incompatible with cutting fluid, compound after metal inhibitor Applicable temperature scope it is wider.
Description
Technical field
The present invention relates to aqueous cutting fluid field, in particular to a kind of composite corrosion inhibitor of aqueous cutting fluid, prepare
Method and aqueous cutting fluid.
Background technology
Cutting fluid have in use, mainly cooling, antirust and anticorrosion, lubrication and cleaning etc. several aspects work
With.In process of metal working, the workpiece surface after processing is the fresh surface of metal material, with chemism, it is easy to
Aoxidize.In addition, the inducement of metal erosion is a lot：Mineral matter and salt in dilution water can cause metal erosion, additionally, with
The use time extension of cutting fluid, it is cumulative using the salt branch in liquid, until reaching a maximum, metal protection
Also can be worse and worse；Workpiece, if there is dissimilar metal contact, can produce electrochemical corrosion in using liquid or after processing,
The usual relatively low metal of electrode potential constantly will dissolve because of corrosion；The sour gas contained in external environment, temperature is wet
Degree, preceding operation remains in the materials such as the salt of workpiece, acid can also cause corrosion of metal；Microbial reproduction can also cause metal rotten
Erosion.Therefore, in order to protect board, cutter and workpiece not to weather, it is necessary to add corrosion inhibiter in cutting fluid, it is ensured that board,
Cutter and workpiece do not corrode within a certain period of time.
Reasonable employment metal inhibitor is the effective ways for preventing metal and its alloy from corroding in surrounding medium, but
It is that the metal inhibitor corrosion mitigating effect having is good, it is incompatible with cutting fluid；Some metal inhibitors, when temperature is high, inhibition effect
Fruit then substantially reduces, and when in use, workpiece largely corrodes；Also the metal inhibitor having, largely add, and can just play metal and delay
Erosion is acted on, and cost is big.
Corrosion of the aluminium alloy in cutting fluid, is the electrochemical corrosion course under a kind of liquid film.Using water-base cutting fluid
During processing aluminium alloy, it may appear that various etching problems:Workpiece surface loss of gloss, the phenomenon such as blackening or hickie long.If not being controlled by,
Quality after not only influenceing aluminum products to process, gently then does over again, heavy then scrap；And often occur in process
Failure, makes intermetallic composite coating to carry out.Metal inhibitor is the product of 20 beginnings of the century, with other metal protection measures contrast, is
Than younger one kind.It really starts using being after World War II, to be just progressively promoted, now in many Ministry of Industry
Door is used widely.The species of metal inhibitor is a lot, and Anodic Type can be divided into according to its function Characteristics, cathode type, mixed type,
Absorbent-type, the corrosion inhibiter such as sedimentation type and passivation type.Different corrosive mediums should select different types of corrosion inhibiter, effectively protect
Metal.In general, the corrosion inhibiter that neutral aqueous media is used is mostly inorganic matter, is made with being passivated type and sedimentation type acidic aqueous media
Corrosion inhibiter is mostly organic matter, based on absorbent-type.At present, the addition species of the aluminum alloy corrosion inhibitor in aqueous cutting fluid
One or two kinds of, addition is between 0.5%~3%.
But the composite corrosion inhibitor in modern times, should exist the corrosion inhibiter compounding of several types according to the feature of metal erosion system
Together, the cooperative effect of various corrosion inhibiter is given full play to, to improve the service efficiency of corrosion inhibiter.The pH value of cutting fluid is in 7.5-
Between 9.5, belong to neutral aqueous media.In general, passivation type or sedimentation type inorganic inhibitor can be used.But because of passivation type corrosion inhibiter
With oxidisability, the stability of emulsion can be destroyed, so should not use.It is feasible using sedimentation type, but it is also contemplated that breast
Change more complicated the reason for liquid corrodes to aluminum alloy surface.
The content of the invention
In consideration of it, the invention provides a kind of composite corrosion inhibitor of aqueous cutting fluid, preparation method and aqueous cutting fluid, purport
Solving the problems, such as that aqueous cutting fluid aluminium alloy protecting effect is undesirable in the prior art, high cost.
Therefore, the invention provides a kind of composite corrosion inhibitor of aqueous cutting fluid, it includes following components in percentage by weight：
Metal inhibitor 24%~29.34%；
Surfactant 48%~58.66%；
Siloxanes 18%~22%；
Wherein, the trade mark of the metal inhibitor is sieve ground Asia ASI80, and the trade mark of the surfactant is the Sa of Shanghai one
Chemical AR-80 aliphatic alcohol polyoxyvinethene phosphates surfactant, the trade mark of the siloxanes is Hao Er specialization works C101.
Further, a kind of composite corrosion inhibitor of above-mentioned aqueous cutting fluid includes following components in percentage by weight：
Metal inhibitor 26.67%；
Surfactant 53.33%；
Siloxanes 20.00%.
A kind of preparation method of the composite corrosion inhibitor of aqueous cutting fluid, it is comprised the following steps：
1) according to above-mentioned proportioning, the material of composite corrosion inhibitor is prepared；
2) material is stirred.
A kind of aqueous cutting fluid, it includes following components in percentage by weight：
Cutting fluid 99.5%；
A kind of composite corrosion inhibitor 0.5% of above-mentioned aqueous cutting fluid.
A kind of composite corrosion inhibitor of aqueous cutting fluid, preparation method and the aqueous cutting fluid that the present invention is provided are compared to existing
Technology has advantages below：
1) between current aluminum alloy corrosion inhibitor addition is 0.5%-3%, the addition using compound corrosion inhibitor is
0.2%-0.8% can just reach its aluminium alloy protecting effect, therefore the addition of the ratio of compounding metal inhibitor is less than one kind
The addition of metal inhibitor, reduces cost；
2) the cutting fluid stoste using a kind of aluminum alloy corrosion inhibitor is avoided under high temperature or low temperature condition, and it uses liquid
Lose aluminium alloy protective value.Then at 5-50 DEG C, it uses the liquid can to the cutting fluid of the aluminum alloy corrosion inhibitor after compounding
Play protective value；
3) some aluminum alloy corrosion inhibitor aluminium alloy protective values are excellent, but reach the addition of optimal aluminium alloy protective value
It is incompatible with cutting fluid after amount, there is stoste muddiness and layering；After being compounded by aluminum alloy corrosion inhibitor, addition reduction,
Efficiently avoid the problem incompatible with cutting fluid；
4) the metal inhibitor Applicable temperature scope after compounding is wider.
Specific embodiment
The exemplary embodiment of the disclosure is described in more detail below.Although showing the exemplary implementation of the disclosure
Example, it being understood, however, that may be realized in various forms the disclosure without that should be limited by embodiments set forth here.Conversely,
These embodiments are provided and are able to be best understood from the disclosure, and can convey to the scope of the present disclosure is complete
Those skilled in the art.
The essential information of involved metal corrosion inhibitor：
Sieve ground Asia Rhodafac ASI80：Can be used for the cleaning of metal and cutting fluid, in aluminium, magnesium, the metal of the metal such as zinc
In processing and lubrication liquid, as corrosion inhibitor, also there are extraordinary lubrication and extreme pressure property.Rhodafac ASI80 are used for water solubility
Formula, it is simple to operate, can be added directly into concentrate, it is not necessary to add coupling agent, metalworking user can directly use with
Improve the performance of working solution.Surface treatments of the Rhodafac ASI80 to metallic aluminium is most effective, especially in such as sensitive boat
In the treatment of empty aluminium alloy, data result shows, in concentration 1%, Rhodafac ASI80 are also largely effective to metallic zinc, right
Magnesium can also play corrosion inhibition.Due to phosphonyl group present in product, Rhodafac ASI80 not only easily with aluminium in solution
Oxide network and, while also with working fluid in calcium, magnesium ion network and.Therefore, we prefer that using soft water in formula, or
Preferably deionized water.Thinned water when user uses is also required to soft water.When the hardness of water is not more than 300ppm, will not
Produce obvious precipitation.
The Sa Huaxue AR-80 aliphatic alcohol polyoxyvinethene phosphate surfactants of Shanghai one have excellent wetting, infiltration,
Various good characteristics, AEO phosphoric acid such as clean, emulsification, dispersion, soft, antistatic, fire-retardant, froth breaking and chelating
Ester also has low toxicity, low irritant and preferable biodegradability, and fat alcohol polyoxyethylene ether phosphate surfactant is acidproof
Alkali, heat-resisting and electrolyte-resistant, aliphatic alcohol polyoxyvinethene phosphate are especially soluble in alkaline solution, and stabilization regardless of
Layer, does not precipitate.Fat alcohol polyoxyethylene ether phosphate surfactant has well with other anion, nonionic and amphion
Compatibility, therefore it is widely used.
CP-NF-3 is the alkyl phosphate for having collateralization, the corrosion inhibitor as aluminium alloy, and it can be very
Easily it is added in solvable oil formula, it is also possible to be added in synthesis and the water based product such as semi-synthetic by coupling.In intermetallic composite coating
In formula of liquid,CP-NF-3 is highly effective in the range of the PH of 8.5-9.5.Due toCP-NF-3 is acid
Product is, it is necessary to pre-neutralized to maintain its emulsifiability；
CP-NF-3 applications additive capacity changes with the difference of metalworking fluid type and formula, it is proposed that
In concentrate plus dosage is determined with reference to the concentration of final working solution.In soluble oil, that recommends 2-3% adds agent
Amount, while needing amine or other alkali to balance emulsion stability.In semi-synthetic liquid, 1-3%'s adds dosage just highly effective.It is right
Synthesis formula of liquid, recommend 0.5-1.5% adds dosage, it is necessary to add couplant in some special formulations；
Lubrhophos LB-400:Oleth phosphoric acid ester, oil-soluble and water_soluble extreme pressure agent, splendid lubricity
Can, for intermetallic composite coating and lubricating oil；
Horlt C101 (Hao Er specializations work):Siloxanes.
Show that aluminium inhibition (composite corrosion inhibitor) compounds bag one by experiment：
ASI80 26.67%；
AR-80 53.33%；
C101 20.00%.
Can also be other proportionings in following scope：
Metal inhibitor 24%~29.34%；
Surfactant 48%~58.66%；
Siloxanes 18%~22%.
Compounding aluminium corrosion mitigating effect is best according to the above ratio.The aluminum alloy corrosion inhibitor of equivalent, effect is much better than single aluminium alloy inhibition
Same ratio compounding bag of agent and other corrosion inhibiter etc..
Embodiment：
Take a common aqueous cutting fluid A, sample one：The aluminium inhibition compounding bag of the addition 0.5% in aqueous cutting fluid A
One, stir；Sample two：The ASI80 of addition 0.5%, stirs in aqueous cutting fluid A.Sample three：In aqueous cutting
0.6% is added in liquid ACP-NF-3, stirs；Sample four：The ASI80 of addition 0.3% in aqueous cutting fluid A
C101 with 0.2%, stirs.Sample five：20.00% ASI80 is taken, 26.67% AR-80,53.33% C101 is stirred
Mix uniform, obtain aluminium inhibition compounding bag two, 0.5% aluminium inhibition compounding bag two is added in aqueous cutting fluid A；Sample five：Take
26.67% ASI80's, 53.33% Lubrhophos LB-400,20.00%CP-NF-3 stirs, and obtains
To aluminium inhibition compounding bag three, 0.5% aluminium inhibition compounding bag three is added in aqueous cutting fluid A.
Corrosivity immersion test according in GB/T 6144-2010 5.6 corrosion test：
Key instrument：Thermostat water bath, the beaker of 250mL, glass cover ware；
Test piece material：6063 aluminium alloys, 7075 aluminium alloys, ADC12；
Specimen size：50×50×3mm；
It is prepared by test piece：Carried out by SH/T 0218；
Experimental procedure：The test piece that will be prepared, is dipped in tested solution that (test piece of different materials should not be dipped in same cup entirely
In), cover glass cover, in 55 DEG C ± 2 DEG C of thermostat, then long run test to stipulated time, takes out to move to constant temperature
Test piece is checked.
Aluminium alloy, A, B grade is qualified.
Experimental result such as following table：
From experimental result as can be seen that the aluminium corrosion mitigating effect of aluminium inhibition compounding bag one preferably, i.e. sample one；Sample two, only
There are 6063 aluminium alloy 4h not corrode, it is other to have corrosion.Sample three is then somewhat better, but 7075 aluminium alloy effects are not
It is good；Sample four fundamental rules are overall all poor；Sample five, 7075 aluminium alloys immersion effect is undesirable.Sum it up, only 26.67%
Aluminium inhibition compounding bag after the C101 compoundings of ASI80,53.33% AR-80,20.00%, aluminium corrosion mitigating effect is best.
A kind of composite corrosion inhibitor of aqueous cutting fluid, preparation method and the aqueous cutting fluid that the present embodiment is provided are compared to existing
Having technology has advantages below：
1) between current aluminum alloy corrosion inhibitor addition is 0.5%-3%, the addition using compound corrosion inhibitor is
0.2%-0.8% can just reach its aluminium alloy protecting effect, therefore the addition of the ratio of compounding metal inhibitor is less than one kind
The addition of metal inhibitor, reduces cost；
2) the cutting fluid stoste using a kind of aluminum alloy corrosion inhibitor is avoided under high temperature or low temperature condition, and it uses liquid
Lose aluminium alloy protective value.Then at 5-50 DEG C, it uses the liquid can to the cutting fluid of the aluminum alloy corrosion inhibitor after compounding
Play protective value；
3) some aluminum alloy corrosion inhibitor aluminium alloy protective values are excellent, but reach the addition of optimal aluminium alloy protective value
It is incompatible with cutting fluid after amount, there is stoste muddiness and layering；After being compounded by aluminum alloy corrosion inhibitor, addition reduction,
Efficiently avoid the problem incompatible with cutting fluid；
4) the metal inhibitor Applicable temperature scope after compounding is wider.
Obviously, those skilled in the art can carry out various changes and modification without deviating from essence of the invention to the present invention
God and scope.So, if these modifications of the invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising these changes and modification.
Claims (4)
1. a kind of composite corrosion inhibitor of aqueous cutting fluid, it is characterised in that including following components in percentage by weight：
Metal inhibitor 24%~29.34%；
Surfactant 48%~58.66%；
Siloxanes 18%~22%；
Wherein, the trade mark of the metal inhibitor is sieve ground Asia ASI80, and the trade mark of the surfactant is the Sa Huaxue of Shanghai one
AR-80 aliphatic alcohol polyoxyvinethene phosphate surfactants, the trade mark of the siloxanes is Hao Er specialization works C101.
2. the composite corrosion inhibitor of a kind of aqueous cutting fluid according to claim 1, it is characterised in that including following weight hundred
Divide the component of ratio：
Metal inhibitor 26.67%；
Surfactant 53.33%；
Siloxanes 20.00%.
3. a kind of preparation method of the composite corrosion inhibitor of aqueous cutting fluid, it is characterised in that comprise the following steps：
1) proportioning according to claim 1 and 2, prepares the material of composite corrosion inhibitor；
2) material is stirred.
4. a kind of aqueous cutting fluid, it is characterised in that including following components in percentage by weight：
Cutting fluid 99.2%-99.8%；
A kind of composite corrosion inhibitor 0.2%-0.8% of aqueous cutting fluid as claimed in claim 1 or 2.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109666938A (en) * | 2019-02-28 | 2019-04-23 | 诺泰生物科技(合肥)有限公司 | A kind of nano water-based siloxanes aluminium corrosion inhibiter and its preparation and application |
| CN110938827A (en) * | 2019-12-11 | 2020-03-31 | 富兰克润滑科技（太仓）有限公司 | Magnesium alloy cleaning agent with excellent cleaning and anti-corrosion effects and method |
| CN111040861A (en) * | 2019-12-11 | 2020-04-21 | 富兰克润滑科技（太仓）有限公司 | Magnesium alloy highlight liquid and preparation method thereof |
| CN112646654A (en) * | 2020-12-23 | 2021-04-13 | 富兰克润滑科技（太仓）有限公司 | Ultrahigh-lubrication environment-friendly cutting fluid applied to aluminum alloy material and preparation method thereof |
| CN114437859A (en) * | 2021-10-29 | 2022-05-06 | 南京科润工业介质股份有限公司 | Long-acting corrosion-inhibition aluminum alloy cutting fluid |
| CN115678657A (en) * | 2022-11-01 | 2023-02-03 | 富兰克润滑科技（太仓）有限公司 | Universal high-lubrication fully-synthetic cutting fluid and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109666938A (en) * | 2019-02-28 | 2019-04-23 | 诺泰生物科技(合肥)有限公司 | A kind of nano water-based siloxanes aluminium corrosion inhibiter and its preparation and application |
| CN110938827A (en) * | 2019-12-11 | 2020-03-31 | 富兰克润滑科技（太仓）有限公司 | Magnesium alloy cleaning agent with excellent cleaning and anti-corrosion effects and method |
| CN111040861A (en) * | 2019-12-11 | 2020-04-21 | 富兰克润滑科技（太仓）有限公司 | Magnesium alloy highlight liquid and preparation method thereof |
| CN112646654A (en) * | 2020-12-23 | 2021-04-13 | 富兰克润滑科技（太仓）有限公司 | Ultrahigh-lubrication environment-friendly cutting fluid applied to aluminum alloy material and preparation method thereof |
| CN114437859A (en) * | 2021-10-29 | 2022-05-06 | 南京科润工业介质股份有限公司 | Long-acting corrosion-inhibition aluminum alloy cutting fluid |
| CN114437859B (en) * | 2021-10-29 | 2023-03-07 | 南京科润工业介质股份有限公司 | Long-acting corrosion-inhibition aluminum alloy cutting fluid |
| WO2023071898A1 (en) * | 2021-10-29 | 2023-05-04 | 南京科润工业介质股份有限公司 | Long-acting corrosion-inhibition aluminum alloy cutting fluid |
| CN115678657A (en) * | 2022-11-01 | 2023-02-03 | 富兰克润滑科技（太仓）有限公司 | Universal high-lubrication fully-synthetic cutting fluid and preparation method thereof |
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| CN106916615B (en) | 2019-12-27 |
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