CN103849450B - A kind of water-base nano carbide fluid and preparation method thereof - Google Patents
A kind of water-base nano carbide fluid and preparation method thereof Download PDFInfo
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Abstract
The present invention relates to a kind of water-base nano carbide fluid and preparation method thereof, belong to hydraulic transmission technology field。Concrete composition is 93～99.1wt% water basal liquid, 0.5～4wt% nanometer additive, 0.4～3wt% auxiliary additive。Preparation method is that the metering according to water-base nano carbide fluid mixes than by water basal liquid and dispersion stabilizer, then nanometer additive and anti-settling stabilizer it are sequentially added into, overall process constantly stirs, and namely prepares suspension water-base nano titanium carbide hydraulic fluid after the suspension B finally prepared carries out ultrasound wave dispersion。The dispersion of water-base nano titanium carbide hydraulic transmission medium and sedimentation resistance stability prepared by the present invention are good, and rheological behavior is good, and solid volume fraction is high, modest viscosity。
Description
Technical field
The present invention relates to a kind of water-base nano carbide fluid and preparation method thereof, belong to hydraulic transmission technology field。
Background technology
Hydraulic drive generally adopts mineral base fluid force feed, non-petroleum base emulsion or synthesis liquid, pure water as working media, and mineral base fluid force feed working media needs substantial amounts of petroleum resources, has the shortcomings such as easy leakage, easy firing, easy contaminated environment；Non-petroleum base emulsion or synthesis liquid working media application scenario are limited, have poor lubricity, viscosity is low, leak the shortcomings such as mould growth serious, easy, strainability are good not；There is the shortcomings such as easy fouling, phycomycete breeding, easy fretting wear in pure water working media。
Development along with nanotechnology and hydraulic transmission technology, it is configured to a kind of solution and replaces original mineral base fluid force feed by adding some nanometer additives and auxiliary additive in pure water as hydraulic transmission medium, the emulsion of non-petroleum base or synthesis liquid, pure water has become a kind of new clean environment firendly hydraulic transmission medium, patent of invention " preparation method of a kind of water-based nanometer hydraulic transmission medium ", publication number CN102146314A, provide a kind of water-based nanometer hydraulic transmission medium, but when being titanium carbide for nano-particle, prepare hydraulic transmission medium not illustrate。Patent of invention " water-based dispersed composition of nano-oxide and preparation method ", publication number is CN1730567A, it is provided that the dispersion of one kind of multiple inorganic nanometer oxides and preparation method, is not suitable as hydraulic transmission medium。Therefore, invention one water-base nano titanium carbide hydraulic transmission medium preparation method。
Summary of the invention
It is an object of the invention to the restriction used for existing hydraulic medium, it is provided that a kind of water-base nano carbide fluid and preparation method thereof, meet the requirement of hydraulic transmission medium。
The concrete composition of the water-base nano carbide fluid of the present invention: 93～99.1wt% water basal liquid, 0.5～4wt% nanometer additive, 0.4～3wt% auxiliary additive。
Ion in described water basal liquid, solid particle, microorganism there are certain requirements, Ca2+、Mg2+、Al3+、Cl-、SO4 2-、PO4 3-Etc. there being a certain amount of control, wherein Ca2+、Mg2+≤ 10mg/L, Al3+≤ 0.2mg/L, Cl-≤ 6mg/L, PO4 3-≤ 5mg/L, SO4 2-≤ 5mg/L, other ion concentration is consistent with drinking water sanitary standard (GB5749-2006)。
Solid grain size≤500nm in described water basal liquid。
Content of microorganisms≤20CFU/mL in described water basal liquid。
Described nanometer additive is nano-carbide, includingAny one in the nanometer silicon carbide of crystal formation, nano titanium carbide, nano boron carbide or nanometer tungsten carbide, the magnitude range of nano-carbide average grain is 20nm～100nm, and particle diameter deviation is less than 10nm。
Described auxiliary additive includes accounting for the corrosion prevention rust preventer of the dispersion stabilizer of water-base nano carbide fluid 0.2～1wt%, the anti-settling stabilizer of 0.1～1wt% and 0～1wt%, is analytical pure。
Described dispersion stabilizer is one or more the arbitrary proportion mixture in sodium polyacrylate, cetyl trimethylammonium bromide, sodium lauryl sulphate, dodecyl sodium sulfate, sodium carboxymethyl cellulose；Anti-settling stabilizer is montmorillonite；Corrosion prevention rust preventer is triethanolamine, ricinoleic acid diethanolamine salt or butadienyl succinic acid。
The preparation method concrete steps of water-base nano carbide fluid of the present invention include:
(1) mix than by water basal liquid and dispersion stabilizer according to the metering of water-base nano carbide fluid, under 25 DEG C～50 DEG C temperature conditions, stir 10min～60min, obtain stable solution；
(2) nanometer additive is added to stablizing in solution according to the metering of water-base nano carbide fluid, under 25 DEG C～50 DEG C temperature conditions, stir 10min～60min, obtain suspending liquid A；
(3) anti-settling stabilizer is added in suspending liquid A according to the metering of water-base nano carbide fluid, under 25 DEG C～50 DEG C temperature conditions, stir 10min～60min, obtain suspension B；
(4) suspension B is placed at 25 DEG C～50 DEG C and carries out ultrasound wave dispersion, disperse 20min～60min, water-base nano carbide fluid can be obtained。
The invention has the beneficial effects as follows: prepared water-base nano titanium carbide hydraulic transmission medium dispersion and sedimentation resistance stability are good, and rheological behavior is good, and solid volume fraction is high, modest viscosity。Adopting water-base nano titanium carbide hydraulic transmission medium as system working media, hydraulic system normal operation, leakage rate is few, working stability；Hydraulic Elements surface has slight self-repair function, and wear extent is few。
Detailed description of the invention
Below in conjunction with detailed description of the invention, the invention will be further described。
Embodiment one: the concrete composition of the water machine Nano carbon compound fluid of present embodiment is: 93wt% water basal liquid, 4wt% nanometer additive, 3wt% auxiliary additive。Ca in water basal liquid2+、Mg2+For 9mg/L, Al3+0.2mg/L, Cl-5mg/L, PO4 3-4mg/L, SO4 2-3mg/L, other ion concentration is consistent with drinking water sanitary standard。Solid grain size≤500nm, content of microorganisms≤20CFU/mL in water basal liquid。Nanometer additive is nano titanium carbide, and the magnitude range of average grain is 20nm～80nm, and particle diameter deviation is less than 10nm。Auxiliary additive includes accounting for the corrosion prevention rust preventer of the dispersion stabilizer of water-base nano carbide fluid 0.2wt%, the anti-settling stabilizer of 1wt% and 1wt%, is analytical pure。Dispersion stabilizer is the arbitrary proportion mixture of cetyl trimethylammonium bromide, sodium lauryl sulphate, dodecyl sodium sulfate and sodium carboxymethyl cellulose；Anti-settling stabilizer is montmorillonite；Corrosion prevention rust preventer is triethanolamine。
The preparation method of the water-base nano carbide fluid of present embodiment is:
(1) mix than by water basal liquid and dispersion stabilizer according to the metering of water-base nano carbide fluid, under 25 DEG C of temperature conditions, stir 60min, obtain stable solution；
(2) nanometer additive is added to stablizing in solution according to the metering of water-base nano carbide fluid, under 25 DEG C of temperature conditions, stir 60min, obtain suspending liquid A；
(3) anti-settling stabilizer is added in suspending liquid A according to the metering of water-base nano carbide fluid, under 30 DEG C of temperature conditions, stir 50min, obtain suspension B；
(4) suspension B is placed at 30 DEG C and carries out ultrasound wave dispersion, disperse 30min, water-base nano carbide fluid can be obtained。After water-base nano titanium carbide hydraulic transmission medium prepares 2 months, granule good dispersion in the solution, solution is without clarification, soilless sticking phenomenon, and solution viscosity reaches 28.5mPa.S。Utilize hydraulic transmission medium multi-function test stand that obtained water-base nano titanium carbide hydraulic transmission medium is tested, test result represents that gained water-base nano titanium carbide hydraulic transmission medium meets hydraulic drive basic demand, hydraulic system leakage amount is few, working stability, and Hydraulic Elements wear extent is few。
Embodiment two: the concrete composition of the water machine Nano carbon compound fluid of present embodiment is: 99.1wt% water basal liquid, 0.5wt% nanometer additive, 0.4wt% auxiliary additive。Ca in water basal liquid2+、Mg2+For 8mg/L, Al3+0.1mg/L, Cl-6mg/L, PO4 3-5mg/L, SO4 2-5mg/L, other ion concentration is consistent with drinking water sanitary standard。Solid grain size≤500nm, content of microorganisms≤20CFU/mL in water basal liquid。Nanometer additive is nano titanium carbide, and the magnitude range of nano-carbide average grain is 60nm～100nm, and particle diameter deviation is less than 10nm。Auxiliary additive includes accounting for the corrosion prevention rust preventer of the dispersion stabilizer of water-base nano carbide fluid 1wt%, the anti-settling stabilizer of 0.1wt% and 0.1wt%, is analytical pure。Dispersion stabilizer is cetyl trimethylammonium bromide；Anti-settling stabilizer is montmorillonite；Corrosion prevention rust preventer is ricinoleic acid diethanolamine salt。
The preparation method of the water-base nano carbide fluid of present embodiment is:
(1) mix than by water basal liquid and dispersion stabilizer according to the metering of water-base nano carbide fluid, under 50 DEG C of temperature conditions, stir 10min, obtain stable solution；
(2) nanometer additive is added to stablizing in solution according to the metering of water-base nano carbide fluid, under 45 DEG C of temperature conditions, stir 20min, obtain suspending liquid A；
(3) anti-settling stabilizer is added in suspending liquid A according to the metering of water-base nano carbide fluid, under 50 DEG C of temperature conditions, stir 20min, obtain suspension B；
(4) suspension B is placed at 50 DEG C and carries out ultrasound wave dispersion, disperse 20min, water-base nano carbide fluid can be obtained。This medium is prepared 2 months, granule good dispersion in the solution, and solution is without clarification, soilless sticking phenomenon, and solution viscosity reaches 30.8mPa.S。Utilize hydraulic transmission medium multi-function test stand that obtained water-base nano titanium carbide hydraulic transmission medium is tested, test result represents that gained water-base nano titanium carbide hydraulic transmission medium meets hydraulic drive basic demand, hydraulic system leakage amount is few, working stability, and Hydraulic Elements wear extent is few。
Embodiment three: the concrete composition of the water machine Nano carbon compound fluid of present embodiment is: 94wt% water basal liquid, 0.3wt% nanometer additive, 2wt% auxiliary additive。Ca in water basal liquid2+、Mg2+≤ 10mg/L, Al3+≤ 0.2mg/L, Cl-≤ 6mg/L, PO4 3-≤ 5mg/L, SO4 2-≤ 5mg/L, other ion concentration is consistent with drinking water sanitary standard。Solid grain size≤500nm, content of microorganisms≤20CFU/mL in water basal liquid。Nanometer additive isThe nanometer silicon carbide of crystal formation, the magnitude range of nano-carbide average grain is 70nm～100nm, and particle diameter deviation is less than 10nm。Auxiliary additive include accounting for the dispersion stabilizer of water-base nano carbide fluid 0.8wt%, 0.6% anti-settling stabilizer, be analytical pure。Dispersion stabilizer is sodium polyacrylate；Anti-settling stabilizer is montmorillonite。
The preparation method of the water-base nano carbide fluid of present embodiment is:
(1) mix than by water basal liquid and dispersion stabilizer according to the metering of water-base nano carbide fluid, under 30 DEG C of temperature conditions, stir 40min, obtain stable solution；
(2) nanometer additive is added to stablizing in solution according to the metering of water-base nano carbide fluid, under 45 DEG C of temperature conditions, stir 10min, obtain suspending liquid A；
(3) anti-settling stabilizer is added in suspending liquid A according to the metering of water-base nano carbide fluid, under 25 DEG C of temperature conditions, stir 10min, obtain suspension B；
(4) suspension B is placed at 25 DEG C～50 DEG C and carries out ultrasound wave dispersion, disperse 20min～60min, water-base nano carbide fluid can be obtained。Apparent figure after preparing 2 months, carbide particle dispersion in the solution, sedimentation resistance stability are good, and solution is without clarification, soilless sticking phenomenon。Solution rheological behavior is good, and solid volume fraction is high, and viscosity is adjustable。
Embodiment four: the concrete composition of the water machine Nano carbon compound fluid of present embodiment is: 98wt% water basal liquid, 2wt% nanometer additive, 2wt% auxiliary additive。Ca in water basal liquid2+、Mg2+≤ 10mg/L, Al3+≤ 0.2mg/L, Cl-≤ 6mg/L, PO4 3-≤ 5mg/L, SO4 2-≤ 5mg/L, other ion concentration is consistent with drinking water sanitary standard。Solid grain size≤500nm, content of microorganisms≤20CFU/mL in water basal liquid。Nanometer additive is nano boron carbide, and the magnitude range of nano-carbide average grain is 20nm～40nm, and particle diameter deviation is less than 10nm。Auxiliary additive include accounting for the dispersion stabilizer of water-base nano carbide fluid 0.6wt%, 0.8% anti-settling stabilizer, be analytical pure。Dispersion stabilizer is the arbitrary proportion mixture of sodium polyacrylate, cetyl trimethylammonium bromide；Anti-settling stabilizer is montmorillonite。
The preparation method of the water-base nano carbide fluid of present embodiment is:
(1) mix than by water basal liquid and dispersion stabilizer according to the metering of water-base nano carbide fluid, under 40 DEG C of temperature conditions, stir 20min, obtain stable solution；
(2) nanometer additive is added to stablizing in solution according to the metering of water-base nano carbide fluid, under 50 DEG C of temperature conditions, stir 30min, obtain suspending liquid A；
(3) anti-settling stabilizer is added in suspending liquid A according to the metering of water-base nano carbide fluid, under 25 DEG C of temperature conditions, stir 60min, obtain suspension B；
(4) suspension B is placed at 25 DEG C and carries out ultrasound wave dispersion, disperse 60min, water-base nano carbide fluid can be obtained。Apparent figure after preparing 2 months, carbide particle dispersion in the solution, sedimentation resistance stability are good, and solution is without clarification, soilless sticking phenomenon。Solution rheological behavior is good, and solid volume fraction is high, and viscosity is adjustable。
Embodiment five: the concrete composition of the water machine Nano carbon compound fluid of present embodiment is: 96wt% water basal liquid, 3wt% nanometer additive, 1wt% auxiliary additive。Ca in water basal liquid2+、Mg2+≤ 10mg/L, Al3+≤ 0.2mg/L, Cl-≤ 6mg/L, PO4 3-≤ 5mg/L, SO4 2-≤ 5mg/L, other ion concentration is consistent with drinking water sanitary standard。Solid grain size≤500nm, content of microorganisms≤20CFU/mL in water basal liquid。Nanometer additive is nanometer tungsten carbide, and the magnitude range of nano-carbide average grain is 30nm～100nm, and particle diameter deviation is less than 10nm。Auxiliary additive include accounting for the dispersion stabilizer of water-base nano carbide fluid 0.4wt%, 0.7% anti-settling stabilizer, be analytical pure。Dispersion stabilizer is sodium carboxymethyl cellulose；Anti-settling stabilizer is montmorillonite。
The preparation method of the water-base nano carbide fluid of present embodiment is:
(1) mix than by water basal liquid and dispersion stabilizer according to the metering of water-base nano carbide fluid, under 40 DEG C of temperature conditions, stir 30min, obtain stable solution；
(2) nanometer additive is added to stablizing in solution according to the metering of water-base nano carbide fluid, under 33 DEG C of temperature conditions, stir 40min, obtain suspending liquid A；
(3) anti-settling stabilizer is added in suspending liquid A according to the metering of water-base nano carbide fluid, under 50 DEG C of temperature conditions, stir 20min, obtain suspension B；
(4) suspension B is placed at 40 DEG C and carries out ultrasound wave dispersion, disperse 40min, water-base nano carbide fluid can be obtained。Apparent figure after preparing 2 months, carbide particle dispersion in the solution, sedimentation resistance stability are good, and solution is without clarification, soilless sticking phenomenon。Solution rheological behavior is good, and solid volume fraction is high, and viscosity is adjustable。
Embodiment six: the concrete composition of the water machine Nano carbon compound fluid of present embodiment is: 97wt% water basal liquid, 1wt% nanometer additive, 2wt% auxiliary additive。Ca in water basal liquid2+、Mg2+≤ 10mg/L, Al3+≤ 0.2mg/L, Cl-≤ 6mg/L, PO4 3-≤ 5mg/L, SO4 2-≤ 5mg/L, other ion concentration is consistent with drinking water sanitary standard。Solid grain size≤500nm, content of microorganisms≤20CFU/mL in water basal liquid。Nanometer additive is nano-carbide, includingAny one in the nanometer silicon carbide of crystal formation, nano titanium carbide, nano boron carbide or nanometer tungsten carbide, the magnitude range of nano-carbide average grain is 20nm～100nm, and particle diameter deviation is less than 10nm。Auxiliary additive include accounting for the dispersion stabilizer of water-base nano carbide fluid 0.6wt%, 1% anti-settling stabilizer, be analytical pure。Dispersion stabilizer is the arbitrary proportion mixture in sodium polyacrylate dodecyl sodium sulfate, sodium carboxymethyl cellulose；Anti-settling stabilizer is montmorillonite。
The preparation method of the water-base nano carbide fluid of present embodiment is:
(1) mix than by water basal liquid and dispersion stabilizer according to the metering of water-base nano carbide fluid, under 25 DEG C of temperature conditions, stir 60min, obtain stable solution；
(2) nanometer additive is added to stablizing in solution according to the metering of water-base nano carbide fluid, under 50 DEG C of temperature conditions, stir 33min, obtain suspending liquid A；
(3) anti-settling stabilizer is added in suspending liquid A according to the metering of water-base nano carbide fluid, under 50 DEG C of temperature conditions, stir 10minmin, obtain suspension B；
(4) suspension B is placed at 50 DEG C and carries out ultrasound wave dispersion, disperse 20min, water-base nano carbide fluid can be obtained。Apparent figure after preparing 2 months, carbide particle dispersion in the solution, sedimentation resistance stability are good, and solution is without clarification, soilless sticking phenomenon。Solution rheological behavior is good, and solid volume fraction is high, and viscosity is adjustable。
Above the specific embodiment of the present invention is explained in detail, but the present invention is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, it is also possible under the premise without departing from present inventive concept, make various change。
Claims (3)
1. a water-base nano carbide fluid, it is characterised in that concrete composition is: 93～99.1wt% water basal liquid, 0.5～4wt% nanometer additive, 0.4～3wt% auxiliary additive；
Ca in described water basal liquid2+、Mg2+≤ 10mg/L, Al3+≤ 0.2mg/L, Cl-≤ 6mg/L, PO4 3-≤ 5mg/L, SO4 2-≤ 5mg/L, other ion concentration is consistent with drinking water sanitary standard；
Content of microorganisms≤20CFU/mL in described water basal liquid；
Described nanometer additive is nano-carbide, and including any one in the nanometer silicon carbide of crystal formation, nano titanium carbide, nano boron carbide or nanometer tungsten carbide, the magnitude range of nano-carbide average grain is 20nm～100nm, and particle diameter deviation is less than 10nm；
Described auxiliary additive includes accounting for the corrosion prevention rust preventer of the dispersion stabilizer of water-base nano carbide fluid 0.2～1wt%, the anti-settling stabilizer of 0.1～1wt% and 0～1wt%, is analytical pure；
Described dispersion stabilizer is one or more the arbitrary proportion mixture in sodium polyacrylate, cetyl trimethylammonium bromide, sodium lauryl sulphate, dodecyl sodium sulfate, sodium carboxymethyl cellulose；Anti-settling stabilizer is montmorillonite；Corrosion prevention rust preventer is triethanolamine, ricinoleic acid diethanolamine salt or butadienyl succinic acid。
2. water-base nano carbide fluid according to claim 1, it is characterised in that: solid grain size≤500nm in described water basal liquid。
3. the preparation method of the water-base nano carbide fluid described in claim 1, it is characterised in that concrete steps include:
(1) mix than by water basal liquid and dispersion stabilizer according to the metering of water-base nano carbide fluid, under 25 DEG C～50 DEG C temperature conditions, stir 10min～60min, obtain stable solution；
(2) nanometer additive is added to stablizing in solution according to the metering of water-base nano carbide fluid, under 25 DEG C～50 DEG C temperature conditions, stir 10min～60min, obtain suspending liquid A；
(3) anti-settling stabilizer is added in suspending liquid A according to the metering of water-base nano carbide fluid, under 25 DEG C～50 DEG C temperature conditions, stir 10min～60min, obtain suspension B；
(4) suspension B is placed at 25 DEG C～50 DEG C and carries out ultrasound wave dispersion, disperse 20min～60min, water-base nano carbide fluid can be obtained。
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| CN104845728A (en) * | 2015-04-13 | 2015-08-19 | 昆明理工大学 | Antiwear low corrosion nanometer hydraulic medium and preparation method thereof |
| CN108384600A (en) * | 2018-03-09 | 2018-08-10 | 广东工业大学 | A kind of preparation method of New Two Dimensional material reinforcement polyethylene glycol lubricating oil |
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