CN108410265A - A kind of high concentration high stable transient metal chalcogenide compound ink and preparation method thereof for ink jet printing - Google Patents
A kind of high concentration high stable transient metal chalcogenide compound ink and preparation method thereof for ink jet printing Download PDFInfo
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- CN108410265A CN108410265A CN201810309093.4A CN201810309093A CN108410265A CN 108410265 A CN108410265 A CN 108410265A CN 201810309093 A CN201810309093 A CN 201810309093A CN 108410265 A CN108410265 A CN 108410265A
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- metal chalcogenide
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/38—Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
Abstract
The invention belongs to two-dimensional material preparing technical fields, and in particular to a kind of high concentration high stable transient metal chalcogenide compound ink and preparation method thereof for ink jet printing.It is low for existing transient metal chalcogenide compound nano flake printing ink concentration, stability is poor, lead to use and store inconvenient problem, the technical scheme is that, preparation method includes the following steps：[1] two kinds of stripping solvents are chosen, binary good solvent system is configured to；[2] water-soluble high-molecular compound is added into binary good solvent system, obtains mixed solvent；[3] nano flake of transient metal chalcogenide compound will be separated from transient metal chalcogenide compound powder by the method for ultrasound stripping；[4] it centrifuges, it is transient metal chalcogenide compound nano flake dispersion liquid to take supernatant；[5] physical property conditioning agent is added and obtains transient metal chalcogenide compound ink.The present invention is suitable for the ink jet printing of transient metal chalcogenide compound two-dimensional material.
Description
Technical field
The invention belongs to two-dimensional material preparing technical fields, and in particular to a kind of high concentration high stable for ink jet printing
Transient metal chalcogenide compound ink and preparation method thereof.
Background technology
It is the two-dimensional layer material of representative due to the Local Characteristic on two-dimentional scale using graphene, makes it have different from three
The specific physical and chemical characteristic for tieing up block materials, are widely used in the manufacture of electronic device.It is similar with graphene-structured,
MoS2、WSe2、WS2Equal Typical transition metals chalcogen compound (TMDs) also belongs to lamellar compound, between layers by Van der Waals
Power combines.Single layer or few layer transient metal chalcogenide compound have strong light and substance reciprocation, Quantum geometrical phase, from
Unique electricity and the optical characteristics such as rotation-paddy degree of freedom make it before photoelectric device and paddy devices field have greatly application
Scape.
The implementation method that transient metal chalcogenide compound obtains nano thin-layer structure at present mainly has：Micromechanical forces are removed
Method, lithium ion graft process, liquid phase ultrasound stripping method and chemical vapour deposition technique etc..Wherein, micromechanical forces stripping method low output, nothing
Method is prepared on a large scale and repeatability is poor；Lithium ion graft process technique takes, preparation condition is harsh；It is prepared by chemical vapour deposition technique
It is of high cost, technology controlling and process is complicated.Liquid phase ultrasound stripping method is by choosing suitable stripping solvent, using supersonic oscillations from bulk
On separate layer material, thin layer nanometer sheet is obtained after centrifugation, has that the flexibility of easy to operate, technology of preparing is high, is suitble to rule
The remarkable advantage of modelling production.
Transient metal chalcogenide compound nano flake often needs to be transferred in substrate when manufacturing applied to device, operation
Difficulty is big and process cycle is long, prepared by the large area that individual devices only can be obtained and be difficult to realize device.By transient metal chalcogenide
Compound nano flake ink simultaneously uses ink-jet printing technology, realization large area electron device that can be convenient, fast, inexpensive
The preparation of part.The prior art (Li J, Naiini M M, Vaziri S, et al.Inkjet Printing of MoS2[J]
.Advanced Functional Materials,2015,24(41):6524-6531.) utilize dimethylformamide for solvent,
Ethyl cellulose is stabilizer, removes to have obtained molybdenum disulfide nano thin slice using liquid phase ultrasound；Then using vacuum distillation
Method replaces dimethylformamide with terpinol and obtains molybdenum disulfide/terpinol dispersion liquid；It is eventually adding a certain proportion of ethyl alcohol
It is mixed to get inkjet printing ink.The technical matters process is complicated, and selected stripping dicyandiamide solution toxicity is big, prepared
Printing ink concentration is only 0.1mg/mL, and the stability of ink is poor, is only capable of storage week age.
Invention content
It is low for existing transient metal chalcogenide compound nano flake printing ink concentration, stability is poor, cause to use and deposit
Inconvenient problem is put, the present invention provides a kind of high concentration high stable transient metal chalcogenide compound ink for ink jet printing,
Its object is to：Enable transient metal chalcogenide compound nano flake that there is very strong stabilization under conditions of higher concentration
Property, to easy to use and preservation for a long time.
The technical solution adopted by the present invention is as follows：
A kind of preparation method of high concentration high stable transient metal chalcogenide compound ink for ink jet printing, including such as
Lower step：
[1] two kinds of stripping solvents are chosen, binary good solvent system is configured to；
[2] water-soluble high-molecular compound is added in the binary good solvent system obtained to step [1], obtains mixing molten
Agent；
[3] transient metal chalcogenide compound powder is distributed to the in the mixed solvent that step [2] obtains, then passes through ultrasound
The method of stripping separates the nano flake of transient metal chalcogenide compound from transient metal chalcogenide compound powder；
[4] dispersion liquid obtained after step [3] processing is centrifuged, it is Transition Metal Sulfur to take supernatant
Belong to compound nano thin slice dispersion liquid；
[5] physical property conditioning agent is added in the transient metal chalcogenide compound nano flake dispersion liquid obtained into step [4]
Obtain transient metal chalcogenide compound ink.
After the technical solution, binary good solvent system is formed by preferably removing solvent, advantageously forms high concentration
Transient metal chalcogenide compound nano flake dispersion liquid.The water-soluble high-molecular compound of addition can play stabilizer
Effect, inhibits the reunion of nano flake；It can also play the role of intercalation up-stripping simultaneously, improve transient metal chalcogenide compound powder
The stripping rate of body, to obtain the transient metal chalcogenide compound ink of high concentration.Therefore, the transition gold that prepared by the method for the present invention
It is high to belong to chalcogen compound nano flake printing ink concentration, long term storage will not reunite, and be highly suitable to be applied for ink jet printing
Technical field.
Preferably, transient metal chalcogenide compound is molybdenum disulfide (MoS2), two tungsten selenide (WSe2), tungsten disulfide (WS2)
In one kind.
Preferably, step [1] the stripping solvent is acetone, ether, ethyl alcohol, isopropanol, dimethyl sulfoxide (DMSO), deionized water
In arbitrary two kinds.The stripping solvent selected in the preferred embodiment compared with the prior art in dimethylformamide equal solvent tool
Have the advantages that cost is lower and to more environment-friendly.
Preferably, step [2] described water-soluble high-molecular compound is hydroxypropyl methyl cellulose, polyvinylpyrrolidine
One kind in ketone, polyethylene glycol dimethyl ether or sodium taurocholate.
Preferably, the method for step [3] the ultrasound stripping is first to use probe sonicator to transient metal chalcogenide
It closes powder and carries out cavitation cavitation erosion stripping, be then transferred in ultrasonic pond and continue ultrasonic stripping.After the preferred embodiment,
Make powder be more prone to remove with cavitation cavitation erosion stripping in advance, improves the stripping rate of ultrasound stripping, and then improve transition
The concentration of metal chalcogenides nano flake ink.
Preferably, step [5] the physical property conditioning agent is one or more in normal propyl alcohol, ethylene glycol or glycerine.It adopts
With different physical property conditioning agents and change the additive amount of physical property conditioning agent, can obtain with different surface tension and viscosity
Transient metal chalcogenide compound ink.
The present invention also provides a kind of high concentration high stable transition for ink jet printing prepared according to above-mentioned preparation method
Metal chalcogenides ink.The printing ink concentration is high and stability is good, and surface tension and viscosity are adjustable, are highly suitable to be applied for spraying
Ink print technical field.
Preferably, the surface tension of transient metal chalcogenide compound ink is 25-40mN/m, viscosity 1.5-3mPas.
The value range of surface tension and viscosity in the preferred embodiment is more suitable for high concentration high stable transient metal chalcogenide chemical combination
Object ink is applied in ink jet printing.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1. forming binary good solvent system by preferably removing solvent, high concentration transient metal chalcogenide chemical combination is advantageously formed
Object nano flake dispersion liquid.The water-soluble high-molecular compound of addition can play the role of stabilizer, inhibit nano flake
Reunite；It can also play the role of intercalation up-stripping simultaneously, the stripping rate of transient metal chalcogenide compound powder be improved, to obtain
The transient metal chalcogenide compound ink of high concentration.Therefore, the transient metal chalcogenide compound nanometer thin that prepared by the method for the present invention
Piece printing ink concentration is high, and long term storage will not reunite, and be highly suitable to be applied for ink-jet printing technology field.
2. this method manufacturing process is simple and environmentally friendly.
3. making powder be more prone to remove with cavitation cavitation erosion stripping in advance, the stripping rate of ultrasound stripping is improved, in turn
Improve the concentration of transient metal chalcogenide compound nano flake ink.
4. using different physical property conditioning agents and changing the additive amount of physical property conditioning agent, can obtain with different surfaces
The transient metal chalcogenide compound ink of tension and viscosity.
Description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is the scanning electron microscope (SEM) photograph for the nano flake being distributed in molybdenum disulfide ink that the embodiment of the present invention obtains；
The ultraviolet-visible that Fig. 2 is the obtained molybdenum disulfide nano flake ink of the embodiment of the present invention after 10 times of dilution is inhaled
Receive spectrogram；
Fig. 3 is the optical photograph for the molybdenum disulfide nano flake ink that the embodiment of the present invention obtains.
Fig. 4 is the scanning electron microscope (SEM) photograph for the nano flake being distributed in molybdenum disulfide ink that comparative example of the present invention obtains；
The ultraviolet-visible that Fig. 5 is the obtained molybdenum disulfide nano flake ink of comparative example of the present invention after 10 times of dilution is inhaled
Receive spectrogram；
Fig. 6 is the optical photograph for the molybdenum disulfide nano flake ink that comparative example of the present invention obtains.
Specific implementation mode
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
A kind of preparation method of high concentration high stable transient metal chalcogenide compound ink for ink jet printing, including such as
Lower step：
[1] two kinds of stripping solvents are chosen to mix according to a certain percentage, are configured to binary good solvent system, it is specific to compare
Example is obtained according to Hansen Solubility Parameter theoretical calculation.
[2] water-soluble high-molecular compound is added in the binary good solvent system obtained to step [1], obtains mixing molten
Agent；The dosage of water-soluble high-molecular compound is that the 10-30% of transient metal chalcogenide compound powder quality is added in next step.
[3] transient metal chalcogenide compound powder is distributed to the in the mixed solvent that step [2] obtains, then passes through ultrasound
The method of stripping separates the nano flake of transient metal chalcogenide compound from transient metal chalcogenide compound powder；Transition gold
The initial concentration for belonging to chalcogenide powder is 5-40mg/mL.
[4] dispersion liquid obtained after step [3] processing is centrifuged, it is Transition Metal Sulfur to take supernatant
Belong to compound nano thin slice dispersion liquid；Wherein, centrifugation rate 5000-10000rpm, centrifugation time 15-30min.
[5] physical property conditioning agent is added in the transient metal chalcogenide compound nano flake dispersion liquid obtained into step [4]
Obtain transient metal chalcogenide compound ink.Physical property conditioning agent is used to adjust the surface tension of transient metal chalcogenide compound ink
With viscosity, the additive amount of physical property conditioning agent needs surface tension and viscosity to be achieved and modulation according to ink.
Preferably, transient metal chalcogenide compound is one kind in molybdenum disulfide, two tungsten selenides or tungsten disulfide.
Preferably, step [1] the stripping solvent is acetone, ether, ethyl alcohol, isopropanol, dimethyl sulfoxide (DMSO), deionized water
In arbitrary two kinds.
Preferably, step [2] described water-soluble high-molecular compound is hydroxypropyl methyl cellulose, polyvinylpyrrolidine
One kind in ketone, polyethylene glycol dimethyl ether or sodium taurocholate.
Preferably, the method for step [3] the ultrasound stripping is first to use probe sonicator to transient metal chalcogenide
It closes powder and carries out cavitation cavitation erosion stripping, wherein the operating power of probe sonicator is 100-400W, splitting time 30-
90min；It is then transferred in ultrasonic pond and continues ultrasonic stripping, the operating power in ultrasonic pond is 100-400W, splitting time
For 12-24h, the temperature in ultrasonic procedure is 25-35 DEG C.
Preferably, step [5] the physical property conditioning agent is one or more in normal propyl alcohol, ethylene glycol or glycerine.
The present invention also provides a kind of high concentration high stable transition for ink jet printing prepared according to above-mentioned preparation method
Metal chalcogenides ink.
Preferably, the surface tension of the transient metal chalcogenide compound ink is 25-40mN/m, viscosity 1.5-
3mPa·s。
It elaborates to the present invention with reference to Fig. 1 to Fig. 6.
Embodiment：
18mL ethyl alcohol is mixed with 22mL deionized waters in beaker, the polyvinylpyrrolidone of 80mg is added, so
After weigh molybdenum disulphide powder powder stock 400mg and be scattered in mixed solution, be configured to the curing that initial concentration is 10mg/mL
Molybdenum suspension.The probe of probe sonicator is placed in below molybdenum disulfide suspension level at 2-3cm, by probe sonicator
Power regulation carries out cavitation erosion stripping, splitting time 30min to 300W, to molybdenum disulfide suspension；In stripping process, by following
Ring water cooling keeps the temperature of dispersion liquid at 30 DEG C.After probe sonication, molybdenum disulfide suspension is transferred in ultrasonic pond
Continue to remove, the power in ultrasonic pond is 350W, splitting time 18h；Likewise, in stripping process, pass through recirculated water cooling
But keep the temperature of dispersion liquid at 30 DEG C.By the molybdenum disulfide nano thin slice suspension obtained after stripping be transferred in centrifuge tube into
Row centrifugation, centrifugation rate 7500rpm, centrifugation time 15min.After the completion of centrifugation, the supernatant at centrifuge tube 2/3rds is collected
Liquid can be obtained molybdenum disulfide nano thin slice dispersion liquid.
By the molybdenum disulfide nano thin slice dispersion liquid that embodiment obtains be formulated as with can spray printing adaptive ink, specific mistake
Cheng Wei：20mL molybdenum disulfide nano thin slice dispersion liquids are taken, 3mL ethylene glycol is added thereto successively and 2mL glycerine adjusts dispersion
The surface tension and viscosity of liquid obtain the molybdenum disulfide nano flake ink with excellent spray printing adaptive.
Fig. 1 is the scanning electron microscope (SEM) photograph of nano flake in the molybdenum disulfide nano flake ink that embodiment obtains.It can by Fig. 1
Know, the molybdenum disulfide nano lamina dimensions removed are smaller, are evenly distributed and good dispersion.
The uv-visible absorption spectra that Fig. 2 is the obtained molybdenum disulfide nano flake ink of embodiment after 10 times of dilution
Figure.As shown in Figure 2, characteristic absorption peak is located at 620nm and 670nm, shows the presence of molybdenum disulfide nano thin slice；Meanwhile it passing through
Calculate its a concentration of 0.49mg/mL.
Fig. 3 is the optical photograph for the molybdenum disulfide nano flake ink that embodiment obtains.From the figure 3, it may be seen that ink is in room temperature
After lower storage 60 days, does not reunite still, show that ink has excellent stability.
Comparative example：
18mL ethyl alcohol is mixed with 22mL deionized waters in beaker, molybdenum disulphide powder powder stock is then weighed
400mg is simultaneously scattered in mixed solution, is configured to the molybdenum disulfide suspension that initial concentration is 10mg/mL.By probe sonicator
Probe be placed in below molybdenum disulfide suspension level at 2-3cm, by the power regulation of probe sonicator to 300W, to two sulphur
Change molybdenum suspension and carries out cavitation erosion stripping, splitting time 30min；In stripping process, suspension is kept by circulating water
Temperature is at 30 DEG C.After probe sonication, molybdenum disulfide suspension is transferred in ultrasonic pond and continues to remove, ultrasonic pond
Power is 350W, splitting time 18h；Likewise, in stripping process, keep the temperature of dispersion liquid 30 by circulating water
℃.The molybdenum disulfide nano thin slice suspension obtained after stripping is transferred in centrifuge tube and is centrifuged, centrifugation rate is
7500rpm, centrifugation time 15min.After the completion of centrifugation, collects the supernatant at centrifuge tube 2/3rds and can be obtained molybdenum disulfide
Nano flake dispersion liquid.
By the molybdenum disulfide nano thin slice dispersion liquid that comparative example obtains be formulated as with can spray printing adaptive ink, specific mistake
Cheng Wei：20mL molybdenum disulfide nano thin slice dispersion liquids are taken, 3mL ethylene glycol is added thereto successively and 2mL glycerine adjusts solution
Surface tension and viscosity, obtain with can spray printing adaptive molybdenum disulfide nano flake ink.
Fig. 4 is the scanning electron microscope (SEM) photograph of nano flake in the molybdenum disulfide nano flake ink that comparative example obtains.It can by Fig. 4
Know, the molybdenum disulfide nano lamina dimensions removed are larger, and are stacked with.
The uv-visible absorption spectra that Fig. 5 is the obtained molybdenum disulfide nano flake ink of comparative example after 10 times of dilution
Figure.As shown in Figure 5, characteristic absorption peak is located at 620nm and 670nm, shows the presence of molybdenum disulfide nano thin slice；Meanwhile it passing through
Calculate its a concentration of 0.21mg/mL, the printing ink concentration obtained less than embodiment.
Fig. 6 is the optical photograph for the molybdenum disulfide nano flake ink that comparative example obtains.It will be appreciated from fig. 6 that ink is in room temperature
Under only store 7 days after just there is precipitation, ink layering, and upper layer lighter in bottom of bottle.Its ink stability is much low
The stability of ink in embodiment.
The specific implementation mode of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot the limitation to the application protection domain therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, under the premise of not departing from technical scheme design, various modifications and improvements can be made, these belong to this
The protection domain of application.
Claims (8)
1. a kind of preparation method of high concentration high stable transient metal chalcogenide compound ink for ink jet printing, feature exist
In including the following steps：
[1] two kinds of stripping solvents are chosen, binary good solvent system is configured to；
[2] water-soluble high-molecular compound is added in the binary good solvent system obtained to step [1], obtains mixed solvent；
[3] transient metal chalcogenide compound powder is distributed to the in the mixed solvent that step [2] obtains, is then removed by ultrasound
Method the nano flake of transient metal chalcogenide compound is separated from transient metal chalcogenide compound powder；
[4] dispersion liquid obtained after step [3] processing is centrifuged, it is transient metal chalcogenide to take supernatant
Close object nano flake dispersion liquid；
[5] physical property conditioning agent is added in the transient metal chalcogenide compound nano flake dispersion liquid obtained into step [4] to obtain
Transient metal chalcogenide compound ink.
2. a kind of high concentration high stable transient metal chalcogenide compound ink for ink jet printing described in accordance with the claim 1
Preparation method, it is characterised in that：The transient metal chalcogenide compound is in molybdenum disulfide, two tungsten selenides or tungsten disulfide
It is a kind of.
3. a kind of high concentration high stable transient metal chalcogenide compound ink for ink jet printing described in accordance with the claim 1
Preparation method, it is characterised in that：Step [1] the stripping solvent be acetone, ether, ethyl alcohol, isopropanol, dimethyl sulfoxide (DMSO),
Arbitrary two kinds in deionized water.
4. a kind of high concentration high stable transient metal chalcogenide compound ink for ink jet printing described in accordance with the claim 1
Preparation method, it is characterised in that：Step [2] described water-soluble high-molecular compound is hydroxypropyl methyl cellulose, polyethylene
One kind in pyrrolidones, polyethylene glycol dimethyl ether or sodium taurocholate.
5. a kind of high concentration high stable transient metal chalcogenide compound ink for ink jet printing described in accordance with the claim 1
Preparation method, it is characterised in that：The method of step [3] the ultrasound stripping is first to use probe sonicator to transition gold
Belong to chalcogenide powder and carry out cavitation cavitation erosion stripping, is then transferred in ultrasonic pond and continues ultrasonic stripping.
6. a kind of high concentration high stable transient metal chalcogenide compound ink for ink jet printing described in accordance with the claim 1
Preparation method, it is characterised in that：Step [5] the physical property conditioning agent is normal propyl alcohol, ethylene glycol, one kind in glycerine or more
Kind.
7. a kind of high concentration high stable transition metal for ink jet printing prepared by preparation method described in accordance with the claim 1
Chalcogen compound ink.
8. a kind of high concentration high stable transient metal chalcogenide compound oil for ink jet printing according to claim 7
Ink, it is characterised in that：The surface tension of the transient metal chalcogenide compound ink is 25-40mN/m, viscosity 1.5-
3mPa·s。
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| CN109112565A (en) * | 2018-09-12 | 2019-01-01 | 电子科技大学 | A method of reducing molybdenum-disulfide radical catalytic hydrogen evolution electrode charge transfger impedance |
| CN109183058A (en) * | 2018-09-12 | 2019-01-11 | 电子科技大学 | A kind of construction method of the catalytic hydrogen evolution electrode of abundant exposed molybdenum disulfide active sites |
| CN109521078A (en) * | 2018-10-30 | 2019-03-26 | 上海大学 | Alloy nanometer crystals/vulcanization molybdenum composite material, its jettisonable electrochemical sensor and its manufacturing method |
| CN110527353A (en) * | 2019-09-19 | 2019-12-03 | 中国科学院苏州纳米技术与纳米仿生研究所 | Two-dimensional material ink and preparation method thereof for inkjet printing |
| CN112939082A (en) * | 2021-01-28 | 2021-06-11 | 青岛科技大学 | Green, low-cost and efficient transition metal disulfide nanosheet preparation method |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109112565A (en) * | 2018-09-12 | 2019-01-01 | 电子科技大学 | A method of reducing molybdenum-disulfide radical catalytic hydrogen evolution electrode charge transfger impedance |
| CN109183058A (en) * | 2018-09-12 | 2019-01-11 | 电子科技大学 | A kind of construction method of the catalytic hydrogen evolution electrode of abundant exposed molybdenum disulfide active sites |
| CN109112565B (en) * | 2018-09-12 | 2020-05-22 | 电子科技大学 | Method for reducing charge transfer impedance of molybdenum disulfide-based catalytic hydrogen evolution electrode |
| CN109183058B (en) * | 2018-09-12 | 2020-08-18 | 电子科技大学 | Construction method of catalytic hydrogen evolution electrode capable of fully exposing molybdenum disulfide active site |
| CN109521078A (en) * | 2018-10-30 | 2019-03-26 | 上海大学 | Alloy nanometer crystals/vulcanization molybdenum composite material, its jettisonable electrochemical sensor and its manufacturing method |
| CN109521078B (en) * | 2018-10-30 | 2021-08-10 | 上海大学 | Alloy nanocrystal/molybdenum sulfide composite material, disposable electrochemical sensor thereof and manufacturing method thereof |
| CN110527353A (en) * | 2019-09-19 | 2019-12-03 | 中国科学院苏州纳米技术与纳米仿生研究所 | Two-dimensional material ink and preparation method thereof for inkjet printing |
| CN112939082A (en) * | 2021-01-28 | 2021-06-11 | 青岛科技大学 | Green, low-cost and efficient transition metal disulfide nanosheet preparation method |
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Application publication date: 20180817 |