CN106025174A - Carbon black-graphene/aqueous polyurethane coating composite conductive thin film based seawater power generation apparatus, and preparation method and application therefor - Google Patents
Carbon black-graphene/aqueous polyurethane coating composite conductive thin film based seawater power generation apparatus, and preparation method and application therefor Download PDFInfo
- Publication number
- CN106025174A CN106025174A CN201610466861.8A CN201610466861A CN106025174A CN 106025174 A CN106025174 A CN 106025174A CN 201610466861 A CN201610466861 A CN 201610466861A CN 106025174 A CN106025174 A CN 106025174A
- Authority
- CN
- China
- Prior art keywords
- carbon black
- thin film
- polyurethane coating
- graphene
- white carbon
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/30—Deferred-action cells
- H01M6/32—Deferred-action cells activated through external addition of electrolyte or of electrolyte components
- H01M6/34—Immersion cells, e.g. sea-water cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/06—Electrodes for primary cells
- H01M4/08—Processes of manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/60—Selection of substances as active materials, active masses, active liquids of organic compounds
- H01M4/602—Polymers
- H01M4/604—Polymers containing aliphatic main chain polymers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/005—Devices for making primary cells
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Composite Materials (AREA)
- Paints Or Removers (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a carbon black-graphene/aqueous polyurethane coating composite conductive thin film based seawater power generation apparatus, and a preparation method and an application therefor. The seawater power generation apparatus is prepared by the steps of dispersing the aqueous polyurethane coating into a dispersion liquid firstly; then enabling the dispersion liquid, graphene and carbon black to be mixed and dispersed; next, coating a substrate with the mixed dispersion liquid, and drying the substrate naturally to obtain the carbon black-graphene/aqueous polyurethane coating loaded composite conductive thin film; and then further assembling the seawater power generation apparatus. By making full use of the interface charge transmission generated when the composite conductive thin film is washed by sea water, the output of the current and voltage signals is realized; when the thin film is washed by seawater, the seawater power generation apparatus is formed; the seawater power generation apparatus has simple preparation method and low cost; the large-area preparation of the seawater power generation apparatus can be realized; and meanwhile, the seawater power generation apparatus is excellent in performance, and can be applied in power generation on coastlines, rocks, ships, sea islands and the like, so that the utilization of the inherent source of the sea is improved.
Description
Technical field
The invention belongs to new material technology and technical field of new energies, be specifically related to a kind of sea water generator based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film and its preparation method and application.
Background technology
Flowing water generation technology just had been proposed in 1989, nowadays had become as a kind of practicable new energy technology, belonged to a kind of cleaning natural energy resources developed.It is to integrate boats and ships and ocean, machining, automatically control the high-new technology products of technology with the engineering field such as electric power, is currently to need one of the new energy technology of primary study and exploitation.But owing to its needs set up power station of running water in river or sea, this just limits its development in actual applications.
Summary of the invention
Object of the present invention is to provide a kind of sea water generator based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film and its preparation method and application, the present invention can obtain that preparation method is simple, stable performance good, low cost, lightweight and conductivity adjustable composite conductive thin film in a big way.Being used on the device of thin film generating, this may advantageously facilitate the industrialized production in this field, is more beneficial for the development of new forms of energy industry；And preparation method of the present invention is simple, the electric installation stable performance prepared is good, low cost, and therefore advantage simple to operate has important practical value and economic worth.
For achieving the above object, the present invention is achieved by the following technical solutions:
A kind of preparation method of sea water generator based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film, it comprises the following steps:
(1) aqueous polyurethane coating is dispersed in dispersant, the dispersion liquid of preparation aqueous polyurethane coating；
(2) being distributed to by the mixed-powder of Graphene and white carbon black in the dispersion liquid of step (1) described aqueous polyurethane coating, dispersion is allowed to form stable dispersion liquid；
(3) stable dispersion liquid in step (2) is coated on matrix, natural drying, forms composite conductive thin film based on white carbon black graphene/waterborne polyurethane coating；
(4) two electrodes are connected to the upper/lower terminal of described white carbon black graphene/waterborne polyurethane coating composite conductive thin film, and seal with ethylene-vinyl acetate copolymer, prepare described TRT.
Further: the dispersant in described step (1) is one or more in ethanol, DMF, water, acetone or alcohol amine.
Further: in described step (1) dispersion liquid, the mass volume ratio of aqueous polyurethane coating is 0.001～0.023g/mL.
Further: the mass fraction of the total material formed after the mixed-powder of Graphene and white carbon black accounts for dispersion in described step (2) is 30%～95%.
Further: in described step (2), the mass ratio of Graphene and white carbon black is Graphene: white carbon black=1～9: 1.
Further: the matrix in described step (3) is one or more in glass, titanium sheet or aluminium flake PET.
Present invention also offers preparation-obtained based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film.
Invention further provides the sea water generator based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film obtained by the preparation method described in utilization.
Further: the current signal scope produced under the conditions of seawater scouring thin film is-50～200 microamperes, and voltage signal range is-0.5～4 millivolt.
Present invention also offers described sea water generator battery component in preparation Yu Haiyang based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film and the application in electric station.
Compared with prior art, advantages of the present invention and have the technical effect that Graphene have excellence conduction, heat conduction and mechanical property, can be as the preferable Nano filling preparing high-strength conducting composite material.Sodium ion in the adsorbable sea water of Graphene forms electric double layer capacitance simultaneously, exports current and voltage signals.And, when seawater scouring thin film, the electric double layer at the gas-liquid interface of movement near the absorption of sodium ion be higher than chloride ion.The sodium ion which results in interface can not be combined by chloride ion in time.So the electronics that sodium ion obtains from Graphene result in the hole, local at gas-liquid interface and the rising of current potential more than when balancing electric double layer.Higher local potential drives the hole of interface by the white carbon black graphene/waterborne polyurethane coating composite conductive thin film in the relatively low solution of boundary migration to hole concentration.Covered seashore, reef, on hull etc., current and voltage signals can be produced when the continuous scrub membranes of sea water.
The present invention takes full advantage of above-mentioned advantage, and carries out rational element proportion design, optimizes white carbon black, Graphene and the ratio of aqueous polyurethane coating, improves electric conductivity and the stability of white carbon black graphene/waterborne polyurethane coating laminated film.It is simple that thus prepared white carbon black graphene/waterborne polyurethane coating composite conductive thin film has preparation method, and stable performance is good, low cost, good conductivity, lightweight and conductivity adjustable feature in a big way.Prepared generating device structure is simple, operability good, function admirable.Coastline, island, the TRT on reef can be used on a large scale.
Accompanying drawing explanation
Fig. 1 is the generating mechanism schematic diagram of white carbon black graphene/waterborne polyurethane coating composite conductive thin film of the present invention, respectively illustrates sea washes and generating mechanism figure time sea water is decorporated.
Fig. 2 is produced current curve (a) and voltage (b) when seawater scouring white carbon black of the present invention graphene/waterborne polyurethane coating composite conductive thin film.
Detailed description of the invention
Below in conjunction with detailed description of the invention, technical scheme is described in further detail.
Embodiment 1
The sea water generator of the composite conductive thin film based on white carbon black graphene/waterborne polyurethane coating that the present invention provides, its preparation method comprises the following steps:
(1) being distributed in distilled water by the aqueous polyurethane coating of certain mass, preparation mass volume ratio is the dispersion liquid of the aqueous polyurethane coating of 0.001～0.023g/mL.
(2) mixed-powder of Graphene and white carbon black is distributed in the dispersion liquid of the aqueous polyurethane coating in step (1), it is 40% that the quality of the mixed-powder of described Graphene and white carbon black accounts for the mass fraction of the total material being distributed in dispersion liquid formation,, and be allowed to form stable dispersion liquid by ultrasonic disperse；Wherein the mass ratio of Graphene and white carbon black is 2:1.
(3) the stable dispersion liquid prepared in step (2) is coated on matrix, natural drying in atmosphere, forms composite conductive thin film based on white carbon black graphene/waterborne polyurethane coating；Heretofore described matrix be glass, titanium sheet, aluminium flake, PET etc. therein one or more.
(4) two electrodes are connected to the upper/lower terminal of white carbon black graphene/waterborne polyurethane coating composite conductive thin film, and seal with ethylene-vinyl acetate copolymer, prepare described sea water generator.
And use electrochemical method detection produced signal of telecommunication when seawater scouring white carbon black graphene/waterborne polyurethane coating composite conductive thin film.By the above-mentioned preparation method of the present invention, the current signal scope when simulated seawater scrub membranes that can obtain is-50～200 microamperes, and voltage signal range is-0.5～4 millivolt.
Sea water generator of the present invention can be applied to the aspect such as ocean and power station as battery component.
As it is shown in figure 1, the introduction of the electricity generating principle of present invention TRT based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film: the sodium ion in the adsorbable sea water of Graphene forms electric double layer capacitance, exports current and voltage signals.And, when seawater scouring thin film, the electric double layer at the gas-liquid interface of movement near the absorption of sodium ion be higher than chloride ion.The sodium ion which results in interface can not be combined by chloride ion in time.So the electronics that sodium ion obtains from Graphene result in the hole, local at gas-liquid interface and the rising of current potential more than when balancing electric double layer.Higher local potential drives the hole of interface by the white carbon black graphene/waterborne polyurethane coating composite conductive thin film in the relatively low solution of boundary migration to hole concentration.Current and voltage signals can be produced when the continuous scrub membranes of sea water.Being immersed in sea water by thin film, the graphene film of absorption sodium ion is positive pole, and chlorine ion binding capacity layer is negative pole.The electric double layer of moving boundary can regard the capacitor (C in parallel at series of equivalent interval as1～Cn). the Graphene part of immersion is shown as a series of series resistance △ R1～△ RnAs positive pole, the △ R of solvent portions1'～△ Rn' as negative pole.The length of electric double layer is divided into uniform n the part of Na ion concentration.When Graphene inserts in sea water, at the electric capacity C of moving boundarynIt is higher than other and immerses the C in sea water1～Cn-1.And moving boundary now has high electric charge and magnitude of voltage.Now, in order to the electric capacity C in sea water1～Cn-1Keep balance, the electric capacity C of moving boundarynIts electric charge will be discharged, form electric current and voltage.When sea water is by when decorporating on thin film, produce rightabout current and voltage signals.
As in figure 2 it is shown, produced current signal is-30～150 microamperes when simulated seawater washes away white carbon black graphene/waterborne polyurethane coating composite conductive thin film, voltage signal range is-0.1～2 millivolt.
Above example is only in order to illustrate technical scheme, rather than is limited；Although the present invention being described in detail with reference to previous embodiment, for the person of ordinary skill of the art, still the technical scheme described in previous embodiment can be modified, or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of claimed technical solution of the invention.
Claims (10)
1. the preparation method of a sea water generator based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film, it is characterised in that it comprises the following steps:
(1) aqueous polyurethane coating is dispersed in dispersant, the dispersion liquid of preparation aqueous polyurethane coating；
(2) being distributed to by the mixed-powder of Graphene and white carbon black in the dispersion liquid of step (1) described aqueous polyurethane coating, dispersion is allowed to form stable dispersion liquid；
(3) stable dispersion liquid in step (2) is coated on matrix, natural drying, forms composite conductive thin film based on white carbon black graphene/waterborne polyurethane coating；
(4) two electrodes are connected to the upper/lower terminal of described white carbon black graphene/waterborne polyurethane coating composite conductive thin film, and seal with ethylene-vinyl acetate copolymer, prepare described TRT.
The preparation method of sea water generator based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film the most according to claim 1, it is characterized in that: the dispersant in described step (1) is one or more in ethanol, DMF, water, acetone or alcohol amine.
The preparation method of sea water generator based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film the most according to claim 1, it is characterised in that: in described step (1) dispersion liquid, the mass volume ratio of aqueous polyurethane coating is 0.001～0.023g/mL.
The preparation method of sea water generator based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film the most according to claim 1, it is characterised in that: the mass fraction of the total material formed after the mixed-powder of Graphene and white carbon black accounts for dispersion in described step (2) is 30%～95%.
The preparation method of sea water generator based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film the most according to claim 4, it is characterised in that: in described step (2), the mass ratio of Graphene and white carbon black is Graphene: white carbon black=1～9: 1.
The preparation method of sea water generator based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film the most according to claim 1, it is characterised in that: the matrix in described step (3) is one or more in glass, titanium sheet or aluminium flake PET.
7. in claim 1, step (1)～(3) are preparation-obtained based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film.
8. according to the sea water generator based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film obtained by the preparation method according to any one of claim 1-6.
Sea water generator based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film described in the most according to Claim 8, it is characterized in that: the current signal scope produced under the conditions of seawater scouring thin film is-50～200 microamperes, and voltage signal range is-0.5～4 millivolt.
10. the sea water generator battery component in preparation Yu Haiyang based on white carbon black graphene/waterborne polyurethane coating composite conductive thin film described in claim 8 and the application in electric station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610466861.8A CN106025174B (en) | 2016-06-24 | 2016-06-24 | A kind of sea water generator and its preparation method and application based on carbon black-graphene/waterborne polyurethane coating composite conductive thin film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610466861.8A CN106025174B (en) | 2016-06-24 | 2016-06-24 | A kind of sea water generator and its preparation method and application based on carbon black-graphene/waterborne polyurethane coating composite conductive thin film |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106025174A true CN106025174A (en) | 2016-10-12 |
| CN106025174B CN106025174B (en) | 2018-07-31 |
Family
ID=57086637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610466861.8A Expired - Fee Related CN106025174B (en) | 2016-06-24 | 2016-06-24 | A kind of sea water generator and its preparation method and application based on carbon black-graphene/waterborne polyurethane coating composite conductive thin film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106025174B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108878560A (en) * | 2018-06-26 | 2018-11-23 | 暨南大学 | A kind of solar energy response wave energy reforming unit and its preparation method and application of the composite conductive thin film based on carbon quantum dot modification |
| CN111892738A (en) * | 2020-08-16 | 2020-11-06 | 五邑大学 | Preparation method of waterborne polyurethane conductive sponge |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102307024A (en) * | 2011-06-21 | 2012-01-04 | 南京航空航天大学 | Graphene-based fluid power generating device for fluctuation sensing device |
| CN105305884A (en) * | 2015-10-22 | 2016-02-03 | 中国海洋大学 | Sliding power generator based on reductive oxidized graphene film and preparation method and application of power generator |
-
2016
- 2016-06-24 CN CN201610466861.8A patent/CN106025174B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102307024A (en) * | 2011-06-21 | 2012-01-04 | 南京航空航天大学 | Graphene-based fluid power generating device for fluctuation sensing device |
| CN105305884A (en) * | 2015-10-22 | 2016-02-03 | 中国海洋大学 | Sliding power generator based on reductive oxidized graphene film and preparation method and application of power generator |
Non-Patent Citations (1)
| Title |
|---|
| PRASHANT DHIMAN ET AL: ""Harvesting Energy from Water Flow over Graphene"", 《NANO LETTERS》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108878560A (en) * | 2018-06-26 | 2018-11-23 | 暨南大学 | A kind of solar energy response wave energy reforming unit and its preparation method and application of the composite conductive thin film based on carbon quantum dot modification |
| CN111892738A (en) * | 2020-08-16 | 2020-11-06 | 五邑大学 | Preparation method of waterborne polyurethane conductive sponge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106025174B (en) | 2018-07-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105280394B (en) | A kind of cell type ultracapacitor of high power density and high-energy-density based on sandwich construction and preparation method thereof | |
| Hatzell et al. | Capacitive deionization concept based on suspension electrodes without ion exchange membranes | |
| CN111600511B (en) | Preparation method of one-dimensional carboxylated carbon material-based photovoltaic and wet gas power generation device | |
| CN105244180B (en) | A kind of preparation of three-dimensional grapheme manganese dioxide nano-composite material modified electrode and its method for capacitive property test | |
| CN103401008A (en) | Method and device for storing bioelectrical energy by virtue of capacitive anode | |
| CN106098397B (en) | NiSe-Ni for supercapacitor3Se2Three-dimensional pine needle shape nano material and preparation method thereof | |
| CN103966644B (en) | A kind of preparation method of graphene/polymer emulsion composite film material | |
| CN103943381A (en) | Nickel-base super-capacitor electrode material, preparation method thereof and super-capacitor | |
| CN106025174A (en) | Carbon black-graphene/aqueous polyurethane coating composite conductive thin film based seawater power generation apparatus, and preparation method and application therefor | |
| Salvin et al. | Energy harvest with mangrove benthic microbial fuel cells | |
| Brahmi et al. | New membrane and electrode assembly concept to improve salinity energy harvesting. | |
| CN106158420B (en) | A kind of NiSe-Ni for ultracapacitor3Se2Porous nano ball material and preparation method thereof | |
| CN108364799A (en) | A kind of flexible super capacitor and preparation method thereof | |
| CN110444759A (en) | A kind of three-dimensional NiMoO for nickel-zinc cell4The synthetic method of graphene composite nano material | |
| CN108091822B (en) | Preparation method of positive electrode of magnesium cuprous chloride battery and battery obtained by preparation method | |
| CN105513835A (en) | Preparation method and application of nickel hydroxide/graphene flexible electrode material | |
| CN105957715B (en) | A kind of round-the-clock silicon solar cell that can be generated electricity in wet condition and its preparation method and application | |
| CN102709066A (en) | Water system symmetrical electrochemical capacitor based on rice husk porous carbon | |
| Yu et al. | Tuning Surface Molecular Design of Porous Carbon for Blue Energy Harvesting | |
| CN107863905A (en) | A kind of electric energy generating method based on graphene oxide membrane | |
| CN108806999A (en) | Electrode material, ultracapacitor, electronic equipment and the method for preparing electrode material | |
| CN114598183A (en) | Hydroenergy electricity generation and flow monitoring device based on fretwork electrode structure | |
| KR20150002365A (en) | Salinity gradient electric generating device having conductive foam | |
| CN106252098A (en) | A kind of high voltage withstanding aqueous super capacitor and preparation method thereof | |
| CN106548878A (en) | A kind of ultracapacitor of use il electrolyte |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180731 Termination date: 20190624 |