CN111395054A - Flexible transparent conductive hydrophobic paper and preparation method thereof - Google Patents
Flexible transparent conductive hydrophobic paper and preparation method thereof Download PDFInfo
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- CN111395054A CN111395054A CN202010229770.9A CN202010229770A CN111395054A CN 111395054 A CN111395054 A CN 111395054A CN 202010229770 A CN202010229770 A CN 202010229770A CN 111395054 A CN111395054 A CN 111395054A
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
- D21J5/00—Manufacture of hollow articles by transferring sheets, produced from fibres suspensions or papier-mâché by suction on wire-net moulds, to couch-moulds
-
- 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
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C09D11/107—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
-
- 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
- C09D11/52—Electrically conductive inks
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/001—Modification of pulp properties
- D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
- D21C9/005—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives organic compounds
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
- D21H11/20—Chemically or biochemically modified fibres
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/16—Sizing or water-repelling agents
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Paper (AREA)
- Conductive Materials (AREA)
Abstract
The invention provides a preparation method of flexible transparent conductive hydrophobic paper, which comprises the following steps: preparing transparent hydrophobic conductive ink: uniformly mixing hydrophobic ionic liquid and polymerizable monomer at normal temperature, adding a photoinitiator and a cross-linking agent, and stirring reaction liquid for 1 hour to prepare prepolymer solution, namely transparent hydrophobic conductive ink; preparation of a transparent paper substrate: oxidizing cellulose by using 2,2,6, 6-tetramethyl piperidine oxide to prepare nano cellulose, and performing vacuum filtration to prepare transparent paper; preparing flexible transparent conductive hydrophobic paper: and uniformly coating the prepared transparent conductive ink on transparent paper, and curing under ultraviolet light to obtain the flexible transparent conductive hydrophobic paper. According to the flexible transparent conductive hydrophobic paper and the preparation method thereof, the surface of the transparent paper is coated with a layer of transparent hydrophobic conductive ink, and then the coating is formed on the surface of the paper after photocuring, so that the paper is endowed with the characteristics of flexibility, conductivity and hydrophobicity.
Description
Technical Field
The invention relates to the field of paper, in particular to flexible transparent conductive hydrophobic paper and a preparation method thereof.
Background
Because the paper has the properties of reproducibility, environmental protection, lightness, mechanical flexibility, disposability and the like, but simultaneously has some defects: the paper has good electrical insulation and general mechanical strength, because the paper contains hydrophilic functional groups, the paper has very good hygroscopicity, the paper is wetted and expanded, and the surface of the paper is easily stained by the external environment and is not easy to clean; when compounded with other compounds, the mechanical properties of the material can be reduced, and the service life of the material can be affected. Therefore, the paper is expected to be widely applied in more fields, especially in microelectronic products, batteries and other energy sources, even in the field of solar energy. (1) The paper must have good hydrophobic properties. The existence of the hydrophobic surface of the paper enables the moisture of the paper material not to be easily changed due to the change of the external environment, so that the performance is more stable, and the hydrophobic surface enables the surface of the plant fiber to have the characteristics of dirt resistance and dirt resistance. (2) In order to apply the paper fiber in the energy fields of microelectronics, electric conduction and the like, the paper must have higher electric conductivity. Therefore, the paper material must be combined with some conductive substances, such as metals, carbon nanotubes, graphene, semiconductors, and organic conductive polymers, in a certain stable form, so that the paper material has higher conductivity.
The application number 201811282393.4 discloses a super-hydrophobic transparent conductive paper and a preparation method thereof, which comprises the following steps: (1) preparing nano silicon dioxide particles; (2) preparing a hydroxylated carbon nanotube; (3) uniformly mixing nano silicon dioxide particles with the hydroxylated carbon nano tubes, and performing super-hydrophobic modification on the nano silicon dioxide particles; (4) preparing transparent paper; (5) and (4) coating the mixture prepared in the step (3) on transparent paper, and drying at normal temperature to obtain the super-hydrophobic transparent conductive paper. The paper prepared by the method has good hydrophobicity, physical strength and conductivity. However, the method has complex preparation flow, various processes and high cost; and the introduction of the carbon nanotubes in full black as the conductive component has the defect that the conductivity and the optical transparency are mutually restricted.
Disclosure of Invention
Aiming at the problems, the invention provides the flexible transparent conductive hydrophobic paper and the preparation method thereof.
In order to achieve the purpose, the invention is solved by the following technical scheme:
the preparation method of the flexible transparent conductive hydrophobic paper comprises the following steps:
preparation of S1 transparent hydrophobic conductive ink: uniformly mixing hydrophobic ionic liquid and polymerizable monomer at normal temperature, adding a photoinitiator and a cross-linking agent, and stirring reaction liquid for 1 hour to prepare prepolymer solution, namely transparent hydrophobic conductive ink;
preparation of S2 transparent paper substrate: oxidizing cellulose by using 2,2,6, 6-tetramethyl piperidine oxide to prepare nano cellulose, and performing vacuum filtration to prepare transparent paper;
s3 preparation of flexible transparent conductive hydrophobic paper: and (4) uniformly coating the transparent conductive ink prepared in the step (S1) on transparent paper, and curing under ultraviolet light to obtain the flexible transparent conductive hydrophobic paper.
Specifically, the hydrophobic ionic liquid is selected from one of 1-butyl-2, 3-dimethyl imidazole bis (trifluoromethanesulfonyl) imide salt, 1-butyl-3-methyl imidazole trifluoroacetate, N-butyl-N-methyl piperidine bis (trifluoromethanesulfonyl) imide salt, N-hexyl pyridine hexafluorophosphate, 1, 2-dimethyl-3-hydroxyethyl imidazole bis (trifluoromethanesulfonyl) imide salt and 1-butyl-3-methyl imidazole hexafluorophosphate.
Specifically, the polymerizable monomer is selected from one or more of methyl methacrylate, ethyl acrylate, ethyl methacrylate, butyl acrylate and butyl methacrylate.
Specifically, the photoinitiator is at least one selected from benzoin and derivatives thereof, benzil photoinitiators, alkyl benzophenones photoinitiators and acylphosphine oxide photoinitiators.
Specifically, the crosslinking agent is at least one selected from the group consisting of tripropylene glycol diacrylate, polyethylene glycol diacrylate, dipropylene glycol diacrylate, 1, 6-hexanediol diacrylate, neopentyl glycol diacrylate, diethylene glycol diacrylate phthalate, trimethylolpropane triacrylate and pentaerythritol tetraacrylate.
Specifically, the curing energy of the ultraviolet light is 2 Kw.
Specifically, the curing time of the ultraviolet light is 5-30 min.
A flexible transparent conductive hydrophobic paper is prepared by applying a preparation method of the flexible transparent conductive hydrophobic paper.
The invention has the beneficial effects that:
according to the flexible transparent conductive hydrophobic paper and the preparation method thereof, the colorless transparent hydrophobic conductive coating is coated on the surface of the paper, the preparation can be completed through a rapid photocuring process, the operation is simple, the processing efficiency is high, the transparent conductive hydrophobic coating is formed on the surface of the paper after curing, the defect of optical transparency caused by using colored conductive components is avoided, the paper is endowed with the characteristics of excellent flexibility, bending resistance, hydrophobic moisture resistance, high permeability, conductivity and the like, and the preparation process does not contain components such as fluorine and the like harmful to the environment, so that the flexible transparent conductive hydrophobic paper is green and environment-friendly.
Detailed Description
The present invention will be described in further detail with reference to specific embodiments in order to provide a further understanding of the nature and technical means of the invention, as well as the specific objects and functions attained by the invention.
Example 1
The preparation method of the flexible transparent conductive hydrophobic paper comprises the following steps:
(A1) preparing transparent hydrophobic conductive ink:
uniformly mixing 1-butyl-2, 3-dimethyl imidazole bis (trifluoromethanesulfonyl) imide salt and methyl methacrylate at 25 ℃, adding benzoin ether serving as a photoinitiator and tripropylene glycol diacrylate serving as a cross-linking agent, and stirring the reaction liquid for 1 hour by using a magnetic stirrer to prepare a prepolymer solution, namely the transparent hydrophobic conductive ink.
(A2) Preparation of a transparent paper substrate:
the 2,2,6, 6-tetramethyl piperidine oxide has oxygen radical and extremely strong oxidizability, the cellulose is oxidized by the 2,2,6, 6-tetramethyl piperidine oxide, the cellulose has a crystalline region and an amorphous region, the oxygen radical can permeate into the amorphous region of the cellulose to destroy the cellulose in the amorphous region, so that the crystalline region nanocellulose with high crystallinity is left, the nanocellulose is prepared, and the operations such as vacuum filtration and the like are carried out by utilizing the conventional papermaking process to prepare the transparent paper with the thickness of 1 mm.
(A3) Preparing flexible transparent conductive hydrophobic paper:
uniformly coating the transparent conductive ink prepared in the step A1 on transparent paper, curing for 15min under ultraviolet light with curing energy of 2Kw, under the irradiation of ultraviolet light (with the wavelength of 250-420 nm), enabling benzoin ether to absorb the energy of the ultraviolet light wavelength to generate free benzoyl free radicals and benzyl ether free radicals, enabling the benzoyl free radicals to further initiate double bonds in molecules of 1-butyl-2, 3-dimethylimidazolium bis (trifluoromethanesulfonyl) imide salt, methyl methacrylate and tripropylene glycol diacrylate to generate continuous polymerization reaction, enabling 1-butyl-2, 3-dimethylimidazolium bis (trifluoromethanesulfonyl) imide salt to be used as hydrophobic ionic liquid with good hydrophobicity and high conductivity in the polymerization process, and enabling hydrophobicity and conductivity of a compound generated after polymerization to be well maintained, the transparent conductive ink layer with the thickness of only 20 mu m is obtained after the transparent conductive ink layer is crosslinked and cured on the surface of the transparent paper, so that the flexible transparent conductive hydrophobic paper with high permeability, hydrophobicity and conductivity is prepared.
(A4) And (3) conductivity test:
the flexible transparent conductive hydrophobic paper is subjected to conductivity test by using the test standard of GB/T7977-2007 paper, paperboard and pulp water extract conductivity to detect the conductivity, and the test results are recorded as the following table 1.
(A5) And (3) testing light transmittance:
the flexible transparent conductive hydrophobic paper is subjected to a light transmittance test by using a test standard of GB/T2410-1980 transparent plastic light transmittance and haze test method to detect the light transmittance performance, and the test results are recorded in the following table 1.
(A6) And (3) testing the waterproof performance:
the water absorption of the flexible transparent conductive hydrophobic paper is tested by using the test standard of GB/T1540-2002 paper and paperboard water absorption measurement Kjeva method, and the test result is expressed by a Kjeva value C and is expressed in g/m2The difference between the mass M (in g) of the sample weighed after water absorption and the mass M (in g) of the sample weighed before water absorption was multiplied by 100 per 1 square meter of the sample to measure the hydrophobic property, and the test results are reported in Table 1 below.
Example 2
The preparation method of the flexible transparent conductive hydrophobic paper comprises the following steps:
(B1) preparing transparent hydrophobic conductive ink:
uniformly mixing 1-butyl-3-methylimidazole trifluoroacetate and ethyl acrylate at 25 ℃, adding benzoin ether serving as a photoinitiator and 1, 6-hexanediol diacrylate serving as a crosslinking agent, and stirring the reaction solution for 1 hour by using a magnetic stirrer to prepare a prepolymer solution, namely the transparent hydrophobic conductive ink.
(B2) Preparation of a transparent paper substrate:
the 2,2,6, 6-tetramethyl piperidine oxide has oxygen radical and extremely strong oxidizability, the cellulose is oxidized by the 2,2,6, 6-tetramethyl piperidine oxide, the cellulose has a crystalline region and an amorphous region, the oxygen radical can permeate into the amorphous region of the cellulose to destroy the cellulose in the amorphous region, so that the crystalline region nanocellulose with high crystallinity is left, the nanocellulose is prepared, and the operations such as vacuum filtration and the like are carried out by utilizing the conventional papermaking process to prepare the transparent paper with the thickness of 1 mm.
(B3) Preparing flexible transparent conductive hydrophobic paper:
uniformly coating the transparent conductive ink prepared in the step (B1) on transparent paper, curing for 15min under ultraviolet light with curing energy of 2Kw, under the irradiation of ultraviolet light (with the wavelength of 250-420 nm), enabling benzoin ether to absorb the energy of the wavelength of the ultraviolet light to generate free benzoyl free radicals and benzyl ether free radicals, enabling the benzoyl free radicals to further initiate double bonds in molecules of 1-butyl-3-methylimidazole trifluoroacetate, ethyl acrylate and 1, 6-hexanediol diacrylate to generate continuous polymerization reaction, enabling the 1-butyl-3-methylimidazole trifluoroacetate to serve as hydrophobic ionic liquid with good hydrophobicity and high conductivity in the polymerization process, enabling the hydrophobicity and the conductivity of compounds generated after polymerization to be well reserved, enabling the compounds to be crosslinked and cured on the surface of the transparent paper, and obtaining a transparent conductive ink layer with the thickness of only 20 mu m after curing, therefore, the flexible transparent conductive hydrophobic paper with high permeability, hydrophobicity and conductivity is prepared.
(B4) And (3) conductivity test:
the flexible transparent conductive hydrophobic paper is subjected to conductivity test by using the test standard of GB/T7977-2007 paper, paperboard and pulp water extract conductivity to detect the conductivity, and the test results are recorded as the following table 1.
(B5) And (3) testing light transmittance:
the flexible transparent conductive hydrophobic paper is subjected to a light transmittance test by using a test standard of GB/T2410-1980 transparent plastic light transmittance and haze test method to detect the light transmittance performance, and the test results are recorded in the following table 1.
(B6) And (3) testing the waterproof performance:
the water absorption of the flexible transparent conductive hydrophobic paper is tested by using the test standard of GB/T1540-2002 paper and paperboard water absorption measurement Kjeva method, and the test result is expressed by a Kjeva value C and is expressed in g/m2The difference between the mass M (in g) of the sample weighed after water absorption and the mass M (in g) of the sample weighed before water absorption was multiplied by 100 per 1 square meter of the sample to measure the hydrophobic property, and the test results are reported in Table 1 below.
Comparative example 1
Plain paper having a thickness of 1 mm.
(C1) And (3) testing light transmittance:
the transmittance of the plain paper was measured using the test standard GB/T2410-1980 method for testing transmittance and haze of transparent plastics, and the transmittance was measured, and the test results are reported in Table 1 below.
(C2) And (3) testing the waterproof performance:
the above plain paper was subjected to a water absorption test using the test standards of "Korea method for measuring Water absorption of GB/T1540-2002 paper and paperboard", and the test results were expressed in terms of Korea value C in g/m2The difference between the mass M (in g) of the sample weighed after water absorption and the mass M (in g) of the sample weighed before water absorption was multiplied by 100 per 1 square meter of the sample to measure the hydrophobic property, and the test results are reported in Table 1 below.
TABLE 1 test results
| Example 1 | Example 2 | Comparative example 1 | |
| Conductivity, S/m | 2.37×10-3 | 2.15×10-3 | - |
| Light transmittance% | 93.4 | 95.6 | 59 |
| Brix value, g/m2 | 25 | 29 | 135 |
According to the test results, the flexible transparent conductive hydrophobic paper has high conductivity, and compared with the common paper of the comparative example 1, the light transmittance is obviously improved, so that the flexible transparent conductive hydrophobic paper has high permeability, the brisance value is obviously reduced, the water absorption capacity of the flexible transparent conductive hydrophobic paper is poor, and the flexible transparent conductive hydrophobic paper has strong hydrophobic performance.
The above examples only show 2 embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. The preparation method of the flexible transparent conductive hydrophobic paper is characterized by comprising the following steps:
preparation of S1 transparent hydrophobic conductive ink: uniformly mixing hydrophobic ionic liquid and polymerizable monomer at normal temperature, adding a photoinitiator and a cross-linking agent, and stirring reaction liquid for 1 hour to prepare prepolymer solution, namely transparent hydrophobic conductive ink;
preparation of S2 transparent paper substrate: oxidizing cellulose by using 2,2,6, 6-tetramethyl piperidine oxide to prepare nano cellulose, and performing vacuum filtration to prepare transparent paper;
s3 preparation of flexible transparent conductive hydrophobic paper: and (4) uniformly coating the transparent conductive ink prepared in the step (S1) on transparent paper, and curing under ultraviolet light to obtain the flexible transparent conductive hydrophobic paper.
2. The method of claim 1, wherein the hydrophobic ionic liquid is selected from the group consisting of 1-butyl-2, 3-dimethylimidazolium bis (trifluoromethanesulfonyl) imide salt, 1-butyl-3-methylimidazolium trifluoroacetate salt, N-butyl-N-methylpiperidinium bis (trifluoromethanesulfonyl) imide salt, N-hexylpyridinium hexafluorophosphate salt, 1, 2-dimethyl-3-hydroxyethylimidazolium bis (trifluoromethanesulfonyl) imide salt, and 1-butyl-3-methylimidazolium hexafluorophosphate salt.
3. The method for preparing the flexible transparent conductive hydrophobic paper as claimed in claim 1, wherein the polymerizable monomer is one or more selected from methyl methacrylate, ethyl acrylate, ethyl methacrylate, butyl acrylate and butyl methacrylate.
4. The method for preparing the flexible transparent conductive hydrophobic paper as claimed in claim 1, wherein the photoinitiator is at least one selected from benzoin and derivatives thereof, benzil photoinitiators, alkyl benzophenones photoinitiators and acylphosphine oxide photoinitiators.
5. The method of claim 1, wherein the cross-linking agent is at least one selected from the group consisting of tripropylene glycol diacrylate, polyethylene glycol diacrylate, dipropylene glycol diacrylate, 1, 6-hexanediol diacrylate, neopentyl glycol diacrylate, diethylene glycol diacrylate phthalate, trimethylolpropane triacrylate, and pentaerythritol tetraacrylate.
6. The method for preparing the flexible transparent conductive hydrophobic paper as claimed in claim 1, wherein the curing energy of the ultraviolet light is 2 Kw.
7. The preparation method of the flexible transparent conductive hydrophobic paper as claimed in claim 1, wherein the curing time of the ultraviolet light is 5-30 min.
8. The flexible transparent conductive hydrophobic paper is characterized in that the flexible transparent conductive hydrophobic paper is prepared by the preparation method of the flexible transparent conductive hydrophobic paper according to any one of claims 1 to 7.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113183555A (en) * | 2021-04-23 | 2021-07-30 | 恒天嘉华非织造有限公司 | Breathable and dry double-layer non-woven fabric and processing technology thereof |
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| WO1999066128A1 (en) * | 1998-06-16 | 1999-12-23 | WHD elektronische Prüftechnik GmbH | Marking substances and security markings, method for integrating these into the pulp line and method for testing the same |
| CN104867621A (en) * | 2015-04-28 | 2015-08-26 | 上海大学 | Preparation method of nano cellulose/silver nanowire composite flexible transparent conductive paper |
| CN109468874A (en) * | 2018-10-31 | 2019-03-15 | 华南理工大学 | A kind of super-hydrophobic transparent conductive paper and preparation method thereof |
| CN110054721A (en) * | 2019-05-10 | 2019-07-26 | 华南理工大学 | Application and ionic gel and preparation method of the eutectic solvent in ionic gel |
| CN110128586A (en) * | 2019-04-29 | 2019-08-16 | 西安交通大学 | A kind of preparation method of hydrophobic type ionic liquid gel |
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2020
- 2020-03-27 CN CN202010229770.9A patent/CN111395054A/en active Pending
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| WO1999066128A1 (en) * | 1998-06-16 | 1999-12-23 | WHD elektronische Prüftechnik GmbH | Marking substances and security markings, method for integrating these into the pulp line and method for testing the same |
| CN1305553A (en) * | 1998-06-16 | 2001-07-25 | Whd电子检验技术有限公司 | Marking substrances and securitity markings, method for integrating these into pulp line and method for testing the same |
| CN104867621A (en) * | 2015-04-28 | 2015-08-26 | 上海大学 | Preparation method of nano cellulose/silver nanowire composite flexible transparent conductive paper |
| CN109468874A (en) * | 2018-10-31 | 2019-03-15 | 华南理工大学 | A kind of super-hydrophobic transparent conductive paper and preparation method thereof |
| CN110128586A (en) * | 2019-04-29 | 2019-08-16 | 西安交通大学 | A kind of preparation method of hydrophobic type ionic liquid gel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113183555A (en) * | 2021-04-23 | 2021-07-30 | 恒天嘉华非织造有限公司 | Breathable and dry double-layer non-woven fabric and processing technology thereof |
| CN113183555B (en) * | 2021-04-23 | 2022-02-18 | 恒天嘉华非织造有限公司 | Breathable and dry double-layer non-woven fabric and processing technology thereof |
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Application publication date: 20200710 |