CN112301743A - Preparation method of electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material - Google Patents
Preparation method of electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material Download PDFInfo
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- CN112301743A CN112301743A CN202011188260.8A CN202011188260A CN112301743A CN 112301743 A CN112301743 A CN 112301743A CN 202011188260 A CN202011188260 A CN 202011188260A CN 112301743 A CN112301743 A CN 112301743A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/39—Aldehyde resins; Ketone resins; Polyacetals
- D06M15/41—Phenol-aldehyde or phenol-ketone resins
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D13/00—Electrophoretic coating characterised by the process
- C25D13/04—Electrophoretic coating characterised by the process with organic material
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D13/00—Electrophoretic coating characterised by the process
- C25D13/12—Electrophoretic coating characterised by the process characterised by the article coated
- C25D13/16—Wires; Strips; Foils
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- D—TEXTILES; PAPER
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- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/58—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides
- D06M11/64—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides with nitrogen oxides; with oxyacids of nitrogen or their salts
- D06M11/65—Salts of oxyacids of nitrogen
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- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/144—Alcohols; Metal alcoholates
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/55—Epoxy resins
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- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/40—Fibres of carbon
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Abstract
The invention discloses a preparation method of an electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material, which specifically comprises the following steps: preparing an electrophoretic deposition isopropanol aqueous solution, adding hollow microspheres and aluminum nitrate to prepare a hollow microsphere suspension, and immersing the carbon fiber cloth into the electrophoretic suspension by virtue of an electrophoretic deposition method process to be used as a cathode and carry out electrophoretic deposition loading on the carbon fiber cloth by taking a lead plate as an anode. And (3) introducing an acidification pretreatment and an ultrasonic process in the electrophoresis process, carrying out high-temperature preoxidation treatment on the prepared carbon fiber fabric, and carrying out carbonization treatment. And then compounding the carbon fiber fabric composite material with epoxy resin to form the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material. The invention has simple and convenient process and lower cost, can optimize the regulation and control of process parameters such as concentration of suspension, content of hollow microspheres, voltage, electrophoresis time and the like in the electrophoresis process, realizes structural load, and has positive significance for meeting the requirements of the current electromagnetic protective fabric.
Description
Technical Field
The invention belongs to the technical field of electromagnetic shielding materials, and particularly relates to a preparation method of an electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material.
Background
The carbon fiber has good electromagnetic shielding performance and textile processing flexibility, and is widely used for developing electromagnetic shielding fabrics. Carbon fibers have good electrical conductivity and the electrical conductivity increases with increasing heat treatment temperature. Therefore, the carbon fiber can be an excellent reflection material of electromagnetic waves after being carbonized at a high temperature. However, the single carbon fiber has the defect of narrow reflection frequency band, so that the requirements of wide frequency band and strong absorption of the novel wave-absorbing fabric cannot be met. The hollow microspheres have the functions of deflecting and scattering microwaves due to the hollow structure, and can meet the limitation of not greatly increasing the quality of the fabric, thereby drawing more attention in the field of wave absorption.
As a mature industrial method, the electrophoretic deposition method for preparing the hollow microsphere/carbon fiber novel reinforcement is simple to operate, short in time, environment-friendly and high in controllability, the deposition effect can be controlled by changing process parameters (voltage, time, suspension concentration and the like), continuous automatic production of the hollow microsphere/carbon fiber novel fiber can be realized by improving electrophoretic deposition equipment, but the electrophoretic deposition method also has certain defects, on one hand, the electrophoretic deposition process is accompanied by water electrolysis, bubbles generated by water electrolysis are easy to attach to the surface of the carbon fiber, a large number of bubbles influence the deposition of the hollow microsphere, on the other hand, the binding force between the hollow microsphere and the carbon fiber is weak, and the carbon nanotube is easy to peel off.
Disclosure of Invention
The invention aims to provide a preparation method of an electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material, which solves the problems that in the prior art, bubbles generated by water electrolysis are easy to attach to the surface of carbon fibers in the electrophoretic deposition process along with the electrolysis of water, a large amount of bubbles influence the deposition of hollow microspheres, and the bonding force between the hollow microspheres and the carbon fibers is weak and carbon nanotubes are easy to peel off.
The technical scheme adopted by the invention is that,
the preparation method of the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material specifically comprises the following steps:
step 1: putting carbon fiber cloth with a preset design quantity and specification into a culture dish, adding 100ml of acetone for soaking, taking out after soaking for 1h, and airing in natural air to obtain a treated carbon fiber fabric;
step 2: adding the phenolic resin hollow microspheres into 95g of isopropanol solution, uniformly stirring, adding 1g of aluminum nitrate, heating and uniformly stirring in a digital display temperature-controlled magnetic stirrer, and uniformly dispersing by ultrasonic, wherein the mass ratio of the isopropanol solution to the phenolic resin hollow microspheres to the aluminum nitrate is 95: 4: 1, so as to prepare an isopropanol/hollow microspheres/aluminum nitrate mixed suspension;
and step 3: immersing the carbon fiber fabric treated in the step 1 into an electrophoresis suspension, performing hollow microsphere deposition by adopting an electrophoresis process with the carbon fiber fabric as a cathode, and drying to obtain the carbon fiber fabric with hollow microspheres deposited on the surface, namely loading the hollow microspheres on the carbon fiber fabric to obtain the carbon fiber fabric loaded with the hollow microspheres through electrophoresis;
and 4, step 4: carrying out surface oxidation treatment on the electrophoretic deposition hollow microsphere loaded carbon fiber fabric obtained in the step 3;
and 5: placing the electrophoretic deposition hollow microsphere loaded carbon fiber fabric subjected to surface oxidation treatment in the step 4 into a tubular atmosphere furnace, treating by adopting a heat treatment process under the protection of argon atmosphere, and cooling after treatment to obtain a heat-treated electrophoretic deposition hollow microsphere loaded carbon fiber fabric;
step 6: and (5) compounding the electrophoretic deposition hollow microsphere loaded carbon fiber fabric prepared in the step (5) with an epoxy resin solution to prepare the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material.
The present invention is also characterized in that,
in step 1, the carbon fiber cloth is a plain weave fabric.
In the step 2, the hollow concentration of the isopropanol/hollow microsphere/aluminum nitrate mixed suspension is 4 wt%, the stirring speed of a digital display temperature control magnetic stirrer is 600r/min, the temperature is 40 ℃, and the stirring time is 3 hours.
In step 3, the electrophoresis process comprises the following parameter control: the temperature is room temperature, the voltage is 60V, the single electrophoresis deposition time is 15-25 seconds, the single electrophoresis is taken out after the single electrophoresis is finished, and the electrophoresis is repeated for more than two times after the electrophoresis is naturally dried in the air.
In step 4, the surface oxidation treatment specifically comprises: the liquid phase oxidation method is adopted, the nitric acid solution is used as an acid solution oxidant, and the concentration of the nitric acid solution is 65%.
In the step 5, the heat treatment process comprises the following steps: heating at the speed of 10 ℃/min to 300 ℃ and preserving heat for 1 hour, then heating to 600 ℃, preserving heat for 0.5 hour, then heating to 800 ℃, and preserving heat for 3 hours.
In step 6, the mass ratio of the epoxy resin to the absolute ethyl alcohol in the epoxy resin solution is 35: 65.
The invention has the beneficial effects that: according to the preparation method of the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material, the hollow microsphere can be smoothly loaded on the carbon fiber fabric through the reasonable design of electrostatic spinning, the loading of the hollow microsphere on the carbon fiber fabric is realized, the loading hollow microsphere has different contents, the electromagnetic shielding performance of the loading hollow microsphere also shows different, and when the loading time is 6 hours, the conductivity is highest, the conductivity is best, and the electromagnetic shielding effect is best; and a new idea and direction are provided for the development of electromagnetic shielding fabrics in the future.
The method has the advantages of simple process and low cost, can optimize the regulation and control of process parameters such as the concentration of a spinning solution, the content of hollow microspheres, the applied voltage, the post-treatment time and the like in the spinning process, realizes structural load, and has positive significance for meeting the requirements of the current electromagnetic protective fabric.
Drawings
FIG. 1 is a schematic diagram of the electromagnetic shielding performance of the electrophoretic deposition hollow microsphere-loaded carbon fiber fabric composite material, wherein the electrophoretic deposition is repeatedly carried out for 3 times and the time is respectively 15S, 20S and 25S in the preparation method of the electrophoretic deposition hollow microsphere-loaded carbon fiber fabric composite material;
fig. 2 is a schematic diagram of the conductivity of the electrophoretic deposition hollow microsphere-loaded carbon fiber fabric composite material, which is obtained by repeating electrophoretic deposition for 3 times and corresponds to the time 15S, 20S and 25S respectively in the preparation method of the electrophoretic deposition hollow microsphere-loaded carbon fiber fabric composite material.
Detailed Description
The following describes in detail the preparation method of the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material and the preparation method thereof with reference to specific embodiments.
The preparation method of the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material specifically comprises the following steps:
step 1: placing the carbon fiber cloth with the predetermined design quantity and specification into a culture dish, adding 100ml of acetone for soaking, taking out after soaking for 1h, and airing in natural air to obtain the treated carbon fiber fabric
Step 2: adding the phenolic resin hollow microspheres into 95g of isopropanol solution, uniformly stirring, adding 1g of aluminum nitrate, heating and uniformly stirring in a digital display temperature-controlled magnetic stirrer, and uniformly dispersing by ultrasonic, wherein the mass ratio of the isopropanol solution to the phenolic resin hollow microspheres to the aluminum nitrate is 95: 4: 1, so as to prepare an isopropanol/hollow microspheres/aluminum nitrate mixed suspension;
and step 3: immersing the carbon fiber fabric treated in the step 1 into an electrophoresis suspension, performing hollow microsphere deposition by adopting an electrophoresis process with the carbon fiber fabric as a cathode, and drying to obtain the carbon fiber fabric with hollow microspheres deposited on the surface, namely loading the hollow microspheres on the carbon fiber fabric to obtain the carbon fiber fabric loaded with the hollow microspheres through electrophoresis;
and 4, step 4: carrying out surface oxidation treatment on the electrophoretic deposition hollow microsphere loaded carbon fiber fabric obtained in the step 3;
and 5: placing the electrophoretic deposition hollow microsphere loaded carbon fiber fabric subjected to surface oxidation treatment in the step 4 into a tubular atmosphere furnace, treating by adopting a heat treatment process under the protection of argon atmosphere, and cooling after treatment to obtain a heat-treated electrophoretic deposition hollow microsphere loaded carbon fiber fabric;
step 6: and (5) compounding the electrophoretic deposition hollow microsphere loaded carbon fiber fabric prepared in the step (5) with an epoxy resin solution to prepare the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material.
The preparation method of the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material adopts an electrophoretic deposition process; on the other hand, a large number of active groups are introduced to the surface of the carbon fiber by the acidification pretreatment, so that the hollow microspheres can be attracted to approach, and meanwhile, the groups such as hydroxyl, carboxyl and the like on the surfaces of the hollow microspheres gradually approach to polar groups on the surfaces of the carbon fiber under the action of electrophoresis and are tightly connected through covalent bonds, so that the deposition effect of the hollow microspheres is remarkably improved.
An ultrasonic process is introduced in the electrophoretic deposition process, the hollow microspheres are uniformly dispersed in the aqueous solution due to the introduction of the ultrasonic, and the agglomeration phenomenon is not easy to occur in the electrophoretic deposition process; meanwhile, the ultrasonic waves can effectively relieve the electrolytic action of water in the electrophoretic deposition process, so that bubbles on the surface of the carbon fibers drop off at once, the bubbles are prevented from being gathered on the surface of the carbon fibers, and the electrophoretic deposition effect and efficiency are remarkably improved.
The following provides a detailed description of the preparation method of the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material and the preparation method thereof.
Example 1
Taking 100x100mm carbon fiber cloth as a raw material, sequentially adding hollow microsphere powder with the particle size of 10nm into 95g of isopropanol, wherein the mass concentration is 0.4 wt%, and performing ultrasonic dispersion uniformly; then adding 1g of aluminum nitrate solution with the mass concentration of 0.1 wt%, and stirring to completely dissolve the aluminum nitrate solution to obtain an electrophoresis suspension; the carbon fiber cloth is fixed on the surface of the cathode plate, a lead plate is used as an anode, the working distance of the two electrodes is 10mm, the working voltage is 60v, and the electrophoretic deposition (EPD) time is 15 s. Taking out the microspheres after deposition for 15 seconds, drying the microspheres, performing electrophoresis, and repeatedly depositing for 3 times to mark the microspheres as hollow microspheres-15-C/C; an acidification pretreatment process and an ultrasonic process are introduced in the electrophoretic deposition process, wherein the ultrasonic power is 60W, and the frequency is 40 kHz. And (3) after the electrophoresis process, putting the carbon fiber fabric loaded with the hollow microspheres after the electrophoresis deposition into a tubular atmosphere furnace, heating to 300 ℃ at a speed of 10 ℃/min by using argon as a protective gas, preserving heat for 1 hour, heating to 600 ℃ at a speed of 5 ℃/min, preserving heat for 0.5 hour, heating to 800 ℃ at a speed of 5 ℃/min, preserving heat for 3 hours, cooling, taking out a sample, cleaning the surface by using dilute hydrochloric acid with the mass fraction of 5%, cleaning by using ethanol, and drying by blowing to obtain the carbon fiber fabric composite loaded with the hollow microspheres after the electrophoresis deposition.
Example 2
Taking 100x100mm carbon fiber cloth as a raw material, sequentially adding hollow microsphere powder with the particle size of 10nm into 95g of isopropanol, wherein the mass concentration is 0.4 wt%, and performing ultrasonic dispersion uniformly; then adding 1g of aluminum nitrate solution with the mass concentration of 0.1 wt%, and stirring to completely dissolve the aluminum nitrate solution to obtain an electrophoresis suspension; the carbon fiber cloth is fixed on the surface of the cathode plate, a lead plate is used as an anode, the working distance of the two electrodes is 10mm, the working voltage is 60v, and the electrophoretic deposition (EPD) time is 20 s. Taking out the microspheres after depositing for 20 seconds, drying the microspheres, performing electrophoresis, and repeatedly depositing for 3 times to mark the microspheres as hollow microspheres-20-C/C; an acidification pretreatment process and an ultrasonic process are introduced in the electrophoretic deposition process, wherein the ultrasonic power is 60W, and the frequency is 40 kHz. And (3) after the electrophoresis process, putting the carbon fiber fabric loaded with the hollow microspheres after the electrophoresis deposition into a tubular atmosphere furnace, heating to 300 ℃ at a speed of 10 ℃/min by using argon as a protective gas, preserving heat for 1 hour, heating to 600 ℃ at a speed of 5 ℃/min, preserving heat for 0.5 hour, heating to 800 ℃ at a speed of 5 ℃/min, preserving heat for 3 hours, cooling, taking out a sample, cleaning the surface by using dilute hydrochloric acid with the mass fraction of 5%, cleaning by using ethanol, and drying by blowing to obtain the carbon fiber fabric composite loaded with the hollow microspheres after the electrophoresis deposition.
Example 3
Taking 100x100mm carbon fiber cloth as a raw material, sequentially adding hollow microsphere powder with the particle size of 10nm into 95g of isopropanol, wherein the mass concentration is 0.4 wt%, and performing ultrasonic dispersion uniformly; then adding 1g of aluminum nitrate solution with the mass concentration of 0.1 wt%, and stirring to completely dissolve the aluminum nitrate solution to obtain an electrophoresis suspension; the carbon fiber cloth is fixed on the surface of the cathode plate, a lead plate is used as an anode, the working distance of the two electrodes is 10mm, the working voltage is 60v, and the electrophoretic deposition (EPD) time is 25 s. Taking out the microspheres after deposition for 25 seconds, drying the microspheres, performing electrophoresis, and repeatedly depositing for 3 times to mark the microspheres as hollow microspheres-25-C/C; an acidification pretreatment process and an ultrasonic process are introduced in the electrophoretic deposition process, wherein the ultrasonic power is 60W, and the frequency is 40 kHz. And (3) after the electrophoresis process, putting the carbon fiber fabric loaded with the hollow microspheres after the electrophoresis deposition into a tubular atmosphere furnace, heating to 300 ℃ at a speed of 10 ℃/min by using argon as a protective gas, preserving heat for 1 hour, heating to 600 ℃ at a speed of 5 ℃/min, preserving heat for 0.5 hour, heating to 800 ℃ at a speed of 5 ℃/min, preserving heat for 3 hours, cooling, taking out a sample, cleaning the surface by using dilute hydrochloric acid with the mass fraction of 5%, cleaning by using ethanol, and drying by blowing to obtain the carbon fiber fabric composite loaded with the hollow microspheres after the electrophoresis deposition.
As shown in fig. 1 and fig. 2, in the preparation method of the electrophoretic deposition hollow microsphere-loaded carbon fiber fabric composite material, electrophoretic deposition is repeatedly performed for 3 times, which respectively corresponds to the time 15S, 20S, and 25S, and the electromagnetic shielding performance and the electrical conductivity of the electrophoretic deposition hollow microsphere-loaded carbon fiber fabric composite material are schematically illustrated. It can be seen from the figure that the longer the electrophoresis time, the better the conductivity, i.e., the electrophoresis 25S, and the longer the electrophoresis time, the better the electromagnetic shielding performance, i.e., the electrophoresis 25S.
According to the preparation method of the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material, the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material has good quality stability and good electromagnetic shielding performance; the invention has simple and convenient process and lower cost, can optimize the regulation and control of process parameters such as concentration of suspension, content of hollow microspheres, voltage, electrophoresis time and the like in the electrophoresis process, realizes structural load, and has positive significance for meeting the requirements of the current electromagnetic protective fabric.
Claims (7)
1. The preparation method of the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material is characterized by comprising the following steps:
step 1: putting carbon fiber cloth with a preset design quantity and specification into a culture dish, adding 100ml of acetone for soaking, taking out after soaking for 1h, and airing in natural air to obtain a treated carbon fiber fabric;
step 2: adding the phenolic resin hollow microspheres into 95g of isopropanol solution, uniformly stirring, adding 1g of aluminum nitrate, heating and uniformly stirring in a digital display temperature-controlled magnetic stirrer, and uniformly dispersing by ultrasonic, wherein the mass ratio of the isopropanol solution to the phenolic resin hollow microspheres to the aluminum nitrate is 95: 4: 1, so as to prepare an isopropanol/hollow microspheres/aluminum nitrate mixed suspension;
and step 3: immersing the carbon fiber fabric treated in the step 1 into an electrophoresis suspension, performing hollow microsphere deposition by adopting an electrophoresis process with the carbon fiber fabric as a cathode, and drying to obtain the carbon fiber fabric with hollow microspheres deposited on the surface, namely loading the hollow microspheres on the carbon fiber fabric to obtain the carbon fiber fabric loaded with the hollow microspheres through electrophoresis;
and 4, step 4: carrying out surface oxidation treatment on the electrophoretic deposition hollow microsphere loaded carbon fiber fabric obtained in the step 3;
and 5: placing the electrophoretic deposition hollow microsphere loaded carbon fiber fabric subjected to surface oxidation treatment in the step 4 into a tubular atmosphere furnace, treating by adopting a heat treatment process under the protection of argon atmosphere, and cooling after treatment to obtain a heat-treated electrophoretic deposition hollow microsphere loaded carbon fiber fabric;
step 6: and (5) compounding the electrophoretic deposition hollow microsphere loaded carbon fiber fabric prepared in the step (5) with an epoxy resin solution to prepare the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material.
2. The method for preparing the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material as claimed in claim 1, wherein in the step 1, the carbon fiber fabric is a plain weave fabric.
3. The method for preparing the electrophoretic deposition hollow microsphere-loaded carbon fiber fabric composite material according to claim 1, wherein in the step 2, the hollow concentration of the isopropanol/hollow microsphere/aluminum nitrate mixed suspension is 4 wt%, the stirring speed of a digital display temperature control magnetic stirrer is 600r/min, the temperature is 40 ℃, and the stirring time is 3 hours.
4. The method for preparing the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material according to claim 1, wherein in the step 3, the electrophoresis process comprises the following parameter control: the temperature is room temperature, the voltage is 60V, the single electrophoresis deposition time is 15-25 seconds, the single electrophoresis is taken out after the single electrophoresis is finished, and the electrophoresis is repeated for more than two times after the electrophoresis is naturally dried in the air.
5. The method for preparing the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material according to claim 1, wherein in the step 4, the surface oxidation treatment specifically comprises the following steps: the liquid phase oxidation method is adopted, the nitric acid solution is used as an acid solution oxidant, and the concentration of the nitric acid solution is 65%.
6. The method for preparing the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material according to claim 1, wherein in the step 5, the heat treatment process comprises the following steps: heating at the speed of 10 ℃/min to 300 ℃ and preserving heat for 1 hour, then heating to 600 ℃, preserving heat for 0.5 hour, then heating to 800 ℃, and preserving heat for 3 hours.
7. The method for preparing the electrophoretic deposition hollow microsphere loaded carbon fiber fabric composite material as claimed in claim 1, wherein in the step 6, the mass ratio of the epoxy resin to the absolute ethyl alcohol in the epoxy resin solution is 35: 65.
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