CN107964217A - A kind of carbon fibre reinforced composite resin matrix, carbon fibre reinforced composite and preparation method thereof, base plate of ping-pong bat - Google Patents
A kind of carbon fibre reinforced composite resin matrix, carbon fibre reinforced composite and preparation method thereof, base plate of ping-pong bat Download PDFInfo
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- CN107964217A CN107964217A CN201711340791.2A CN201711340791A CN107964217A CN 107964217 A CN107964217 A CN 107964217A CN 201711340791 A CN201711340791 A CN 201711340791A CN 107964217 A CN107964217 A CN 107964217A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/06—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/42—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof
- C08G59/4207—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof aliphatic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/50—Amines
- C08G59/56—Amines together with other curing agents
- C08G59/58—Amines together with other curing agents with polycarboxylic acids or with anhydrides, halides, or low-molecular-weight esters thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2363/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
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Abstract
The present invention relates to a kind of carbon fibre reinforced composite resin matrix, carbon fibre reinforced composite and preparation method thereof, base plate of ping-pong bat, belong to carbon fibre reinforced composite technical field.The carbon fibre reinforced composite resin matrix of the present invention, is formulated by the raw material of following parts by weight：95~105 parts of epoxy resin, interior 70~80 parts of methine tetrahydrophthalic anhydride, 4~6 parts of dimethylaniline.The carbon fibre reinforced composite resin matrix of the present invention, raw material is simple, and with high specific strength, specific modulus, dimensional stability, excellent corrosion resistance, wearability, electrical insulating property etc., the application prospect having had in the making of base plate of ping-pong bat material.
Description
Technical field
The present invention relates to a kind of carbon fibre reinforced composite resin matrix, carbon fibre reinforced composite and its preparation side
Method, base plate of ping-pong bat, belong to carbon fibre reinforced composite technical field.
Background technology
Most of existing base board of table tennis bat of in the market is solid wood bottom plate, solid wood bottom plate due to the internal structure difference of timber,
It can cause the intensity and modulus of bottom plate there is anisotropy and unstability, and carbon fibre material density is small, light weight, high temperature resistant
And corrosion, soft outside but hard inside, specific strength and specific modulus are very high, and the intensity and modulus of all directions is identical, therefore can use carbon
Fibrous composite replaces solid wood to make base board of table tennis bat.
Chinese invention patent one kind that application publication number is CN 105754300A is suitable for the molding high-strength corrosion-resistant of composite material
Furans/epoxy blending resin, is made of the raw material of following parts by weight：30~70 parts of furane resins, 70~30 parts of epoxy resin,
50~100 parts of acid anhydride type curing agent, 1~3 part of accelerating agent, also discloses a kind of furans/epoxy blending resin base fiber reinforcement and answers
Condensation material, resin use above-mentioned blending resin, and the fabric that composite material uses is fine for carbon fiber, glass fibre, basalt
Any of dimension, aramid fiber.Blending resin disclosed in the patent contains various kinds of resin, and need to crosslink and answer, and prepares
Get up relatively cumbersome, and the mechanical property of final gained composite material still needs to be further improved.
Application publication number is that the Chinese invention patent of CN 106633624A discloses a kind of the new of basalt composite material
Base plate of ping-pong bat, mainly by multilayer basalt fiber cloth by resin mix glue immersion integral die process processing and
Into the resin mixes glue and is formulated by the raw material of following parts by weight：Bismaleimide modified phenolic resin, poly- aryl ethane resin, benzene
Third triazole, dialkyl diphenylamine, bromination dodecyl trimethyl ammonium, sodium alkyl sulfate, potassium dichloroisocyanurate, fatty alcohol
Polyoxyethylene ether, zinc naphthenate, paraphthaloyl chloride, the reactant of quaternized chloromethane, polyamide wax micropowder, the resin mix
Glue complicated component, still needs to further improve, and its mechanical property also needs to be further improved.
The content of the invention
It is an object of the invention to provide a kind of carbon fibre reinforced composite resin matrix, the resin matrix raw material are simple
And there is excellent tensile strength and elasticity modulus.
Second object of the present invention is to provide a kind of carbon fibre reinforced composite.
Third object of the present invention is to provide a kind of preparation method of above-mentioned carbon fibre reinforced composite.
Fourth object of the present invention is to provide a kind of base plate of ping-pong bat.
To achieve the above object, the technical scheme is that：
A kind of carbon fibre reinforced composite resin matrix, is formulated by the raw material of following parts by weight：Epoxy resin
95~105 parts, interior 70~80 parts of methine tetrahydrophthalic anhydride, 4~6 parts of dimethylaniline.
Preferably, above-mentioned carbon fibre reinforced composite resin matrix, is formulated by the raw material of following parts by weight：Ring
100 parts of oxygen tree fat, interior 75 parts of methine tetrahydrophthalic anhydride, 5 parts of dimethylaniline.
The epoxy resin is epoxy resin 648.
The epoxy resin 648 is F46 (648) phenol aldehyde type epoxy resin.
Above-mentioned dimethylaniline is colourless to pale yellow oily liquid.
The carbon fibre reinforced composite resin matrix of the present invention, raw material is simple, and viscosity is moderate, can have with reinforcement good
Good compatibility, and with high tensile strength, elasticity modulus, dimensional stability, excellent corrosion resistance, wearability, electricity
Insulating properties etc., the application prospect having had in the making of base plate of ping-pong bat material.
A kind of carbon fibre reinforced composite, is mainly made of resin matrix, carbon fiber, and the resin matrix is above-mentioned carbon
Fibre reinforced composites resin matrix.
The mass ratio of carbon fiber and resin matrix is 60 in above-mentioned carbon fibre reinforced composite：40.
The preparation method of above-mentioned carbon fibre reinforced composite, comprises the following steps：
1) carbon fibre reinforced composite resin matrix is dissolved in organic solvent and obtains glue, carbon fiber is soaked by glue
Precuring is carried out after 25~30s of glue, obtains prepreg；
2) prepreg is used into autoclave molding, cool down, demould to obtain the final product；The operating pressure of the autoclave molding is 1.0
~1.2MPa, 180~200 DEG C of operating temperature.
Organic solvent in step 1) is any one or a few in acetone, toluene, dimethylbenzene.The organic solvent with
The mass ratio of the resin matrix epoxy resin is 100~120:95~105.
Organic solvent in step 1) is preferably acetone.The acetone and the mass ratio of the resin matrix epoxy resin
For 100~120:95~105.
Carbon fiber in step 1) is carbon fiber T300.The density of the carbon fiber is 1.79g/cm3.The carbon fiber
Tensile strength is 4120MPa, tensile modulus 234GPa, elongation 1.8%.
The carbon fiber is before use by surface treatment and sizing agent processing.
The surface treatment uses anodizing.
The anodizing is handled：It is the anode of electrolytic cell, graphite as cathode using carbon fiber, in electrolysis water
During using anode generation " oxygen ", the carbon and its oxygen-containing functional group on carbon oxide fiber surface, by its initial oxidation into hydroxyl,
Ketone group, carboxyl and CO are progressively oxidized to afterwards2。
The sizing agent processing is specially that the carbon fiber after surface treated is carried out sizing agent processing by starching machine.Through
The carbon fiber crossed after sizing agent processing has more preferable compatibility with resin matrix.
The sizing agent is epoxide resin type sizing agent.Preferably emulsion-type epoxy resin sizing agent.
Glue temperature in step 1) is 20~30 DEG C.Described 20~30 DEG C can make glue have suitable viscosity.
The relative density of glue is 1.06~1.08 in step 1).
Carbon fiber during glue impregnation by using three pairs of extrusion impregnating rollers to adjust impregnation resin content in step 1).
Precuring in step 1) carries out in precuring stove, and the inlet temperature of the precuring stove is 90~100 DEG C, in
Portion's temperature is 120~150 DEG C, outlet temperature≤100 DEG C.The precuring stove is in prepreg manufacturing process in the prior art
Common curing oven.
Cooled down in step 1) after precuring through apparatus for supercooling, draw to wrap-up and wind.
Hot pressing fills shaping and comprises the following steps in step 2)：Cut prepreg, laying, lay vacuum aided material, with true
Hot pressing is pushed into after empty bag sealing to fill, and is vacuumized 15~20min and is hunted leak.Then operating pressure is set as 1.0~1.2MPa, is worked
180~200 DEG C of temperature, cure under pressure.
Molding method cure under pressure 30min is filled using hot pressing in step 2).
It is above-mentioned to be cut to prepreg being cut into 500mm*500mm sizes.First cleaning mold before above-mentioned laying.
First by prepreg in 5~6h of clean room cleaning before above-mentioned cutting.The clean room temperature is 25~30 DEG C, and humidity is
40~60%.The cleaning is primarily to remove the impurity such as the dust on prepreg surface.
It is cooled to be cooled to 60 DEG C in step 2).
A kind of base plate of ping-pong bat, is made using above-mentioned carbon fibre reinforced composite.Specially：According to design size machine
Tool is processed into base plate of ping-pong bat.
The carbon fibre reinforced composite of the present invention, has density small, and light weight, intensity is high, and modulus is high, and acid and alkali-resistance is resistance to
The advantages that corrosion, high temperature resistant, is electrically insulated, flame resistant.
The preparation method of the carbon fibre reinforced composite of the present invention, first passes through solution dipping method and prepares fibre reinforced tree
Resin composite material prepreg, enables glue uniformly to wrap carbon fiber, then by prepreg by autoclave molding, through adding
It is cured that a kind of new carbon fibre reinforced composite is made.
Base plate of ping-pong bat of the present invention, carbon fibre reinforced composite using the present invention, whole bottom plate is small with density,
The advantages that light weight, intensity is high, and modulus is high, and acid and alkali-resistance is corrosion-resistant, and high temperature resistant, is electrically insulated, flame resistant, and all directions
Uniform force, reaction speed is consistent, and ball speed is fast, and the feel of the ball is good, service life length, and has expanded carbon fiber in common industry field
Application, there is higher economic value.
Embodiment
Embodiment 1
The carbon fibre reinforced composite resin matrix of the present embodiment, by being formulated for following parts by weight：F46
(648) 100 parts of phenol aldehyde type epoxy resin, interior 75 parts of methine tetrahydrophthalic anhydride, 5 parts of dimethylaniline.
The carbon fibre reinforced composite of the present embodiment, mainly by above-mentioned carbon fibre reinforced composite resin matrix, carbon
Fiber T300 is made；The mass ratio of carbon fiber and resin matrix is 60 in the carbon fibre reinforced composite：40.
The preparation method of the carbon fibre reinforced composite of the present embodiment, comprises the following steps：
1) carbon fibre reinforced composite resin matrix is dissolved in 100 parts of acetone, glue is made, glue is added to glue
In groove, glue temperature stabilization is at 30 DEG C；
2) carbon fiber T300 is first subjected to anodized, then carries out sizing agent processing；Anodized is：With carbon
Fiber is the anode of electrolytic cell, graphite is used as cathode, " oxygen " generated during electrolysis water using anode, carbon oxide fiber
The carbon and its oxygen-containing functional group on surface, by its initial oxidation into hydroxyl, are progressively oxidized to ketone group, carboxyl and CO afterwards2；At sizing agent
Carbon fiber after anodized is carried out emulsion-type epoxy resin sizing agent processing by reason by starching machine；
3) by pretreated carbon fiber T300 by glue groove impregnation 30s, and impregnation is adjusted by three pairs of extrusion impregnating rollers
Amount, then draws carbon fiber precuring into precuring stove, and the inlet temperature of precuring stove is set to 90 DEG C, and middle part is set to 120
DEG C, exit is set to 90 DEG C, carbon fiber after drying, cooling, draw to wrap-up and wind, obtain prepreg；
4) and then by prepreg in the clean room cleaning 6h that temperature is 25 DEG C, humidity is 60%, 500mm* is cut into afterwards
The size of 500mm, laying after cleaning mold, then lays vacuum aided material, and is sealed with vacuum bag, is pushed into hot pressing afterwards and fills
In, vacuumize 15min and hunt leak, then set autoclave operating pressure 1.2MPa, 200 DEG C of operating temperature, cure under pressure
30min, after the completion of be cooled to 60 DEG C, take out the demoulding, to obtain the final product.
The base plate of ping-pong bat of the present embodiment, above-mentioned carbon fibre reinforced composite is machined into according to design size
Base plate of ping-pong bat to obtain the final product.
Embodiment 2
The carbon fibre reinforced composite resin matrix of the present embodiment, is formulated by the raw material of following parts by weight：F46
(648) 95 parts of phenol aldehyde type epoxy resin, interior 70 parts of methine tetrahydrophthalic anhydride, 4 parts of dimethylaniline.
The carbon fibre reinforced composite of the present embodiment, mainly by above-mentioned carbon fibre reinforced composite resin matrix, carbon
Fiber T300 is made；The mass ratio of carbon fiber and resin matrix is 60 in the carbon fibre reinforced composite：40.
The preparation method of the carbon fibre reinforced composite of the present embodiment, comprises the following steps：
1) carbon fibre reinforced composite resin matrix is dissolved in 110 parts of acetone, glue is made, glue is added to glue
In groove, glue temperature stabilization is at 20 DEG C；
2) carbon fiber T300 is first subjected to anodized, then carries out sizing agent processing；Anodized is：With carbon
Fiber is the anode of electrolytic cell, graphite is used as cathode, " oxygen " generated during electrolysis water using anode, carbon oxide fiber
The carbon and its oxygen-containing functional group on surface, by its initial oxidation into hydroxyl, are progressively oxidized to ketone group, carboxyl and CO afterwards2；At sizing agent
Carbon fiber after anodized is carried out emulsion-type epoxy resin sizing agent processing by reason by starching machine；
3) by pretreated carbon fiber T300 by glue groove impregnation 25s, and impregnation is adjusted by three pairs of extrusion impregnating rollers
Amount, then draws carbon fiber precuring into precuring stove, and the inlet temperature of precuring stove is set to 95 DEG C, and middle part is set to 130
DEG C, exit is set to 100 DEG C, carbon fiber after drying, cooling, draw to wrap-up and wind, obtain prepreg；
4) and then by prepreg in the clean room cleaning 5h that temperature is 30 DEG C, humidity is 40%, 500mm* is cut into afterwards
The size of 500mm, laying after cleaning mold, then lays vacuum aided material, and is sealed with vacuum bag, is pushed into hot pressing afterwards and fills
In, vacuumize 20min and hunt leak, then set autoclave operating pressure 1.0MPa, 180 DEG C of operating temperature, cure under pressure
30min, after the completion of be cooled to 60 DEG C, take out the demoulding, to obtain the final product.
The base plate of ping-pong bat of the present embodiment, above-mentioned carbon fibre reinforced composite is machined into according to design size
Base plate of ping-pong bat to obtain the final product.
Embodiment 3
The carbon fibre reinforced composite resin matrix of the present embodiment, is formulated by the raw material of following parts by weight：F46
(648) 105 parts of phenol aldehyde type epoxy resin, interior 80 parts of methine tetrahydrophthalic anhydride, 6 parts of dimethylaniline.
The carbon fibre reinforced composite of the present embodiment, mainly by above-mentioned carbon fibre reinforced composite resin matrix, carbon
Fiber T300 is made；The mass ratio of carbon fiber and resin matrix is 60 in the carbon fibre reinforced composite：40.
The preparation method of the carbon fibre reinforced composite of the present embodiment, comprises the following steps：
1) carbon fibre reinforced composite resin matrix is dissolved in 120 parts of acetone, glue is made, glue is added to glue
In groove, glue temperature stabilization is at 25 DEG C；
2) carbon fiber T300 is first subjected to anodized, then carries out sizing agent processing；Anodized is：With carbon
Fiber is the anode of electrolytic cell, graphite is used as cathode, " oxygen " generated during electrolysis water using anode, carbon oxide fiber
The carbon and its oxygen-containing functional group on surface, by its initial oxidation into hydroxyl, are progressively oxidized to ketone group, carboxyl and CO afterwards2；At sizing agent
Carbon fiber after anodized is carried out emulsion-type epoxy resin sizing agent processing by reason by starching machine；
3) by pretreated carbon fiber T300 by glue groove impregnation 28s, and impregnation is adjusted by three pairs of extrusion impregnating rollers
Amount, then draws carbon fiber precuring into precuring stove, and the inlet temperature of precuring stove is set to 100 DEG C, and middle part is set to 150
DEG C, exit is set to 90 DEG C, carbon fiber after drying, cooling, draw to wrap-up and wind, obtain prepreg；
4) and then by prepreg in the clean room cleaning 6h that temperature is 28 DEG C, humidity is 50%, 500mm* is cut into afterwards
The size of 500mm, laying after cleaning mold, then lays vacuum aided material, and is sealed with vacuum bag, is pushed into hot pressing afterwards and fills
In, vacuumize 18min and hunt leak, then set autoclave operating pressure 1.1MPa, 190 DEG C of operating temperature, cure under pressure
30min, after the completion of be cooled to 60 DEG C, take out the demoulding, to obtain the final product.
The base plate of ping-pong bat of the present embodiment, above-mentioned carbon fibre reinforced composite is machined into according to design size
Base plate of ping-pong bat to obtain the final product.
Embodiment 4
The carbon fibre reinforced composite resin matrix of the present embodiment, is formulated by the raw material of following parts by weight：F46
(648) 100 parts of phenol aldehyde type epoxy resin, interior 75 parts of methine tetrahydrophthalic anhydride, 5 parts of dimethylaniline.
The carbon fibre reinforced composite of the present embodiment, mainly by above-mentioned carbon fibre reinforced composite resin matrix, carbon
Fiber T300 is made；The mass ratio of carbon fiber and resin matrix is 60 in the carbon fibre reinforced composite：40.
The preparation method of the carbon fibre reinforced composite of the present embodiment, comprises the following steps：
1) carbon fibre reinforced composite resin matrix is dissolved in 120 parts of toluene, glue is made, glue is added to glue
In groove, glue temperature stabilization is at 25 DEG C；
2) carbon fiber T300 is first subjected to anodized, then carries out sizing agent processing；Anodized is：With carbon
Fiber is the anode of electrolytic cell, graphite is used as cathode, " oxygen " generated during electrolysis water using anode, carbon oxide fiber
The carbon and its oxygen-containing functional group on surface, by its initial oxidation into hydroxyl, are progressively oxidized to ketone group, carboxyl and CO afterwards2；At sizing agent
Carbon fiber after anodized is carried out emulsion-type epoxy resin sizing agent processing by reason by starching machine；
3) by pretreated carbon fiber T300 by glue groove impregnation 28s, and impregnation is adjusted by three pairs of extrusion impregnating rollers
Amount, then draws carbon fiber precuring into precuring stove, and the inlet temperature of precuring stove is set to 100 DEG C, and middle part is set to 150
DEG C, exit is set to 90 DEG C, carbon fiber after drying, cooling, draw to wrap-up and wind, obtain prepreg；
4) and then by prepreg in the clean room cleaning 6h that temperature is 28 DEG C, humidity is 50%, 500mm* is cut into afterwards
The size of 500mm, laying after cleaning mold, then lays vacuum aided material, and is sealed with vacuum bag, is pushed into hot pressing afterwards and fills
In, vacuumize 18min and hunt leak, then set autoclave operating pressure 1.1MPa, 190 DEG C of operating temperature, cure under pressure
30min, after the completion of be cooled to 60 DEG C, take out the demoulding, to obtain the final product.
The base plate of ping-pong bat of the present embodiment, above-mentioned carbon fibre reinforced composite is machined into according to design size
Base plate of ping-pong bat to obtain the final product.
Experimental example
The density, tensile strength, elasticity modulus of base plate of ping-pong bat in embodiment 1-3 are tested, as a result such as table
1。
The performance test results of base plate of ping-pong bat in 1 embodiment 1-3 of table
Claims (9)
1. a kind of carbon fibre reinforced composite resin matrix, it is characterised in that be formulated by the raw material of following parts by weight：
95~105 parts of epoxy resin, interior 70~80 parts of methine tetrahydrophthalic anhydride, 4~6 parts of dimethylaniline.
2. carbon fibre reinforced composite resin matrix according to claim 1, it is characterised in that by following parts by weight
Raw material be formulated：100 parts of epoxy resin, interior 75 parts of methine tetrahydrophthalic anhydride, 5 parts of dimethylaniline.
3. carbon fibre reinforced composite resin matrix according to claim 1, it is characterised in that the epoxy resin is
Epoxy resin 648.
4. a kind of carbon fibre reinforced composite, it is characterised in that be mainly made of resin matrix, carbon fiber, the resin base
Body is the carbon fibre reinforced composite resin matrix described in claim 1.
5. a kind of preparation method of carbon fibre reinforced composite as claimed in claim 4, it is characterised in that including following step
Suddenly：
1) carbon fibre reinforced composite resin matrix is dissolved in organic solvent and obtains glue, carbon fiber is passed through into glue impregnation 25
Precuring is carried out after~30s, obtains prepreg；
2) prepreg is used into autoclave molding, cool down, demould to obtain the final product；The operating pressure of the autoclave molding for 1.0~
1.2MPa, 180~200 DEG C of operating temperature.
6. preparation method according to claim 5, it is characterised in that the organic solvent in step 1) is acetone, toluene, two
Any one or a few in toluene.
7. preparation method according to claim 5, it is characterised in that the temperature of glue is 20~30 DEG C in step 1).
8. preparation method according to claim 5, it is characterised in that precuring in step 1) in precuring stove into
OK, the inlet temperature of the precuring stove is 90~100 DEG C, and middle portion temperature is 120~150 DEG C, outlet temperature≤100 DEG C.
9. a kind of base plate of ping-pong bat, it is characterised in that be made using the carbon fibre reinforced composite described in claim 4.
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| CN201711340791.2A CN107964217B (en) | 2017-12-14 | 2017-12-14 | Carbon fiber reinforced composite resin matrix, carbon fiber reinforced composite and preparation method thereof, and table tennis bat bottom plate |
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| CN201711340791.2A CN107964217B (en) | 2017-12-14 | 2017-12-14 | Carbon fiber reinforced composite resin matrix, carbon fiber reinforced composite and preparation method thereof, and table tennis bat bottom plate |
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Cited By (2)
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| CN116377705A (en) * | 2023-04-07 | 2023-07-04 | 中北大学 | Electrochemical oxidation surface green high-efficiency modification method for carbon fiber fabric and resin-based composite material thereof |
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| CN115490992B (en) * | 2022-10-24 | 2024-05-24 | 合肥市尚技体育用品有限公司 | Racket preparation method based on recycling of waste carbon fiber materials |
| CN116377705A (en) * | 2023-04-07 | 2023-07-04 | 中北大学 | Electrochemical oxidation surface green high-efficiency modification method for carbon fiber fabric and resin-based composite material thereof |
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