CN107964217B - Carbon fiber reinforced composite resin matrix, carbon fiber reinforced composite and preparation method thereof, and table tennis bat bottom plate - Google Patents
Carbon fiber reinforced composite resin matrix, carbon fiber reinforced composite and preparation method thereof, and table tennis bat bottom plate Download PDFInfo
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- CN107964217B CN107964217B CN201711340791.2A CN201711340791A CN107964217B CN 107964217 B CN107964217 B CN 107964217B CN 201711340791 A CN201711340791 A CN 201711340791A CN 107964217 B CN107964217 B CN 107964217B
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- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 128
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 128
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 110
- 239000011159 matrix material Substances 0.000 title claims abstract description 41
- 239000000805 composite resin Substances 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000002131 composite material Substances 0.000 title abstract description 13
- 239000011208 reinforced composite material Substances 0.000 claims abstract description 42
- 229920005989 resin Polymers 0.000 claims abstract description 37
- 239000011347 resin Substances 0.000 claims abstract description 37
- 239000003822 epoxy resin Substances 0.000 claims abstract description 23
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 20
- 239000002994 raw material Substances 0.000 claims abstract description 13
- JLTDJTHDQAWBAV-UHFFFAOYSA-N N,N-dimethylaniline Chemical compound CN(C)C1=CC=CC=C1 JLTDJTHDQAWBAV-UHFFFAOYSA-N 0.000 claims abstract description 10
- 150000008064 anhydrides Chemical class 0.000 claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- 239000003292 glue Substances 0.000 claims description 39
- 238000007598 dipping method Methods 0.000 claims description 18
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 14
- 238000001816 cooling Methods 0.000 claims description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 239000003960 organic solvent Substances 0.000 claims description 7
- 239000003733 fiber-reinforced composite Substances 0.000 claims description 3
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 2
- 239000008096 xylene Substances 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 abstract description 6
- 230000007797 corrosion Effects 0.000 abstract description 6
- 238000009413 insulation Methods 0.000 abstract description 2
- 238000004513 sizing Methods 0.000 description 24
- 239000003795 chemical substances by application Substances 0.000 description 20
- 239000002585 base Substances 0.000 description 18
- 230000003647 oxidation Effects 0.000 description 14
- 238000007254 oxidation reaction Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 10
- 238000004140 cleaning Methods 0.000 description 10
- 229910052760 oxygen Inorganic materials 0.000 description 10
- 239000001301 oxygen Substances 0.000 description 10
- 238000004804 winding Methods 0.000 description 10
- 238000005520 cutting process Methods 0.000 description 8
- 238000007731 hot pressing Methods 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 5
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 5
- 239000000839 emulsion Substances 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 5
- 125000000524 functional group Chemical group 0.000 description 5
- 229910002804 graphite Inorganic materials 0.000 description 5
- 239000010439 graphite Substances 0.000 description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 5
- 150000002576 ketones Chemical class 0.000 description 5
- 238000003754 machining Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229910001868 water Inorganic materials 0.000 description 5
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 4
- 239000002023 wood Substances 0.000 description 4
- 239000004593 Epoxy Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000004381 surface treatment Methods 0.000 description 3
- 229920002748 Basalt fiber Polymers 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- -1 bismaleimide modified phenolic resin Chemical class 0.000 description 2
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 1
- 239000012964 benzotriazole Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- XJWSAJYUBXQQDR-UHFFFAOYSA-M dodecyltrimethylammonium bromide Chemical compound [Br-].CCCCCCCCCCCC[N+](C)(C)C XJWSAJYUBXQQDR-UHFFFAOYSA-M 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000007849 furan resin Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229920003986 novolac Polymers 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920003192 poly(bis maleimide) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229940051841 polyoxyethylene ether Drugs 0.000 description 1
- 229920000056 polyoxyethylene ether Polymers 0.000 description 1
- IFIDXBCRSWOUSB-UHFFFAOYSA-N potassium;1,3-dichloro-1,3,5-triazinane-2,4,6-trione Chemical compound [K+].ClN1C(=O)NC(=O)N(Cl)C1=O IFIDXBCRSWOUSB-UHFFFAOYSA-N 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- WSFQLUVWDKCYSW-UHFFFAOYSA-M sodium;2-hydroxy-3-morpholin-4-ylpropane-1-sulfonate Chemical compound [Na+].[O-]S(=O)(=O)CC(O)CN1CCOCC1 WSFQLUVWDKCYSW-UHFFFAOYSA-M 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- LXEJRKJRKIFVNY-UHFFFAOYSA-N terephthaloyl chloride Chemical compound ClC(=O)C1=CC=C(C(Cl)=O)C=C1 LXEJRKJRKIFVNY-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
-
- 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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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The invention relates to a carbon fiber reinforced composite resin matrix, a carbon fiber reinforced composite, a preparation method of the carbon fiber reinforced composite and a base plate of a table tennis bat, and belongs to the technical field of carbon fiber reinforced composites. The carbon fiber reinforced composite material resin matrix is prepared from the following raw materials in parts by weight: 95-105 parts of epoxy resin, 70-80 parts of endomethyltetrahydrophthalic anhydride and 4-6 parts of dimethylaniline. The carbon fiber reinforced composite material resin matrix disclosed by the invention is simple in raw materials, has high specific strength, specific modulus, dimensional stability, excellent corrosion resistance, wear resistance, electric insulation property and the like, and has a good application prospect in the manufacturing of a table tennis bat bottom plate material.
Description
Technical Field
The invention relates to a carbon fiber reinforced composite resin matrix, a carbon fiber reinforced composite, a preparation method of the carbon fiber reinforced composite and a base plate of a table tennis bat, and belongs to the technical field of carbon fiber reinforced composites.
Background
Most of the existing table tennis bottom plates in the market are solid wood bottom plates, the strength and modulus of the bottom plates have anisotropy and instability due to the difference of the internal structures of wood of the solid wood bottom plates, carbon fiber materials are small in density, light in weight, high-temperature resistant and corrosion resistant, flexible outside and rigid inside, high in specific strength and specific modulus, and the same in strength and modulus in all directions, so that the carbon fiber composite materials can be used for replacing solid wood to manufacture the table tennis bottom plates.
The invention discloses a high-strength corrosion-resistant furan/epoxy blend resin suitable for composite material molding, which is disclosed by the Chinese patent with the application publication number of CN 105754300A and comprises the following raw materials in parts by weight: 30-70 parts of furan resin, 70-30 parts of epoxy resin, 50-100 parts of anhydride curing agent and 1-3 parts of accelerator, and also discloses a furan/epoxy blend resin-based fiber reinforced composite material, wherein the resin is the blend resin, and a fiber fabric adopted by the composite material is any one of carbon fiber, glass fiber, basalt fiber and aramid fiber. The blending resin disclosed in the patent contains various resins, a cross-linking reaction needs to be carried out, the preparation is relatively complex, and the mechanical property of the finally obtained composite material is still to be further improved.
The Chinese invention patent with application publication number CN 106633624A discloses a novel table tennis bat bottom plate made of basalt composite material, which is mainly processed by multilayer basalt fiber cloth through a process method of resin mixed glue solution soaking and integral mould pressing, wherein the resin mixed glue solution is prepared from the following raw materials in parts by weight: the resin is characterized by comprising bismaleimide modified phenolic resin, polyaryl acetylene resin, benzotriazole, dialkyl diphenylamine, dodecyl trimethyl ammonium bromide, fatty alcohol sodium sulfate, potassium dichloroisocyanurate, fatty alcohol-polyoxyethylene ether, zinc naphthenate, terephthaloyl chloride, reactants of quaternized chloromethane and polyamide wax micropowder, wherein the resin mixed glue solution is complex in component and still needs to be further improved, and the mechanical property of the resin mixed glue solution needs to be further improved.
Disclosure of Invention
The invention aims to provide a carbon fiber reinforced composite material resin matrix which is simple in raw material and has excellent tensile strength and elastic modulus.
A second object of the present invention is to provide a carbon fiber reinforced composite material.
The third purpose of the invention is to provide a preparation method of the carbon fiber reinforced composite material.
The fourth purpose of the invention is to provide a table tennis bat base plate.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a carbon fiber reinforced composite resin matrix is prepared from the following raw materials in parts by weight: 95-105 parts of epoxy resin, 70-80 parts of endomethyltetrahydrophthalic anhydride and 4-6 parts of dimethylaniline.
Preferably, the carbon fiber reinforced composite resin matrix is prepared from the following raw materials in parts by weight: 100 parts of epoxy resin, 75 parts of endomethyltetrahydrophthalic anhydride and 5 parts of dimethylaniline.
The epoxy resin is epoxy resin 648.
The epoxy resin 648 is a F46(648) novolac type epoxy resin.
The dimethylaniline was a colorless to pale yellow oily liquid.
The carbon fiber reinforced composite material resin matrix has the advantages of simple raw materials, moderate viscosity, good compatibility with a reinforcement, high tensile strength, elastic modulus, dimensional stability, excellent corrosion resistance, wear resistance, electric insulation and the like, and has good application prospect in the manufacturing of the base plate material of the table tennis bat.
A carbon fiber reinforced composite material is mainly prepared from a resin matrix and carbon fibers, wherein the resin matrix is the carbon fiber reinforced composite material resin matrix.
The mass ratio of the carbon fibers to the resin matrix in the carbon fiber reinforced composite material is 60: 40.
the preparation method of the carbon fiber reinforced composite material comprises the following steps:
1) dissolving a carbon fiber reinforced composite resin matrix in an organic solvent to obtain a glue solution, and pre-curing carbon fibers after dipping the carbon fibers in the glue solution for 25-30 s to obtain a prepreg;
2) molding the prepreg by adopting an autoclave, cooling and demolding to obtain the prepreg; the working pressure of the autoclave molding is 1.0-1.2 MPa, and the working temperature is 180-200 ℃.
The organic solvent in the step 1) is any one or more of acetone, toluene and xylene. The mass ratio of the organic solvent to the epoxy resin in the resin matrix is 100-120: 95-105.
The organic solvent in step 1) is preferably acetone. The mass ratio of the acetone to the epoxy resin in the resin matrix is 100-120: 95-105.
The carbon fiber in the step 1) is carbon fiber T300. The density of the carbon fiber is 1.79g/cm3. The tensile strength of the carbon fiber is 4120MPa, the tensile modulus is 234GPa, and the elongation is 1.8%.
The carbon fiber is subjected to surface treatment and sizing agent treatment before use.
The surface treatment adopts an anodic oxidation method.
The anodic oxidation treatment specifically comprises the following steps: carbon fiber is used as an anode of an electrolytic cell, graphite is used as a cathode, and in the process of electrolyzing water, carbon and oxygen-containing functional groups on the surface of the carbon fiber are oxidized by oxygen generated by the anode to be firstly oxidized into hydroxyl and then gradually oxidized into ketone, carboxyl and CO2。
The sizing agent treatment is to carry out sizing agent treatment on the carbon fiber after surface treatment by a sizing machine. The carbon fiber treated by the sizing agent has better compatibility with a resin matrix.
The sizing agent is epoxy resin type sizing agent. Preferably an emulsion epoxy sizing agent.
The temperature of the glue solution in the step 1) is 20-30 ℃. The glue solution can have proper viscosity at the temperature of 20-30 ℃.
The relative density of the glue solution in the step 1) is 1.06-1.08.
And 3) adjusting the gum dipping amount of the carbon fiber in the step 1) by using three pairs of extrusion dipping rollers when the carbon fiber is subjected to gum dipping by using the gum solution.
The pre-curing in the step 1) is carried out in a pre-curing furnace, wherein the inlet temperature of the pre-curing furnace is 90-100 ℃, the middle temperature of the pre-curing furnace is 120-150 ℃, and the outlet temperature of the pre-curing furnace is less than or equal to 100 ℃. The pre-curing oven is a curing oven commonly used in the prepreg preparation process in the prior art.
And (3) after precuring in the step 1), cooling by a cooling device, and drawing to a winding device for winding.
The hot-press pouring molding in the step 2) comprises the following steps: cutting a prepreg, laying layers, laying a vacuum auxiliary material, sealing by using a vacuum bag, pushing into hot-pressing irrigation, vacuumizing for 15-20 min and detecting leakage. Then setting the working pressure to be 1.0-1.2 MPa, the working temperature to be 180-200 ℃, and carrying out pressure curing.
And 2) pressurizing and curing for 30min by adopting a hot-pressing pouring forming method.
The cutting was performed by cutting the prepreg to a size of 500mm by 500 mm. Cleaning the mould before layering.
Before cutting, the prepreg is cleaned in a clean room for 5-6 h. The temperature of the clean room is 25-30 ℃, and the humidity is 40-60%. The cleaning is mainly to remove impurities such as dust on the surface of the prepreg.
The cooling in the step 2) is to reduce the temperature to 60 ℃.
A base plate of a table tennis bat is prepared by adopting the carbon fiber reinforced composite material. The method specifically comprises the following steps: machining the base plate into a base plate of the table tennis bat according to the designed size.
The carbon fiber reinforced composite material has the advantages of small density, light weight, high strength, high modulus, acid and alkali resistance, corrosion resistance, high temperature resistance, good electrical insulation, combustion resistance and the like.
According to the preparation method of the carbon fiber reinforced composite material, the carbon fiber reinforced resin composite material prepreg is prepared by a solution impregnation method, so that the carbon fibers can be uniformly wrapped by glue solution, then the prepreg is molded by an autoclave, and the novel carbon fiber reinforced composite material is prepared by pressurization and solidification.
The base plate of the table tennis bat is made of the carbon fiber reinforced composite material, the whole base plate has the advantages of small density, light weight, high strength, high modulus, acid and alkali resistance, corrosion resistance, high temperature resistance, good electrical insulation, combustion resistance and the like, is stressed uniformly in all directions, has consistent reaction speed, high ball speed, good ball feel and long service life, expands the application of carbon fiber in the field of common industry, and has higher economic value.
Detailed Description
Example 1
The carbon fiber reinforced composite material resin matrix of the embodiment is prepared from the following components in parts by weight: f46(648) phenolic epoxy resin 100 parts, endomethyltetrahydrophthalic anhydride 75 parts, and dimethylaniline 5 parts.
The carbon fiber reinforced composite material of the embodiment is mainly prepared from the carbon fiber reinforced composite material resin matrix and carbon fibers T300; the mass ratio of the carbon fibers to the resin matrix in the carbon fiber reinforced composite material is 60: 40.
the preparation method of the carbon fiber reinforced composite material comprises the following steps:
1) dissolving a carbon fiber reinforced composite material resin matrix in 100 parts of acetone to prepare a glue solution, adding the glue solution into a glue tank, and stabilizing the temperature of the glue solution at 30 ℃;
2) carrying out anodic oxidation treatment on the carbon fiber T300, and then carrying out sizing agent treatment; the anodic oxidation treatment comprises the following steps: carbon fiber is used as an anode of an electrolytic cell, graphite is used as a cathode, and in the process of electrolyzing water, carbon and oxygen-containing functional groups on the surface of the carbon fiber are oxidized by oxygen generated by the anode to be firstly oxidized into hydroxyl and then gradually oxidized into ketone, carboxyl and CO2(ii) a The sizing agent treatment is to carry out emulsion type epoxy resin sizing agent treatment on the carbon fiber after the anodic oxidation treatment by a sizing machine;
3) dipping the pretreated carbon fiber T300 in glue for 30s through a glue tank, adjusting the glue dipping amount through three pairs of extrusion dipping rollers, then drawing the carbon fiber into a pre-curing furnace for pre-curing, setting the temperature at the inlet of the pre-curing furnace to be 90 ℃, setting the temperature at the middle part of the pre-curing furnace to be 120 ℃, setting the temperature at the outlet of the pre-curing furnace to be 90 ℃, drying, cooling and drawing the carbon fiber to a winding device for winding to obtain a prepreg;
4) cleaning the prepreg in a clean room with the temperature of 25 ℃ and the humidity of 60% for 6h, cutting the prepreg into the size of 500mm x 500mm, cleaning a mould, laying layers, laying a vacuum auxiliary material, sealing the vacuum auxiliary material by using a vacuum bag, pushing the vacuum auxiliary material into a hot-pressing tank, vacuumizing for 15min, detecting leakage, setting the working pressure of an autoclave to be 1.2MPa and the working temperature to be 200 ℃, pressurizing and curing for 30min, cooling to 60 ℃ after the operation is finished, taking out and demoulding to obtain the high-performance high-temperature-resistant high-pressure prepreg.
The base plate of the table tennis bat is obtained by machining the carbon fiber reinforced composite material into the base plate of the table tennis bat according to the design size.
Example 2
The carbon fiber reinforced composite resin matrix of the embodiment is prepared from the following raw materials in parts by weight: 95 parts of F46(648) phenolic epoxy resin, 70 parts of endomethyltetrahydrophthalic anhydride and 4 parts of dimethylaniline.
The carbon fiber reinforced composite material of the embodiment is mainly prepared from the carbon fiber reinforced composite material resin matrix and carbon fibers T300; the mass ratio of the carbon fibers to the resin matrix in the carbon fiber reinforced composite material is 60: 40.
the preparation method of the carbon fiber reinforced composite material comprises the following steps:
1) dissolving a carbon fiber reinforced composite resin matrix in 110 parts of acetone to prepare a glue solution, adding the glue solution into a glue tank, and stabilizing the temperature of the glue solution at 20 ℃;
2) carrying out anodic oxidation treatment on the carbon fiber T300, and then carrying out sizing agent treatment; the anodic oxidation treatment comprises the following steps: carbon fiber is used as an anode of an electrolytic cell, graphite is used as a cathode, and in the process of electrolyzing water, carbon and oxygen-containing functional groups on the surface of the carbon fiber are oxidized by oxygen generated by the anode to be firstly oxidized into hydroxyl and then gradually oxidized into ketone, carboxyl and CO2(ii) a The sizing agent treatment is to carry out emulsion type epoxy resin sizing agent treatment on the carbon fiber after the anodic oxidation treatment by a sizing machine;
3) dipping the pretreated carbon fiber T300 in glue for 25s through a glue tank, adjusting the glue dipping amount through three pairs of extrusion dipping rollers, then drawing the carbon fiber into a pre-curing furnace for pre-curing, setting the temperature at the inlet of the pre-curing furnace to be 95 ℃, the temperature at the middle part of the pre-curing furnace to be 130 ℃, setting the temperature at the outlet of the pre-curing furnace to be 100 ℃, drying, cooling and drawing the carbon fiber to a winding device for winding to obtain a prepreg;
4) cleaning the prepreg in a clean room with the temperature of 30 ℃ and the humidity of 40% for 5h, cutting the prepreg into the size of 500mm x 500mm, cleaning a mould, laying layers, laying a vacuum auxiliary material, sealing the vacuum auxiliary material by using a vacuum bag, pushing the vacuum auxiliary material into a hot-pressing tank, vacuumizing for 20min, detecting leakage, setting the working pressure of an autoclave to be 1.0MPa, the working temperature to be 180 ℃, pressurizing and curing for 30min, cooling to 60 ℃ after the operation is finished, taking out and demoulding to obtain the high-performance high-temperature-resistant high-pressure prepreg.
The base plate of the table tennis bat is obtained by machining the carbon fiber reinforced composite material into the base plate of the table tennis bat according to the design size.
Example 3
The carbon fiber reinforced composite resin matrix of the embodiment is prepared from the following raw materials in parts by weight: 105 parts of F46(648) phenolic epoxy resin, 80 parts of endomethyltetrahydrophthalic anhydride and 6 parts of dimethylaniline.
The carbon fiber reinforced composite material of the embodiment is mainly prepared from the carbon fiber reinforced composite material resin matrix and carbon fibers T300; the mass ratio of the carbon fibers to the resin matrix in the carbon fiber reinforced composite material is 60: 40.
the preparation method of the carbon fiber reinforced composite material comprises the following steps:
1) dissolving a carbon fiber reinforced composite resin matrix in 120 parts of acetone to prepare a glue solution, adding the glue solution into a glue tank, and stabilizing the temperature of the glue solution at 25 ℃;
2) carrying out anodic oxidation treatment on the carbon fiber T300, and then carrying out sizing agent treatment; the anodic oxidation treatment comprises the following steps: carbon fiber is used as an anode of an electrolytic cell, graphite is used as a cathode, and in the process of electrolyzing water, carbon and oxygen-containing functional groups on the surface of the carbon fiber are oxidized by oxygen generated by the anode to be firstly oxidized into hydroxyl and then gradually oxidized into ketone, carboxyl and CO2(ii) a The sizing agent treatment is to carry out emulsion type epoxy resin sizing agent treatment on the carbon fiber after the anodic oxidation treatment by a sizing machine;
3) dipping the pretreated carbon fiber T300 for 28 seconds by a glue tank, adjusting the dipping amount by three pairs of extrusion dipping rollers, then drawing the carbon fiber into a pre-curing furnace for pre-curing, setting the temperature at the inlet of the pre-curing furnace as 100 ℃, the temperature at the middle part as 150 ℃ and the temperature at the outlet as 90 ℃, drying, cooling and drawing the carbon fiber to a winding device for winding to obtain a prepreg;
4) cleaning the prepreg in a clean room with the temperature of 28 ℃ and the humidity of 50% for 6h, cutting the prepreg into the size of 500mm x 500mm, cleaning a mould, laying layers, laying a vacuum auxiliary material, sealing the vacuum auxiliary material by using a vacuum bag, pushing the vacuum auxiliary material into a hot-pressing tank, vacuumizing for 18min, detecting leakage, setting the working pressure of an autoclave to be 1.1MPa and the working temperature to be 190 ℃, pressurizing and curing for 30min, cooling to 60 ℃ after the operation is finished, taking out and demoulding to obtain the high-performance high-temperature-resistant high-pressure prepreg.
The base plate of the table tennis bat is obtained by machining the carbon fiber reinforced composite material into the base plate of the table tennis bat according to the design size.
Example 4
The carbon fiber reinforced composite resin matrix of the embodiment is prepared from the following raw materials in parts by weight: f46(648) phenolic epoxy resin 100 parts, endomethyltetrahydrophthalic anhydride 75 parts, and dimethylaniline 5 parts.
The carbon fiber reinforced composite material of the embodiment is mainly prepared from the carbon fiber reinforced composite material resin matrix and carbon fibers T300; the mass ratio of the carbon fibers to the resin matrix in the carbon fiber reinforced composite material is 60: 40.
the preparation method of the carbon fiber reinforced composite material comprises the following steps:
1) dissolving a carbon fiber reinforced composite resin matrix in 120 parts of toluene to prepare a glue solution, adding the glue solution into a glue tank, and stabilizing the temperature of the glue solution at 25 ℃;
2) carrying out anodic oxidation treatment on the carbon fiber T300, and then carrying out sizing agent treatment; the anodic oxidation treatment comprises the following steps: carbon fiber is used as an anode of an electrolytic cell, graphite is used as a cathode, and in the process of electrolyzing water, carbon and oxygen-containing functional groups on the surface of the carbon fiber are oxidized by oxygen generated by the anode to be firstly oxidized into hydroxyl and then gradually oxidized into ketone, carboxyl and CO2(ii) a The sizing agent treatment is to carry out emulsion type epoxy resin sizing agent treatment on the carbon fiber after the anodic oxidation treatment by a sizing machine;
3) dipping the pretreated carbon fiber T300 for 28 seconds by a glue tank, adjusting the dipping amount by three pairs of extrusion dipping rollers, then drawing the carbon fiber into a pre-curing furnace for pre-curing, setting the temperature at the inlet of the pre-curing furnace as 100 ℃, the temperature at the middle part as 150 ℃ and the temperature at the outlet as 90 ℃, drying, cooling and drawing the carbon fiber to a winding device for winding to obtain a prepreg;
4) cleaning the prepreg in a clean room with the temperature of 28 ℃ and the humidity of 50% for 6h, cutting the prepreg into the size of 500mm x 500mm, cleaning a mould, laying layers, laying a vacuum auxiliary material, sealing the vacuum auxiliary material by using a vacuum bag, pushing the vacuum auxiliary material into a hot-pressing tank, vacuumizing for 18min, detecting leakage, setting the working pressure of an autoclave to be 1.1MPa and the working temperature to be 190 ℃, pressurizing and curing for 30min, cooling to 60 ℃ after the operation is finished, taking out and demoulding to obtain the high-performance high-temperature-resistant high-pressure prepreg.
The base plate of the table tennis bat is obtained by machining the carbon fiber reinforced composite material into the base plate of the table tennis bat according to the design size.
Examples of the experiments
The base plates of the table tennis rackets of examples 1 to 3 were tested for density, tensile strength and elastic modulus, and the results are shown in Table 1.
Table 1 table tennis bat base plate performance test results in examples 1-3
Claims (7)
1. The carbon fiber reinforced composite material is characterized by mainly comprising a resin matrix and carbon fibers, wherein the resin matrix is a carbon fiber reinforced composite material resin matrix; the carbon fiber reinforced composite resin matrix is prepared from the following raw materials in parts by weight: 95-105 parts of epoxy resin, 70-80 parts of endomethyltetrahydrophthalic anhydride and 4-6 parts of dimethylaniline; the epoxy resin is epoxy resin 648;
the preparation method of the carbon fiber reinforced composite material comprises the following steps:
1) dissolving a carbon fiber reinforced composite resin matrix in an organic solvent to obtain a glue solution, and pre-curing carbon fibers after dipping the carbon fibers in the glue solution for 25-30 s to obtain a prepreg;
2) molding the prepreg by adopting an autoclave, cooling and demolding to obtain the prepreg; the working pressure of the autoclave molding is 1.0-1.2 MPa, and the working temperature is 180-200 ℃.
2. The carbon fiber reinforced composite material according to claim 1, wherein the carbon fiber reinforced composite material resin matrix is prepared from the following raw materials in parts by weight: 100 parts of epoxy resin, 75 parts of endomethyltetrahydrophthalic anhydride and 5 parts of dimethylaniline.
3. A method for producing a carbon fiber-reinforced composite material according to claim 1, comprising the steps of:
1) dissolving a carbon fiber reinforced composite resin matrix in an organic solvent to obtain a glue solution, and pre-curing carbon fibers after dipping the carbon fibers in the glue solution for 25-30 s to obtain a prepreg;
2) molding the prepreg by adopting an autoclave, cooling and demolding to obtain the prepreg; the working pressure of the autoclave molding is 1.0-1.2 MPa, and the working temperature is 180-200 ℃.
4. The preparation method according to claim 3, wherein the organic solvent in step 1) is any one or more of acetone, toluene and xylene.
5. The preparation method according to claim 3, wherein the temperature of the glue solution in the step 1) is 20-30 ℃.
6. The preparation method according to claim 3, wherein the pre-curing in the step 1) is performed in a pre-curing furnace, wherein the inlet temperature of the pre-curing furnace is 90-100 ℃, the middle temperature of the pre-curing furnace is 120-150 ℃, and the outlet temperature of the pre-curing furnace is less than or equal to 100 ℃.
7. A table tennis bat base plate made of the carbon fiber-reinforced composite material according to claim 1.
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| KR20170131434A (en) * | 2015-03-27 | 2017-11-29 | 도레이 카부시키가이샤 | Two-component epoxy resin composition and fiber reinforced composite material for fiber reinforced composite material |
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| CN103483552B (en) * | 2013-09-29 | 2016-01-20 | 东华大学 | A kind of carbon-fibre composite matrix resin and preparation method thereof |
| CN105623189A (en) * | 2014-11-03 | 2016-06-01 | 中国石油化工股份有限公司 | Epoxy resin composition used for carbon fiber prepreg, and preparation method thereof |
| CN105131255A (en) * | 2015-09-30 | 2015-12-09 | 西安超码复合材料有限公司 | High-temperature-resistant resin |
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| KR20170131434A (en) * | 2015-03-27 | 2017-11-29 | 도레이 카부시키가이샤 | Two-component epoxy resin composition and fiber reinforced composite material for fiber reinforced composite material |
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