CN104311846B - A kind of manufacture method of high-precision continuous fiber reinforced composite materials - Google Patents

A kind of manufacture method of high-precision continuous fiber reinforced composite materials Download PDF

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CN104311846B
CN104311846B CN201410523505.6A CN201410523505A CN104311846B CN 104311846 B CN104311846 B CN 104311846B CN 201410523505 A CN201410523505 A CN 201410523505A CN 104311846 B CN104311846 B CN 104311846B
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nano
composite
resin
organic solvent
continuous fiber
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CN104311846A (en
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王柏臣
尹君山
王莉
周高飞
李伟
马克明
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Shenyang Aerospace University
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Shenyang Aerospace University
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Abstract

A kind of manufacture method of high-precision continuous fiber reinforced composite materials, is carried out according to the following steps:(1)Prepare resin organic solvent solution;(2)Nano material and emulsifying agent are dissolved in organic solvent dispersion soln is made;(3)Obtain Solution Under Ultrasound Treatment;(4)Obtain nano-composite fiber prefabricated body;(5)Using nano-composite fiber prefabricated body as reinforcing material, it is made using composite material process planning with high-precision continuous fiber reinforced composite materials.The present invention suppresses the cure shrinkage of resin matrix using nano material, improves the form accuracy and dimensional accuracy of composite, and required equipment is simple, and technological operation is convenient, available for various kinds of resin based composites system and moulding process.Resin matrix is strengthened by nano material, composite bending property and interlaminar shear strength is improved 50%, glass transition temperature(Tg)Improve 80 DEG C.

Description

A kind of manufacture method of high-precision continuous fiber reinforced composite materials
Technical field
The invention belongs to polymer matrix composite production field, and in particular to a kind of high-precision continuous lod is answered The manufacture method of condensation material.
Background technology
The specific strength and specific modulus of advanced polymer matrix composite are high, and designability is strong, and fatigue resistance is good, corrosion-resistant, There is good electromagnetic performance and wave-absorbing and camouflage function simultaneously and suitable for large area global formation, thus extensive use In Aeronautics and Astronautics and auto industry.In recent years, the high-tech sector such as market competition and Aeronautics and Astronautics in order to adapt to fierceness is used The requirement of composite, countries in the world start to develop high-performance composite materials by guideline of performance/cost balance, including Using the moulding process of new material, exploitation with reduction production cost potentiality etc., final goal is given birth to cheap method Output meets the product of performance requirement.Structure integration is the important channel for realizing composite cost degradation, can be effective The quantity of connector is reduced, follow-up installation time and cost is reduced, but global formation composite is produced in the curing process Residual stress, makes it in terms of shape and size and the structure of initial design generates larger deviation, and follow-up connection is filled With totally unfavorable influence is caused, even result in composite element and go out of use, this is to cause composite cost to remain high One of major reason.
Cause the reason for polymer matrix composites curing deformation has three aspects:(1)In the curing process, due to resin prepolymer Intermolecular force between body is changed into chemical bond and causes resin matrix volume contraction;(2)Composite and mold hot are swollen Swollen coefficient is inconsistent;(3)Resin matrix and reinforcing fiber thermal coefficient of expansion are inconsistent.Wherein, body of the resin matrix in solidification It is to cause composite to produce warpage and the most basic reason of resilience after demoulding that product, which is shunk, and traditional solution is a large amount of Optimize composite curing cycle on the basis of experiment and by changing die face compensating property amendment, to control or offset Deformation extent, both approaches all inevitably consume a large amount of man-hours and material.For example, Chinese patent application CN201310208339, Jia Lijie etc.,《The simulation method of carbon fiber enhancement resin base composite material machining deformation》, it is led Feature is wanted to include:(a)Modeling parameters are inputted in ANSYS softwares, geometrical model is set up;(b)Using solid185 units to step Suddenly a) the middle geometrical model set up carries out mesh generation, sets up FEM model, and FEM model application is constrained;(c)Mould Intend autoclave technique, calculate the curing deformation value of composite, extract strain and stress distribution cloud atlas;(d)Using method of killing activating elements Analog composite material machining process, the machining deformation of composite after being machined;(e)Calculate composite after machining Machining deformation value.Above method is based primarily upon to the numerical Simulation Prediction temperature field of composite material process planning process and solidification The distribution situation of field is spent, and then forecasts the curing deformation behavior of composite, does not consider that resin matrix is solidifying and had been stripped The volume contraction and residual stress situation of middle experience.
The content of the invention
It is an object of the invention to propose a kind of continuous lod composite wood with high form accuracy and dimensional accuracy Expect manufacture method, resin matrix is strengthened by adding nano material, its volume contraction in the curing process is reduced, subtracts Few heat of the composite in cooling and knockout course between resin matrix and reinforcing fiber and between composite and mould Coefficient of expansion gap, reduces composite inner residual stress, fundamentally reduces polymer matrix composites curing deformation degree.
The method of the present invention is carried out according to the following steps:
(1)Prepare resin organic solvent solution:Epoxy resin is dissolved in the resin for being configured to that concentration is 0.5g/ml in ethanol Organic solvent solution;Or bimaleimide resin is dissolved in the resin organic solvent for being configured to that concentration is 30g/ml in acetone Solution;
(2)Nano material and emulsifying agent are dissolved in organic solvent dispersion soln is made;Emulsifying agent and nano material quality Than for 1:1;0.1 ~ 5g nano materials are added in per 100ml organic solvents;Described nano material is 0 dimension nano material, 1 wiener Rice material or 2 dimension nano materials;
(3)By resin organic solvent solution and dispersion soln by volume 1:1 or 1:It is molten that 2 ratios are mixed and made into mixing Liquid, mixed solution is handled at least 30 minutes in 45kHz ultrasonic field, obtains Solution Under Ultrasound Treatment;
(4)Continuous fiber is put into Solution Under Ultrasound Treatment, at least 10 minutes, Ran Hou are handled in 45kHz ultrasonic fields Nano-composite fiber prefabricated body is obtained after 105 ± 5 DEG C of heating, drying at least 2h;
(5)Using nano-composite fiber prefabricated body as reinforcing material, it is made using composite material process planning with high-precision The continuous fiber reinforced composite materials of degree.
0 described dimension nano material is nano silicon;1 described dimension nano material is single wall, double-walled or many wall carbon Nanotube;2 described dimension nano materials are graphene oxide.
Described organic solvent is acetone, ethanol or isopropanol.
Described emulsifying agent is the ether of Nonyl pheno 10, neopelex or polyoxyethylene cetyl base Ether.
Described continuous fiber is any of unidirectional carbon, plain, twill, laminated cloth or fabric;It is described Fabric refer to the three-dimensional carbon fibre fabric of three-dimensional four-way, three-dimensional five any into three-dimensional carbon fibre fabric or 2.5 dimensional fabrics Kind, fiber used in fabric is any of carbon fiber, glass fibre or aramid fiber.
Described composite material process planning is common process molding, winding, prepreg tape-autoclave, resin transfer moulding (RTM), Resin Film Infusion(RFI)Any of or pultrusion.
The present invention is strengthened composite resin matrix using the interfacial chemical reaction of nano material and resin matrix, Using less nano material consumption, the curing deformation behavior of continuous fiber reinforced composite materials is significantly inhibited, typical " L " shape is multiple The deformation angle of condensation material component is reduced to 0.6 ° by 3.0 °, shows that the volume contraction of resin matrix is reduced, so as to improve follow-up Composite efficiency of assembling, reduce the cost of global formation complex shaped components.
The present invention suppresses the cure shrinkage of resin matrix using nano material, improves the form accuracy and size of composite Precision, required equipment is simple, and technological operation is convenient, available for various kinds of resin based composites system and moulding process.By receiving Rice material strengthens resin matrix, composite bending property and interlaminar shear strength is improved 50%, glass transition temperature (Tg)Improve 80 DEG C.
Embodiment
The epoxy resin that is used in the embodiment of the present invention, bimaleimide resin is commercial products.
The average grain diameter 5-20nm of the nano silicon used in the embodiment of the present invention, the specific surface area of single-walled nanotube >140m2/ g, the specific surface area of double-walled nanotubes>350m2/ g, the specific surface area of multi-walled carbon nanotube>500m2/ g, graphite oxide The specific surface area of alkene>550m2/ g, is commercial products.
Acetone, ethanol and the isopropanol used in the embodiment of the present invention is AR.
The ether of Nonyl pheno 10, neopelex and the polyoxyethylene 16 used in the embodiment of the present invention Alkyl ether is AR purchased in market.
The unidirectional fibre that is used in the embodiment of the present invention, plain, twill, laminated cloth, three-dimensional four-way stereo fabric, three Dimension five to stereo fabric and 2.5 dimensional fabrics be commercial products.
The working frequency of the ultrasonic field used in the embodiment of the present invention is 45kHz, and power is 100W during work.
Embodiment 1
Resin selects epoxy resin in the present embodiment, and organic solvent selects ethanol, and nano material elects multi-walled carbon nanotube as, Emulsifying agent elects the ether of Nonyl pheno 10 as, and continuous fiber elects plain as, and composite material process planning is transmitted from resin Molding;
The method of the present invention is carried out according to the following steps:
(1)25g epoxy resin is dissolved in 50mL ethanol, magnetic agitation is uniform, is configured to the resin that concentration is 0.5g/ml Ethanol solution;
(2)Respectively take 1 gram of multi-walled carbon nanotube and the ether of Nonyl pheno 10 to be dissolved in 50mL ethanol respectively to be made point Dissipate solution;
(3)By above-mentioned solution by volume 1:1 ratio is mixed, and is handled 30 minutes, is obtained in 100W and 45kHz ultrasonic field Solution Under Ultrasound Treatment is obtained, homogeneous nanotube dispersion system is formed;
(4)Plain is put into Solution Under Ultrasound Treatment, handles 10 minutes, then adds at 110 DEG C in 45kHz ultrasonic fields Nano composite material precast body is obtained after heat drying 2h;
(5)Using nano composite material precast body as reinforcing material, using resin transfer moulding(RTM)Technological forming, receives Rice composite fiber prefabricated body is put into mould after cutting out, and the number of plies of lay is determined by composite plate thickness, control technique ginseng Number is 0.4MPa and 45 DEG C, after mold filling, according to 80oC/1h, 110oC/1h, 140oC/1h, 170oC/1h, 200oC/1h program liter Temperature solidification, being made has high-precision continuous fiber reinforced composite materials.
Embodiment 2
Resin selects epoxy resin in the present embodiment, and organic solvent selects acetone, and nano material elects nano silicon as, Emulsifying agent elects neopelex as, and continuous fiber elects twill as, and composite material process planning is from molding;
The method of the present invention is carried out according to the following steps:
(1)15g epoxy resin is dissolved in 30mL ethanol, magnetic agitation is uniform, is configured to the resin that concentration is 0.5g/ml Ethanol solution;
(2)Respectively take 0.05 gram of nano silicon and neopelex to be dissolved in 50mL ethanol respectively to be made point Dissipate solution;
(3)By above-mentioned solution by volume 1:1 ratio is mixed, and is handled 30 minutes, is obtained in 100W and 45kHz ultrasonic field Solution Under Ultrasound Treatment is obtained, homogeneous CNTs dispersions are formed;
(4)Twill is put into Solution Under Ultrasound Treatment, handles 10 minutes, then adds at 100 DEG C in 45kHz ultrasonic fields Nano-composite fiber prefabricated body is obtained after heat drying 2.5h;
(5)Using nano-composite fiber prefabricated body as reinforcing material, by epoxy resin even application in nano composite material Precast body surface, is laid in mould by the same way of embodiment 1, mould is placed on hot press, in 80 DEG C of keeping temperatures The after-applied 50MPa of 20min pressure 1h, according still further to 110oC/1h, 140oC/1h, 170oC/1h, 200oC/1h temperature programming is consolidated Change, being made has high-precision continuous fiber reinforced composite materials.
Embodiment 3
Resin selects epoxy resin in the present embodiment, and organic solvent selects isopropanol, and nano material elects single as Pipe, emulsifying agent elects PCE as, and continuous fiber elects unidirectional carbon as;
The method of the present invention is carried out according to the following steps:
(1)5g epoxy resin is dissolved in 100mL ethanol, magnetic agitation is uniform, is configured to the resin that concentration is 0.5g/ml Solution;
(2)Respectively take 1.25 grams of single-walled carbon nanotubes and PCE to be dissolved in 50mL isopropanols respectively to make Into dispersion soln;
(3)By above-mentioned solution by volume 1:1 ratio is mixed, and is handled 30 minutes, is obtained in 100W and 45kHz ultrasonic field Solution Under Ultrasound Treatment is obtained, homogeneous nanotube dispersion system is formed;
(4)Unidirectional carbon is put into Solution Under Ultrasound Treatment, handled 10 minutes in 45kHz ultrasonic fields, then 105 Unidirectional nano combined carbon fiber reinforcement is obtained after DEG C heating, drying 3h;
(5)Using unidirectional nano combined carbon fiber as reinforcing material, enter under 20cm/min hauling speed and ring is housed The steeping vat of oxygen tree fat, then discharges Excess resin and bubble by being molded mouth mold, after certain length is cut into according to 110oC/1h, 140oC/1h, 170oC/1h, 200oC/1h temperature programming solidification, being made has high-precision continuous lod Composite.
Embodiment 4
Resin selects epoxy resin in the present embodiment, and organic solvent selects isopropanol, and nano material elects single as Pipe, emulsifying agent elects PCE as, and continuous fiber elects laminated cloth as;Composite material process planning selects resin film Infiltration(RFI);
The method of the present invention is carried out according to the following steps:
(1)4g epoxy resin is dissolved in 80mL ethanol, magnetic agitation is uniform, is configured to the resin that concentration is 0.5g/ml Ethanol solution;
(2)Respectively take 0.1 gram of single-walled carbon nanotube and PCE to be dissolved in 50mL isopropanols respectively to make Into dispersion soln, mixed solution is formed;
(3)By above-mentioned solution by volume 1:1 ratio is mixed, and is handled 30 minutes, is obtained in 100W and 45kHz ultrasonic field Solution Under Ultrasound Treatment is obtained, homogeneous CNTs dispersions are formed;
(4)Laminated cloth is put into Solution Under Ultrasound Treatment, handles 10 minutes, then adds at 105 DEG C in 45kHz ultrasonic fields Nano composite material precast body is obtained after heat drying 3h;
(5)Using nano composite material precast body as reinforcing material, using Resin Film Infusion(RFI)Technological forming, first will Epoxy resin is put into mould, then in the above place nano-composite fiber prefabricated body after closed with vacuum bag, it is heated and After vacuumizing, epoxy resin is impregnated with nano-composite fiber prefabricated body, by 140oC/1h, 170oC/1h, 200oC/1h temperature programming Solidification, being made has high-precision continuous fiber reinforced composite materials.
Embodiment 5
The present embodiment resin elects 5405 BMIs as, and organic solvent elects acetone as, and nano material elects double-walled carbon as Nanotube, emulsifying agent elects PCE as, and continuous fiber elects the three-dimensional carbon fibre fabric of three-dimensional four-way as;Composite wood Expect that moulding process selects prepreg tape-autoclave;
The method of the present invention is carried out according to the following steps:
(1)5405 bimaleimide resins are dissolved in acetone, magnetic agitation is uniform, the glue that concentration is 30g/ml is made Liquid.
(2)Respectively take 0.05 gram of double-walled carbon nano-tube and PCE to be dissolved in 50mL acetone respectively to be made Dispersion soln;
(3)By above-mentioned solution by volume 1:2 ratios are mixed, and are handled 30 minutes, are obtained in 100W and 45kHz ultrasonic field Solution Under Ultrasound Treatment is obtained, homogeneous nanotube dispersion system is formed;
(4)The three-dimensional carbon fibre fabric of three-dimensional four-way is put into Solution Under Ultrasound Treatment, 10 points are handled in 45kHz ultrasonic fields Clock, then obtains nano composite material precast body after 104 DEG C of heating, drying 3.5h;
(5)Using nano composite material precast body as reinforcing material, nano composite material precast body is immersed in the glue Taken out after 10min, 1h is dried at 70 DEG C three-dimensional four-way stereo fabric/double-walled carbon nano-tube/bimaleimide resin is made Prepreg tape, is then laid in mould by the same way of embodiment 1, mould is placed on hot press, in 110 DEG C of keeping temperatures The after-applied 50MPa of 20min pressure 1h, according still further to 120oC/2h, 220oC/4h temperature programming solidification, being made has high accuracy Continuous fiber reinforced composite materials.
Embodiment 6
The present embodiment resin elects 5405 BMIs as, and organic solvent elects acetone as, and nano material elects oxidation stone as Black alkene, emulsifying agent elects PCE as, and continuous fiber elects glass fibre as;Composite material process planning is from pre- Soak band-autoclave.
The method of the present invention is carried out according to the following steps:
(1)5405 bimaleimide resins are dissolved in acetone, magnetic agitation is uniform, the glue that concentration is 30g/ml is made Liquid,
(2)Respectively take respectively 1 gram of graphene oxide and PCE be dissolved in 50mL acetone be made it is scattered Solution;
(3)By above-mentioned solution by volume 1:2 ratios are mixed, and are handled 30 minutes, are obtained in 100W and 45kHz ultrasonic field Solution Under Ultrasound Treatment is obtained, homogeneous CNTs dispersions are formed;
(4)Glass fibre is put into Solution Under Ultrasound Treatment, handled 10 minutes in 45kHz ultrasonic fields, then at 102 DEG C Nano composite material precast body is obtained after heating, drying 4h;
(5)Using nano composite material precast body as reinforcing material, by glass fibre/graphene oxide/bismaleimide Polyimide resin prepreg tape is placed in mould by being put into after the same way laying of embodiment 1 after vacuum seal bag, is evacuated to 0.08MPa Autoclave is moved into, according to 120 under 0.5MPaoC/2h, 220oC/4h temperature programming solidification.
Embodiment 7
The present embodiment resin elects 5405 BMIs as, and organic solvent elects acetone as, and nano material elects oxidation stone as Black alkene, emulsifying agent elects PCE as, and continuous fiber elects carbon fiber as;Composite material process planning is selected and twined Around;
The method of the present invention is carried out according to the following steps:
(1)5405 bimaleimide resins are dissolved in acetone, magnetic agitation is uniform, the glue that concentration is 30g/ml is made Liquid,
(2)Respectively take respectively 1 gram of graphene oxide and PCE be dissolved in 50mL acetone be made it is scattered Solution, forms mixed solution;
(3)By above-mentioned solution by volume 1:2 ratios are mixed, and are handled 30 minutes, are obtained in 100W and 45kHz ultrasonic field Solution Under Ultrasound Treatment is obtained, homogeneous CNTs dispersions are formed;
(4)Glass fibre is put into Solution Under Ultrasound Treatment, handled 10 minutes in 45kHz ultrasonic fields, then at 108 DEG C Nano composite material precast body is obtained after heating, drying 2h;
(5)Using nanotube composite glass fiber precast body as reinforcing material, adsorption is prepared using unidirectional carbon The unidirectional reinforcement of graphene oxide, passes through BMI/acetone of the concentration for 30wt% under 5-80N drafting tension Glue, unnecessary glue is removed using spreading roller, with 1-15m/min speed in cylindrical core mould surface longitudinally wound to certain After thickness, according to 120oC/2h, 220oC/4h temperature programming solidification, being made has high-precision continuous lod composite wood Material.
Embodiment 8
Resin selects epoxy resin in the present embodiment, and organic solvent selects isopropanol, and nano material elects single as Pipe, emulsifying agent elects PCE as, and continuous fiber elects three-dimensional five as to three-dimensional carbon fibre fabric;Composite into Type process selection Resin Film Infusion(RFI);
The method of the present invention is carried out according to the following steps:
(1)4g epoxy resin is dissolved in 80mL ethanol, magnetic agitation is uniform, is configured to the resin that concentration is 0.5g/ml Ethanol solution;
(2)Respectively take 1 gram of single-walled carbon nanotube and PCE to be dissolved in 50mL isopropanols respectively to be made Dispersion soln, forms mixed solution;
(3)By above-mentioned solution by volume 1:1 ratio is mixed, and is handled 30 minutes, is obtained in 100W and 45kHz ultrasonic field Solution Under Ultrasound Treatment is obtained, homogeneous CNTs dispersions are formed;
(4)Three-dimensional five is put into Solution Under Ultrasound Treatment to three-dimensional carbon fibre fabric, 10 points are handled in 45kHz ultrasonic fields Clock, then obtains nano composite material precast body after 105 DEG C of heating, drying 3h;
(5)Using nano composite material precast body as reinforcing material, using Resin Film Infusion(RFI)Technological forming, first will Epoxy resin is put into mould, then in the above place nano-composite fiber prefabricated body after closed with vacuum bag, it is heated and After vacuumizing, epoxy resin is impregnated with nano-composite fiber prefabricated body, by 140oC/1h, 170oC/1h, 200oC/1h temperature programming Solidification, being made has high-precision continuous fiber reinforced composite materials.
Embodiment 9
Resin selects epoxy resin in the present embodiment, and organic solvent selects isopropanol, and nano material elects single as Pipe, emulsifying agent elects PCE as, and continuous fiber elects 2.5 dimensional fabrics as;Composite material process planning is from tree Film infiltration(RFI);
The method of the present invention is carried out according to the following steps:
(1)4g epoxy resin is dissolved in 80mL ethanol, magnetic agitation is uniform, is configured to the resin that concentration is 0.5g/ml Ethanol solution;
(2)Respectively take 1 gram of single-walled carbon nanotube and PCE to be dissolved in 50mL isopropanols respectively to be made Dispersion soln, forms mixed solution;
(3)By above-mentioned solution by volume 1:1 ratio is mixed, and is handled 30 minutes, is obtained in 100W and 45kHz ultrasonic field Solution Under Ultrasound Treatment is obtained, homogeneous CNTs dispersions are formed;
(4)2.5 dimensional fabrics are put into Solution Under Ultrasound Treatment, handled 10 minutes in 45kHz ultrasonic fields, then 105 Nano composite material precast body is obtained after DEG C heating, drying 3h;
(5)Using nano composite material precast body as reinforcing material, using Resin Film Infusion(RFI)Technological forming, first will Epoxy resin is put into mould, then in the above place nano-composite fiber prefabricated body after closed with vacuum bag, it is heated and After vacuumizing, epoxy resin is impregnated with nano-composite fiber prefabricated body, by 140oC/1h, 170oC/1h, 200oC/1h temperature programming Solidification, being made has high-precision continuous fiber reinforced composite materials.
Embodiment 10
Resin selects epoxy resin in the present embodiment, and organic solvent selects isopropanol, and nano material elects single as Pipe, emulsifying agent elects PCE as, and continuous fiber elects aramid fiber as;Composite material process planning selects resin Film infiltration(RFI);
The method of the present invention is carried out according to the following steps:
(1)4g epoxy resin is dissolved in 80mL ethanol, magnetic agitation is uniform, is configured to the resin that concentration is 0.5g/ml Ethanol solution;
(2)Respectively take 2.5 grams of single-walled carbon nanotubes and PCE to be dissolved in 50mL isopropanols respectively to make Into dispersion soln, mixed solution is formed;
(3)By above-mentioned solution by volume 1:1 ratio is mixed, and is handled 30 minutes, is obtained in 100W and 45kHz ultrasonic field Solution Under Ultrasound Treatment is obtained, homogeneous CNTs dispersions are formed;
(4)Aramid fiber is put into Solution Under Ultrasound Treatment, handled 10 minutes in 45kHz ultrasonic fields, then at 105 DEG C Nano composite material precast body is obtained after heating, drying 3h;
(5)Using nano composite material precast body as reinforcing material, using Resin Film Infusion(RFI)Technological forming, first will Epoxy resin is put into mould, then in the above place nano-composite fiber prefabricated body after closed with vacuum bag, it is heated and After vacuumizing, epoxy resin is impregnated with nano-composite fiber prefabricated body, by 140oC/1h, 170oC/1h, 200oC/1h temperature programming Solidification, being made has high-precision continuous fiber reinforced composite materials.

Claims (1)

1. a kind of manufacture method of high-precision continuous fiber reinforced composite materials, it is characterised in that carry out according to the following steps:
(1)Prepare resin organic solvent solution:Epoxy resin is dissolved in be configured in ethanol concentration be 0.5g/ml resin it is organic Solvent solution, or bimaleimide resin is dissolved in that the resin organic solvent that concentration is 30g/ml is configured in acetone is molten Liquid;
(2)Nano material and emulsifying agent are dissolved in organic solvent dispersion soln is made, emulsifying agent is with nano material mass ratio 1:1, often add 0.1 ~ 5g nano materials in 100ml organic solvents;Described nano material is 0 dimension nano material, 1 wiener rice material Material or 2 dimension nano materials;
(3)By resin organic solvent solution and dispersion soln by volume 1:1 or 1:2 ratios are mixed and made into mixed solution, will Mixed solution is handled at least 30 minutes in 45kHz ultrasonic field, obtains Solution Under Ultrasound Treatment;
(4)Continuous fiber is put into Solution Under Ultrasound Treatment, at least 10 minutes are handled in 45kHz ultrasonic fields, then 105 ± 5 DEG C of heating, drying at least 2h, obtain nano-composite fiber prefabricated body;
(5)Using nano-composite fiber prefabricated body as reinforcing material, it is made using composite material process planning with continuous fiber Strengthen composite;
0 described dimension nano material is nano silicon;1 described dimension nano material is single wall, double-walled or multi-wall carbon nano-tube Pipe;2 described dimension nano materials are graphene oxide;
Described organic solvent is acetone, ethanol or isopropanol;
Described emulsifying agent is the ether of Nonyl pheno 10, neopelex or PCE;
Described continuous fiber is unidirectional carbon, plain, twill, laminated cloth or fabric;Described fabric refers to three-dimensional Four-way solid carbon fibre fabric, three-dimensional five to three-dimensional carbon fibre fabric or 2.5 dimensional fabrics, fiber used in fabric be carbon fiber, Glass fibre or aramid fiber;
Described composite material process planning is common process molding, winding, prepreg tape-autoclave, resin transfer moulding, resin Film infiltration or pultrusion.
CN201410523505.6A 2014-10-08 2014-10-08 A kind of manufacture method of high-precision continuous fiber reinforced composite materials Expired - Fee Related CN104311846B (en)

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CN105694299B (en) * 2016-04-20 2019-01-15 东华大学 A kind of preparation method of nano-filler modified composite material
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CN101532243A (en) * 2009-04-20 2009-09-16 沈阳航空工业学院 Shaping agent for nano composite reinforced fabric and application thereof
CN101891942A (en) * 2010-07-27 2010-11-24 沈阳航空航天大学 Method for preparing nanocomposite hybrid multi-dimension material

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101532243A (en) * 2009-04-20 2009-09-16 沈阳航空工业学院 Shaping agent for nano composite reinforced fabric and application thereof
CN101891942A (en) * 2010-07-27 2010-11-24 沈阳航空航天大学 Method for preparing nanocomposite hybrid multi-dimension material

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