CN109291575A - A kind of surfacecti proteon type conducing composite material and preparation method thereof - Google Patents

A kind of surfacecti proteon type conducing composite material and preparation method thereof Download PDF

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Publication number
CN109291575A
CN109291575A CN201810963790.1A CN201810963790A CN109291575A CN 109291575 A CN109291575 A CN 109291575A CN 201810963790 A CN201810963790 A CN 201810963790A CN 109291575 A CN109291575 A CN 109291575A
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China
Prior art keywords
resin
layer
composite material
conductive
rubber
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CN201810963790.1A
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CN109291575B (en
Inventor
董慧民
史海燕
李跃腾
钱黄海
程丽君
苏正涛
刘嘉
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AECC Beijing Institute of Aeronautical Materials
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AECC Beijing Institute of Aeronautical Materials
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/02—Layer formed of wires, e.g. mesh
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/063—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/10—Layered products comprising a layer of natural or synthetic rubber next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/12—Layered products comprising a layer of natural or synthetic rubber comprising natural rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/14—Layered products comprising a layer of natural or synthetic rubber comprising synthetic rubber copolymers
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    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
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    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • B32B27/281—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polyimides
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    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/42—Layered products comprising a layer of synthetic resin comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines
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    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/043—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of natural rubber or synthetic rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/02—Composition of the impregnated, bonded or embedded layer
    • B32B2260/021—Fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/04—Impregnation, embedding, or binder material
    • B32B2260/046—Synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0261—Polyamide fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
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    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06—Vegetal fibres
    • B32B2262/062—Cellulose fibres, e.g. cotton
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/101—Glass fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/106—Carbon fibres, e.g. graphite fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/202—Conductive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/552—Fatigue strength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
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    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/558—Impact strength, toughness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/56—Damping, energy absorption

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  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

The present invention is a kind of surfacecti proteon type conducing composite material and preparation method thereof, which is formed by polymer matrix composites, adhesive layer, conductive layer, enhancement layer, protective layer through composite coining.Adhesive layer is inorganic or organic adhesion agent；Conductive layer is pure conductive metal mesh or macromolecule resin conductive adhesive film or macromolecule resin insulated rubber film/conductive metal mesh compound cutan or macromolecule resin conductive adhesive film/conductive metal mesh compound cutan；Enhancement layer is fabric；Protective layer is rubber material.Prepreg, adhesive layer, conductive layer, enhancement layer, protective layer are successively cut according to shape, the size of composite product first before preparation, then by conductive layer curing molding integrated with polymer matrix composites progress, then polymer matrix composites and adhesive layer, enhancement layer, protective layer are fabricated to blank, are finally pressed and molded.

Description

A kind of surfacecti proteon type conducing composite material and preparation method thereof
Technical field
The present invention is a kind of surfacecti proteon type conducing composite material and preparation method thereof, belongs to conducing composite material technology neck Domain.
Background technique
Fiber-reinforced resin matrix compound material is with designability is strong, specific strength is high, corrosion-resistant, structure size stability Well, the features such as fatigue crack-resistant performance is good, is widely used in aerospace field, has rapidly developed as aircrafts such as aircrafts Important feature material, dosage has become the one of the important signs that of aircraft advance.But compared to traditional metal material Material, although the carbon fiber in composite material has preferable electric conductivity, insulative resin has obstructed conductive path；When aircraft meets with A large amount of heat is generated to when lightning stroke, lightning current is difficult to export by material surface, ablation as a result is generated to composite material Effect, substantially reduces its strength and stiffness, so that the safety and economy to aircaft configuration bring great challenge.
Improve composite material lightning strike protection and electromagnetic shielding application effect at present, is enhanced by different methods multiple Close the electric conductivity of structure.Such method includes lightning rod, electric arc spraying or flame sprayed metal, the wire of entirety or segmented The conductive paint etc. of mesh, entity foil/extension foil, perforated foil cladding, surface spraying containing conducting particles.As 787 aircraft of Boeing is multiple The anti-lightning strike measure of condensation material airframe structure is that metal mesh is added in composite material fuselage manufacturing process, and thunder-strike current is drawn It walks.But highdensity metal material is directly exposed to easily corrode in environment, so that the surface between composite material holds Easily there is gap, electric arc and spark are generated when thunder-strike current passes through, the fuel tank in structure of possibly even igniting when serious causes Aircraft explosion；Therefore it needs to carry out surfacecti proteon to conductive metallic material.In addition, net foil cladded type composite material is in military service process The middle tool that may fall accidentally by the rubble or maintenance personal to fly up on hail, runway and trample etc. roughly due tos, occur It destroys, as a result destroys the continuity of circuit in metal mesh, or even internal composite material it can also happen that damaging, to influence Military service performance.
Summary of the invention
The present invention exactly designs in view of the above-mentioned deficiencies in the prior art and provides a kind of surfacecti proteon type conduction Composite material and preparation method, the purpose is to improve the sealing protection of conducing composite material and damage-resistant energy.
The purpose of the present invention is achieved through the following technical solutions:
Technical solution of the present invention proposes a kind of surfacecti proteon type conducing composite material, it is characterised in that: the composite material Substrate (1) be fiber-reinforced resin matrix compound material, be sequentially prepared conductive layer (2), adhesive layer (3) on the surface of substrate (1) With protective layer (5), in which:
The conductive layer (2) be pure conductive metal mesh, macromolecule resin conductive adhesive film, macromolecule resin insulated rubber film/ Conductive metal mesh compound cutan or macromolecule resin conductive adhesive film/conductive metal mesh compound cutan；
The adhesive layer (3) is inorganic or organic adhesion agent, which synchronous with rubber should can solidify, and can be with Macromolecule resin, rubber, fabric generate good adhesive effect, and by taking 180 ° of peel strengths as an example, which is greater than 0.1kN/m；
The protective layer (5) is the blend compounds of natural rubber, synthetic rubber or natural rubber and synthetic rubber.
Further, enhancement layer (4) are added above between adhesive layer (3) and protective layer (5) or in protective layer (5), enhance Layer (4) is a kind of or several of dacron, kevlar fabric, nylon fabric, polyester textile, glass cloth, cotton or carbon cloth Kind；
Outermost layer repaves patch enhancement layer (4) or alternately paving enhancement layer (4), protection if it is protective layer (5) above Layer (5), outermost layer repave patch protective layer (5) or alternately paving protective layer (5), enhancing if it is enhancement layer (4) above Layer (4)；
Reinforcing fiber used in the fiber-reinforced resin matrix compound material is carbon fiber, glass fibre, aramid fiber, the Black Warrior One or more of rock fiber, alumina fibre or silicon carbide fibre, the structure type of reinforcing fiber is for fabric or unidirectionally Band.
Matrix resin used in the fiber-reinforced resin matrix compound material be thermoplastic resin or thermosetting resin, In:
Thermoplastic resin is polyether-ketone, polysulfones, polyether sulfone, thermoplastic polyimide, polyetherimide, polycarbonate, gathers One or more of phenylate or polyamide hybrid resin；
Thermosetting resin is epoxy resin, bimaleimide resin, thermoset polyimide resin, polybenzoxazine tree One or more of rouge, phenolic resin, cyanate ester resin or unsaturated polyester resin hybrid resin.
The synthetic rubber is butadiene-styrene rubber, butadiene rubber, neoprene, EP rubbers, nitrile rubber, hydrogenated butyronitrile rubber The mixtures of the one or more of glue, butyl rubber, epichlorohydrin rubber, polysulfide rubber, fluorine silicone rubber, silicon rubber or fluorubber.
Resin in the macromolecule resin conductive adhesive film is epoxy resin, bimaleimide resin, thermosetting property polyamides The mixing of one or more of imide resin, polybenzoxazine resin, phenolic resin, cyanate ester resin, unsaturated polyester resin Resin；
Conducting particles in the macromolecule resin conductive adhesive film be carbon nanotube, graphene, carbon black, graphite, silver powder, The mixture of one or more of nickel powder, aluminium powder, iron powder, copper powder, bronze.
The pure conductive metal mesh is the mixture of one or both of copper mesh, aluminum foil web.
Technical solution of the present invention additionally provides a kind of method for preparing the surfacecti proteon type conducing composite material, the party The step of method, is as follows:
Step 1: the preparation of conducing composite material prefabricated component
By the material paving of conductive layer 2 in the single or double of the prepreg blank of fiber-reinforced resin matrix compound material On, then solidified using moulding process, obtains prefabricated component；
Step 2: the pretreatment of prefabricated component
The surface of prefabricated component is pre-processed, preprocess method is sandblasting or polishing, is then cleaned, then in prefabricated component Single or double on spraying, brush or paving adhesive layer 3；
Step 3: the preparation of surfacecti proteon type conducing composite material
By 5 paving of protective layer on adhesive layer 3, it is pressed and molded after the completion of paving and obtains surfacecti proteon type conduction composite wood Material.
Further, the curing method of precast body described in step 1 is autoclave, RTM, vacuum bag method, liquid molding work Skill or resin film Infiltration Technics.
Further, the structure of the surfacecti proteon type conducing composite material is plate or curve form.
Further, the cured curing degree of precast body described in step 1 is more than 30%.
The present invention has the advantage that is with beneficial effect:
The present invention has the advantages that thickness is adjustable, performance is programmable using rubber as the surface protecting layer of conductive layer, from And it has been effectively isolated contact of the conductive layer with external environment, the environment for avoiding the conducting particles or metal mesh in conductive layer is rotten Erosion；Further, it is also possible to play cladding vibration reduction and cushioning protective action, the impact impedance and damage for significantly improving composite material hold Limit.In addition, outer layer rubber may also function as thermal protection effect when structure prepared by the present invention is by Aerodynamic Heating, avoid compound Material is by thermal shock damage.
The structure-integrated of protective layer is made by the substrate of polymer matrix composites, conductive layer and using rubber in the present invention Technology of preparing, technique is convenient, effectively prevents the cumbersome secondary spraying process for protecting of conventional conducing composite material；In addition, this hair It is bright to introduce chemical adhesive layer in conductive layer and protection interlayer, significantly improve conventional conducing composite material and surface covering circle The disadvantage that face bonding is insufficient, extends the service life of protective layer, can reach and the same equivalent life of conducing composite material.
Gained composite material has high rigidity, high intensity, moisture-proof thermal environment, endurance, while shock resistance, damping shock absorption again The advantages of.Moreover, the present invention can also be realized by the paving position of conductive layer and the control of thickness to composite material The design of conductive characteristic meets the lightning strike protection and electromagnetic shielding demand of aircraft different parts, is particularly suitable for applications in boat Empty space industry.
Detailed description of the invention
Fig. 1 is one laying schematic diagram of the embodiment of the present invention；
Fig. 2 is two laying schematic diagram of the embodiment of the present invention；
Fig. 3 is three laying schematic diagram of the embodiment of the present invention；
Fig. 4 is four laying schematic diagram of the embodiment of the present invention；
Specific embodiment
Following embodiment is used to illustrate the present invention, however, the present invention is not limited thereto, and those skilled in the art can weigh Benefit makes various deformations or amendments in the range of requiring, this is not affected the essence of the present invention.
Embodiment one
Referring to figure 1, produce surfacecti proteon type conducing composite material flat sheet: length is 660mm ± 5mm, wide Degree is 120mm ± 5mm, and with a thickness of 3.5mm ± 0.2mm, steps are as follows:
(1) the T700S/5228 High temperature epoxy resins matrix composite prepreg base of paving 3mm ± 0.2mm thickness first Then material will be used as with a thickness of 0.2mm ± 0.04mm conductive polymer resin film and lead having a size of length 670mm, width 130mm 2 paving of electric layer is in prepreg single side surface, and then the precuring 30min at 150 DEG C, obtains conducing composite material prefabricated component；
(2) size for cutting prefabricated component 1 is length 660mm, width 120mm, and polishing is covered with the list of the prefabricated component of conductive layer Side surface is cleared up with acetone, then in the surface even application macromolecule adhesive glue as adhesive layer 3, Adhesive thickness For 0.02mm~0.04mm；
(3) paving high-damping butadiene-styrene rubber is cut as protective layer 5 with a thickness of 0.5mm ± 0.1mm on adhesive layer 3 Having a size of length 660mm, width 120mm.
The blank that above-mentioned laying is formed, in (180 DEG C ± 5 DEG C) × (10MPa ± 2MPa) × (150min ± 5min) mould Molded, deburring is after modulus to get a kind of composite board, and confirms through non-destructive testing, internal that apparent defect circle is not present Face.
Embodiment two
Referring to shown in attached drawing 2, production surfacecti proteon type conducing composite material curved surface plate: length is 660mm ± 2mm, wide Degree is 120mm ± 2mm, and with a thickness of 4.5mm ± 0.2mm, steps are as follows:
(1) the SW280/ benzoxazine resin prepreg fabric blank of paving 3mm ± 0.2mm thickness first, having a size of length 670mm, width 130mm, then will with a thickness of 0.2mm ± 0.04mm conductive polymer resin film as 2 paving of conductive layer pre- Leaching material double-sided surface, then the precuring 30min at 150 DEG C, obtains conducing composite material prefabricated component；
(2) size of prefabricated component 1 is cut as length 660mm, and width 120mm, the double-sided surface for prefabricated component of polishing uses acetone Cleaning, then the surface even application macromolecule adhesive glue be used as adhesive layer 3, Adhesive thickness for 0.02mm~ 0.04mm；
(3) in the side of conducing composite material prefabricated component, in paving macromolecule polyester fabric on adhesive layer 3 as enhancement layer 4, with a thickness of 0.3mm ± 0.05mm, cutter size is length 660mm, width 120mm；The paving high-damping hydrogen on enhancement layer 4 Change nitrile rubber as protective layer 5, with a thickness of 0.5mm ± 0.05mm, cutter size is the same as enhancement layer 4；
(4) in the other side of conducing composite material prefabricated component, in paving high-damping nitrile rubber on adhesive layer 3 as protection Layer 5, with a thickness of 0.5mm ± 0.05mm, cutter size is length 660mm, width 120mm.
The blank that above-mentioned laying is formed, according to (185 DEG C ± 5 DEG C) × (10MPa ± 2MPa) × (180min ± 5min) It is pressed and molded, deburring is after modulus to get a kind of composite board, and confirms through non-destructive testing, internal that apparent defect is not present Interface.
Embodiment three
Referring to shown in attached drawing 3, production surfacecti proteon type conducing composite material flat sheet: length is 1200mm ± 2mm, wide Degree is 200mm ± 2mm, and with a thickness of 3.3mm ± 0.2mm, steps are as follows:
(1) the DP328/3233 aramid fiber prepreg fabric blank of paving 3mm ± 0.2mm thickness first, having a size of length Then 1210mm, width 210mm will exist with a thickness of 0.05mm~0.08mm pure metal aluminium foil conductive mesh as 2 paving of conductive layer Prepreg double-sided surface, then the precuring 20min at 125 DEG C, obtains conducing composite material prefabricated component；
(2) size of prefabricated component is cut as length 1200mm, and width 200mm, the single side surface for prefabricated component of polishing uses acetone Cleaning, then the surface even application macromolecule adhesive glue be used as adhesive layer 3, Adhesive thickness for 0.02mm~ 0.04mm；
(3) paving high-damping EP rubbers is cut out as protective layer 5 with a thickness of 0.3mm ± 0.05mm on adhesive layer 3 It cuts having a size of length 1200mm, width 200mm.Paving macromolecule polyester fabric is as enhancement layer 4 on protective layer 5, with a thickness of 0.15mm ± 0.05mm, cutter size is the same as protective layer 5.
The blank that above-mentioned laying is formed, in (160 DEG C ± 5 DEG C) × (10MPa ± 2MPa) × (60min ± 3min) lower die Molded, deburring is after modulus to get a kind of composite board, and confirms through non-destructive testing, internal that apparent defect circle is not present Face.
Example IV
Referring to shown in attached drawing 4, production surfacecti proteon type conducing composite material curved surface plate: length is 1200mm ± 2mm, wide Degree is 200mm ± 2mm, and with a thickness of 3.6mm ± 0.3mm, steps are as follows:
(1) paving is having a size of length in a mold with a thickness of the carbon fibre preform of 3mm ± 0.2mm first 1210mm, width 210mm；Then will with a thickness of 0.05mm~0.08mm pure metal copper conductive mesh as 2 paving of conductive layer in In carbon fibre preform single side surface；Then by epoxy resin, curing agent triethylene tetramine, 100:13 is stirred evenly in proportion, Then it is injected into mold by RTM technique, injection pressure position 0.15MPa.After injection, according to 130 DEG C/3h+150 DEG C/ The solidification gradient of 2h+170 DEG C/2h+180 DEG C/2h+200 DEG C/2h carries out curing operation to prepare conducing composite material prefabricated component；
(2) size for cutting prefabricated component is length 1200mm, width 200mm, and polishing is covered with the table of the prefabricated component of conductive layer Face is cleared up with acetone, and then in the surface even application macromolecule adhesive glue as adhesive layer 3, Adhesive thickness is 0.02mm~0.04mm；
(3) paving high-damping nitrile rubber is cut out as protective layer 5 with a thickness of 0.2mm ± 0.05mm on adhesive layer 3 It cuts having a size of length 1200mm, width 200mm.Paving macromolecule polyester fabric is as enhancement layer 4 on protective layer 5, with a thickness of 0.3mm ± 0.05mm, cutter size is the same as protective layer 5.Paving high-damping nitrile rubber is thick as protective layer 5 on enhancement layer 4 Degree is 0.3mm ± 0.05mm, and cutter size is the same as enhancement layer 4.
The blank that above-mentioned laying is formed, in (160 DEG C ± 5 DEG C) × (10MPa ± 2MPa) × (30min ± 5min) lower die Molded, deburring is after modulus to get a kind of composite board, and confirms through non-destructive testing, internal that apparent defect circle is not present Face.
Compared with prior art, forming method of the present invention is simple and easy, and gained conducing composite material electrical property can design, tool There are high rigidity, high intensity, moisture-proof thermal environment, endurance, avoid etching problem existing for metal conducting layer, while having heat anti-again The advantages of shield, shock resistance, damping shock absorption, can meet the lightning strike protection and electromagnetic shielding demand of aircraft different parts, especially It is suitably applied aerospace field.

Claims (12)

1. a kind of surfacecti proteon type conducing composite material, it is characterised in that: the substrate (1) of the composite material is fiber-reinforced resin Based composites are sequentially prepared conductive layer (2), adhesive layer (3) and protective layer (5) on the surface of substrate (1), in which:
The conductive layer (2) is pure conductive metal mesh, macromolecule resin conductive adhesive film, macromolecule resin insulated rubber film/conduction Metal mesh compound cutan or macromolecule resin conductive adhesive film/conductive metal mesh compound cutan；
The adhesive layer (3) is inorganic or organic adhesion agent；
The protective layer (5) is the blend compounds of natural rubber, synthetic rubber or natural rubber and synthetic rubber.
2. surfacecti proteon type conducing composite material according to claim 1, it is characterised in that: in adhesive layer (3) and protection Enhancement layer (4) is added above between layer (5) or in protective layer (5), enhancement layer (4) is dacron, kevlar fabric, polyamide fibre are knitted The one or several kinds of object, polyester textile, glass cloth, cotton or carbon cloth.
3. surfacecti proteon type conducing composite material according to claim 2, it is characterised in that: outermost layer is if it is protective layer (5), patch enhancement layer (4) or alternately paving enhancement layer (4), protective layer (5) are repaved above, and outermost layer is if it is enhancement layer (4), patch protective layer (5) or alternately paving protective layer (5), enhancement layer (4) are repaved above.
4. surfacecti proteon type conducing composite material according to claim 1, it is characterised in that: the fiber-reinforced resin base Reinforcing fiber used in composite material is carbon fiber, glass fibre, aramid fiber, basalt fibre, alumina fibre or silicon carbide One or more of fiber, the structure type of reinforcing fiber are fabric or one-way tape.
5. surfacecti proteon type conducing composite material according to claim 1, it is characterised in that: the fiber-reinforced resin base Matrix resin used in composite material is thermoplastic resin or thermosetting resin, in which:
Thermoplastic resin is polyether-ketone, polysulfones, polyether sulfone, thermoplastic polyimide, polyetherimide, polycarbonate, polyphenylene oxide Or one or more of polyamide hybrid resin；
Thermosetting resin be epoxy resin, bimaleimide resin, thermoset polyimide resin, polybenzoxazine resin, One or more of phenolic resin, cyanate ester resin or unsaturated polyester resin hybrid resin.
6. surfacecti proteon type conducing composite material according to claim 1, it is characterised in that: synthetic rubber is butylbenzene rubber Glue, butadiene rubber, neoprene, EP rubbers, nitrile rubber, hydrogenated nitrile-butadiene rubber, butyl rubber, epichlorohydrin rubber, polysulfide rubber Glue, fluorine silicone rubber, silicon rubber or fluorubber one or several kinds of mixtures.
7. surfacecti proteon type conducing composite material according to claim 1, it is characterised in that: the macromolecule resin is conductive Resin in glue film is epoxy resin, bimaleimide resin, thermoset polyimide resin, polybenzoxazine resin, phenol One or more of urea formaldehyde, cyanate ester resin, unsaturated polyester resin hybrid resin；
Conducting particles in the macromolecule resin conductive adhesive film is carbon nanotube, graphene, carbon black, graphite, silver powder, nickel The mixture of one or more of powder, aluminium powder, iron powder, copper powder, bronze.
8. surfacecti proteon type conducing composite material according to claim 1, it is characterised in that: the pure conductive metal mesh is The mixture of one or both of copper mesh, aluminum foil web.
9. the method for preparing surfacecti proteon type conducing composite material described in claim 1, it is characterised in that: the step of this method It is as follows:
Step 1: the preparation of conducing composite material prefabricated component
By the material paving of conductive layer (2) on the single or double of the prepreg blank of fiber-reinforced resin matrix compound material, Then solidified using moulding process, obtain prefabricated component；
Step 2: the pretreatment of prefabricated component
The surface of prefabricated component is pre-processed, preprocess method is sandblasting or polishing, is then cleaned, then in the list of prefabricated component Face or two-sided upper spraying, brushing or paving adhesive layer (3)；
Step 3: the preparation of surfacecti proteon type conducing composite material
By protective layer (5) paving on adhesive layer (3), it is pressed and molded after the completion of paving and obtains surfacecti proteon type conduction composite wood Material.
10. the method for preparation surfacecti proteon type conducing composite material according to claim 9, it is characterised in that: step 1 Described in precast body curing method be autoclave, RTM, vacuum bag method, liquid molding process or resin film Infiltration Technics.
11. the method for preparation surfacecti proteon type conducing composite material according to claim 9, it is characterised in that: the table The structure of face protection type conducing composite material is plate or curve form.
12. the method for preparation surfacecti proteon type conducing composite material according to claim 9, it is characterised in that: step 1 Described in the cured curing degree of precast body be more than 30%.
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CN110350705A (en) * 2019-07-05 2019-10-18 张峰铭 The fire-proof motor and its method of a kind of waterproof and dustproof, Anti-burnout
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CN112659673A (en) * 2020-12-18 2021-04-16 苏州驭奇材料科技有限公司 High-frequency electromagnetic wave absorption film with high thermal conductivity and production device thereof
CN113845862A (en) * 2020-06-28 2021-12-28 中国科学院理化技术研究所 Conductive and heat-conducting adhesive film and preparation method and application thereof
CN113977985A (en) * 2021-11-19 2022-01-28 中国航发北京航空材料研究院 Preparation method of variable-rigidity wear-resistant vibration-damping composite material
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CN109808196B (en) * 2019-02-26 2021-01-08 中国人民解放军国防科技大学 Fiber laminated composite material containing high-orientation-degree carbon nano tubes between layers and preparation method thereof
CN109808196A (en) * 2019-02-26 2019-05-28 中国人民解放军国防科技大学 Fiber laminated composite material containing high-orientation-degree carbon nano tubes between layers and preparation method thereof
CN110350705A (en) * 2019-07-05 2019-10-18 张峰铭 The fire-proof motor and its method of a kind of waterproof and dustproof, Anti-burnout
CN110571056A (en) * 2019-07-27 2019-12-13 南通通成电子有限公司 High-frequency low-impedance electrolytic capacitor
CN110757677A (en) * 2019-11-08 2020-02-07 上海无线电设备研究所 Shielding material containing hard conductive sponge structure and manufacturing method thereof
CN111099039A (en) * 2019-12-11 2020-05-05 上海卫星工程研究所 Surface thermal control structure suitable for spacecraft and preparation method thereof
CN111457211A (en) * 2020-05-06 2020-07-28 丹阳丹金航空材料科技有限公司 High-strength and high-conductivity carbon fiber composite board support and process method thereof
CN111457211B (en) * 2020-05-06 2021-06-29 丹阳丹金航空材料科技有限公司 High-strength and high-conductivity carbon fiber composite board support and process method thereof
CN113845862A (en) * 2020-06-28 2021-12-28 中国科学院理化技术研究所 Conductive and heat-conducting adhesive film and preparation method and application thereof
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CN112659673A (en) * 2020-12-18 2021-04-16 苏州驭奇材料科技有限公司 High-frequency electromagnetic wave absorption film with high thermal conductivity and production device thereof
CN113977985A (en) * 2021-11-19 2022-01-28 中国航发北京航空材料研究院 Preparation method of variable-rigidity wear-resistant vibration-damping composite material
CN113977985B (en) * 2021-11-19 2024-04-09 中国航发北京航空材料研究院 Preparation method of rigidity-variable wear-resistant vibration-damping composite material
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