CN106626619A - Microwave-absorbing composite material loaded with round patch metamaterial - Google Patents
Microwave-absorbing composite material loaded with round patch metamaterial Download PDFInfo
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- CN106626619A CN106626619A CN201611117384.0A CN201611117384A CN106626619A CN 106626619 A CN106626619 A CN 106626619A CN 201611117384 A CN201611117384 A CN 201611117384A CN 106626619 A CN106626619 A CN 106626619A
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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
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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
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
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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
- B32B5/22—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
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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
- B32B2250/00—Layers arrangement
- B32B2250/20—All layers being fibrous or filamentary
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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
- B32B2255/00—Coating on the layer surface
- B32B2255/02—Coating on the layer surface on fibrous or filamentary layer
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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
- 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
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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
- 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
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
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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
- 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
- B32B2307/212—Electromagnetic interference shielding
Abstract
The invention belongs to the field of manufacturing of a composite material, a structural microwave-absorbing material and a metamaterial and relates to a microwave-absorbing composite material loaded with a round patch metamaterial. A four-layer discontinuous resistance gradual changing structure is adopted and an adopted absorbent is an electrical loss type absorbent composed of chopped carbon fibers; a resin matrix is epoxy resin; the chopped carbon fibers are uniformly distributed on each layer of glass fiber cloth by adopting a spraying process; the round patch metamaterial is loaded into a wave-transparent layer of a composite material bottom layer, so as to form a metamaterial + wave absorbing layer; the diameter of metamaterial round patches is 24mm to 28mm and the distance between the metamaterial round patches is 3.5mm to 4.5mm. The round patch metamaterial is added into an electrical loss microwave-absorbing laminate composite material to prepare the microwave-absorbing material with a high frequency and low frequency combination performance; the electrical loss microwave-absorbing composite material adopts a multilayered structural design comprising the wave-transparent layer and an electrical loss layer; optimization of impedance matching and absorption can be realized and an absorption frequency band is effectively widened.
Description
Technical field
The invention belongs to manufacture with composite and structural wave-absorbing material and Meta Materials field, it is related to a kind of loading circle
The Wave suction composite material of shape paster Meta Materials.
Background technology
Wave suction composite material is mainly made up of absorbent, resin matrix, cloth of reinforcement fibers.Absorbent mainly includes electrical loss
Class absorbent and magnetic loss class absorbent.Electrical loss absorbing material is often good in the performance of high band absorbing property, compared with low-frequency range
Absorbing property performance is poor, and this is determined by its electromagnetic parameter feature.Research of the past researchers to electrical loss absorbent
It is main to concentrate 8~18GHz band limits.In order that material reaches preferable low frequency absorbing property, past researchers' energy master
In concentrating on the research to absorbent.
The content of the invention
The purpose of the present invention is to propose to a kind of design of wideband electrical loss Wave suction composite material for being loaded with Meta Materials and system
Standby scheme.
The purpose of the present invention is achieved through the following technical solutions:It is used using the disconnected resistance gradual changing structure of four interlayers
Absorbent is electrical loss class absorbent chopped carbon fiber, and its manufacture method is fine with the chopped carbon of T700 types of 3.5~4.5mm of length
Tie up as absorbent, wave permeation layer, electrical loss layer, wave permeation layer, the thickness degree ratio of metamaterial layer four are 2.4~2.8:0.3~0.5:0.5~
0.7:0.2~0.4, resin matrix is epoxy resin, and cloth of reinforcement fibers adopts quartz glass fibre cloth QW220F, chopped carbon fiber
Mixed liquor is formed in the epoxy with the dispersion of ratio 0.03~0.04%, using spraying coating process chopped carbon fiber is uniformly distributed
On every layer of glass fabric, the fiber cloth number of plies used is 18~22, the 3.8~4.2mm of thickness of composite material for being formed, and is answered
Circular patch Meta Materials are loaded with the wave permeation layer of condensation material bottom and form Meta Materials+wave permeation layer, Meta Materials circular patch diameter
For 24~28mm, 3.5~4.5mm of spacing.
Absorbent used is electrical loss class absorbent T700 chopped carbon fibers, and its length is 4mm.
Described Wave suction composite material structure is wave permeation layer, electrical loss layer, wave permeation layer, metamaterial layer, four layers of knot of wave permeation layer
Structure, thickness ratio is 2.6:0.4:0.6:0.3.
The paster thickness 0.1mm of the circular patch Meta Materials in the middle of composite bottom wave permeation layer, a diameter of 26mm of paster,
Spacing 4mm.
Wave suction composite material resin matrix is modified epoxy H603, and cloth of reinforcement fibers is quartz glass fibre cloth
QW220F, fiber cloth thickness is 0.22mm, chopped carbon fiber is uniformly distributed on every layer of glass fabric using spraying coating process.
The fiber cloth number of plies used is 20, the thickness of composite material 4mm for being formed.
The advantage of technical solution of the present invention is:Circular patch type Meta Materials are added electrical loss to inhale ripple laminate and are combined by the present invention
In material, a kind of Wave suction composite material that performance is taken into account with certain low-and high-frequency is obtained, has been had an advantage in that,
1st, electrical loss Wave suction composite material can realize resistance using wave permeation layer, the multi-layer structure design of electrical loss layer is included
Anti- matching and the optimization for absorbing, effectively widen absorption band.
2nd, chopped carbon fiber, with light weight, loss mechanism diversification, does not increase suction ripple as a kind of electrical loss absorbent
Composite weight, with stronger electromagnetic wave loss ability.
3rd, the structure of Wave suction composite material proposed by the present invention has good wave-sucking performance in S, C, X, KU wave band.
Description of the drawings
Four layer Wave suction composite material structural representations of the Fig. 1 containing Meta Materials.
The schematic diagram of Fig. 2 circular patch Meta Materials.
Four layers of Wave suction composite material reflectance curve of a diameter of 26mm of Fig. 3 pasters.
Four layers of Wave suction composite material reflectance curve of a diameter of 22.3mm of Fig. 4 pasters.
Specific embodiment
Technical solution of the present invention is described in further detail below with reference to example:
Using wave permeation layer 1, electrical loss layer 2, wave permeation layer 1, metamaterial layer 3, the four-layer structure of wave transparent 1 (see Fig. 1), suction used
Receipts agent is electrical loss class absorbent chopped carbon fiber.It with chopped carbon fiber is absorbent that its manufacture method is, wave permeation layer, electrical loss
Layer, wave permeation layer, the thickness degree ratio of metamaterial layer+wave permeation layer four are 2.6:0.4:0.6:0.3, resin matrix is epoxy resin, is strengthened
Fiber cloth is quartz glass fibre cloth, chopped carbon fiber is uniformly distributed on every layer of glass fabric using spraying coating process.Institute
The fiber cloth number of plies is 20, the thickness of composite material 4mm for being formed.The a diameter of 26mm of Meta Materials circular patch, spacing 4mm.
Described absorbent be electrical loss class absorbent chopped carbon fiber, length 4mm, model T700
Described composite interlayer structure be wave permeation layer, electrical loss layer, wave permeation layer, metamaterial layer four-layer structure, thickness
Than for 2.6:0.4:0.6:0.3.
Described composite resin matrix is epoxy resin, and cloth of reinforcement fibers is quartz fiber cloth QW220F.
Described FSS is formed by the circular patch periodic arrangement of diameter 22mm~28mm.
Example 1
Using wave permeation layer, electrical loss layer, wave permeation layer, metamaterial layer four-layer structure, absorbent used is the suction of electrical loss class
Receive agent chopped carbon fiber.It is absorbent with 4mm length, T700 type chopped carbon fibers, wave permeation layer is with electrical loss thickness degree ratio
2.6:0.4:0.6:0.3, resin matrix is epoxy resin, and cloth of reinforcement fibers is quartz glass fibre cloth QW220F, using spraying
Technique makes chopped carbon fiber be uniformly distributed on every layer of glass fabric.The fiber cloth number of plies used is 20, and what is formed is compound
Material thickness 4mm.The a diameter of 26mm of Meta Materials circular patch, spacing 4mm.Wave suction composite material structural representation such as Fig. 1, inhales ripple
Performance curve such as Fig. 3.
Example 2
Using wave permeation layer, electrical loss layer, wave permeation layer, metamaterial layer four-layer structure, absorbent used is the suction of electrical loss class
Receive agent chopped carbon fiber.It is absorbent with 4mm length, T700 type chopped carbon fibers, wave permeation layer is with electrical loss thickness degree ratio
2.6:0.4:0.6:0.3, resin matrix is epoxy resin H603, and cloth of reinforcement fibers is quartz glass fibre cloth QW220F, is adopted
Spraying coating process makes chopped carbon fiber be uniformly distributed on every layer of glass fabric.The fiber cloth number of plies used is 20, is formed
Thickness of composite material 4mm.The a diameter of 22.3mm of Meta Materials circular patch, spacing 3.4mm.Wave suction composite material structural representation is such as
Fig. 1, Fig. 2, absorbing property curve such as Fig. 4.
Claims (5)
1. it is a kind of loading circular patch Meta Materials Wave suction composite material, it is characterised in that:Using wave permeation layer, electrical loss layer, thoroughly
Ripple layer, metamaterial layer four-layer structure, absorbent used is electrical loss class absorbent chopped carbon fiber, and its manufacture method is with length
The chopped carbon fiber of 3.5~4.5mm of degree is absorbent, and four thickness degree ratios are 2.4~2.8:0.3~0.5:0.5~0.7:0.2~
0.4, resin matrix is epoxy resin, and cloth of reinforcement fibers adopts quartz glass fibre cloth, chopped carbon fiber with ratio 0.03~
0.04% dispersion forms in the epoxy mixed liquor, makes chopped carbon fiber be uniformly distributed in every layer of glass fibers using spraying coating process
On Wei Bu, the fiber cloth number of plies used is 18~22, the 3.8~4.2mm of thickness of composite material for being formed, composite bottom
Circular patch Meta Materials are loaded with wave permeation layer and form metamaterial layer, a diameter of 24~28mm of Meta Materials circular patch, spacing 3.5
~4.5mm.
2. it is according to claim 1 it is a kind of loading circular patch Meta Materials Wave suction composite material, it is characterised in that:It is used
Absorbent be electrical loss class absorbent T700 chopped carbon fibers, its length be 4mm.
3. it is according to claim 1 it is a kind of loading circular patch Meta Materials Wave suction composite material, it is characterised in that:It is described
Wave suction composite material structure be wave permeation layer, electrical loss layer, wave permeation layer, metamaterial layer four-layer structure, thickness ratio be 2.6:0.4:
0.6:0.3。
4. it is according to claim 1 it is a kind of loading circular patch Meta Materials Wave suction composite material, it is characterised in that:It is compound
The paster thickness 0.1mm of the circular patch Meta Materials in the middle of material bottom layer wave permeation layer, a diameter of 26mm of paster, spacing 4mm.
5. it is according to claim 1 it is a kind of loading circular patch Meta Materials Wave suction composite material, it is characterised in that:Inhale ripple
Composite resin matrix is modified epoxy H603, and cloth of reinforcement fibers is quartz glass fibre cloth QW220F, and fiber cloth is thick
Spend for 0.22mm, chopped carbon fiber is uniformly distributed on every layer of glass fabric using spraying coating process.Scrim cloth used
Number is 20, the thickness of composite material 4mm for being formed.
Priority Applications (1)
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CN201611117384.0A CN106626619B (en) | 2016-12-07 | 2016-12-07 | A kind of Wave suction composite material of load circular patch Meta Materials |
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CN201611117384.0A CN106626619B (en) | 2016-12-07 | 2016-12-07 | A kind of Wave suction composite material of load circular patch Meta Materials |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108134213A (en) * | 2017-12-22 | 2018-06-08 | 航天科工武汉磁电有限责任公司 | Wide-band composite wave-absorbing device and its application |
CN109835010A (en) * | 2017-11-29 | 2019-06-04 | 深圳光启岗达创新科技有限公司 | A kind of Wave suction composite material and preparation method thereof |
CN111854532A (en) * | 2019-04-28 | 2020-10-30 | 东莞天卫电磁技术有限公司 | Stealth bulletproof material and preparation method and application thereof |
CN111854533A (en) * | 2019-04-28 | 2020-10-30 | 东莞天卫电磁技术有限公司 | Stealth bulletproof material and preparation method and application thereof |
CN112920443A (en) * | 2021-02-04 | 2021-06-08 | 吉林健特化工机械科技有限公司 | Application of chopped strand carbon fiber PP composite material in manufacturing closed loop sampler |
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US9390702B2 (en) * | 2014-03-27 | 2016-07-12 | Acoustic Metamaterials Inc. | Acoustic metamaterial architectured composite layers, methods of manufacturing the same, and methods for noise control using the same |
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CN101444979A (en) * | 2008-12-30 | 2009-06-03 | 北京化工大学 | Frequency selection surface wave-absorbing material and preparation method thereof |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109835010A (en) * | 2017-11-29 | 2019-06-04 | 深圳光启岗达创新科技有限公司 | A kind of Wave suction composite material and preparation method thereof |
CN109835010B (en) * | 2017-11-29 | 2021-12-17 | 深圳光启岗达创新科技有限公司 | Wave-absorbing composite material and preparation method thereof |
CN108134213A (en) * | 2017-12-22 | 2018-06-08 | 航天科工武汉磁电有限责任公司 | Wide-band composite wave-absorbing device and its application |
CN111854532A (en) * | 2019-04-28 | 2020-10-30 | 东莞天卫电磁技术有限公司 | Stealth bulletproof material and preparation method and application thereof |
CN111854533A (en) * | 2019-04-28 | 2020-10-30 | 东莞天卫电磁技术有限公司 | Stealth bulletproof material and preparation method and application thereof |
CN111854533B (en) * | 2019-04-28 | 2024-01-02 | 东莞天卫电磁技术有限公司 | Stealth bulletproof material and preparation method and application thereof |
CN111854532B (en) * | 2019-04-28 | 2024-01-02 | 东莞天卫电磁技术有限公司 | Stealth bulletproof material and preparation method and application thereof |
CN112920443A (en) * | 2021-02-04 | 2021-06-08 | 吉林健特化工机械科技有限公司 | Application of chopped strand carbon fiber PP composite material in manufacturing closed loop sampler |
CN112920443B (en) * | 2021-02-04 | 2021-11-02 | 吉林健特化工机械科技有限公司 | Application of chopped strand carbon fiber PP composite material in manufacturing closed loop sampler |
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