CN109049913A - A kind of high temperature resistant radar absorbing and preparation method thereof based on the double-deck Meta Materials - Google Patents
A kind of high temperature resistant radar absorbing and preparation method thereof based on the double-deck Meta Materials Download PDFInfo
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Abstract
The invention belongs to radar absorbing technical fields, especially a kind of high temperature resistant radar absorbing and preparation method thereof based on the double-deck Meta Materials, the high temperature resistant radar absorbing includes successively from inside to outside interlevel dielectrics layer, internal layer resistor-type high temperature metamaterial layer, middle dielectric layer, outer layer resistor-type high temperature metamaterial layer and outer dielectric layer, and the internal layer resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: polyphenylene sulfide, polytetrafluoroethylene (PTFE), silicon nitride, ferroso-ferric oxide, 2-hydroxypropyl acrylate, copper fiber, lubricant；The outer layer resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: polypyrrole, polytetrafluoroethylene (PTFE), nano zine oxide, lanthanum hexaboride barium, dimethylaminoethyl acrylate, calcium sulfate, copper fiber, lubricant.The resulting high temperature resistant radar absorbing structure based on the double-deck Meta Materials of the present invention is simple, inhale wave frequency bandwidth, wave-sucking performance is strong, density is small, stability is good.
Description
Technical field
The present invention relates to radar absorbing technical field more particularly to a kind of high temperature resistant radars based on the double-deck Meta Materials
Absorbing material and preparation method thereof.
Background technique
With the development of advanced military Detection Techniques, as Large-size Arms and Equipments such as reduction aircraft, guided missile, naval vessel and tanks
The radar stealth technology of signal characteristic has very important military significance with penetration ability for improving the existence of weapon battlefield.
Absorbing material can convert thermal energy and radar wave of decaying for electromagnetic wave energy, be the important means for realizing that target radar is stealthy.
Absorbing material must have the features such as thin thickness, light weight, absorption frequency are wide, absorbability is strong, the application of certain special occasions
Also to meet jet pipe, the nose cone cap, wing of the air armaments such as more stringent requirement, such as fighter plane, cruise missile equipment
The components operating temperature such as forward position can reach 700C even 1000C or more, and stronger to reflection of radar wave, oneself, which becomes, influences new weapon
An important factor for equipping Stealth Fighter.In the prior art, the silicon carbide of different resistivity is added in high temperature resistant absorbing material more
Fiber causes production difficulty to increase, and production cost is higher, and technique is more demanding.Based on above statement, the invention proposes one kind
High temperature resistant radar absorbing and preparation method thereof based on the double-deck Meta Materials.
Summary of the invention
The purpose of the present invention is to solve different resistivity is added in high temperature resistant absorbing material in the prior art more
Silicon carbide fibre causes production difficulty to increase, and production cost is higher, the more demanding problem of technique, and the one kind proposed is based on
High temperature resistant radar absorbing of the double-deck Meta Materials and preparation method thereof.
A kind of high temperature resistant radar absorbing based on the double-deck Meta Materials successively includes interlevel dielectrics layer, interior from inside to outside
Layer resistor-type high temperature metamaterial layer, middle dielectric layer, outer layer resistor-type high temperature metamaterial layer and outer dielectric layer, the internal layer electricity
Resistance type high temperature metamaterial layer includes the raw material of following parts by weight: 80~120 parts of polyphenylene sulfide, 20~30 parts of polytetrafluoroethylene (PTFE), nitrogen
3~8 parts of SiClx, 1.5~2 parts of ferroso-ferric oxide, 4~12 parts of 2-hydroxypropyl acrylate, 2~6 parts of copper fiber, lubricant 1~
2 parts；The outer layer resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: 80~120 parts of polypyrrole, polytetrafluoroethylene (PTFE)
20~30 parts, 1~8 part of nano zine oxide, 2~4 parts of lanthanum hexaboride barium, 5~12 parts of dimethylaminoethyl acrylate, calcium sulfate 3
~8 parts, 2~5 parts of copper fiber, 1~2 part of lubricant.
Preferably, the internal layer resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: polyphenylene sulfide 90~110
Part, 22~28 parts of polytetrafluoroethylene (PTFE), 3.2~7.2 parts of silicon nitride, 1.6~1.8 parts of ferroso-ferric oxide, 2-hydroxypropyl acrylate
6~10 parts, 3~5 parts of copper fiber, 1.2~1.8 parts of lubricant；The outer layer resistor-type high temperature metamaterial layer includes following weight
The raw material of part: 90~110 parts of polypyrrole, 22~28 parts of polytetrafluoroethylene (PTFE), 1.2~6 parts of nano zine oxide, lanthanum hexaboride barium 2.4
~3 parts, 6~10 parts of dimethylaminoethyl acrylate, 4~7 parts of calcium sulfate, 3~4 parts of copper fiber, 1.2~1.8 parts of lubricant.
Preferably, the mass ratio of the silicon nitride and ferroso-ferric oxide is (2~4): 1.
Preferably, the mass ratio of the nano zine oxide and lanthanum hexaboride barium is (0.5~2): 1.
Preferably, the internal layer resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: 100 parts of polyphenylene sulfide,
25 parts of polytetrafluoroethylene (PTFE), 4.5 parts of silicon nitride, 1.5 parts of ferroso-ferric oxide, 8 parts of 2-hydroxypropyl acrylate, 4 parts of copper fiber, profit
1.5 parts of lubrication prescription；The outer layer resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: 100 parts of polypyrrole, polytetrafluoroethyl-ne
25 parts of alkene, 2.5 parts of nano zine oxide, 2.5 parts of lanthanum hexaboride barium, 8 parts of dimethylaminoethyl acrylate, 5 parts of calcium sulfate, copper fiber
3.5 parts, 1.5 parts of lubricant.
The invention also provides a kind of preparation methods of high temperature resistant radar absorbing based on the double-deck Meta Materials, including with
Lower step:
S1, the weight ratio is pressed, silicon nitride and ferroso-ferric oxide is added in 2-hydroxypropyl acrylate jointly, surpassed
Sound disperses 8~15min, is added to high temperature jointly with polyphenylene sulfide, polytetrafluoroethylene (PTFE), copper fiber, lubricant after being uniformly dispersed and mixes
In mill, 20~40min is kneaded with the revolving speed stirring of 2000~3000r/min, obtains internal layer resistor-type high temperature Meta Materials；
S2, the weight ratio is pressed, nano zine oxide and lanthanum hexaboride barium is added to dimethylaminoethyl acrylate jointly
In, 8~15min of ultrasonic disperse is common with polyphenylene sulfide, polytetrafluoroethylene (PTFE), calcium sulfate, copper fiber, lubricant after being uniformly dispersed
It is added in high-temperature mixing machine, 20~40min is kneaded with the revolving speed stirring of 2000~3000r/min, obtains outer layer resistor-type high temperature
Meta Materials；
S3, by outer layer resistor-type high temperature obtained in internal layer resistor-type high temperature Meta Materials obtained in step S1 and step S2
Meta Materials are printed on intermediate medium layer material two sides, after 235~280 DEG C of 1~2h of high temperature drying, in 980~1150 DEG C
It is sintered in sintering furnace, obtains three-layer composite structure；
Compound inside and outside layer dielectric layer material is distinguished to get base in the two sides of S4, in step s3 resulting three-layer composite structure
In the high temperature resistant radar absorbing of the double-deck Meta Materials.
A kind of high temperature resistant radar absorbing based on the double-deck Meta Materials proposed by the present invention, has the advantages that
1, inventive formulation science, proportion are rigorous, raw materials used simple and easy to get, and the present invention is using silicon nitride and four oxidations three
Iron carries out synergistic compounding to enhance the high temperature resistance of internal layer resistor-type high temperature metamaterial layer obtained；Using nano zine oxide and
Lanthanum hexaboride barium carries out synergistic compounding to enhance the high temperature resistance of outer layer resistor-type high temperature metamaterial layer obtained, research experiment
Show the mass ratio 3:1 when silicon nitride and ferroso-ferric oxide, when the mass ratio of nano zine oxide and lanthanum hexaboride barium is 1:1, institute
The absorbing material high temperature resistance obtained is best, is resistant to 1485 DEG C of high temperature.
2, the resulting high temperature resistant radar absorbing structure based on the double-deck Meta Materials of the present invention is simple, inhale wave frequency bandwidth,
Wave-sucking performance is strong, density is small, stability is good, solves in high temperature resistant absorbing material in the prior art mostly added with different resistivity
Silicon carbide fibre, cause production difficulty to increase, production cost is higher, and the more demanding problem of technique, preparation method is simple,
Preparation condition is mild, easy to industrialized production, can must be widely applied.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment one
A kind of high temperature resistant radar absorbing based on the double-deck Meta Materials proposed by the present invention successively includes interior from inside to outside
Layer dielectric layer, internal layer resistor-type high temperature metamaterial layer, middle dielectric layer, outer layer resistor-type high temperature metamaterial layer and outer media
Layer, the internal layer resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: 80 parts of polyphenylene sulfide, polytetrafluoroethylene (PTFE) 20
Part, 3 parts of silicon nitride, 1.5 parts of ferroso-ferric oxide, 4 parts of 2-hydroxypropyl acrylate, 2 parts of copper fiber, 1 part of lubricant；It is described outer
Layer resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: 80 parts of polypyrrole, 20 parts of polytetrafluoroethylene (PTFE), nano zine oxide
1 part, 2 parts of lanthanum hexaboride barium, 5 parts of dimethylaminoethyl acrylate, 3 parts of calcium sulfate, 2 parts of copper fiber, 1 part of lubricant.
Preparation method, comprising the following steps:
S1, the weight ratio is pressed, silicon nitride and ferroso-ferric oxide is added in 2-hydroxypropyl acrylate jointly, surpassed
Sound disperses 8min, is added to high-temperature mixing machine jointly with polyphenylene sulfide, polytetrafluoroethylene (PTFE), copper fiber, lubricant after being uniformly dispersed
In, 20min is kneaded with the revolving speed stirring of 2000r/min, obtains internal layer resistor-type high temperature Meta Materials；
S2, the weight ratio is pressed, nano zine oxide and lanthanum hexaboride barium is added to dimethylaminoethyl acrylate jointly
In, ultrasonic disperse 8min is added after being uniformly dispersed with polyphenylene sulfide, polytetrafluoroethylene (PTFE), calcium sulfate, copper fiber, lubricant jointly
Into high-temperature mixing machine, 20min is kneaded with the revolving speed stirring of 2000r/min, obtains outer layer resistor-type high temperature Meta Materials；
S3, by outer layer resistor-type high temperature obtained in internal layer resistor-type high temperature Meta Materials obtained in step S1 and step S2
Meta Materials are printed on intermediate medium layer material two sides, after 235 DEG C of high temperature drying 1h, are sintered, obtain in 980 DEG C of sintering furnace
Three-layer composite structure；
Compound inside and outside layer dielectric layer material is distinguished to get base in the two sides of S4, in step s3 resulting three-layer composite structure
In the high temperature resistant radar absorbing of the double-deck Meta Materials.
Embodiment two
A kind of high temperature resistant radar absorbing based on the double-deck Meta Materials proposed by the present invention successively includes interior from inside to outside
Layer dielectric layer, internal layer resistor-type high temperature metamaterial layer, middle dielectric layer, outer layer resistor-type high temperature metamaterial layer and outer media
Layer, the internal layer resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: 100 parts of polyphenylene sulfide, polytetrafluoroethylene (PTFE) 25
Part, 4.5 parts of silicon nitride, 1.5 parts of ferroso-ferric oxide, 8 parts of 2-hydroxypropyl acrylate, 4 parts of copper fiber, 1.5 parts of lubricant；Institute
State the raw material that outer layer resistor-type high temperature metamaterial layer includes following parts by weight: 100 parts of polypyrrole, polytetrafluoroethylene (PTFE) 25 part, nanometer
2.5 parts of zinc oxide, 2.5 parts of lanthanum hexaboride barium, 8 parts of dimethylaminoethyl acrylate, 5 parts of calcium sulfate, 3.5 parts of copper fiber, lubrication
1.5 parts of agent.
Preparation method, comprising the following steps:
S1, the weight ratio is pressed, silicon nitride and ferroso-ferric oxide is added in 2-hydroxypropyl acrylate jointly, surpassed
Sound disperses 12min, is added to high-temperature mixing machine jointly with polyphenylene sulfide, polytetrafluoroethylene (PTFE), copper fiber, lubricant after being uniformly dispersed
In, 30min is kneaded with the revolving speed stirring of 2500r/min, obtains internal layer resistor-type high temperature Meta Materials；
S2, the weight ratio is pressed, nano zine oxide and lanthanum hexaboride barium is added to dimethylaminoethyl acrylate jointly
In, ultrasonic disperse 12min is added after being uniformly dispersed with polyphenylene sulfide, polytetrafluoroethylene (PTFE), calcium sulfate, copper fiber, lubricant jointly
Into high-temperature mixing machine, 30min is kneaded with the revolving speed stirring of 2500r/min, obtains outer layer resistor-type high temperature Meta Materials；
S3, by outer layer resistor-type high temperature obtained in internal layer resistor-type high temperature Meta Materials obtained in step S1 and step S2
Meta Materials are printed on intermediate medium layer material two sides, after 255 DEG C of high temperature drying 1.5h, burn in 1050 DEG C of sintering furnace
Knot, obtains three-layer composite structure；
Compound inside and outside layer dielectric layer material is distinguished to get base in the two sides of S4, in step s3 resulting three-layer composite structure
In the high temperature resistant radar absorbing of the double-deck Meta Materials.
Embodiment three
A kind of high temperature resistant radar absorbing based on the double-deck Meta Materials proposed by the present invention successively includes interior from inside to outside
Layer dielectric layer, internal layer resistor-type high temperature metamaterial layer, middle dielectric layer, outer layer resistor-type high temperature metamaterial layer and outer media
Layer, the internal layer resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: 120 parts of polyphenylene sulfide, polytetrafluoroethylene (PTFE) 30
Part, 8 parts of silicon nitride, 2 parts of ferroso-ferric oxide, 12 parts of 2-hydroxypropyl acrylate, 6 parts of copper fiber, 2 parts of lubricant；The outer layer
Resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: 120 parts of polypyrrole, 30 parts of polytetrafluoroethylene (PTFE), nano zine oxide 8
Part, 4 parts of lanthanum hexaboride barium, 12 parts of dimethylaminoethyl acrylate, 8 parts of calcium sulfate, 5 parts of copper fiber, 2 parts of lubricant.
Preparation method, comprising the following steps:
S1, the weight ratio is pressed, silicon nitride and ferroso-ferric oxide is added in 2-hydroxypropyl acrylate jointly, surpassed
Sound disperses 15min, is added to high-temperature mixing machine jointly with polyphenylene sulfide, polytetrafluoroethylene (PTFE), copper fiber, lubricant after being uniformly dispersed
In, 40min is kneaded with the revolving speed stirring of 3000r/min, obtains internal layer resistor-type high temperature Meta Materials；
S2, the weight ratio is pressed, nano zine oxide and lanthanum hexaboride barium is added to dimethylaminoethyl acrylate jointly
In, ultrasonic disperse 15min is added after being uniformly dispersed with polyphenylene sulfide, polytetrafluoroethylene (PTFE), calcium sulfate, copper fiber, lubricant jointly
Into high-temperature mixing machine, 40min is kneaded with the revolving speed stirring of 3000r/min, obtains outer layer resistor-type high temperature Meta Materials；
S3, by outer layer resistor-type high temperature obtained in internal layer resistor-type high temperature Meta Materials obtained in step S1 and step S2
Meta Materials are printed on intermediate medium layer material two sides, after 280 DEG C of high temperature drying 2h, are sintered in 1150 DEG C of sintering furnace,
Obtain three-layer composite structure；
Compound inside and outside layer dielectric layer material is distinguished to get base in the two sides of S4, in step s3 resulting three-layer composite structure
In the high temperature resistant radar absorbing of the double-deck Meta Materials.
Comparative example one
A kind of high temperature resistant radar absorbing based on the double-deck Meta Materials proposed by the present invention successively includes interior from inside to outside
Layer dielectric layer, internal layer resistor-type high temperature metamaterial layer, middle dielectric layer, outer layer resistor-type high temperature metamaterial layer and outer media
Layer, the internal layer resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: 100 parts of polyphenylene sulfide, polytetrafluoroethylene (PTFE) 25
Part, 4.5 parts of silicon nitride, 8 parts of 2-hydroxypropyl acrylate, 4 parts of copper fiber, 1.5 parts of lubricant；The outer layer resistor-type high temperature
Metamaterial layer includes the raw material of following parts by weight: 100 parts of polypyrrole, 25 parts of polytetrafluoroethylene (PTFE), 2.5 parts of nano zine oxide, propylene
8 parts of sour dimethylaminoethyl, 5 parts of calcium sulfate, 3.5 parts of copper fiber, 1.5 parts of lubricant.
Preparation method, comprising the following steps:
S1, the weight ratio is pressed, silicon nitride is added in 2-hydroxypropyl acrylate, ultrasonic disperse 12min, dispersed
It is added in high-temperature mixing machine jointly after uniformly with polyphenylene sulfide, polytetrafluoroethylene (PTFE), copper fiber, lubricant, with 2500r/min's
Revolving speed stirring is kneaded 30min, obtains internal layer resistor-type high temperature Meta Materials；
S2, the weight ratio is pressed, nano zine oxide is added in dimethylaminoethyl acrylate, ultrasonic disperse 12min,
It is added in high-temperature mixing machine jointly after being uniformly dispersed with polyphenylene sulfide, polytetrafluoroethylene (PTFE), calcium sulfate, copper fiber, lubricant, with
The revolving speed stirring of 2500r/min is kneaded 30min, obtains outer layer resistor-type high temperature Meta Materials；
S3, by outer layer resistor-type high temperature obtained in internal layer resistor-type high temperature Meta Materials obtained in step S1 and step S2
Meta Materials are printed on intermediate medium layer material two sides, after 255 DEG C of high temperature drying 1.5h, burn in 1050 DEG C of sintering furnace
Knot, obtains three-layer composite structure；
Compound inside and outside layer dielectric layer material is distinguished to get base in the two sides of S4, in step s3 resulting three-layer composite structure
In the high temperature resistant radar absorbing of the double-deck Meta Materials.
Comparative example two
A kind of high temperature resistant radar absorbing based on the double-deck Meta Materials proposed by the present invention successively includes interior from inside to outside
Layer dielectric layer, internal layer resistor-type high temperature metamaterial layer, middle dielectric layer, outer layer resistor-type high temperature metamaterial layer and outer media
Layer, the internal layer resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: 100 parts of polyphenylene sulfide, polytetrafluoroethylene (PTFE) 25
Part, 1.5 parts of ferroso-ferric oxide, 8 parts of 2-hydroxypropyl acrylate, 4 parts of copper fiber, 1.5 parts of lubricant；The outer layer resistor-type
High temperature metamaterial layer includes the raw material of following parts by weight: 100 parts of polypyrrole, 25 parts of polytetrafluoroethylene (PTFE), 2.5 parts of lanthanum hexaboride barium,
8 parts of dimethylaminoethyl acrylate, 5 parts of calcium sulfate, 3.5 parts of copper fiber, 1.5 parts of lubricant.
Preparation method, comprising the following steps:
S1, the weight ratio is pressed, ferroso-ferric oxide is added in 2-hydroxypropyl acrylate, ultrasonic disperse 12min,
It is added in high-temperature mixing machine jointly after being uniformly dispersed with polyphenylene sulfide, polytetrafluoroethylene (PTFE), copper fiber, lubricant, with 2500r/
The revolving speed stirring of min is kneaded 30min, obtains internal layer resistor-type high temperature Meta Materials；
S2, the weight ratio is pressed, lanthanum hexaboride barium is added in dimethylaminoethyl acrylate, ultrasonic disperse 12min,
It is added in high-temperature mixing machine jointly after being uniformly dispersed with polyphenylene sulfide, polytetrafluoroethylene (PTFE), calcium sulfate, copper fiber, lubricant, with
The revolving speed stirring of 2500r/min is kneaded 30min, obtains outer layer resistor-type high temperature Meta Materials；
S3, by outer layer resistor-type high temperature obtained in internal layer resistor-type high temperature Meta Materials obtained in step S1 and step S2
Meta Materials are printed on intermediate medium layer material two sides, after 255 DEG C of high temperature drying 1.5h, burn in 1050 DEG C of sintering furnace
Knot, obtains three-layer composite structure；
Compound inside and outside layer dielectric layer material is distinguished to get base in the two sides of S4, in step s3 resulting three-layer composite structure
In the high temperature resistant radar absorbing of the double-deck Meta Materials.
The property of the absorbing material prepared in the absorbing material and comparative example one, two prepared in testing example one~tri- respectively
Can, obtain following result:
Table 1:
As shown in Table 1: the suction wave frequency range of the absorbing material prepared in the embodiment of the present invention one~tri-, maximum reflection damage
Mistake value and high temperature resistant are superior to the absorbing material prepared in comparative example one and two.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of high temperature resistant radar absorbing based on the double-deck Meta Materials, which is characterized in that the high temperature resistant radar-wave absorbing material
Material successively includes interlevel dielectrics layer, internal layer resistor-type high temperature metamaterial layer, middle dielectric layer, outer layer resistor-type high temperature from inside to outside
Metamaterial layer and outer dielectric layer, the internal layer resistor-type high temperature metamaterial layer include the raw material of following parts by weight: polyphenylene sulfide
80~120 parts, 20~30 parts of polytetrafluoroethylene (PTFE), 3~8 parts of silicon nitride, 1.5~2 parts of ferroso-ferric oxide, acrylic acid -2- hydroxyl third
4~12 parts of ester, 2~6 parts of copper fiber, 1~2 part of lubricant；The outer layer resistor-type high temperature metamaterial layer includes following parts by weight
Raw material: 80~120 parts of polypyrrole, 20~30 parts of polytetrafluoroethylene (PTFE), 1~8 part of nano zine oxide, 2~4 parts of lanthanum hexaboride barium,
5~12 parts of dimethylaminoethyl acrylate, 3~8 parts of calcium sulfate, 2~5 parts of copper fiber, 1~2 part of lubricant.
2. a kind of high temperature resistant radar absorbing based on the double-deck Meta Materials according to claim 1, which is characterized in that institute
State the raw material that internal layer resistor-type high temperature metamaterial layer includes following parts by weight: 90~110 parts of polyphenylene sulfide, polytetrafluoroethylene (PTFE) 22~
28 parts, 3.2~7.2 parts of silicon nitride, 1.6~1.8 parts of ferroso-ferric oxide, 6~10 parts of 2-hydroxypropyl acrylate, copper fiber 3~
5 parts, 1.2~1.8 parts of lubricant；The outer layer resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: polypyrrole 90
~110 parts, 22~28 parts of polytetrafluoroethylene (PTFE), 1.2~6 parts of nano zine oxide, 2.4~3 parts of lanthanum hexaboride barium, acrylic acid diformazan ammonia
6~10 parts of base ethyl ester, 4~7 parts of calcium sulfate, 3~4 parts of copper fiber, 1.2~1.8 parts of lubricant.
3. a kind of high temperature resistant radar absorbing based on the double-deck Meta Materials according to claim 1 or 2, feature exist
In the mass ratio of the silicon nitride and ferroso-ferric oxide is (2~4): 1.
4. a kind of high temperature resistant radar absorbing based on the double-deck Meta Materials according to claim 1 or 2, feature exist
In the mass ratio of the nano zine oxide and lanthanum hexaboride barium is (0.5~2): 1.
5. a kind of high temperature resistant radar absorbing based on the double-deck Meta Materials according to claim 1 or 2, feature exist
In the internal layer resistor-type high temperature metamaterial layer includes the raw material of following parts by weight: 100 parts of polyphenylene sulfide, polytetrafluoroethylene (PTFE) 25
Part, 4.5 parts of silicon nitride, 1.5 parts of ferroso-ferric oxide, 8 parts of 2-hydroxypropyl acrylate, 4 parts of copper fiber, 1.5 parts of lubricant；Institute
State the raw material that outer layer resistor-type high temperature metamaterial layer includes following parts by weight: 100 parts of polypyrrole, polytetrafluoroethylene (PTFE) 25 part, nanometer
2.5 parts of zinc oxide, 2.5 parts of lanthanum hexaboride barium, 8 parts of dimethylaminoethyl acrylate, 5 parts of calcium sulfate, 3.5 parts of copper fiber, lubrication
1.5 parts of agent.
6. the preparation side of the high temperature resistant radar absorbing according to claim 1-5 based on the double-deck Meta Materials
Method, which comprises the following steps:
S1, the weight ratio is pressed, silicon nitride and ferroso-ferric oxide is added in 2-hydroxypropyl acrylate jointly, ultrasound point
8~15min is dissipated, is added to high-temperature mixing machine jointly with polyphenylene sulfide, polytetrafluoroethylene (PTFE), copper fiber, lubricant after being uniformly dispersed
In, 20~40min is kneaded with the revolving speed stirring of 2000~3000r/min, obtains internal layer resistor-type high temperature Meta Materials；
S2, the weight ratio is pressed, nano zine oxide and lanthanum hexaboride barium is added in dimethylaminoethyl acrylate jointly, surpassed
Sound disperses 8~15min, is added to jointly after being uniformly dispersed with polyphenylene sulfide, polytetrafluoroethylene (PTFE), calcium sulfate, copper fiber, lubricant
In high-temperature mixing machine, 20~40min is kneaded with the revolving speed stirring of 2000~3000r/min, obtains outer layer resistor-type high temperature Meta Materials；
S3, by the super material of outer layer resistor-type high temperature obtained in internal layer resistor-type high temperature Meta Materials obtained in step S1 and step S2
Material is printed on intermediate medium layer material two sides, after 235~280 DEG C of 1~2h of high temperature drying, in 980~1150 DEG C of sintering
It is sintered in furnace, obtains three-layer composite structure；
Compound inside and outside layer dielectric layer material is distinguished to get based on double in the two sides of S4, in step s3 resulting three-layer composite structure
The high temperature resistant radar absorbing of layer Meta Materials.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1649481A (en) * | 2001-06-15 | 2005-08-03 | 住友金属矿山株式会社 | Heat insulation material for agriculture and horticultural facility |
| CN101550307A (en) * | 2009-05-14 | 2009-10-07 | 复旦大学 | Transparent heat insulation coating material, preparation method and application thereof |
| CN106342374B (en) * | 2008-05-23 | 2012-09-12 | 西南交通大学 | A kind of multilayer absorption coating |
| CN103265877A (en) * | 2013-05-30 | 2013-08-28 | 苏州艾特斯环保材料有限公司 | High temperature resistant and wear resistant paint containing silicon nitride |
| CN106317980A (en) * | 2015-07-09 | 2017-01-11 | 潘文进 | Novel high-temperature-resistant wear-resistant paint |
| CN106961827A (en) * | 2017-04-25 | 2017-07-18 | 大连东信微波技术有限公司 | Multi-layer structured wave absorbing elastomeric material and preparation method thereof |
| CN107039778A (en) * | 2017-05-27 | 2017-08-11 | 中国人民解放军国防科学技术大学 | A kind of high temperature resistant radar absorbing based on double-deck Meta Materials and preparation method thereof |
-
2018
- 2018-06-29 CN CN201810696052.5A patent/CN109049913A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1649481A (en) * | 2001-06-15 | 2005-08-03 | 住友金属矿山株式会社 | Heat insulation material for agriculture and horticultural facility |
| CN106342374B (en) * | 2008-05-23 | 2012-09-12 | 西南交通大学 | A kind of multilayer absorption coating |
| CN101550307A (en) * | 2009-05-14 | 2009-10-07 | 复旦大学 | Transparent heat insulation coating material, preparation method and application thereof |
| CN103265877A (en) * | 2013-05-30 | 2013-08-28 | 苏州艾特斯环保材料有限公司 | High temperature resistant and wear resistant paint containing silicon nitride |
| CN106317980A (en) * | 2015-07-09 | 2017-01-11 | 潘文进 | Novel high-temperature-resistant wear-resistant paint |
| CN106961827A (en) * | 2017-04-25 | 2017-07-18 | 大连东信微波技术有限公司 | Multi-layer structured wave absorbing elastomeric material and preparation method thereof |
| CN107039778A (en) * | 2017-05-27 | 2017-08-11 | 中国人民解放军国防科学技术大学 | A kind of high temperature resistant radar absorbing based on double-deck Meta Materials and preparation method thereof |
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Application publication date: 20181221 |