WO2016105178A1 - 레이더 커버용 수지 조성물, 이로부터 얻어진 레이더커버 및 레이더장치 - Google Patents
레이더 커버용 수지 조성물, 이로부터 얻어진 레이더커버 및 레이더장치 Download PDFInfo
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- WO2016105178A1 WO2016105178A1 PCT/KR2015/014366 KR2015014366W WO2016105178A1 WO 2016105178 A1 WO2016105178 A1 WO 2016105178A1 KR 2015014366 W KR2015014366 W KR 2015014366W WO 2016105178 A1 WO2016105178 A1 WO 2016105178A1
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- resin
- radar
- radar cover
- resin composition
- cover
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/22—Expanded, porous or hollow particles
- C08K7/24—Expanded, porous or hollow particles inorganic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L101/00—Compositions of unspecified macromolecular compounds
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/40—Radiating elements coated with or embedded in protective material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/004—Additives being defined by their length
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/041—Carbon nanotubes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
Definitions
- the present invention relates to a resin composition for a radar cover, a radar cover and a radar device obtained therefrom, and more particularly, a resin composition for a radar cover which does not inhibit signal transmission of the radar while protecting the radar from the surrounding environment, and a radar obtained therefrom. It relates to a cover and a radar device.
- the ACC that detects the vehicle ahead and controls the vehicle speed according to the speed of the vehicle ahead
- CDM collision Damage Mitigation
- the ACC and CDM use a radar to detect a vehicle in front, and a radar cover is mounted on the front of the radar to protect the radar from the environment and moisture.
- radar is widely used not only for ships and aircrafts but also for meteorological observation and search because it can clearly understand the surrounding terrain, obstacles and targets even in dark nights, fog, and rain.
- the radar cover mounted on the front of the radar still needs to improve radar transmission efficiency while suppressing return loss along with the basic function of protecting the radar equipment.
- the first problem to be solved by the present invention is to provide a radar cover resin composition comprising a carbon nanotube.
- a second problem to be solved by the present invention is to provide a radar cover obtained by processing the resin composition.
- a third object of the present invention is to provide a radar device having the radar cover.
- Polymer resins and it provides a resin composition for a radar cover comprising a carbon nanotube of a static permanent length of 80 to 1000nm.
- the carbon nanotubes may have a rigid random coil form.
- the carbon nanotubes may have a static permanent length of 100nm to 500nm.
- It provides a radar cover obtained by extruding, injecting or extruding / injecting the resin composition for radar cover.
- It provides a radar device having the radar cover.
- the resin composition for a radar cover of the present invention includes carbon nanotubes, the radar cover obtained therefrom, and the radar having the same suppresses reflection loss to the maximum, and may be caused by changes in gaseous state as the electromagnetic wave transmission efficiency increases. Radar performance degradation can be suppressed.
- FIG. 1 is a schematic view showing the structure of a radar apparatus according to the fourth embodiment.
- Radar cover resin composition is a polymer resin; And carbon nanotubes having a static permanent length of 80 to 1000 nm.
- electromagnetic wave transmission efficiency is a concept in contrast to the electromagnetic wave shielding efficiency. When the shielding efficiency is lowered, the transmission efficiency may be further increased.
- the carbon nanotubes (CNTs) included in the radar cover resin composition may have various forms, for example, may have a rigid random coil form.
- the rigid random coil carbon nanotube has an effective bending modulus greater than the thermal energy (kT, where k is Boltzmann's constant and T is an absolute temperature), and thus thermal energy within an unfolded length of the particle used. Elastomeric strain does not occur, and the total size of the particles (end-to-end distance) may be defined as carbon nanotubes that are linearly proportional to the square root of the apparent molecular weight.
- Carbon nanotubes, for example, CNTs having a rigid random coil form included in the radar cover resin composition of the present invention are 80 nm or more, for example, 80 to 1000 nm, specifically, for example, a static permanent length of 100 to 500 nm. (static bending persistence). In this range it may be possible to improve the radar signal transmission efficiency.
- the static bending persistence means the average value of the radius of curvature when the rigid random coil carbon nanotubes have a continuous curvature, and more precisely, can be defined by Equation 1 using statistical physics. have.
- D b is the angle ratio
- R is the end-to-end distance vector
- C is a constant
- L is the unfolded length
- l p0 is the length of the segment
- ⁇ is the angle from the axis.
- Such carbon nanotubes may have a variety of walls, for example, may have a single wall, multi-wall structure, the multi-wall structure may include a double wall, triple wall and the like.
- the carbon nanotubes included in the composition may be included in an amount of 0.1 parts by weight to 10 parts by weight, for example, 0.1 parts by weight to 5 parts by weight, based on 100 parts by weight of the polymer resin. It is possible to minimize the reflection loss of electromagnetic waves and improve the transmission efficiency without impairing mechanical properties.
- thermosetting resin a thermoplastic resin, or a photocurable resin
- a photocurable resin a polymeric resin used for the said radar cover resin composition
- a thermosetting resin a thermoplastic resin, or a photocurable resin
- thermosetting resin for example, polyamide, polyether, polyimide, polysulfone, epoxy resin, unsaturated polyester resin, phenol resin and the like
- photocurable resin for example, radical curing resin (acrylic type) Acrylic oligomers, such as monomers, polyester acrylates, urethane acrylates, and epoxy acrylates, unsaturated polyesters, and enantiol polymers), cationic curing resins (epoxy resins, oxetane resins, vinyl ether resins), and the like can be used.
- thermoplastic resin for example, nylon resin, polyethylene resin, polyamide resin, polyester resin, polycarbonate resin, polyarylate resin, cyclopolyolefin resin, or the like can be used.
- the thermoplastic resin may be used without limitation as long as it is used in the art, for example, polycarbonate resin, polypropylene resin, polyamide resin, aramid resin, aromatic polyester resin, polyolefin resin, polyester Carbonate resin, polyphenylene ether resin, polyphenylene sulfide resin, polysulfone resin, polyether sulfone resin, polyarylene resin, cycloolefin resin, polyetherimide resin, polyacetal resin, polyvinyl acetal resin, polyketone Resin, polyether ketone resin, polyether ether ketone resin, polyaryl ketone resin, polyether nitrile resin, liquid crystal resin, polybenzimidazole resin, polyparabanic acid resin, aromatic alkenyl compound, methacrylic acid ester, acrylic acid ester, And vinyl cyanide compounds selected from the group consisting of Vinyl polymer or copolymer resin obtained by superposing
- polystyrene resins examples include, but are not limited to, polypropylene, polyethylene, polybutylene, and poly (4-methyl-1-pentene), and combinations thereof.
- the polyolefin may be a polypropylene homopolymer (e.g., atactic polypropylene, isotactic polypropylene, and syndiotactic polypropylene), polypropylene copolymer (e.g., Polypropylene random copolymers), and mixtures thereof.
- Suitable polypropylene copolymers include, but are not limited to, the presence of comonomers selected from the group consisting of ethylene, but-1-ene (ie 1-butene), and hex-1-ene (ie 1-hexene). Random copolymers prepared from the polymerization of propylene under. In such polypropylene random copolymers, comonomers may be present in any suitable amount, but typically in amounts of about 10 wt% or less (eg, about 1 to about 7 wt%, or about 1 to about 4.5 wt%) May exist.
- polyester resin the homopolyester and copolyester which are polycondensates of a dicarboxylic acid component skeleton and a diol component skeleton are mentioned.
- the homo polyester for example, polyethylene terephthalate, polypropylene terephthalate, polybutylene terephthalate, polyethylene-2,6-naphthalate, poly-1,4-cyclohexanedimethylene terephthalate, polyethylene diphenylate Etc. are typical.
- polyethylene terephthalate is inexpensive, it can be used for a very wide range of applications, which is preferable.
- the said copolyester is defined as the polycondensate which consists of at least 3 or more components chosen from the component which has a dicarboxylic acid skeleton and the component which have a diol skeleton which are illustrated next.
- Examples of the component having a dicarboxylic acid skeleton include terephthalic acid, isophthalic acid, phthalic acid, 1,4-naphthalenedicarboxylic acid, 1,5-naphthalenedicarboxylic acid, 2,6-naphthalenedicarboxylic acid, 4,4 ' -Diphenyl dicarboxylic acid, 4,4'- diphenyl sulfone dicarboxylic acid, adipic acid, sebacic acid, dimer acid, cyclohexanedicarboxylic acid, ester derivatives thereof, and the like.
- Examples of the component having a glycol skeleton include ethylene glycol, 1,2-propanediol, 1,3-butanediol, 1,4-butanediol, 1,5-pentadiol, diethylene glycol, polyalkylene glycol, 2,2-bis ( 4 '-(beta) -hydroxyethoxyphenyl) propane, isosorbate, 1, 4- cyclohexane dimethanol, spiroglycol, etc. are mentioned.
- nylon resin nylon resin, nylon copolymer resin and mixtures thereof can be used.
- nylon resin Polyamide-6 (nylon 6) obtained by ring-opening-polymerizing lactams, such as well known epsilon caprolactam and ⁇ -dodecaractam; Nylon polymers obtainable from amino acids such as aminocaproic acid, 11-aminoundecanoic acid and 12-aminododecanoic acid; Ethylenediamine, tetramethylenediamine, hexamethylenediamine, undecamethylenediamine, dodecamethylenediamine, 2,2,4-trimethylhexamethylenediamine, 2,4,4-trimethylhexamethylenediamine, 5-methylnonahexamethylenediamine , Metaxylenediamine, paraxylenediamine, 1,3-bisaminomethylcyclohexane, 1,4-bisaminomethylcyclohexane, 1-amino-3-
- Aliphatic, cycloaliphatic or aromatic diamines and aliphatic, cycloaliphatic or aromatic dicarboxylic acids such as adipic acid, sebacic acid, azelaic acid, terephthalic acid, 2-chloroterephthalic acid and 2-methylterephthalic acid
- Nylon polymers obtainable from the polymerization of; Copolymers or mixtures thereof can be used.
- nylon copolymer a copolymer of polycaprolactam (nylon 6) and polyhexamethylene sebacamide (nylon 6,10), a copolymer of polycaprolactam (nylon 6) and polyhexamethyleneadipamide (nylon 66), And copolymers of polycaprolactam (nylon 6) and polylauryllactam (nylon 12).
- the polycarbonate resin may be prepared by reacting diphenols with phosgene, halogen formate, carbonate ester or a combination thereof.
- diphenols include hydroquinone, resorcinol, 4,4'-dihydroxydiphenyl, 2,2-bis (4-hydroxyphenyl) propane (also called 'bisphenol-A'), 2, 4-bis (4-hydroxyphenyl) -2-methylbutane, bis (4-hydroxyphenyl) methane, 1,1-bis (4-hydroxyphenyl) cyclohexane, 2,2-bis (3-chloro 4-hydroxyphenyl) propane, 2,2-bis (3,5-dimethyl-4-hydroxyphenyl) propane, 2,2-bis (3,5-dichloro-4-hydroxyphenyl) propane, 2 , 2-bis (3,5-dibromo-4-hydroxyphenyl) propane, bis (4-hydroxyphenyl) sulfoxide, bis (4-hydroxyphenyl) ketone, bis (4-hydroxyphenyl) Ether and
- 2,2-bis (4-hydroxyphenyl) propane 2,2-bis (3,5-dichloro-4-hydroxyphenyl) propane or 1,1-bis (4-hydroxyphenyl) Cyclohexane can be used, more preferably 2,2-bis (4-hydroxyphenyl) propane.
- the polycarbonate resin may be a mixture of copolymers prepared from two or more diphenols.
- the polycarbonate resin may be used a linear polycarbonate resin, branched (branched) polycarbonate resin, polyester carbonate copolymer resin and the like.
- group polycarbonate resin etc. are mentioned as said linear polycarbonate resin.
- the branched polycarbonate resins include those produced by reacting polyfunctional aromatic compounds such as trimellitic anhydride, trimellitic acid, and the like with diphenols and carbonates.
- the polyfunctional aromatic compound may be included in an amount of 0.05 to 2 mol% based on the total amount of the branched polycarbonate resin.
- said polyester carbonate copolymer resin what was manufactured by making bifunctional carboxylic acid react with diphenols and a carbonate is mentioned. In this case, as the carbonate, diaryl carbonate such as diphenyl carbonate, ethylene carbonate, or the like may be used.
- cycloolefin type polymer a norbornene type polymer, a monocyclic cyclic olefin type polymer, a cyclic conjugated diene type polymer, a vinyl alicyclic hydrocarbon polymer, and these hydrides are mentioned.
- Specific examples thereof include Apel (ethylene-cycloolefin copolymer manufactured by Mitsui Chemical Co., Ltd.), aton (norbornene-based polymer manufactured by JSR Corporation), zeonoa (norbornene-based polymer manufactured by Nippon Xeon Corporation), and the like.
- At least one of polycarbonate, polyacrylonitrile-butadiene-styrene, polyester carbonate, polypropylene, and polyolefin may be used in the polymer resin.
- the resin composition for radar cover according to the present invention is an antibacterial agent, a release agent, a heat stabilizer, an antioxidant, a light stabilizer, a compatibilizer, a dye, an inorganic additive, a surfactant, a nucleating agent, a coupling agent, a filler, a plasticizer, an impact modifier, a admixture, a coloring agent. It may further comprise an additive selected from the group consisting of stabilizers, lubricants, antistatic agents, pigments, flame retardants and mixtures of one or more thereof. Such additives may be used in an amount of 0.1 to 5 parts by weight, for example 0.1 to 3 parts by weight, based on 100 parts by weight of the polymer resin.
- the resin composition for radar cover of the present invention can be formed by extrusion, injection or extrusion / injection molding to form a molded article, and such molded article can be used as a radar cover.
- the radar cover may have a return loss of 10 dB or less, for example, 1 to 6 dB, as well as CNTs, and may have an electromagnetic wave transmission efficiency of 12 dB or less, for example, 1 to 10 dB.
- the radar cover may have various colors, for example, may have a transparent color.
- the thickness of the radar cover may be, for example, 0.5 to 10mm.
- the paint may be applied to have a specific pattern on part or all of the radar cover member to produce a specific image, and indium, tin or paint may be used to reflect visible light to create a metallic feel. Can be.
- the present invention also provides a radar device having the radar cover. An embodiment thereof is shown in FIG. 1.
- the radar device may include a radar 110, a radar cover 120, an adjusting bolt 130, a radar bracket 140, and a fixing bolt 150.
- the radar cover can be used safely without disturbing transmission and reception of the radar.
- the prepared pellets were injected into a flat profile at an injection temperature of 280 ° C. to prepare 3.2 mm thick, 12.7 mm long and dog-bone shaped specimens.
- the prepared radar cover and the specimen were allowed to stand for 48 hours at 23 °C, 50% relative humidity.
- Example 1 a radar cover and a specimen were manufactured by performing the same process as in Example 1, except that the static random length of the rigid random coil-shaped carbon nanotubes was changed to 270 nm.
- Example 1 a radar cover and a specimen were manufactured by performing the same process as in Example 1, except that the static persistent length of the rigid random coil-shaped carbon nanotubes was changed to 340 nm.
- a radar cover and a specimen were prepared as in Example 1, except that the static random length of the rigid random coil-shaped carbon nanotubes was 70 nm.
- a radar cover and a specimen were prepared as in Example 1, except that the static random length of the rigid random coil-shaped carbon nanotubes was 6 nm.
- the measurement method is as follows:
- Example 1 110 140 60
- Example 2 270 120 50
- Example 3 340 110 50 Comparative Example 1 70 140 50 Comparative Example 2 below 10 120 60
- the radar cover of the present invention has a value of 6 dB or less of reflection loss without deteriorating mechanical properties, and has an electromagnetic wave transmission performance as compared with Comparative Examples 3 and 4. It can be increased by three to three times. Therefore, it can be usefully used for radar devices and the like.
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Abstract
Description
구분 | 정적영속길이(nm) | 인장강도(MPa) | 충격강도(J/m) |
실시예 1 | 110 | 140 | 60 |
실시예 2 | 270 | 120 | 50 |
실시예 3 | 340 | 110 | 50 |
비교예1 | 70 | 140 | 50 |
비교예2 | 10 이하 | 120 | 60 |
구분 | 정적영속길이(nm) | 반사손실(㏈) | 전자파 차폐효율(EMI SE, ㏈) |
실시예 4 | 110 | 6 | 5 |
실시예 5 | 270 | 5 | 5 |
실시예 6 | 340 | 3 | 6 |
비교예 3 | 70 | 2 | 15 |
비교예 4 | 10 이하 | 2 | 17 |
Claims (15)
- 탄소나노튜브; 및고분자 수지;를 포함하며,상기 탄소나노튜브가 80 내지 1000nm의 정적영속길이를 가지는 것인 레이더 커버용 수지 조성물.
- 제1항에 있어서,상기 탄소나노튜브가 강직한 랜덤코일 형태인 것인 레이더 커버용 수지 조성물.
- 제1항에 있어서,상기 탄소나노튜브의 함량이 상기 고분자 수지 100중량부를 기준으로 0.1 내지 10중량부인 것인 레이더 커버용 수지 조성물.
- 제1항에 있어서,상기 탄소나노튜브가 단일벽, 다중벽 또는 이들의 혼합물인 것인 레이더 커버용 수지 조성물.
- 제1항에 있어서,상기 강직한 랜덤코일 형태의 탄소나노튜브가 100nm 내지 500nm의 정적영속길이를 갖는 것인 레이더 커버용 수지 조성물.
- 제1항에 있어서,상기 정적영속길이가 강직한 랜덤코일 형태의 탄소나노튜브가 연속곡률을 가지고 있는 경우 곡률반경의 평균값인 것인 레이더 커버용 수지 조성물.
- 제1항에 있어서,상기 고분자 수지가 열경화성 수지와 열가소성 수지 및 광경화성 수지 중 1종 이상인 것인 레이더 커버용 수지 조성물.
- 제7항에 있어서,상기 열가소성 수지가 폴리카보네이트 수지, 폴리프로필렌 수지, 폴리아미드 수지, 아라미드수지, 방향족 폴리에스테르 수지, 폴리올레핀 수지, 폴리에스테르카보네이트 수지, 폴리페닐렌에테르 수지, 폴리페닐렌설피드 수지, 폴리설폰 수지, 폴리에테르설폰 수지, 폴리아릴렌 수지, 시클로올레핀계 수지, 폴리에테르이미드 수지, 폴리아세탈 수지, 폴리비닐아세탈 수지, 폴리케톤 수지, 폴리에테르케톤 수지, 폴리에테르에테르케톤 수지, 폴리아릴케톤 수지, 폴리에테르니트릴 수지, 액정 수지, 폴리벤즈이미다졸 수지, 폴리파라반산 수지, 방향족 알케닐 화합물, 메타크릴산에스테르, 아크릴산에스테르, 및 시안화비닐 화합물로 이루어지는 군에서 선택되는 1종 이상의 비닐 단량체를, 중합 혹은 공중합시켜서 얻어지는 비닐계 중합체 혹은 공중합체 수지, 디엔-방향족 알케닐 화합물 공중합체 수지, 시안화비닐-디엔-방향족 알케닐 화합물 공중합체 수지, 방향족 알케닐 화합물-디엔-시안화비닐-N-페닐말레이미드 공중합체 수지, 시안화비닐-(에틸렌-디엔-프로필렌(EPDM))-방향족 알케닐 화합물 공중합체 수지, 폴리올레핀, 염화비닐 수지, 염소화 염화비닐 수지로 이루어진 군으로부터 선택되는 적어도 하나 이상인 것인 레이더 커버용 수지 조성물.
- 제1항에 있어서,상기 조성물이 항균제, 이형제, 열안정제, 산화방지제, 광안정제, 상용화제, 염료, 무기물 첨가제, 계면활성제, 핵제, 커플링제, 충전제, 가소제, 충격보강제, 혼화제, 착색제, 안정제, 활제, 정전기방지제, 안료, 방염제 및 이들의 하나 이상의 혼합물로 이루어진 군으로부터 선택된 첨가제를 더 포함하는 것인 레이더 커버용 수지 조성물.
- 제1항 내지 제9항 중 어느 한 항에 따른 레이더 커버용 수지 조성물을 가공하여 얻어지는 레이더 커버.
- 제10항에 있어서,상기 가공 공정이 압출, 사출 또는 압출 및 사출인 것인 레이더 커버.
- 제11항에 있어서,상기 레이더 커버의 두께가 0.5 내지 10mm인 것인 레이더 커버.
- 제11항에 있어서,상기 레이더 커버의 반사손실이 10dB 이하인 것인 레이더 커버.
- 제11항에 있어서,상기 레이더 커버의 전자파 투과 효율이 12dB 이하인 레이더 커버.
- 제11항에 따른 레이더 커버;레이더; 및레이더 브라켓;을 구비하는 레이더 장치.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/313,895 US10017631B2 (en) | 2014-12-26 | 2015-12-28 | Radar cover-use resin composition, and radar cover and radar apparatus obtained therefrom |
EP15873705.6A EP3239225B1 (en) | 2014-12-26 | 2015-12-28 | Radar cover-use resin composition, and radar cover and radar apparatus obtained therefrom |
CN201580014332.8A CN106103567B (zh) | 2014-12-26 | 2015-12-28 | 用于雷达罩的树脂组合物、由该树脂组合物得到的雷达罩以及雷达系统 |
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CN108976756A (zh) * | 2018-09-21 | 2018-12-11 | 芜湖瑞德机械科技有限公司 | 一种透波聚碳酸酯材料及其制备方法、多天线雷达罩 |
CN109265958A (zh) * | 2018-09-21 | 2019-01-25 | 芜湖瑞德机械科技有限公司 | 透波聚碳酸酯材料及其制备方法、多天线雷达罩 |
CN109455694B (zh) * | 2018-12-10 | 2020-11-03 | 深圳烯湾科技有限公司 | 改性碳纳米管阵列、碳纳米管纤维及其制备方法和应用 |
KR20210054605A (ko) * | 2019-11-04 | 2021-05-14 | 현대자동차주식회사 | 차량의 레이더 투과커버용 조성물 |
CN114829835A (zh) | 2019-12-20 | 2022-07-29 | 斯坦雷电气株式会社 | 发光单元及灯装置 |
JP7379284B2 (ja) | 2019-12-20 | 2023-11-14 | スタンレー電気株式会社 | 発光ユニット及びランプ装置 |
JP2023517354A (ja) * | 2020-03-13 | 2023-04-25 | インヴィスタ テキスタイルズ(ユー.ケー.)リミテッド | ネットワーク用途のための熱可塑性樹脂 |
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WO2022002839A1 (en) | 2020-06-29 | 2022-01-06 | Sabic Global Technologies B.V. | Polymer composition with improved flowability and falling weight impact resistance at low temperature |
WO2022002888A1 (en) | 2020-06-29 | 2022-01-06 | Sabic Global Technologies B.V. | Light color polypropylene based composition |
KR102547047B1 (ko) | 2020-10-16 | 2023-06-26 | (주)베스트룸 | 차량용 레이더 커버 및 이의 제조방법. |
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CN106103567A (zh) | 2016-11-09 |
US20170190884A1 (en) | 2017-07-06 |
KR101776437B1 (ko) | 2017-09-07 |
EP3239225A4 (en) | 2018-08-01 |
US10017631B2 (en) | 2018-07-10 |
JP2017507211A (ja) | 2017-03-16 |
KR20160079725A (ko) | 2016-07-06 |
EP3239225A1 (en) | 2017-11-01 |
EP3239225B1 (en) | 2021-05-26 |
CN106103567B (zh) | 2019-04-09 |
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