GB2117569B - Electromagnetic wave absorbers - Google Patents

Electromagnetic wave absorbers

Info

Publication number
GB2117569B
GB2117569B GB08308111A GB8308111A GB2117569B GB 2117569 B GB2117569 B GB 2117569B GB 08308111 A GB08308111 A GB 08308111A GB 8308111 A GB8308111 A GB 8308111A GB 2117569 B GB2117569 B GB 2117569B
Authority
GB
United Kingdom
Prior art keywords
electromagnetic wave
wave absorbers
absorbers
electromagnetic
wave
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB08308111A
Other languages
English (en)
Other versions
GB2117569A (en
GB8308111D0 (en
Inventor
Toshikatsu Ishikawa
Hiroshi Ichikawa
Yoshikaza Imai
Tokuji Hayase
Yoichi Nagata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Carbon Co Ltd
Original Assignee
Nippon Carbon Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Carbon Co Ltd filed Critical Nippon Carbon Co Ltd
Publication of GB8308111D0 publication Critical patent/GB8308111D0/en
Publication of GB2117569A publication Critical patent/GB2117569A/en
Application granted granted Critical
Publication of GB2117569B publication Critical patent/GB2117569B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • H01Q17/005—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems using woven or wound filaments; impregnated nets or clothes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/902—High modulus filament or fiber
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2918—Rod, strand, filament or fiber including free carbon or carbide or therewith [not as steel]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/30—Woven fabric [i.e., woven strand or strip material]
    • Y10T442/3382—Including a free metal or alloy constituent
    • Y10T442/3415—Preformed metallic film or foil or sheet [film or foil or sheet had structural integrity prior to association with the woven fabric]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/50—FELT FABRIC
GB08308111A 1982-03-31 1983-03-24 Electromagnetic wave absorbers Expired GB2117569B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57051034A JPS58169997A (ja) 1982-03-31 1982-03-31 電波吸収体

Publications (3)

Publication Number Publication Date
GB8308111D0 GB8308111D0 (en) 1983-05-05
GB2117569A GB2117569A (en) 1983-10-12
GB2117569B true GB2117569B (en) 1985-09-04

Family

ID=12875515

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08308111A Expired GB2117569B (en) 1982-03-31 1983-03-24 Electromagnetic wave absorbers

Country Status (8)

Country Link
US (1) US4507354A (enExample)
JP (1) JPS58169997A (enExample)
CA (1) CA1203873A (enExample)
DE (1) DE3311001C2 (enExample)
FR (1) FR2524719B1 (enExample)
GB (1) GB2117569B (enExample)
IT (1) IT1163181B (enExample)
SE (1) SE455451B (enExample)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3307066A1 (de) * 1983-03-01 1984-09-13 Dornier Gmbh, 7990 Friedrichshafen Mehrschichtiger faserverbundwerkstoff
US5424109A (en) * 1984-08-09 1995-06-13 Atlantic Research Corporation Hybrid dual fiber matrix densified structure and method for making same
JPS6146099A (ja) * 1984-08-10 1986-03-06 株式会社ブリヂストン 電磁波反射体
DE3507889A1 (de) * 1985-03-06 1986-09-11 Clouth Gummiwerke AG, 5000 Köln Mit einer beschichtung versehenes objekt
DE3508888A1 (de) * 1985-03-13 1986-09-25 Battelle-Institut E.V., 6000 Frankfurt Duennschichtabsorber fuer elektromagnetische wellen
DE3534059C1 (en) * 1985-09-25 1990-05-17 Dornier Gmbh Fibre composite material
GB2181898B (en) * 1985-10-21 1990-01-17 Plessey Co Plc Electro-magnetic wave absorber surface
FR2689687B1 (fr) * 1985-12-30 1994-09-02 Poudres & Explosifs Ste Nale Procédé de fixation d'un élément absorbant les ondes électromagnétiques sur une paroi d'une structure ou infrastructure.
US4726980A (en) * 1986-03-18 1988-02-23 Nippon Carbon Co., Ltd. Electromagnetic wave absorbers of silicon carbide fibers
US4781993A (en) * 1986-07-16 1988-11-01 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Fiber reinforced ceramic material
CA1330641C (en) * 1986-10-31 1994-07-12 Shunsaku Kagechi Solar heat selective absorbing material and its manufacturing method
US5015540A (en) * 1987-06-01 1991-05-14 General Electric Company Fiber-containing composite
JPH071837B2 (ja) * 1987-09-04 1995-01-11 宇部興産株式会社 電磁波吸収材
GB2400750B (en) * 1987-10-09 2005-02-09 Colebrand Ltd Microwave absorbing systems
DE3824292A1 (de) * 1988-07-16 1990-01-18 Battelle Institut E V Verfahren zur herstellung von duennschichtabsorbern fuer elektromagnetische wellen
US4965408A (en) * 1989-02-01 1990-10-23 Borden, Inc. Composite sheet material for electromagnetic radiation shielding
BE1003627A5 (nl) * 1989-09-29 1992-05-05 Grace Nv Microgolven absorberend materiaal.
GB2239738B (en) * 1989-10-26 1994-10-19 Colebrand Ltd Microwave absorbers
DE3936291A1 (de) * 1989-11-01 1991-05-02 Herberts Gmbh Material mit radarabsorbierenden eigenschaften und dessen verwendung bei verfahren zur tarnung gegen radarerfassung
DE4005676A1 (de) * 1990-02-22 1991-08-29 Buchtal Gmbh Absorber fuer elektromagnetische wellen
DE4006352A1 (de) * 1990-03-01 1991-09-05 Dornier Luftfahrt Radarabsorber
DE69229007T2 (de) * 1991-01-16 1999-10-21 Sgl Carbon Composites, Inc. Verbundwerkstoffe aus siliciumcarbidfaserarmiertem Kohlenstoff
DE4201871A1 (de) * 1991-03-07 1992-09-10 Feldmuehle Ag Stora Bauteil zur absorption elektromagnetischer wellen und seine verwendung
JPH06232581A (ja) * 1993-02-01 1994-08-19 Yokohama Rubber Co Ltd:The ミリ波電波吸収体
JP4113812B2 (ja) * 2003-08-05 2008-07-09 北川工業株式会社 電波吸収体、および電波吸収体の製造方法
JP2010080911A (ja) 2008-04-30 2010-04-08 Tayca Corp 広帯域電磁波吸収体及びその製造方法
DE102008062190A1 (de) * 2008-12-13 2010-06-17 Valeo Schalter Und Sensoren Gmbh Steckerverbindungen an Radarsensoren und Verfahren zu deren Herstellung
EP2421351A4 (en) * 2009-04-16 2017-05-17 Tayca Corporation Broadband electromagnetic wave absorbent and method for producing same
CN103013440B (zh) * 2012-12-17 2014-12-24 清华大学 一种高介电陶瓷颗粒与金属片复合吸波材料及其制备方法
CN115745624A (zh) * 2022-11-30 2023-03-07 中国科学院上海硅酸盐研究所 一种SiCnw/Si3N4复相陶瓷吸波材料及其制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1011015B (de) * 1955-09-08 1957-06-27 Herberts & Co Gmbh Dr Kurt Nach dem Interferenzprinzip arbeitende selektive Daempfungsschicht fuer elektromagnetische Wellen
DE1052483B (de) * 1955-09-10 1959-03-12 Herberts & Co Gmbh Dr Kurt Zum Bedecken von Oberflaechen von Metallteilen geeignete Daempfungsschicht fuer elektromagnetische Wellen
DE1285350B (de) * 1958-12-13 1968-12-12 Eltro Gmbh Panzerplatte, insbesondere fuer Schiffe
US3399979A (en) * 1963-11-01 1968-09-03 Union Carbide Corp Process for producing metal nitride fibers, textiles and shapes
US3680107A (en) * 1967-04-11 1972-07-25 Hans H Meinke Wide band interference absorber and technique for electromagnetic radiation
GB1314624A (en) * 1971-04-06 1973-04-26 Barracudaverken Ab Radar camouflage
JPS6053404B2 (ja) * 1977-11-24 1985-11-26 東レ株式会社 電波遮蔽材料
US4324843A (en) * 1980-02-13 1982-04-13 United Technologies Corporation Continuous length silicon carbide fiber reinforced ceramic composites

Also Published As

Publication number Publication date
IT1163181B (it) 1987-04-08
GB2117569A (en) 1983-10-12
SE455451B (sv) 1988-07-11
SE8301747L (sv) 1983-10-01
US4507354A (en) 1985-03-26
GB8308111D0 (en) 1983-05-05
SE8301747D0 (sv) 1983-03-29
JPH0335840B2 (enExample) 1991-05-29
DE3311001A1 (de) 1983-10-06
DE3311001C2 (de) 1994-07-07
IT8320338A0 (it) 1983-03-29
CA1203873A (en) 1986-04-29
FR2524719A1 (fr) 1983-10-07
FR2524719B1 (fr) 1987-10-30
JPS58169997A (ja) 1983-10-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010324