GB8924797D0 - Structure for the absorption of electromagnetic waves - Google Patents

Structure for the absorption of electromagnetic waves

Info

Publication number
GB8924797D0
GB8924797D0 GBGB8924797.7A GB8924797A GB8924797D0 GB 8924797 D0 GB8924797 D0 GB 8924797D0 GB 8924797 A GB8924797 A GB 8924797A GB 8924797 D0 GB8924797 D0 GB 8924797D0
Authority
GB
United Kingdom
Prior art keywords
absorption
electromagnetic waves
waves
electromagnetic
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.)
Granted
Application number
GBGB8924797.7A
Other versions
GB2310541B (en
GB2310541A (en
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.)
Alcatel Lucent SAS
Original Assignee
Compagnie Generale dElectricite SA
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 Compagnie Generale dElectricite SA filed Critical Compagnie Generale dElectricite SA
Publication of GB8924797D0 publication Critical patent/GB8924797D0/en
Publication of GB2310541A publication Critical patent/GB2310541A/en
Application granted granted Critical
Publication of GB2310541B publication Critical patent/GB2310541B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B32B27/06—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
    • 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
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/302—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising aromatic vinyl (co)polymers, e.g. styrenic (co)polymers
    • 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
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • 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
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • 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
    • C08K3/08—Metals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • 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
    • 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
    • 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
    • B32B2323/00—Polyalkenes
    • B32B2323/04—Polyethylene
    • 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
    • B32B2325/00—Polymers of vinyl-aromatic compounds, e.g. polystyrene
    • 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
    • B32B2327/00—Polyvinylhalogenides
    • B32B2327/06—PVC, i.e. polyvinylchloride
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
GB8924797A 1988-11-17 1989-11-03 Structure for the absorption of electromagnetic waves Expired - Fee Related GB2310541B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8814940A FR2737347B1 (en) 1988-11-17 1988-11-17 STRUCTURE FOR THE ABSORPTION OF ELECTROMAGNETIC WAVES

Publications (3)

Publication Number Publication Date
GB8924797D0 true GB8924797D0 (en) 1996-12-18
GB2310541A GB2310541A (en) 1997-08-27
GB2310541B GB2310541B (en) 1998-01-07

Family

ID=9371931

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8924797A Expired - Fee Related GB2310541B (en) 1988-11-17 1989-11-03 Structure for the absorption of electromagnetic waves

Country Status (8)

Country Link
BE (1) BE1010512A4 (en)
CA (1) CA2003074C (en)
DE (1) DE3936195C2 (en)
FR (1) FR2737347B1 (en)
GB (1) GB2310541B (en)
IT (1) IT1267133B1 (en)
NL (1) NL8902827A (en)
NO (1) NO306918B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2249862C1 (en) * 2004-07-02 2005-04-10 Общество с ограниченной ответственностью "НПО"АЙРЭС Технолоджис" Device for structuring electromagnetic field

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2996709A (en) * 1945-04-27 1961-08-15 Du Pont Flexible electromagnetic radiationabsorptive article
US3349397A (en) * 1966-02-03 1967-10-24 North American Aviation Inc Flexible radiation attenuator
US3721982A (en) * 1970-11-10 1973-03-20 Gruenzweig & Hartmann Absorber for electromagnetic radiation
SE8007075L (en) * 1979-10-31 1981-05-01 Illinois Tool Works SKERMNING
US4353069A (en) * 1980-09-10 1982-10-05 Handel Peter H Absorptive coating for the reduction of the reflective cross section of metallic surfaces and control capabilities therefor
DE3307066A1 (en) * 1983-03-01 1984-09-13 Dornier Gmbh, 7990 Friedrichshafen MULTILAYER FIBER COMPOSITE
US4680236A (en) * 1986-02-18 1987-07-14 The Bf Goodrich Company Electrodeless heterogeneous polypyrrole composite
GB2192756A (en) * 1986-07-07 1988-01-20 Hoybond Limited Energy absorbing coatings and their use in camouflage

Also Published As

Publication number Publication date
CA2003074C (en) 2001-01-09
FR2737347A1 (en) 1997-01-31
FR2737347B1 (en) 1997-12-19
IT1267133B1 (en) 1997-01-24
IT8967955A1 (en) 1991-05-07
NO306918B1 (en) 2000-01-10
NL8902827A (en) 1997-08-01
DE3936195C2 (en) 1999-02-18
CA2003074A1 (en) 1996-10-11
GB2310541B (en) 1998-01-07
NO894440L (en) 1996-08-13
IT8967955A0 (en) 1989-11-07
BE1010512A4 (en) 1998-10-06
DE3936195A1 (en) 1997-03-06
GB2310541A (en) 1997-08-27

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Legal Events

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

Effective date: 20031103