GB8704869D0 - Electromagnetic wave absorbing material - Google Patents

Electromagnetic wave absorbing material

Info

Publication number
GB8704869D0
GB8704869D0 GBGB8704869.0A GB8704869A GB8704869D0 GB 8704869 D0 GB8704869 D0 GB 8704869D0 GB 8704869 A GB8704869 A GB 8704869A GB 8704869 D0 GB8704869 D0 GB 8704869D0
Authority
GB
United Kingdom
Prior art keywords
electromagnetic wave
absorbing material
wave absorbing
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.)
Ceased
Application number
GBGB8704869.0A
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.)
Societe Nationale des Poudres et Explosifs
Original Assignee
Societe Nationale des Poudres et Explosifs
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 Societe Nationale des Poudres et Explosifs filed Critical Societe Nationale des Poudres et Explosifs
Publication of GB8704869D0 publication Critical patent/GB8704869D0/en
Ceased legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • H01Q17/004Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems using non-directional dissipative particles, e.g. ferrite powders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/88Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced
    • B29C70/882Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced partly or totally electrically conductive, e.g. for EMI shielding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/18Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered 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
    • B32B5/18Layered 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 features of a layer of foamed material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00Vehicles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
GBGB8704869.0A 1986-03-07 1987-03-02 Electromagnetic wave absorbing material Ceased GB8704869D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8603214A FR2928778A1 (en) 1986-03-07 1986-03-07 FLEXIBLE OR RIGID COMPOSITE MATERIAL ABSORBING ELECTROMAGNETIC WAVES.

Publications (1)

Publication Number Publication Date
GB8704869D0 true GB8704869D0 (en) 2007-09-19

Family

ID=9332856

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB8704869.0A Ceased GB8704869D0 (en) 1986-03-07 1987-03-02 Electromagnetic wave absorbing material

Country Status (4)

Country Link
DE (1) DE3707237B3 (en)
FR (1) FR2928778A1 (en)
GB (1) GB8704869D0 (en)
IT (1) IT8767101A0 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2485524A (en) * 2010-10-26 2012-05-23 Vestas Wind Sys As Foam core containing radar absorbing materials for composite structures
FR2967306B1 (en) 2010-11-05 2019-06-07 Christian Lhomme FABRIC ABSORBING ELECTROMAGNETIC WAVES
CN105462263B (en) * 2015-12-30 2018-07-20 中国兵器工业集团第五三研究所 A kind of heat-resisting heat-insulation composite material and preparation method thereof
FR3048974B1 (en) 2016-03-21 2019-07-12 Universite De Rennes 1 NEW MATERIALS THAT ABSORB ELECTROMAGNETIC WAVES FOR VARIOUS APPLICATIONS
CN112126197A (en) * 2020-09-30 2020-12-25 贵州凯科特材料有限公司 Preparation method of alternating multilayer epoxy resin-based conductive composite microporous foam material

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2806509A (en) * 1956-06-11 1957-09-17 Goodyear Aircraft Corp Sandwich structures
US3713961A (en) * 1969-10-06 1973-01-30 Brunswick Corp Dielectric wall
IT1176148B (en) * 1984-05-18 1987-08-12 Uniroyal Spa THERMOPLASTIC SHEET PROTECTED BY A CONDUCTIVE FILM

Also Published As

Publication number Publication date
DE3707237B3 (en) 2008-01-10
FR2928778A1 (en) 2009-09-18
IT8767101A0 (en) 1987-02-16

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)