CA1101169A - Conductive plastic with metalized glass fibers retained in partial clumps - Google Patents

Conductive plastic with metalized glass fibers retained in partial clumps

Info

Publication number
CA1101169A
CA1101169A CA300,252A CA300252A CA1101169A CA 1101169 A CA1101169 A CA 1101169A CA 300252 A CA300252 A CA 300252A CA 1101169 A CA1101169 A CA 1101169A
Authority
CA
Canada
Prior art keywords
fibers
sub
glass fibers
plastic
bundles
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
CA300,252A
Other languages
English (en)
French (fr)
Inventor
Edward G. Crosby
Frederick C. Hornbeck
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA1101169A publication Critical patent/CA1101169A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0073—Shielding materials
    • H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
    • H05K9/009—Electromagnetic shielding materials, e.g. EMI, RFI shielding comprising electro-conductive fibres, e.g. metal fibres, carbon fibres, metallised textile fibres, electro-conductive mesh, woven, non-woven mat, fleece, cross-linked
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/12—Making granules characterised by structure or composition
    • B29B9/14—Making granules characterised by structure or composition fibre-reinforced
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06—Fibrous reinforcements only
    • B29C70/10—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
    • B29C70/12—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of short length, e.g. in the form of a mat
    • B29C70/14—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of short length, e.g. in the form of a mat oriented
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/88—Shaping 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
    • B29C70/882—Shaping 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
    • C08J5/06—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
    • C08J5/08—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials glass fibres
    • G—PHYSICS
    • G12—INSTRUMENT DETAILS
    • G12B—CONSTRUCTIONAL DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G12B17/00—Screening
    • G12B17/02—Screening from electric or magnetic fields, e.g. radio waves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0003—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular electrical or magnetic properties, e.g. piezoelectric
    • B29K2995/0005—Conductive

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Composite Materials (AREA)
  • Textile Engineering (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Organic Chemistry (AREA)
  • Reinforced Plastic Materials (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Glanulating (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
CA300,252A 1977-05-09 1978-03-31 Conductive plastic with metalized glass fibers retained in partial clumps Expired CA1101169A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US79535177A 1977-05-09 1977-05-09
US795,351 1977-05-09

Publications (1)

Publication Number Publication Date
CA1101169A true CA1101169A (en) 1981-05-19

Family

ID=25165313

Family Applications (1)

Application Number Title Priority Date Filing Date
CA300,252A Expired CA1101169A (en) 1977-05-09 1978-03-31 Conductive plastic with metalized glass fibers retained in partial clumps

Country Status (7)

Country Link
JP (1) JPS53138466A (it)
CA (1) CA1101169A (it)
DE (1) DE2819377A1 (it)
FR (1) FR2390463A1 (it)
GB (1) GB1590252A (it)
IT (1) IT1113175B (it)
SE (1) SE425167B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4388422A (en) * 1979-04-16 1983-06-14 Dart Industries Inc. Fiber-reinforced composite materials
DE3024888A1 (de) * 1980-07-01 1982-02-04 Bayer Ag, 5090 Leverkusen Verbundmaterial zur abschirmung elektromagnetischer strahlung
DE3035872C2 (de) * 1980-09-23 1984-12-06 Siemens AG, 1000 Berlin und 8000 München Gehäuse mit Wänden aus Kunststofflaminat
FR2531115B1 (fr) * 1982-07-30 1986-04-11 Arjomari Prioux Feuilles papetieres contenant des fibres metalliques, leur fabrication et leurs applications a la protection - ou blindage - contre les interferences electromagnetiques
JPS6351109A (ja) * 1986-08-22 1988-03-04 Toshiba Chem Corp 導電性樹脂組成物の製造方法
JPH0757489B2 (ja) * 1987-12-04 1995-06-21 株式会社日立製作所 導電性せんい複合樹脂の製造方法
DE102007030861A1 (de) 2007-06-22 2008-12-24 Brazel Research Marc und Jens Brazel GbR (Vertretungsberechtigter Gesellschafter: Herr Marc Brazel, 73230 Kirchheim) Metallbeschichtete, elektrisch leitfähige Glasfasern, sowie Kunststoff- und/oder Gummimasse mit eingebetteten Glasfasern

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5213214B2 (it) * 1972-10-06 1977-04-13

Also Published As

Publication number Publication date
DE2819377A1 (de) 1978-11-23
IT7823046A0 (it) 1978-05-05
FR2390463A1 (fr) 1978-12-08
JPS5419423B2 (it) 1979-07-14
FR2390463B1 (it) 1980-11-28
SE7804920L (sv) 1978-11-10
JPS53138466A (en) 1978-12-02
IT1113175B (it) 1986-01-20
GB1590252A (en) 1981-05-28
SE425167B (sv) 1982-09-06

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Legal Events

Date Code Title Description
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