JPS6111412B2 - - Google Patents

Info

Publication number
JPS6111412B2
JPS6111412B2 JP52150600A JP15060077A JPS6111412B2 JP S6111412 B2 JPS6111412 B2 JP S6111412B2 JP 52150600 A JP52150600 A JP 52150600A JP 15060077 A JP15060077 A JP 15060077A JP S6111412 B2 JPS6111412 B2 JP S6111412B2
Authority
JP
Japan
Prior art keywords
foaming
degree
foaming agent
foamed plastic
insulated wire
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
JP52150600A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5484288A (en
Inventor
Masao Yuto
Yoichi Suzuki
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries 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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP15060077A priority Critical patent/JPS5484288A/ja
Priority to AU42334/78A priority patent/AU531473B2/en
Priority to DE2853626A priority patent/DE2853626C2/de
Priority to FR7835374A priority patent/FR2412149A1/fr
Priority to CA318,075A priority patent/CA1124950A/en
Priority to GB7848778A priority patent/GB2013960B/en
Publication of JPS5484288A publication Critical patent/JPS5484288A/ja
Priority to US06600870 priority patent/US4547328B1/en
Priority to US06/846,487 priority patent/US4683166A/en
Publication of JPS6111412B2 publication Critical patent/JPS6111412B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
    • H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/322—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06—Insulating conductors or cables
    • H01B13/14—Insulating conductors or cables by extrusion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
    • H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
    • H01B7/285—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable by completely or partially filling interstices in the cable
    • H01B7/2855—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable by completely or partially filling interstices in the cable using foamed plastic
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
    • 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
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249976—Voids specified as closed
    • Y10T428/249977—Specified thickness of void-containing component [absolute or relative], numerical cell dimension or density
    • 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
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987—With nonvoid component of specified composition
    • Y10T428/249988—Of about the same composition as, and adjacent to, the void-containing component
    • 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
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987—With nonvoid component of specified composition
    • Y10T428/249988—Of about the same composition as, and adjacent to, the void-containing component
    • Y10T428/249989—Integrally formed skin
    • 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
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987—With nonvoid component of specified composition
    • Y10T428/24999—Inorganic
    • 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
    • Y10T428/2973—Particular cross section
    • Y10T428/2975—Tubular or cellular

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Processes Specially Adapted For Manufacturing Cables (AREA)
JP15060077A 1977-12-16 1977-12-16 Manufacturing process of insulated wire with foamed plastics Granted JPS5484288A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP15060077A JPS5484288A (en) 1977-12-16 1977-12-16 Manufacturing process of insulated wire with foamed plastics
AU42334/78A AU531473B2 (en) 1977-12-16 1978-12-08 Foamed plastic insulated wire
DE2853626A DE2853626C2 (de) 1977-12-16 1978-12-12 Mit einem geschäumten Kunststoff isolierter Draht und Verfahren zu seiner Herstellung
FR7835374A FR2412149A1 (fr) 1977-12-16 1978-12-15 Fil metallique isole par du plastique expanse et sa fabrication
CA318,075A CA1124950A (en) 1977-12-16 1978-12-15 Foamed plastic insulated wire and method for producing the same
GB7848778A GB2013960B (en) 1977-12-16 1978-12-15 Foamed plastics insulated wire and method for producing the same
US06600870 US4547328B1 (en) 1977-12-16 1984-04-16 Method for producing foamed plastic insulator
US06/846,487 US4683166A (en) 1977-12-16 1986-04-01 Foamed plastic insulated wire and method for producing same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15060077A JPS5484288A (en) 1977-12-16 1977-12-16 Manufacturing process of insulated wire with foamed plastics

Publications (2)

Publication Number Publication Date
JPS5484288A JPS5484288A (en) 1979-07-05
JPS6111412B2 true JPS6111412B2 (enExample) 1986-04-02

Family

ID=15500414

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15060077A Granted JPS5484288A (en) 1977-12-16 1977-12-16 Manufacturing process of insulated wire with foamed plastics

Country Status (2)

Country Link
US (1) US4683166A (enExample)
JP (1) JPS5484288A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005255988A (ja) * 2004-02-10 2005-09-22 Sumitomo Chemical Co Ltd 押出発泡成形用エチレン−α−オレフィン共重合体および押出発泡成形品

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0727527Y2 (ja) * 1988-04-13 1995-06-21 住友電気工業株式会社 シールド電線
US5098782A (en) * 1988-10-13 1992-03-24 Applied Extrusion Technologies, Inc. Extruded ethylenic polymer foam containing both open and closed cells
US5277515A (en) * 1988-10-13 1994-01-11 Applied Extrusion Technologies, Inc. Extruded ethylenic polymer foam containing both open and closed cells
US5215698A (en) * 1991-11-25 1993-06-01 Americraft Machined Products, Inc. Extrusion tool and method of extrusion coating
FI962715A7 (fi) * 1996-07-01 1998-01-02 Nk Cables Oy Koaksiaalinen suurtaajuuskaapeli sekä sen eriste
US6413623B2 (en) * 1997-06-02 2002-07-02 International Business Machines Corporation Method for attenuating thermal sensation when handling objects at non-body temperature
US6613983B1 (en) 1998-01-20 2003-09-02 Sumitomo Electric Industries, Ltd. Thin-conductor foamed-polyolefin-insulated wire and manufacturing method thereof
US6058883A (en) * 1998-06-26 2000-05-09 Robins; Anna Washable/reusable animal bedding element
JP3461758B2 (ja) 1999-07-19 2003-10-27 三菱電線工業株式会社 発泡用組成物および発泡同軸絶縁ケーブル
US6756538B1 (en) * 2003-01-29 2004-06-29 Conductores Monterrey S.A. De C.V. Coaxial cable having improved mechanical and electrical properties
US6858805B2 (en) * 2003-05-08 2005-02-22 Commscope Properties Llc Cable with foamed plastic insulation comprising and ultra-high die swell ratio polymeric material
FR2874736B1 (fr) * 2004-08-27 2006-11-03 Nexans Sa Dispositif de fabrication d'une gaine alveolee autour d'un conducteur
US8733405B2 (en) 2005-03-14 2014-05-27 Advanced Drainage Systems, Inc. Corrugated pipe with outer layer
CA2506986A1 (en) * 2005-05-10 2006-11-10 Garant Gp A shaft for tools, and tool and a method of fabrication thereof
JP2006339099A (ja) * 2005-06-06 2006-12-14 Hitachi Cable Ltd 発泡電線
WO2007106390A2 (en) 2006-03-10 2007-09-20 Amesbury Group, Inc Apparatus and method for manufacturing reinforced weatherstrip, and such a weatherstrip
CA2622695C (en) * 2007-02-26 2015-11-03 Advanced Drainage Systems, Inc. Pipe extrusion die flow path apparatus and method
CA2622692C (en) * 2007-02-26 2015-10-06 Advanced Drainage Systems, Inc. Defined ratio dual-wall pipe die
US20080290538A1 (en) * 2007-05-23 2008-11-27 Biesenberger Jeffrey J Extruder ramp-up control system and method
US8820801B2 (en) * 2007-11-16 2014-09-02 Advanced Drainage System, Inc. Multi-wall corrugated pipe couplings and methods
US8820800B2 (en) * 2007-11-16 2014-09-02 Advanced Drainage Systems, Inc. Multi-wall corrugated pipe couplings and methods
US8114324B2 (en) 2008-10-14 2012-02-14 Advanced Drainage Systems, Inc. Apparatus and method for pressing an outer wall of pipe
US7988438B2 (en) * 2008-02-11 2011-08-02 Advanced Drainage Systems, Inc. Extrusion die vacuum seals
US8550807B2 (en) * 2008-05-28 2013-10-08 Advanced Drainage Systems, Inc. In-mold punch apparatus and methods
US10329834B2 (en) 2015-02-13 2019-06-25 Amesbury Group, Inc. Low compression-force TPE weatherseals
CN116964690A (zh) * 2021-03-19 2023-10-27 住友电气工业株式会社 多芯线缆

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4352701A (en) * 1973-08-21 1982-10-05 Sumitomo Electric Industries, Ltd. Process for the production of highly expanded polyolefin insulated wires and cables
US4049147A (en) * 1974-01-14 1977-09-20 National Distillers And Chemical Corporation Plastic skin envelopes for glass bottles and the like
US3986253A (en) * 1975-09-05 1976-10-19 Niemand Bros. Inc. Electrical insulator for armature shafts and method of installation
GB1595106A (en) * 1977-10-31 1981-08-05 Hoechst Holland Nv Foam plastic film of polyolefin material
US4547328B1 (en) * 1977-12-16 1998-04-14 Sumitomo Electric Industries Method for producing foamed plastic insulator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005255988A (ja) * 2004-02-10 2005-09-22 Sumitomo Chemical Co Ltd 押出発泡成形用エチレン−α−オレフィン共重合体および押出発泡成形品

Also Published As

Publication number Publication date
US4683166A (en) 1987-07-28
JPS5484288A (en) 1979-07-05

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