GB1394893A - Electrically insulating paper/polypropylene laminates and oil- impregnated electric power cables incorporating such laminates - Google Patents

Electrically insulating paper/polypropylene laminates and oil- impregnated electric power cables incorporating such laminates

Info

Publication number
GB1394893A
GB1394893A GB2968772A GB2968772A GB1394893A GB 1394893 A GB1394893 A GB 1394893A GB 2968772 A GB2968772 A GB 2968772A GB 2968772 A GB2968772 A GB 2968772A GB 1394893 A GB1394893 A GB 1394893A
Authority
GB
United Kingdom
Prior art keywords
polypropylene
electrically insulating
paper
laminates
insulating paper
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
GB2968772A
Other languages
English (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.)
Sumitomo Electric Industries Ltd
Tomoegawa Paper Manufacturing Co Ltd
Original Assignee
Sumitomo Electric Industries Ltd
Tomoegawa Paper Manufacturing 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
Priority claimed from JP4547871A external-priority patent/JPS5410712B1/ja
Priority claimed from JP5057271A external-priority patent/JPS5133279B1/ja
Application filed by Sumitomo Electric Industries Ltd, Tomoegawa Paper Manufacturing Co Ltd filed Critical Sumitomo Electric Industries Ltd
Publication of GB1394893A publication Critical patent/GB1394893A/en
Expired 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
    • H01B3/48—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances fibrous materials
    • H01B3/485—Other fibrous materials fabric
    • 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
    • B32B27/10—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 paper or cardboard
    • 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
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/08—Impregnating
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/16—Drying; Softening; Cleaning
    • B32B38/164—Drying
    • 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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
    • H01B13/30—Drying; Impregnating
    • 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
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/04—Impregnation, embedding, or binder material
    • 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
    • B32B2307/206—Insulating
    • 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
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514—Oriented
    • B32B2307/518—Oriented bi-axially
    • 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
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • B32B2307/7244—Oxygen barrier
    • 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
    • B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
    • B32B2309/08—Dimensions, e.g. volume
    • B32B2309/10—Dimensions, e.g. volume linear, e.g. length, distance, width
    • B32B2309/105—Thickness
    • 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
    • B32B2317/00—Animal or vegetable based
    • B32B2317/12—Paper, e.g. cardboard
    • 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
    • B32B2323/10—Polypropylene
    • 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
    • B32B2457/00—Electrical equipment
    • 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]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/3188—Next to cellulosic
    • Y10T428/31895—Paper or wood

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Insulating Materials (AREA)
  • Insulating Bodies (AREA)
  • Laminated Bodies (AREA)
GB2968772A 1971-06-23 1972-06-23 Electrically insulating paper/polypropylene laminates and oil- impregnated electric power cables incorporating such laminates Expired GB1394893A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4547871A JPS5410712B1 (es) 1971-06-23 1971-06-23
JP5057271A JPS5133279B1 (es) 1971-07-08 1971-07-08

Publications (1)

Publication Number Publication Date
GB1394893A true GB1394893A (en) 1975-05-21

Family

ID=26385477

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2968772A Expired GB1394893A (en) 1971-06-23 1972-06-23 Electrically insulating paper/polypropylene laminates and oil- impregnated electric power cables incorporating such laminates

Country Status (4)

Country Link
US (1) US3775549A (es)
FR (1) FR2143422B1 (es)
GB (1) GB1394893A (es)
IT (1) IT958507B (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2143363A (en) * 1983-07-15 1985-02-06 Us Energy Oil-impregnated polymer insulated cable

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3862869A (en) * 1970-02-24 1975-01-28 Phillips Petroleum Co Method of making a reusable, tear-resistant polyolefin-paper laminate
US3996404A (en) * 1974-07-30 1976-12-07 Japan Vilene Company Ltd. Conjugate polycarbonate fibers and fibrous sheets made thereof
IT1075393B (it) * 1977-04-13 1985-04-22 Sir Soc Italiana Resine Spa Film accoppiati flessibili per l'imballaggio di prodotti alimentari
GB2002684B (en) * 1977-08-06 1982-02-17 Showa Electric Wire & Cable Co Laminated insulating paper and oil-filled cable insulated thereby
PH16274A (en) * 1978-12-13 1983-08-26 Sumitomo Chemical Co Molded products of polypropylene
JPS561414A (en) * 1979-06-19 1981-01-09 Nippon Petrochemicals Co Ltd Oillfilled power cable
IT1135514B (it) * 1981-02-18 1986-08-27 Pirelli Cavi Spa Cavo elettrico
DE3363332D1 (en) * 1983-02-10 1986-06-12 Sumitomo Electric Industries Electrically insulating laminate paper for oil-impregnated electric apparatus
US4571357A (en) * 1983-02-11 1986-02-18 Sumitomo Electric Industries, Ltd. Electrically insulating laminate paper for oil-impregnated electric apparatus
IT1163548B (it) * 1983-06-21 1987-04-08 Pirelli Cavi Spa Cavo multipolare ad olio fluido
IT1173045B (it) * 1984-01-17 1987-06-18 Pirelli Cavi Spa Cavo elettrico ad olio fluido perfezionato
JPS6110811A (ja) * 1984-06-26 1986-01-18 東レ株式会社 電力ケ−ブル
IT1186188B (it) * 1985-11-08 1987-11-18 Pirelli Cavi Spa Nastro composito per l'isolamento di cavi elettrici e cavo elettrico che utilizza tale nastro per il suo isolamento
IT1231486B (it) * 1988-10-21 1991-12-07 Pirelli Cavi Spa Cavo elettrico con isolante stratificato impregnato di un fluido iso lante e formato da avvolgimenti di nastri di un laminato comprendente uno straterello di carta ed un film di materiale polimerico
IT1269822B (it) 1994-05-24 1997-04-15 Pirelli Cavi Spa Cavo per alte tensioni
JP3437750B2 (ja) 1996-11-18 2003-08-18 株式会社巴川製紙所 電気絶縁用ラミネート紙の製造方法及び該ラミネート紙を用いた油浸電力ケーブル
US20050083160A1 (en) * 2003-10-15 2005-04-21 General Electric Company Insulation system for oil filled environments
JP5369507B2 (ja) * 2007-08-27 2013-12-18 住友電気工業株式会社 海底ソリッドケーブルの製造方法及び海底ソリッドケーブル
WO2017160666A1 (en) * 2016-03-15 2017-09-21 Commscope, Inc. Of North Carolina Multi-member cable with improved mid-span access
EP3584807A4 (en) * 2017-02-16 2020-11-25 LS Cable & System Ltd. POWER CABLE

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3497574A (en) * 1961-04-04 1970-02-24 Jack J Press Adhesive compositions
US3194872A (en) * 1963-04-23 1965-07-13 Gen Cable Corp Paper and polyolefin power cable insulation
US3380868A (en) * 1963-11-19 1968-04-30 Nat Distillers Chem Corp Method for producing and orienting polypropylene films
US3341626A (en) * 1965-03-10 1967-09-12 Sun Oil Co Hot melt adhesive comprising polypropylene and a polyterpene
US3450968A (en) * 1965-11-18 1969-06-17 Gen Electric Electrical elements with impregnated dielectrics and insulators
CH496791A (de) * 1967-03-08 1970-09-30 Geigy Ag J R Klebstoffmassen
US3634546A (en) * 1967-04-05 1972-01-11 Eastman Kodak Co Crystalline and amorphous propylene polymer adhesive compositions
US3607987A (en) * 1967-07-20 1971-09-21 Phillips Petroleum Co Coating composition comprising polyethylene and a visbroken copolymer of ethylene and propylene
DE1805886A1 (de) * 1967-11-04 1969-09-04 Mitsubishi Petrochemical Co Heissverschweissbare biaxial orientierte Polypropylenschichtfilme und Verfahren zu deren Herstellung
BE757732A (fr) * 1968-01-17 1971-04-20 Dow Chemical Co Papiers pourvus d'un revetement a fort effet d'ecran et procedede fabrication de ces papiers
US3594489A (en) * 1968-10-07 1971-07-20 Gen Cable Corp Extra high voltage cables

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2143363A (en) * 1983-07-15 1985-02-06 Us Energy Oil-impregnated polymer insulated cable

Also Published As

Publication number Publication date
FR2143422A1 (es) 1973-02-02
FR2143422B1 (es) 1977-12-23
IT958507B (it) 1973-10-30
US3775549A (en) 1973-11-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years