BE901028A - POLYMERIC COMPOSITIONS FOR USE IN THE INSULATION OF METAL CONDUCTORS, IN PARTICULAR TELEPHONE WIRES. - Google Patents

POLYMERIC COMPOSITIONS FOR USE IN THE INSULATION OF METAL CONDUCTORS, IN PARTICULAR TELEPHONE WIRES.

Info

Publication number
BE901028A
BE901028A BE0/213985A BE213985A BE901028A BE 901028 A BE901028 A BE 901028A BE 0/213985 A BE0/213985 A BE 0/213985A BE 213985 A BE213985 A BE 213985A BE 901028 A BE901028 A BE 901028A
Authority
BE
Belgium
Prior art keywords
insulation
polymeric compositions
metal conductors
particular telephone
telephone wires
Prior art date
Application number
BE0/213985A
Other languages
French (fr)
Original Assignee
Charbonnages Ste Chimique
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 Charbonnages Ste Chimique filed Critical Charbonnages Ste Chimique
Publication of BE901028A publication Critical patent/BE901028A/en

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
    • 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
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/20—Applications use in electrical or conductive gadgets
    • C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Organic Insulating Materials (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

Composition polymère de densité comprise entre 0,940 et 0,950 inclusivement et d'indice de fluidité inférieur à 2 dg/min comprenant de 50 à 60 % en poids d'au moins un copolymère A d'éthylène et d'alpha-oléfines ayant de 3 à 12 atomes de carbone, ledit copolymère ayant une densité comprise entre 0,932 et 0,940, et de 40 à 50% en poids d'au moins un polymère B d'éthylène ayant une densité comprise entre 0,952 et 0,960, caractérisée en ce que : a) l'indice de fluidité du copolymère A est compris entre 1,5 et 5 dg/min, et b) l'indice de fluidité du polymère B est compris entre 0,15 et 0,4 dg/min.Polymer composition of density between 0.940 and 0.950 inclusive and of melt index less than 2 dg / min comprising from 50 to 60% by weight of at least one copolymer A of ethylene and alpha-olefins having from 3 to 12 carbon atoms, said copolymer having a density between 0.932 and 0.940, and from 40 to 50% by weight of at least one ethylene polymer B having a density between 0.952 and 0.960, characterized in that: a) the melt index of the copolymer A is between 1.5 and 5 dg / min, and b) the melt index of the polymer B is between 0.15 and 0.4 dg / min.

BE0/213985A 1983-11-10 1984-11-09 POLYMERIC COMPOSITIONS FOR USE IN THE INSULATION OF METAL CONDUCTORS, IN PARTICULAR TELEPHONE WIRES. BE901028A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8317898A FR2561246B1 (en) 1983-11-10 1983-11-10 POLYMERIC COMPOSITIONS BASED ON ETHYLENE COPOLYMERS AND HOMOPOLYMERS AND THEIR APPLICATION TO THE INSULATION OF METAL CONDUCTORS, ESPECIALLY TELEPHONE WIRES

Publications (1)

Publication Number Publication Date
BE901028A true BE901028A (en) 1985-05-09

Family

ID=9293988

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/213985A BE901028A (en) 1983-11-10 1984-11-09 POLYMERIC COMPOSITIONS FOR USE IN THE INSULATION OF METAL CONDUCTORS, IN PARTICULAR TELEPHONE WIRES.

Country Status (7)

Country Link
JP (1) JPS60168737A (en)
BE (1) BE901028A (en)
DE (1) DE3440804A1 (en)
FR (1) FR2561246B1 (en)
GB (1) GB2149411B (en)
IT (1) IT1178225B (en)
NL (1) NL8403426A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005041214A1 (en) * 2003-09-30 2005-05-06 Pirelli & C. S.P.A. Cable with a coating layer made from a waste material

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE626817A (en) * 1962-01-15
US3358053A (en) * 1964-11-09 1967-12-12 Donald E Hostetler Crystalline propylene polymer, containing 4-10% ethylene, blended with linear polyethylene
CA984087A (en) * 1971-06-30 1976-02-17 Robert J. Turbett High density ethylene copolymer blend as cable jacketing
DE2615317C3 (en) * 1976-04-06 1979-08-02 Aeg-Telefunken Kabelwerke Ag, Rheydt, 4050 Moenchengladbach Electrical insulation material for communication cables
FR2493854B1 (en) * 1980-11-13 1985-10-11 Naphtachimie Sa IMPROVED POLYETHYLENE COMPOSITIONS FOR EXTRUSION IN PARTICULAR FOR EXTRUSION-BLOWING
CA1174423A (en) * 1981-04-23 1984-09-18 Ralph C. Golike Shrink films of ethylene/alpha-olefin copolymers
US4461873A (en) * 1982-06-22 1984-07-24 Phillips Petroleum Company Ethylene polymer blends

Also Published As

Publication number Publication date
GB2149411B (en) 1987-05-28
IT8449149A1 (en) 1986-05-09
FR2561246A1 (en) 1985-09-20
IT1178225B (en) 1987-09-09
DE3440804A1 (en) 1985-05-23
IT8449149A0 (en) 1984-11-09
GB2149411A (en) 1985-06-12
FR2561246B1 (en) 1987-01-16
GB8428087D0 (en) 1984-12-12
NL8403426A (en) 1985-06-03
JPS60168737A (en) 1985-09-02

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SOC. CHIMIQUE DES CHARBONNAGES S.A.

Effective date: 19881130