NO914683L - Optisk fiberelement omfattende en omhylling for optiske fibrer bestaaende av et polyolefinmateriale og en h2-absorberende buffer - Google Patents

Optisk fiberelement omfattende en omhylling for optiske fibrer bestaaende av et polyolefinmateriale og en h2-absorberende buffer

Info

Publication number
NO914683L
NO914683L NO91914683A NO914683A NO914683L NO 914683 L NO914683 L NO 914683L NO 91914683 A NO91914683 A NO 91914683A NO 914683 A NO914683 A NO 914683A NO 914683 L NO914683 L NO 914683L
Authority
NO
Norway
Prior art keywords
cover
element containing
fiber element
polyolefin material
optical fiber
Prior art date
Application number
NO91914683A
Other languages
English (en)
Other versions
NO914683D0 (no
NO301799B1 (no
Inventor
Claudio Bosisio
Antonio Campana
Original Assignee
Pirelli Cavi Spa
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 Pirelli Cavi Spa filed Critical Pirelli Cavi Spa
Publication of NO914683D0 publication Critical patent/NO914683D0/no
Publication of NO914683L publication Critical patent/NO914683L/no
Publication of NO301799B1 publication Critical patent/NO301799B1/no

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4429—Means specially adapted for strengthening or protecting the cables
    • G02B6/44382—Means specially adapted for strengthening or protecting the cables the means comprising hydrogen absorbing materials
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
    • C03C25/10—Coating
    • C03C25/104—Coating to obtain optical fibres
    • C03C25/106—Single coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/045—Light guides
    • G02B1/048—Light guides characterised by the cladding material

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Multicomponent Fibers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Optical Couplings Of Light Guides (AREA)
NO914683A 1990-11-29 1991-11-28 Optisk fiberelement omfattende en omhylling for optiske fibrer bestående av et polyolefinmateriale og en H2-absorberende buffer NO301799B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02223690A IT1244809B (it) 1990-11-29 1990-11-29 Elemento a fibre ottiche comprendente un alloggiamento per fibre ottiche, costituito di materiale poliolefinico, ed un tamponante h2-assorbente.

Publications (3)

Publication Number Publication Date
NO914683D0 NO914683D0 (no) 1991-11-28
NO914683L true NO914683L (no) 1992-06-01
NO301799B1 NO301799B1 (no) 1997-12-08

Family

ID=11193483

Family Applications (1)

Application Number Title Priority Date Filing Date
NO914683A NO301799B1 (no) 1990-11-29 1991-11-28 Optisk fiberelement omfattende en omhylling for optiske fibrer bestående av et polyolefinmateriale og en H2-absorberende buffer

Country Status (12)

Country Link
US (1) US5185841A (no)
EP (1) EP0488438B1 (no)
JP (1) JP3351807B2 (no)
AU (1) AU652589B2 (no)
BR (1) BR9105215A (no)
CA (1) CA2055732C (no)
DE (1) DE69121530T2 (no)
DK (1) DK0488438T3 (no)
ES (1) ES2092544T3 (no)
IT (1) IT1244809B (no)
NO (1) NO301799B1 (no)
NZ (1) NZ240661A (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5274734A (en) * 1992-08-28 1993-12-28 At&T Bell Laboratories Article comprising a rare earth or transition metal doped optical fiber
US6085009A (en) * 1998-05-12 2000-07-04 Alcatel Water blocking gels compatible with polyolefin optical fiber cable buffer tubes and cables made therewith
WO2005044090A2 (en) 2003-11-04 2005-05-19 General Hospital Corporation Respiration motion detection and health state assessment system

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1409303A (en) * 1972-09-20 1975-10-08 Post Office Optical strands
GB1448793A (en) * 1974-05-31 1976-09-08 Post Office Optical cables
GB2021282B (en) * 1978-05-22 1982-06-03 Post Office Submarine optical fibre cable
GB1598540A (en) * 1978-05-31 1981-09-23 Ass Elect Ind Electro-optical cables
US4824883A (en) * 1978-12-01 1989-04-25 Vulkor, Incorporated Polyolefin compounds having improved heat curing stability, method of improving heat aging stability therein, an electrical conductor insulated therewith and method of forming
US4238575A (en) * 1979-02-12 1980-12-09 Ciba-Geigy Corporation Stabilized compositions containing polymeric thiosynergists
FR2500638A1 (fr) * 1981-02-20 1982-08-27 Laurette Michel Cable a fibres optiques
DE3210859A1 (de) * 1982-03-24 1983-09-29 Siemens AG, 1000 Berlin und 8000 München Verfahren und vorrichtung zur herstellung von n.n'-bis-aroyl-hydrazinen
US4590231A (en) * 1983-10-11 1986-05-20 Ciba-Geigy Corporation Polyolefin compositions stabilized against degradation using hydroxylamine derivatives
US4703073A (en) * 1983-10-11 1987-10-27 Ciba-Geigy Corporation Alkylated N,N-dibenzylhydroxylamines and polyolefin compositions stabilized therewith
GB8423311D0 (en) * 1984-09-14 1984-10-17 Telephone Cables Ltd Optical fibre cables
GB8503244D0 (en) * 1985-02-08 1985-03-13 Telephone Cables Ltd Optical cables
JPS61148012U (no) * 1985-03-04 1986-09-12
GB8506497D0 (en) * 1985-03-13 1985-04-17 Telephone Cables Ltd Cables
IT1184428B (it) * 1985-04-12 1987-10-28 Pirelli Cavi Spa Composizione idrogeno assorbente per cavi e elettrici,cavi a fibre ottiche e loro componenti incorporanti detta composizione
US4746692A (en) * 1986-05-05 1988-05-24 Shell Oil Company Polyolefin compositions for use with water systems
JPH01163710A (ja) * 1987-02-25 1989-06-28 Sumitomo Electric Ind Ltd 光ケ−ブル
GB8709071D0 (en) * 1987-04-15 1987-05-20 Bp Chem Int Ltd Insulation for fibre optic cable
US4876300A (en) * 1987-12-30 1989-10-24 Ciba-Geigy Corporation Polyolefin compositions stabilized with long chain N,N-dialkylhydroxylamines

Also Published As

Publication number Publication date
US5185841A (en) 1993-02-09
CA2055732A1 (en) 1992-05-30
NZ240661A (en) 1993-11-25
IT1244809B (it) 1994-09-05
IT9022236A0 (it) 1990-11-29
JPH04274205A (ja) 1992-09-30
EP0488438B1 (en) 1996-08-21
DE69121530D1 (de) 1996-09-26
EP0488438A3 (en) 1992-07-08
EP0488438A2 (en) 1992-06-03
DE69121530T2 (de) 1997-03-06
AU8787291A (en) 1992-06-04
ES2092544T3 (es) 1996-12-01
IT9022236A1 (it) 1992-05-30
HK1000260A1 (en) 1998-02-13
JP3351807B2 (ja) 2002-12-03
AU652589B2 (en) 1994-09-01
NO914683D0 (no) 1991-11-28
NO301799B1 (no) 1997-12-08
BR9105215A (pt) 1992-07-21
CA2055732C (en) 1995-10-03
DK0488438T3 (da) 1996-12-09

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Legal Events

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