GB1514505A - Optical fibres - Google Patents

Optical fibres

Info

Publication number
GB1514505A
GB1514505A GB29519/75A GB2951975A GB1514505A GB 1514505 A GB1514505 A GB 1514505A GB 29519/75 A GB29519/75 A GB 29519/75A GB 2951975 A GB2951975 A GB 2951975A GB 1514505 A GB1514505 A GB 1514505A
Authority
GB
United Kingdom
Prior art keywords
chamber
coating
july
bath
catalyst
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
GB29519/75A
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.)
Cables de Lyon SA
Original Assignee
Cables de Lyon SA
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 Cables de Lyon SA filed Critical Cables de Lyon SA
Publication of GB1514505A publication Critical patent/GB1514505A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/54—Polycondensates of aldehydes
    • C08G18/542—Polycondensates of aldehydes with phenols
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/16—Catalysts
    • C08G18/18—Catalysts containing secondary or tertiary amines or salts thereof
    • C08G18/1891—Catalysts containing secondary or tertiary amines or salts thereof in vaporous state
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Paints Or Removers (AREA)
  • Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
GB29519/75A 1974-07-16 1975-07-14 Optical fibres Expired GB1514505A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7424709A FR2279120A1 (fr) 1974-07-16 1974-07-16 Revetement pour fibres optiques

Publications (1)

Publication Number Publication Date
GB1514505A true GB1514505A (en) 1978-06-14

Family

ID=9141335

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29519/75A Expired GB1514505A (en) 1974-07-16 1975-07-14 Optical fibres

Country Status (6)

Country Link
US (1) US4198121A (US07909887-20110322-C00021.png)
JP (1) JPS5850942B2 (US07909887-20110322-C00021.png)
DE (1) DE2530654C2 (US07909887-20110322-C00021.png)
FR (1) FR2279120A1 (US07909887-20110322-C00021.png)
GB (1) GB1514505A (US07909887-20110322-C00021.png)
IT (1) IT1039117B (US07909887-20110322-C00021.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2159437A (en) * 1984-05-30 1985-12-04 Ashland Oil Inc Vaporous amine catalyst spray method
GB2174620A (en) * 1985-05-03 1986-11-12 Ampex Vapour phase curing of magnetic recording medium

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5583975A (en) * 1978-12-19 1980-06-24 Nec Corp Pattern feature extracting system
JPS5816501B2 (ja) * 1979-05-31 1983-03-31 富士通株式会社 曲線特徴抽出方式
EP0040682B1 (en) * 1980-05-27 1987-03-25 Texas Instruments Incorporated Didactic device such as doll having simulated sight and voice
US4432607A (en) * 1981-10-27 1984-02-21 Bell Telephone Laboratories, Incorporated Hot melt coated optical fiber
US4492428A (en) * 1981-10-27 1985-01-08 At&T Bell Laboratories Coated optical fiber
US4790625A (en) * 1982-05-28 1988-12-13 Alcatel Usa, Corp. Method of applying hermetic coating on optical fiber
JPS59114689A (ja) * 1982-12-21 1984-07-02 Fujitsu Ltd 輪郭線情報の記録方式
JPS59154578A (ja) * 1983-02-23 1984-09-03 Hitachi Ltd 輪郭画素列線分化装置
JPS61262888A (ja) * 1985-05-16 1986-11-20 Toshiba Corp パタ−ンの特徴抽出方式
JPS6312076A (ja) * 1986-07-02 1988-01-19 Yokogawa Electric Corp デイジタル輪郭線の符号化方法
DE4040564A1 (de) * 1990-12-19 1992-06-25 Guntram Erbe E-glasfaser mit schutzschicht zur verstaerkung von verbundwerkstoffen
FR2763328B1 (fr) * 1997-05-14 1999-07-02 Vetrotex France Sa Procede de production de fils de verre ensimes et produits resultants
US6573375B2 (en) 2000-12-20 2003-06-03 Union Carbide Chemicals & Plastics Technology Corporation Liquid thickener for surfactant systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK122518B (da) * 1965-03-16 1972-03-13 Kaehler & Co I Fremgangsmåde til fremstilling af et porøst, bindemiddelholdigt mineraluldsprodukt med en fenol-formaldehydharpiks som bindemiddel.
US3429848A (en) * 1966-08-01 1969-02-25 Ashland Oil Inc Foundry binder composition comprising benzylic ether resin,polyisocyanate,and tertiary amine
US3556635A (en) * 1967-05-23 1971-01-19 Dow Chemical Co Fiber optic bundle
US3718383A (en) * 1971-04-19 1973-02-27 Eastman Kodak Co Plastic optical element having refractive index gradient
US3822226A (en) * 1972-05-04 1974-07-02 Ashland Oil Inc Curable polyisocyanate and phenolic addition products and process for curing with tertiary amine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2159437A (en) * 1984-05-30 1985-12-04 Ashland Oil Inc Vaporous amine catalyst spray method
GB2174620A (en) * 1985-05-03 1986-11-12 Ampex Vapour phase curing of magnetic recording medium

Also Published As

Publication number Publication date
DE2530654A1 (de) 1976-01-29
US4198121A (en) 1980-04-15
FR2279120B1 (US07909887-20110322-C00021.png) 1976-12-24
JPS5850942B2 (ja) 1983-11-14
IT1039117B (it) 1979-12-10
JPS5132337A (US07909887-20110322-C00021.png) 1976-03-18
FR2279120A1 (fr) 1976-02-13
DE2530654C2 (de) 1984-06-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee