DE3144658C2 - - Google Patents

Info

Publication number
DE3144658C2
DE3144658C2 DE3144658A DE3144658A DE3144658C2 DE 3144658 C2 DE3144658 C2 DE 3144658C2 DE 3144658 A DE3144658 A DE 3144658A DE 3144658 A DE3144658 A DE 3144658A DE 3144658 C2 DE3144658 C2 DE 3144658C2
Authority
DE
Germany
Prior art keywords
polymer
core
polymerization
fiber
optical
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
DE3144658A
Other languages
German (de)
English (en)
Other versions
DE3144658A1 (de
Inventor
Tsohikuni Kaino
Michiya Fujiki
Shigeo Mito Ibaraki Jp Nara
Shigeru Katsuta Ibaraki Jp Oikawa
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 JP55157599A external-priority patent/JPS5781205A/ja
Priority claimed from JP55159599A external-priority patent/JPS5784403A/ja
Priority claimed from JP56166591A external-priority patent/JPS5868003A/ja
Application filed by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Publication of DE3144658A1 publication Critical patent/DE3144658A1/de
Application granted granted Critical
Publication of DE3144658C2 publication Critical patent/DE3144658C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00663—Production of light guides
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/10—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one other macromolecular compound obtained by reactions only involving carbon-to-carbon unsaturated bonds as constituent
    • 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
    • G02B1/046—Light guides characterised by the core material
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02033—Core or cladding made from organic material, e.g. polymeric material

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE19813144658 1980-11-11 1981-11-10 Verfahren zur herstellung einer verlustarmen optischen faser aus kunststoff Granted DE3144658A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP55157599A JPS5781205A (en) 1980-11-11 1980-11-11 Low-loss plastic optical fiber and its production
JP55159599A JPS5784403A (en) 1980-11-14 1980-11-14 Method and device for production of low loss plastic optical fiber
JP56166591A JPS5868003A (ja) 1981-10-19 1981-10-19 低損失プラスチツクオプテイカルフアイバおよびその製造方法

Publications (2)

Publication Number Publication Date
DE3144658A1 DE3144658A1 (de) 1982-09-16
DE3144658C2 true DE3144658C2 (US20090177143A1-20090709-C00008.png) 1988-12-15

Family

ID=27321194

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19813144658 Granted DE3144658A1 (de) 1980-11-11 1981-11-10 Verfahren zur herstellung einer verlustarmen optischen faser aus kunststoff

Country Status (4)

Country Link
DE (1) DE3144658A1 (US20090177143A1-20090709-C00008.png)
FR (1) FR2493997A1 (US20090177143A1-20090709-C00008.png)
GB (1) GB2089352B (US20090177143A1-20090709-C00008.png)
NL (2) NL186769C (US20090177143A1-20090709-C00008.png)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5930502A (ja) * 1982-08-13 1984-02-18 Nippon Telegr & Teleph Corp <Ntt> プラスチツク光フアイバ
JPS59176704A (ja) * 1983-03-25 1984-10-06 Sumitomo Electric Ind Ltd プラスチツク光フアイバの製造方法および製造装置
JPS6122305A (ja) * 1984-07-11 1986-01-30 Central Glass Co Ltd 光伝送繊維
FR2625569B1 (fr) * 1987-12-30 1990-05-04 Charbonnages Ste Chimique Procede de preparation d'optiques organiques
FR2625570B1 (fr) * 1987-12-30 1990-05-04 Charbonnages Ste Chimique Procede de preparation d'optiques organiques a saut(s) d'indice
FR2796085B1 (fr) 1999-07-09 2001-10-05 Optectron Ind Procede et installation pour la fabrication d'une fibre optique

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5360243A (en) * 1976-11-10 1978-05-30 Daikin Ind Ltd Light transmitting element
US4161500A (en) * 1977-10-14 1979-07-17 E. I. Du Pont De Nemours And Company Process for low attenuation methacrylate optical fiber

Also Published As

Publication number Publication date
NL186769C (nl) 1991-02-18
FR2493997B1 (US20090177143A1-20090709-C00008.png) 1985-01-11
NL8105088A (nl) 1982-06-01
GB2089352A (en) 1982-06-23
GB2089352B (en) 1984-08-01
NL9000661A (nl) 1990-08-01
NL186769B (nl) 1990-09-17
DE3144658A1 (de) 1982-09-16
FR2493997A1 (fr) 1982-05-14

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8127 New person/name/address of the applicant

Owner name: NIPPON TELEGRAPH AND TELEPHONE CORP., TOKIO/TOKYO,

D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: TAUCHNER, P., DIPL.-CHEM. DR.RER.NAT. HEUNEMANN, D., DIPL.-PHYS. DR.RER.NAT. RAUH, P., DIPL.-CHEM. DR.RER.NAT., PAT.-ANWAELTE, 8000 MUENCHEN