IT1099709B - Fibba ottioa di polimero deuterato caratterizzata da bassa attenuaziome - Google Patents

Fibba ottioa di polimero deuterato caratterizzata da bassa attenuaziome

Info

Publication number
IT1099709B
IT1099709B IT28757/78A IT2875778A IT1099709B IT 1099709 B IT1099709 B IT 1099709B IT 28757/78 A IT28757/78 A IT 28757/78A IT 2875778 A IT2875778 A IT 2875778A IT 1099709 B IT1099709 B IT 1099709B
Authority
IT
Italy
Prior art keywords
ottioa
bucket
low attenuation
polymer characterized
deuterated polymer
Prior art date
Application number
IT28757/78A
Other languages
English (en)
Other versions
IT7828757A0 (it
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of IT7828757A0 publication Critical patent/IT7828757A0/it
Application granted granted Critical
Publication of IT1099709B publication Critical patent/IT1099709B/it

Links

Classifications

    • 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
    • B29D11/00721—Production of light guides involving preforms for the manufacture of light guides
    • 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
    • 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
    • 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
    • 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
    • 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
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
    • 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
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/2964—Artificial fiber or filament
    • Y10T428/2967—Synthetic resin or polymer
IT28757/78A 1977-10-14 1978-10-13 Fibba ottioa di polimero deuterato caratterizzata da bassa attenuaziome IT1099709B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/842,301 US4138194A (en) 1977-10-14 1977-10-14 Low attenuation optical fiber of deuterated polymer

Publications (2)

Publication Number Publication Date
IT7828757A0 IT7828757A0 (it) 1978-10-13
IT1099709B true IT1099709B (it) 1985-09-28

Family

ID=25287007

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28757/78A IT1099709B (it) 1977-10-14 1978-10-13 Fibba ottioa di polimero deuterato caratterizzata da bassa attenuaziome

Country Status (9)

Country Link
US (1) US4138194A (it)
JP (2) JPS5465556A (it)
BE (1) BE871240A (it)
CA (2) CA1111221A (it)
DE (1) DE2844696C2 (it)
FR (1) FR2405807A1 (it)
GB (1) GB2007870B (it)
IT (1) IT1099709B (it)
NL (1) NL186711C (it)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4260251A (en) * 1979-10-01 1981-04-07 The United States Of America As Represented By The Secretary Of The Army Irradiance analyzer for high power lasers
JPS5781204A (en) * 1980-11-11 1982-05-21 Nippon Telegr & Teleph Corp <Ntt> Low-loss plastic optical fiber and its production
US4530569A (en) * 1981-08-20 1985-07-23 E. I. Du Pont De Nemours And Company Optical fibers comprising cores clad with amorphous copolymers of perfluoro-2,2-dimethyl-1,3-dioxole
JPS5834404A (ja) * 1981-08-25 1983-02-28 Sumitomo Electric Ind Ltd プラスチツク光フアイバ
JPS5865402A (ja) * 1981-10-14 1983-04-19 Sumitomo Electric Ind Ltd プラスチツク光フアイバ
JPS58149003A (ja) * 1982-03-01 1983-09-05 Nippon Telegr & Teleph Corp <Ntt> 低損失プラスチツク光フアイバの製造方法
JPS58154803A (ja) * 1982-03-10 1983-09-14 Nippon Telegr & Teleph Corp <Ntt> プラスチツク光フアイバ
JPS58178302A (ja) * 1982-04-12 1983-10-19 Sumitomo Electric Ind Ltd 耐熱性プラスチツク光フアイバ−
JPS58193501A (ja) * 1982-05-07 1983-11-11 Daikin Ind Ltd 光学材料
JPS58196218A (ja) * 1982-05-11 1983-11-15 Daikin Ind Ltd 光学繊維用鞘材
AU560480B2 (en) * 1982-07-05 1987-04-09 Mitsubishi Rayon Company Limited Plastic optical fibres
JPS5936111A (ja) * 1982-08-24 1984-02-28 Daikin Ind Ltd 光学繊維用鞘材
DE3319536C1 (de) * 1983-05-28 1984-11-22 Dynamit Nobel Ag, 5210 Troisdorf Kunststofflichtleitfaser
DE3485903T2 (de) * 1983-06-10 1993-04-15 Daikin Ind Ltd Optisches material.
US4547040A (en) * 1983-06-21 1985-10-15 Mitsubishi Rayon Co., Ltd. Optical fiber assembly and process for preparing same
EP0144712B1 (en) * 1983-11-02 1988-03-30 Sumitomo Chemical Company, Limited Optical fiber
JPS60199007A (ja) * 1984-03-22 1985-10-08 Daikin Ind Ltd 光学材料
JPS6117592A (ja) * 1984-04-14 1986-01-25 メルク・パテント・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング 過ジユウテリウム化されたメタアクリレ−トの製造方法
JPS60250310A (ja) * 1984-05-28 1985-12-11 Daikin Ind Ltd 光学繊維鞘材
US4762392A (en) * 1984-05-30 1988-08-09 Mitsubishi Rayon Co., Ltd. Plastic optical fibers
JPS61262707A (ja) * 1985-05-17 1986-11-20 Hitachi Ltd プラスチック光ファイバの製造方法
CA1265903A (en) * 1985-07-26 1990-02-20 Kureha Kagaku Kogyo Kabushiki Kaisha Optical fiber
US4768860A (en) * 1985-09-21 1988-09-06 Sumitomo Chemical Co., Ltd. Plastic optical cable
EP0258403A4 (en) * 1986-02-20 1989-08-22 Dow Chemical Co POLYMERIC OPTICAL FIBER.
JPS63188121A (ja) * 1987-01-30 1988-08-03 Nippon Telegr & Teleph Corp <Ntt> プラスチツク光フアイバおよびその製造方法
CA1335022C (en) * 1987-07-30 1995-03-28 Tsuruyoshi Matsumoto Cladding material for optical fiber
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
JPH02195302A (ja) * 1989-01-24 1990-08-01 Daikin Ind Ltd 光学繊維
CA2026042C (en) * 1989-09-27 1996-02-27 Saburo Imamura Plate plastics optical waveguide
FR2657556B1 (fr) * 1990-01-26 1994-07-01 Bosc Dominique Procede de fabrication de guides optiques circulaires monomodes en polymere.
US5485541A (en) * 1993-06-15 1996-01-16 Rohm And Haas Company Cured composite, processes and composition
WO1996036894A1 (fr) * 1995-05-15 1996-11-21 Mitsubishi Rayon Co., Ltd. Fibres optiques plastique et cable a fibres optiques
US5579429A (en) * 1995-09-06 1996-11-26 Dn Labs, Inc. Laser dye doped fluorescent optical fiber and method of preparation of the same
US6546756B1 (en) * 1999-12-27 2003-04-15 Corning Incorporated Method of making an optical fiber, with storage in a new bag
GB0002192D0 (en) * 2000-01-31 2000-03-22 Borealis Polymers Oy Rheometry
WO2002023229A2 (en) * 2000-09-15 2002-03-21 First Quality Fibers, Llc Apparatus for manufacturing optical fiber made of semi-crystalline polymer
US6929899B2 (en) 2001-01-25 2005-08-16 E. I. Du Pont De Nemours And Company Fluorinated photopolymer composition and waveguide device
US7078445B2 (en) * 2001-02-01 2006-07-18 E. I. Du Pont De Nemours And Company Photosensitive acrylate composition and waveguide device
US7043133B2 (en) * 2001-07-12 2006-05-09 Little Optics, Inc. Silicon-oxycarbide high index contrast, low-loss optical waveguides and integrated thermo-optic devices
US6614977B2 (en) 2001-07-12 2003-09-02 Little Optics, Inc. Use of deuterated gases for the vapor deposition of thin films for low-loss optical devices and waveguides
FR2832514B1 (fr) * 2001-11-19 2004-01-30 Nexans Procede de fabrication d'une fibre optique plastique a gradient d'indice et fibre optique a gradient d'indice obtenue par ce procede
US6741774B2 (en) 2002-06-04 2004-05-25 Gould Fiber Optics, Inc. Fiber optic device with enhanced resistance to environmental conditions and method
US6865322B2 (en) * 2002-06-04 2005-03-08 Goi Acquisitions Llc Fiber optic device with enhanced resistance to environmental conditions and method
US7006753B2 (en) * 2002-12-18 2006-02-28 General Electric Company Optical waveguide devices with deuterated amorphous carbon core structures
JP2004240122A (ja) * 2003-02-05 2004-08-26 Fuji Photo Film Co Ltd プラスチック光ファイバケーブルおよび製造方法
JP2005082487A (ja) * 2003-09-04 2005-03-31 Mitsubishi Gas Chem Co Inc 重水素化メタクリル酸メチルの製造方法
JP4747764B2 (ja) * 2005-09-28 2011-08-17 株式会社トヨトミ ストーブの枠体取付け構造
CN105974513B (zh) * 2009-11-20 2022-10-14 康宁股份有限公司 具有侧面发光的光学光子纤维的照明系统及其制造方法
JP6228110B2 (ja) 2011-04-28 2017-11-08 エル イー エス エス・リミテッド 照明システム用の導波路装置
US20130308335A1 (en) * 2012-05-18 2013-11-21 Corning Incorporated Modular optical fiber illumination systems
EP3058268B1 (en) 2013-10-18 2020-12-30 L.E.S.S. Ltd Waveguide-based illumination apparatus

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US379627A (en) * 1888-03-20 Wrench
GB1037498A (en) * 1965-06-14 1966-07-27 Du Pont Light transmitting filaments
FR1437867A (fr) * 1965-06-14 1966-05-06 Du Pont Filaments capables de transmettre la lumière
US3641332A (en) * 1969-10-30 1972-02-08 Ebert Michael Fiber optics illumination system
US3779627A (en) * 1971-05-17 1973-12-18 Bell Telephone Labor Inc Optical transmission line elements utilizing fluorinated polymers
US3722981A (en) * 1971-05-17 1973-03-27 Bell Telephone Labor Inc Low melting point optical transmission line
US3791714A (en) * 1972-03-30 1974-02-12 Corning Glass Works Method of producing glass for optical waveguides
JPS5342260B2 (it) * 1973-11-22 1978-11-10
JPH038978A (ja) * 1989-06-05 1991-01-16 Konsutetsuku:Kk 吹付アスベストの乾式除去装置

Also Published As

Publication number Publication date
DE2844696A1 (de) 1979-04-26
NL186711B (nl) 1990-09-03
GB2007870A (en) 1979-05-23
FR2405807A1 (fr) 1979-05-11
BE871240A (fr) 1979-04-13
JPS5751645B2 (it) 1982-11-02
NL7810327A (nl) 1979-04-18
CA1196757B (en) 1985-11-19
IT7828757A0 (it) 1978-10-13
JPS59170803A (ja) 1984-09-27
CA1111221A (en) 1981-10-27
GB2007870B (en) 1982-03-03
FR2405807B1 (it) 1984-03-23
JPS5465556A (en) 1979-05-26
US4138194A (en) 1979-02-06
JPS6058444B2 (ja) 1985-12-20
DE2844696C2 (de) 1983-09-01
NL186711C (nl) 1991-02-01

Similar Documents

Publication Publication Date Title
IT1099709B (it) Fibba ottioa di polimero deuterato caratterizzata da bassa attenuaziome
AT362307B (de) Bewehrtes erdbauwerk
SE7710251L (sv) Bojlig polymerkomposition
DK337777A (da) Vandabsorberende polymer
SE7803602L (sv) Vattenabsorberande polymerer
BE854010A (fr) Compositions d&#39;amidon copolymerise
ATE3775T1 (de) Selbstloeschende zusammensetzung eines alkylenacryls[ureester-copolymerisats.
IT1087517B (it) Composizioni polimeriche
SE7803330L (sv) Stabila polymergeler
IT7852298A0 (it) Composizioni di organopolisilossani modificati
SE7805683L (sv) Akrylpolymerkomposition
SE7802931L (sv) Invendigt mjukad polymerlatex
SE7800206L (sv) Sjelvslocknande polymerkompositioner
NL7801588A (nl) Vlamwerende polymeersamenstellingen.
FI782971A (fi) Analgetiska foereningar
SE7803536L (sv) Organometallisk polymer
DK143878A (da) Polymer
FI781587A (fi) Polymerkomposition anvaendbar som viskositetsindexen foerbaettrande tillsatsaemne
FR2385123B1 (fr) Compositions polymeres photosensibles
BE865016A (fr) Polymeres segmentes ramifies
SE7811954L (sv) Kernreaktorherdholje
FI781810A (fi) Foerfarande foer polymerisation i vattensuspension av vinylklorid och anvaendning av polyvinylkloridpulver erhaollna enligt detta foerfarande foer framstaellning av separatorer av batterier
IT1102757B (it) Dispersione acquosa di polimero
IT1107809B (it) Mobiletto da toeletta
MX145567A (es) Composicion polimerica mejorada retardadora de humo