CA1251075A - Optical fiber and cable with hydrogen combining layer - Google Patents
Optical fiber and cable with hydrogen combining layerInfo
- Publication number
- CA1251075A CA1251075A CA000480142A CA480142A CA1251075A CA 1251075 A CA1251075 A CA 1251075A CA 000480142 A CA000480142 A CA 000480142A CA 480142 A CA480142 A CA 480142A CA 1251075 A CA1251075 A CA 1251075A
- Authority
- CA
- Canada
- Prior art keywords
- optical fiber
- set forth
- fiber structure
- layers
- powder
- 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
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 49
- 239000001257 hydrogen Substances 0.000 title claims abstract description 46
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 46
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 239000000835 fiber Substances 0.000 claims abstract description 37
- 229910052751 metal Inorganic materials 0.000 claims abstract description 35
- 239000002184 metal Substances 0.000 claims abstract description 35
- 239000000843 powder Substances 0.000 claims abstract description 23
- 238000010521 absorption reaction Methods 0.000 claims abstract description 7
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 6
- 239000000956 alloy Substances 0.000 claims abstract description 6
- 230000000737 periodic effect Effects 0.000 claims abstract description 3
- 239000010410 layer Substances 0.000 claims description 18
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 11
- 239000011241 protective layer Substances 0.000 claims description 10
- 239000011347 resin Substances 0.000 claims description 8
- 229920005989 resin Polymers 0.000 claims description 8
- 229910052763 palladium Inorganic materials 0.000 claims description 7
- 229920002379 silicone rubber Polymers 0.000 claims description 6
- 239000004945 silicone rubber Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 4
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 3
- 229910052758 niobium Inorganic materials 0.000 claims description 3
- 239000010955 niobium Substances 0.000 claims description 3
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229910052726 zirconium Inorganic materials 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 229910052747 lanthanoid Inorganic materials 0.000 claims description 2
- 150000002602 lanthanoids Chemical class 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 229910052715 tantalum Inorganic materials 0.000 claims description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 229910052720 vanadium Inorganic materials 0.000 claims description 2
- 239000000945 filler Substances 0.000 claims 2
- 229910052735 hafnium Inorganic materials 0.000 claims 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 claims 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims 1
- 150000002739 metals Chemical class 0.000 abstract description 14
- 229910000765 intermetallic Inorganic materials 0.000 abstract description 5
- 238000000576 coating method Methods 0.000 description 33
- 239000011248 coating agent Substances 0.000 description 29
- 239000011253 protective coating Substances 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 230000036961 partial effect Effects 0.000 description 4
- 239000004677 Nylon Substances 0.000 description 3
- 238000005253 cladding Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002144 chemical decomposition reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 238000007730 finishing process Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- TUJKJAMUKRIRHC-UHFFFAOYSA-N hydroxyl Chemical compound [OH] TUJKJAMUKRIRHC-UHFFFAOYSA-N 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 235000019271 petrolatum Nutrition 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009993 protective function Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- G02B6/4402—Optical cables with one single optical waveguide
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT20700A/84 | 1984-04-27 | ||
| IT20700/84A IT1176135B (it) | 1984-04-27 | 1984-04-27 | Fibra ottica protetta contro l'assorbimento di idrogeno gassoso |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1251075A true CA1251075A (en) | 1989-03-14 |
Family
ID=11170753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000480142A Expired CA1251075A (en) | 1984-04-27 | 1985-04-26 | Optical fiber and cable with hydrogen combining layer |
Country Status (13)
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8506497D0 (en) * | 1985-03-13 | 1985-04-17 | Telephone Cables Ltd | Cables |
| IT1186003B (it) * | 1985-10-08 | 1987-11-18 | Pirelli Cavi Spa | Cavo per telecomunizioni a fibre ottiche incorporante una miscela idrogeno assorbente e miscela idrogeno assorbente per cavi a fibre ottiche |
| GB8528423D0 (en) * | 1985-11-19 | 1985-12-24 | Stc Plc | Hydrogen occlusion in optical cables |
| GB2240189A (en) * | 1990-01-17 | 1991-07-24 | Telephone Cables Ltd | Optical cables |
| DE4108032A1 (de) | 1991-03-13 | 1992-09-17 | Bayer Ag | Palladiumhaltige polymerzusammensetzung sowie verfahren zu ihrer herstellung |
| GB2313330A (en) * | 1996-05-24 | 1997-11-26 | Perkin Elmer Ltd | Coating optical fibres |
| IT1290287B1 (it) * | 1997-02-10 | 1998-10-22 | Pirelli Cavi Spa Ora Pirelli C | Cavo resistente all'umidita' |
| US6205276B1 (en) | 1997-02-10 | 2001-03-20 | Pirelli Cavi E Sistemi S.P.A. | Moisture-resistant cable including zeolite |
| US6404961B1 (en) | 1998-07-23 | 2002-06-11 | Weatherford/Lamb, Inc. | Optical fiber cable having fiber in metal tube core with outer protective layer |
| FR2803045B1 (fr) * | 1999-12-22 | 2002-10-11 | Cit Alcatel | Fibre optique et cable a fibre optique comprenant au moins un element intermetallique absorbant l'hydrogene |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1079512A (en) * | 1978-11-16 | 1980-06-17 | Basil V.E. Walton | Powdered telephone cable filling compound |
| EP0034670B1 (en) * | 1980-02-12 | 1983-07-06 | The Post Office | A glass optical fibre and a method of coating a plastic coated glass fibre with metal |
| US4407561A (en) * | 1980-10-14 | 1983-10-04 | Hughes Aircraft Company | Metallic clad fiber optical waveguide |
| US4418984A (en) * | 1980-11-03 | 1983-12-06 | Hughes Aircraft Company | Multiply coated metallic clad fiber optical waveguide |
| GB2125180A (en) * | 1982-08-10 | 1984-02-29 | Standard Telephones Cables Ltd | Optical fibre manufacture |
| GB8321229D0 (en) * | 1983-08-05 | 1983-09-07 | Bicc Plc | Optical cables |
| JPS6082156A (ja) * | 1983-10-13 | 1985-05-10 | ドル−オリバ− インコ−ポレイテツド | ハイドロサイクロン |
-
1984
- 1984-04-27 IT IT20700/84A patent/IT1176135B/it active
-
1985
- 1985-03-05 AU AU39535/85A patent/AU577574B2/en not_active Ceased
- 1985-03-08 NZ NZ211369A patent/NZ211369A/en unknown
- 1985-03-27 NL NL8500892A patent/NL8500892A/nl not_active Application Discontinuation
- 1985-04-18 FR FR858505855A patent/FR2563634B1/fr not_active Expired - Lifetime
- 1985-04-18 BR BR8501841A patent/BR8501841A/pt unknown
- 1985-04-26 JP JP60090760A patent/JPS60239703A/ja active Pending
- 1985-04-26 SE SE8502047A patent/SE462007B/sv not_active IP Right Cessation
- 1985-04-26 NO NO851686A patent/NO168209C/no unknown
- 1985-04-26 DE DE19853515228 patent/DE3515228A1/de not_active Withdrawn
- 1985-04-26 CA CA000480142A patent/CA1251075A/en not_active Expired
- 1985-04-26 GB GB08510656A patent/GB2158263B/en not_active Expired
- 1985-04-26 GR GR851015A patent/GR851015B/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB2158263B (en) | 1988-01-06 |
| NL8500892A (nl) | 1985-11-18 |
| NO168209C (no) | 1992-01-22 |
| BR8501841A (pt) | 1985-12-17 |
| JPS60239703A (ja) | 1985-11-28 |
| AU577574B2 (en) | 1988-09-29 |
| SE8502047L (sv) | 1985-10-28 |
| NZ211369A (en) | 1988-03-30 |
| FR2563634B1 (fr) | 1990-02-23 |
| SE462007B (sv) | 1990-04-23 |
| IT8420700A0 (it) | 1984-04-27 |
| GB8510656D0 (en) | 1985-06-05 |
| AU3953585A (en) | 1985-10-31 |
| GR851015B (enrdf_load_stackoverflow) | 1985-11-25 |
| FR2563634A1 (fr) | 1985-10-31 |
| SE8502047D0 (sv) | 1985-04-26 |
| IT1176135B (it) | 1987-08-12 |
| NO851686L (no) | 1985-10-28 |
| GB2158263A (en) | 1985-11-06 |
| NO168209B (no) | 1991-10-14 |
| DE3515228A1 (de) | 1985-10-31 |
| IT8420700A1 (it) | 1985-10-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |