KR100688631B1 - 기판 튜브 및 광섬유용 예비성형체 제조방법 - Google Patents
기판 튜브 및 광섬유용 예비성형체 제조방법 Download PDFInfo
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- KR100688631B1 KR100688631B1 KR1020027012687A KR20027012687A KR100688631B1 KR 100688631 B1 KR100688631 B1 KR 100688631B1 KR 1020027012687 A KR1020027012687 A KR 1020027012687A KR 20027012687 A KR20027012687 A KR 20027012687A KR 100688631 B1 KR100688631 B1 KR 100688631B1
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- optical fiber
- preform
- substrate tube
- refractive index
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- 239000011521 glass Substances 0.000 claims abstract description 108
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- 238000005516 engineering process Methods 0.000 claims abstract description 5
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- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 13
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- PVADDRMAFCOOPC-UHFFFAOYSA-N oxogermanium Chemical compound [Ge]=O PVADDRMAFCOOPC-UHFFFAOYSA-N 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
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Abstract
Description
Claims (39)
- 방사상(radial) 방향으로 영역들을 갖는 석영유리 기판튜브에 상이한 도핑제를 제공하는 단계; 합성석영유리로 제조된 코어를 인입시키는 단계; 및 쟈켓 튜브로 상기 기판튜브를 쟈켓팅하는 하는 단계를 포함하는 광데이타 전송기술을 위한 광섬유용 예비성형체를 제조하는 방법에 있어서,판형의 다공질 SiO2 블랭크를 유리화 함으로써 형성된 기판 튜브를 이용하고, 상기 기판튜브에는유리화하기 전에 석영유리의 굴절율을 증가시키는 제1도핑제를 상기 SiO2 블랭크 제1방사상 영역에 첨가하므로써 제조되는 코아 유리층이 제공되는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 1항에 있어서, 상기 다공성 SiO2 블랭크가 실리콘 화합물의 화염 가수분해 및 SiO2 입자들의 증착에 의하여 캐리어상에 형성되고, 그리고 상기 제1 도핑제를 증착중에 첨가하는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 1항 또는 제 2항에 있어서, 상기 코어유리가 내부증착에 의하여 상기 기판튜브내에 인입되는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 3항에 있어서, 증착후 유리화전에, 상기 다공성 SiO2 블랭크의 적어도 제2 방사상영역을 석영유리의 굴절율을 변화시키는 제2도핑제로 도프하는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 4항에 있어서, 제2방사상 영역을 도핑하기 위하여, 상기 SiO2 블랭크를 가열하고 동시에 상기 제2도핑제를 함유하는 분위기에 노출시키는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 4항에 있어서, 불소가 상기 제2도핑제로 사용됨을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 1항 또는 제 2항에 있어서, 게르마늄을 함유하는 화학적 화합물이 상기 제1도핑제로 사용됨을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 1항 또는 제 2항에 있어서, 상기 코어유리층이 1.459∼1.490의 굴절율로 조절되는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 예비성형체가 적어도 그 일부가 방사상 방향으로 다른 도핑제를 갖는 기판튜브의 형태로 제공되는 맨틀유리에 의하여 둘러싸인 코어유리를 가지게 하는 광데이타전송기술용 광섬유 예비성형체 제조용 석영유리로된 기판튜브에 있어서,상기 기판 튜브는 적어도 1.459의 굴절율을 갖는 코어 유리층을 갖는 것을 특징으로 하는 기판튜브
- 제 9항에 있어서, 상기 코어유리층이 상기 예비성형체의 코어유리에 인접하여 제공되는 것을 특징으로 하는 기판튜브
- 제 9항 또는 제 10항에 있어서, 상기 기판 튜브가 불소 도프된 석영유리로 제조된 클래드 층을 포함하는 것을 특징으로 하는 기판튜브
- 제 9항 또는 제 10항에 있어서, 상기 코어유리층이 게르마늄을 함유하는 것을 특징으로 하는 기판튜브
- 제 9항 또는 제 10항에 있어서, 상기 코어유리층이 불소를 추가로 함유하는 것을 특징으로 하는 기판튜브
- 제 9항 또는 제 10항에 있어서, 상기 코어유리층이 1.4593∼1.490의 굴절율을 갖는 것을 특징으로 하는 기판튜브
- 제 9항 또는 제 10항에 있어서, 상기 코어유리층의 히드록시 이온의 함량이 중량 기준으로 최대 1ppm 인 것을 특징으로 하는 기판튜브
- 제 9항 또는 제 10항에 있어서, 확산차단층이 상기 코어유리층에 인접하여 제공되는 것을 특징으로 하는 기판튜브
- 광섬유용 예비성형체를 제조하는 방법에 있어서, 상기 방법은방사상 두께를 갖는 제1 및 제2층을 갖는 관형상의 다공성 SiO2 블랭크를 형성하는 단계 및 상기 블랭크를 유리화하여 석영유리 기판튜브가 하나의 코어유리층 및 다른 유리층을 포함하도록 석영유리기판튜브를 형성하는 단계를 포함하고,이때 상기 제1층은 그 내부에 제1 함량의 제1도핑제를 함유하고,상기 제1 도핑제는 그로 도프된 석영유리의 굴절율을 향상시키고,상기 제2층은 상기 제1도핑제를 실질적으로 함유하지 않거나 또는 제1함량과 다른 제2함량으로 제1도핑제를 함유하고,상기 유리층중의 하나는 상기 제1도핑제를 함유하고 그리고 상기 유리층중의 다른 하나는 상기 제1도핑제를 실질적으로 함유하지 않거나 또는 다른 농도로 제1도핑제를 함유하는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 17항에 있어서, 석영유리의 쟈켓튜브로 상기 기판튜브를 쟈켓팅하는 단계를 추가로 포함하는 것을 특징으로하는 광섬유용 예비성형체의 제조방법
- 제 17항에 있어서, 상기 다공성 SiO2 블랭크가 실리콘 화합물의 화염 가수분해 및 SiO2 입자들의 증착에 의하여 캐리어상에 형성되는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 19항에 있어서, 상기 제1도핑제가 입자의 증착중에 첨가되는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 17항에 있어서, 상기 제1층이 기판튜브의 방사상으로 내부방향을 향한 표면을 갖는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 17항에 있어서, 염소 또는 불소를 함유하는 분위기내에서 그리고 약 1300℃ 또는 그 이하의 온도에서 유리화하기 전에 상기 SiO2 블랭크를 탈수처리하는 단계를 추가로 포함하는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 17항에 있어서, 코어유리층을 내부증착에 의하여 상기 기판튜브에 인입시키는 단계를 추가로 포함하는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 17항에 있어서, 상기 다공성 SiO2 블랭크의 제2층이 증착후 유리화하기 전에 석 영유리의 굴절율을 변화시키는 제2도핑제로 도프되는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 24항에 있어서, 제2층이 상기 SiO2 블랭크를 가열하고 동시에 제2도핑제를 함유하는 분위기에 SiO2 블랭크를 노출시킴으로써 제조되는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 24항에 있어서, 상기 제2도핑제가 불소인 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 25항에 있어서, 상기 제2도핑제가 불소인 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 17항에 있어서, 상기 제1도핑제가 게르마늄을 함유하는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 20항에 있어서, 상기 제1도핑제가 게르마늄을 함유하는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 17항에 있어서, 상기 코어유리층이 적어도 약 1.459의 굴절율을 갖는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 제 17항에 있어서, 상기 코어유리층이 1.4593∼1.490의 굴절율을 갖는 것을 특징으로 하는 광섬유용 예비성형체의 제조방법
- 광섬유 제조용 광섬유 예비성형체에 있어서, 상기 예비성형체는유리코어 및 유리코어를 둘러싸는 유리 클래딩(glass cladding)을 포함하고,상기 클래딩은 방사상 내부유리층과 방사상 외부 유리층을 갖는 기판튜브를 포함하고,상기 유리층의 하나는 제1농도로 도핑제를 함유하고 다른 유리층은 제1농도와 다른 제2농도로 존재하는 도핑제를 함유하거나 또는 도핑제를 실질적으로 함유하지 않고, 그리고상기 내부 유리층은 적어도 약 1.459의 굴절율을 갖는 것을 특징으로 하는 광섬유 제조용 광섬유 예비성형체
- 제 32항에 있어서, 상기 유리코어가 상기 기판튜브의 내부유리층에 인접해 있는 것을 특징으로 하는 광섬유 제조용 광섬유 예비성형체
- 제 32항에 있어서, 상기 기판튜브가 불소-도프된 석영유리로 제조된 맨틀유리층을 포함하는 것을 특징으로 하는 광섬유 제조용 광섬유 예비성형체
- 제 32항에 있어서, 상기 도핑제가 게르마늄을 함유하는 것을 특징으로 하는 광섬유 제조용 광섬유 예비성형체
- 제 35항에 있어서, 상기 내부유리층이 불소를 추가로 함유하는 것을 특징으로 하는 광섬유 제조용 광섬유 예비성형체
- 제 32항에 있어서, 상기 내부유리층이 1.4593∼1.490의 굴절율을 갖는 것을 특징으로 하는 광섬유 제조용 광섬유 예비성형체
- 제 32항에 있어서, 상기 내부유라층은 중량기준으로 약 1ppm 이하의 히드록시 이온농도를 갖는 것을 특징으로 하는 광섬유 제조용 광섬유 예비성형체
- 제 32항에 있어서, 상기 기판튜브가 상기 내부유리층에 인접하여 확산차단층을 포함하는 것을 특징으로 하는 광섬유 제조용 광섬유 예비성형체
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US7232899B2 (en) | 1996-09-25 | 2007-06-19 | The Scripps Research Institute | Adenovirus vectors, packaging cell lines, compositions, and methods for preparation and use |
US7332337B2 (en) | 2000-05-16 | 2008-02-19 | Galapagos Nv | Viral vectors having tissue tropism for T-lymphocytes, B- and mast cells |
EP1191105A1 (en) * | 2000-09-25 | 2002-03-27 | Galapagos Genomics B.V. | Gene delivery vectors provided with a tissue tropism for T-lymphocytes |
CN1405312A (zh) * | 2001-01-18 | 2003-03-26 | 中山卫健生物科技有限公司 | 一种能特异性杀灭eb病毒相关肿瘤的重组病毒及其构建方法 |
AU2002365212A1 (en) * | 2001-07-15 | 2003-09-02 | Keck Graduate Institute | Gene expression analysis using nicking agents |
AU2007231692B8 (en) * | 2001-10-11 | 2012-03-08 | Msd Italia S.R.L. | Hepatitis C virus vaccine |
CA2461380C (en) | 2001-10-11 | 2011-03-22 | Merck & Co., Inc. | Hepatitis c virus vaccine |
US8163892B2 (en) | 2002-07-08 | 2012-04-24 | Oncolys Biopharma, Inc. | Oncolytic virus replicating selectively in tumor cells |
CA2519680A1 (en) | 2003-03-28 | 2004-11-18 | The Scripps Research Institute | Adenovirus particles with enhanced infectivity of dendritic cells and particles with decreased infectivity of hepatocytes |
ES2330826B1 (es) | 2008-06-04 | 2010-07-26 | Proyecto De Biomedicina Cima, S.L. | Sistema para empaquetamiento de adenovirus de alta capacidad. |
EP2580234B1 (en) * | 2010-06-10 | 2017-03-08 | University Of Washington Through Its Center For Commercialization | Methods and systems for adenovirus interaction with desmoglein 2 (dsg2) |
AU2014236207B2 (en) | 2013-03-14 | 2019-05-23 | Salk Institute For Biological Studies | Oncolytic adenovirus compositions |
AU2017222568B2 (en) | 2016-02-23 | 2020-09-10 | Salk Institute For Biological Studies | High throughput assay for measuring adenovirus replication kinetics |
CA3013639A1 (en) | 2016-02-23 | 2017-08-31 | Salk Institute For Biological Studies | Exogenous gene expression in therapeutic adenovirus for minimal impact on viral kinetics |
CN110062630A (zh) | 2016-12-12 | 2019-07-26 | 萨克生物研究学院 | 肿瘤靶向合成腺病毒及其用途 |
CN110832072B (zh) * | 2017-04-21 | 2023-11-07 | 真基因太科公司 | 用于生产非复制型腺病毒的细胞系以及制备所述细胞系的方法 |
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US6281010B1 (en) * | 1995-06-05 | 2001-08-28 | The Trustees Of The University Of Pennsylvania | Adenovirus gene therapy vehicle and cell line |
US5866341A (en) * | 1996-04-03 | 1999-02-02 | Chugai Pharmaceutical Co., Ltd. | Compositions and methods for screening drug libraries |
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NZ508399A (en) * | 1996-09-25 | 2003-06-30 | Novartis Ag | Packaging cell lines for use in facilitating the development of high capacity adenoviral vectors |
US5994132A (en) * | 1996-10-23 | 1999-11-30 | University Of Michigan | Adenovirus vectors |
EP0892047A3 (de) * | 1997-07-09 | 2000-03-08 | Hoechst Marion Roussel Deutschland GmbH | Humanes und murines Semaphorin L |
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