OPTICAL TRANSMISSION FIBER GLASS AND OPTICAL TRANSMISSION FIBER
To provide an optical transmission fiber glass, free of PbO, suitable for a core of an optical transmission fiber, having excellent optical transmittivity, chemical durability, and thermal stability, while having a high refractive index and low degree of coloration.SOLUTION: Provided is an optical t...
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| creator | HACHITANI YOICHI |
| description | To provide an optical transmission fiber glass, free of PbO, suitable for a core of an optical transmission fiber, having excellent optical transmittivity, chemical durability, and thermal stability, while having a high refractive index and low degree of coloration.SOLUTION: Provided is an optical transmission fiber glass characterized in that the fiber glass substantially does not contain Pb, As, or Ti; has a refractive index nd in the range from 1.60 to 1.70; and contains as glass components at least SiO2, B2O3, BaO, La2O3, ZrO2, and ZnO, wherein, expressed in mass%, the total content of the SiO2 and B2O3 is 25% to 50%, the content of BaO is 10% to 50%, and the content of La2O3 is 6% to 30%.SELECTED DRAWING: None
【課題】本発明は高い屈折率、低い着色度でありながら、光伝導性、化学的耐久性、熱的安定性に優れる光伝導ファイバーのコアに適したＰｂＯを含まない光伝導ファイバー用ガラスを提供することを目的とする。【解決手段】Ｐｂ、Ａｓ及びＴｉを実質的に含まず、屈折率ｎｄが１．６０〜１．７０の範囲にあり、ガラス成分として、少なくともＳｉＯ２、Ｂ２Ｏ３、ＢａＯ、Ｌａ２Ｏ３、ＺｒＯ２、及びＺｎＯを含み、質量％で、ＳｉＯ２およびＢ２Ｏ３の合計含有量が２５〜５０％、ＢａＯの含有量が１０〜５０％、Ｌａ２Ｏ３の含有量が６〜３０％、であることを特徴とする光伝導ファイバー用ガラス。【選択図】なし |
| format | Patent |
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【課題】本発明は高い屈折率、低い着色度でありながら、光伝導性、化学的耐久性、熱的安定性に優れる光伝導ファイバーのコアに適したＰｂＯを含まない光伝導ファイバー用ガラスを提供することを目的とする。【解決手段】Ｐｂ、Ａｓ及びＴｉを実質的に含まず、屈折率ｎｄが１．６０〜１．７０の範囲にあり、ガラス成分として、少なくともＳｉＯ２、Ｂ２Ｏ３、ＢａＯ、Ｌａ２Ｏ３、ＺｒＯ２、及びＺｎＯを含み、質量％で、ＳｉＯ２およびＢ２Ｏ３の合計含有量が２５〜５０％、ＢａＯの含有量が１０〜５０％、Ｌａ２Ｏ３の含有量が６〜３０％、であることを特徴とする光伝導ファイバー用ガラス。【選択図】なし</description><language>eng ; jpn</language><subject>CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS ; CHEMISTRY ; GLASS ; JOINING GLASS TO GLASS OR OTHER MATERIALS ; METALLURGY ; MINERAL OR SLAG WOOL ; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS ; OPTICS ; PHYSICS ; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS ; SURFACE TREATMENT OF GLASS</subject><creationdate>2021</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20210812&DB=EPODOC&CC=JP&NR=2021119106A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76289</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20210812&DB=EPODOC&CC=JP&NR=2021119106A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>HACHITANI YOICHI</creatorcontrib><title>OPTICAL TRANSMISSION FIBER GLASS AND OPTICAL TRANSMISSION FIBER</title><description>To provide an optical transmission fiber glass, free of PbO, suitable for a core of an optical transmission fiber, having excellent optical transmittivity, chemical durability, and thermal stability, while having a high refractive index and low degree of coloration.SOLUTION: Provided is an optical transmission fiber glass characterized in that the fiber glass substantially does not contain Pb, As, or Ti; has a refractive index nd in the range from 1.60 to 1.70; and contains as glass components at least SiO2, B2O3, BaO, La2O3, ZrO2, and ZnO, wherein, expressed in mass%, the total content of the SiO2 and B2O3 is 25% to 50%, the content of BaO is 10% to 50%, and the content of La2O3 is 6% to 30%.SELECTED DRAWING: None
【課題】本発明は高い屈折率、低い着色度でありながら、光伝導性、化学的耐久性、熱的安定性に優れる光伝導ファイバーのコアに適したＰｂＯを含まない光伝導ファイバー用ガラスを提供することを目的とする。【解決手段】Ｐｂ、Ａｓ及びＴｉを実質的に含まず、屈折率ｎｄが１．６０〜１．７０の範囲にあり、ガラス成分として、少なくともＳｉＯ２、Ｂ２Ｏ３、ＢａＯ、Ｌａ２Ｏ３、ＺｒＯ２、及びＺｎＯを含み、質量％で、ＳｉＯ２およびＢ２Ｏ３の合計含有量が２５〜５０％、ＢａＯの含有量が１０〜５０％、Ｌａ２Ｏ３の含有量が６〜３０％、であることを特徴とする光伝導ファイバー用ガラス。【選択図】なし</description><subject>CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS</subject><subject>CHEMISTRY</subject><subject>GLASS</subject><subject>JOINING GLASS TO GLASS OR OTHER MATERIALS</subject><subject>METALLURGY</subject><subject>MINERAL OR SLAG WOOL</subject><subject>OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS</subject><subject>OPTICS</subject><subject>PHYSICS</subject><subject>SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS</subject><subject>SURFACE TREATMENT OF GLASS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2021</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZLD3DwjxdHb0UQgJcvQL9vUMDvb091Nw83RyDVJw93EMDlZw9HNRwK2Ih4E1LTGnOJUXSnMzKLm5hjh76KYW5MenFhckJqfmpZbEewUYGRgZGhpaGhqYORoTpQgA7OAq8Q</recordid><startdate>20210812</startdate><enddate>20210812</enddate><creator>HACHITANI YOICHI</creator><scope>EVB</scope></search><sort><creationdate>20210812</creationdate><title>OPTICAL TRANSMISSION FIBER GLASS AND OPTICAL TRANSMISSION FIBER</title><author>HACHITANI YOICHI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_JP2021119106A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; jpn</language><creationdate>2021</creationdate><topic>CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS</topic><topic>CHEMISTRY</topic><topic>GLASS</topic><topic>JOINING GLASS TO GLASS OR OTHER MATERIALS</topic><topic>METALLURGY</topic><topic>MINERAL OR SLAG WOOL</topic><topic>OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS</topic><topic>OPTICS</topic><topic>PHYSICS</topic><topic>SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS</topic><topic>SURFACE TREATMENT OF GLASS</topic><toplevel>online_resources</toplevel><creatorcontrib>HACHITANI YOICHI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>HACHITANI YOICHI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>OPTICAL TRANSMISSION FIBER GLASS AND OPTICAL TRANSMISSION FIBER</title><date>2021-08-12</date><risdate>2021</risdate><abstract>To provide an optical transmission fiber glass, free of PbO, suitable for a core of an optical transmission fiber, having excellent optical transmittivity, chemical durability, and thermal stability, while having a high refractive index and low degree of coloration.SOLUTION: Provided is an optical transmission fiber glass characterized in that the fiber glass substantially does not contain Pb, As, or Ti; has a refractive index nd in the range from 1.60 to 1.70; and contains as glass components at least SiO2, B2O3, BaO, La2O3, ZrO2, and ZnO, wherein, expressed in mass%, the total content of the SiO2 and B2O3 is 25% to 50%, the content of BaO is 10% to 50%, and the content of La2O3 is 6% to 30%.SELECTED DRAWING: None
【課題】本発明は高い屈折率、低い着色度でありながら、光伝導性、化学的耐久性、熱的安定性に優れる光伝導ファイバーのコアに適したＰｂＯを含まない光伝導ファイバー用ガラスを提供することを目的とする。【解決手段】Ｐｂ、Ａｓ及びＴｉを実質的に含まず、屈折率ｎｄが１．６０〜１．７０の範囲にあり、ガラス成分として、少なくともＳｉＯ２、Ｂ２Ｏ３、ＢａＯ、Ｌａ２Ｏ３、ＺｒＯ２、及びＺｎＯを含み、質量％で、ＳｉＯ２およびＢ２Ｏ３の合計含有量が２５〜５０％、ＢａＯの含有量が１０〜５０％、Ｌａ２Ｏ３の含有量が６〜３０％、であることを特徴とする光伝導ファイバー用ガラス。【選択図】なし</abstract><oa>free_for_read</oa></addata></record> |
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| language | eng ; jpn |
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| subjects | CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY GLASS JOINING GLASS TO GLASS OR OTHER MATERIALS METALLURGY MINERAL OR SLAG WOOL OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS |
| title | OPTICAL TRANSMISSION FIBER GLASS AND OPTICAL TRANSMISSION FIBER |
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