GLASS TUBE FOR PHARMACEUTICAL CONTAINER AND MANUFACTURING PROCESS FOR GLASS TUBE

To solve the problem of condensates from glass compositions during the manufacturing of glass tubes for pharmaceutical containers.SOLUTION: In a glass tube for pharmaceutical containers, a.) the ratio of transmittance for at least one wavelength and/or over the entire wavelength range in the range o...

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Bibliographische Detailangaben
Hauptverfasser: WITZMANN ANDRE, STEPHAN TRATZKY, VOLKER TRINKS
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:To solve the problem of condensates from glass compositions during the manufacturing of glass tubes for pharmaceutical containers.SOLUTION: In a glass tube for pharmaceutical containers, a.) the ratio of transmittance for at least one wavelength and/or over the entire wavelength range in the range of 350 to 800 nm is at least 0.97, and it has b.) a hydrolytic resistance characterized by an alkali leachability of less than 0.9 μgcm-2, less than 0.7 μgcm-2, or less than 0.5 μgcm-2, determined as relative concentration in an eluate prepared according to ISO 4802-2:2010.SELECTED DRAWING: Figure 1 【課題】医薬品容器用ガラス管を製造する間の、ガラス組成物に由来する凝縮物の問題を解消する。【解決手段】医薬品容器用ガラス管であって、a.)350~800nmの範囲における少なくとも1つの波長についての、および/または前記波長範囲全体にわたる透過率の比率は、少なくとも0.97であり、且つb.)ISO4802-2:2010に準拠して調製される溶出液中での相対濃度として特定される0.9μgcm-2未満、0.7μgcm-2未満、または0.5μgcm-2未満のアルカリ浸出性によって特徴付けられる耐加水分解性を有する。【選択図】図1