Title:
MEDICINE CONTAINER GLASS, MEDICINE CONTAINER GLASS TUBE, AND MEDICINE CONTAINER
Document Type and Number:
WIPO Patent Application WO/2021/220801
Kind Code:
A1
Abstract:
A medicine container glass according to the present invention has a glass composition comprising, in terms of mol%, 70-85% of SiO2, 3-13% of Al2O3, 0-5% of B2O3, 0.1-18% of Li2O + Na2O + K2, and 0-10% of MgO + CaO + SrO + BaO, and is characterized in that the value of the molar ratio of (Li2O + Na2O + K2O)/Al2O3 is 1 or greater, and the value of the molar ratio of (Li2O + Na2O + K2O + MgO + CaO +SrO + BaO-Al2O3)/(SiO2 + Al2O3) is 0.2 or less.
Inventors:
ARAI SATOSHI (JP)
Application Number:
PCT/JP2021/015340
Publication Date:
November 04, 2021
Filing Date:
April 13, 2021
Export Citation:
Assignee:
NIPPON ELECTRIC GLASS CO (JP)
International Classes:
C03C3/083; A61J1/05; C03C3/085; C03C3/087; C03C3/091; C03C3/093
Domestic Patent References:
| WO2013063275A1 | 2013-05-02 |
Foreign References:
| JP2017036202A | 2017-02-16 | |||
| JP2015013793A | 2015-01-22 | |||
| JP2014037343A | 2014-02-27 | |||
| JPH01249633A | 1989-10-04 |
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