Title:
BOROSILICATE GLASS FOR PHARMACEUTICAL DRUG CONTAINER, GLASS TUBE FOR PHARMACEUTICAL DRUG CONTAINER, AND METHOD FOR PRODUCING BOROSILICATE GLASS FOR PHARMACEUTICAL DRUG CONTAINER
Document Type and Number:
WIPO Patent Application WO/2023/089917
Kind Code:
A1
Abstract:
Provided is a borosilicate glass for pharmaceutical drug containers, the borosilicate glass having few bubbles. The borosilicate glass for pharmaceutical drug containers is characterized by containing, by mass%, 65 to 80% SiO2, 9.5 to 15% B2O3, and 0.0035 to 0.008% SO3.
Inventors:
OKUMURA KIMIYASU (JP)
KII YASUSHI (JP)
HASEGAWA TORU (JP)
SAIKI ATSUSHI (JP)
KII YASUSHI (JP)
HASEGAWA TORU (JP)
SAIKI ATSUSHI (JP)
Application Number:
PCT/JP2022/033302
Publication Date:
May 25, 2023
Filing Date:
September 05, 2022
Export Citation:
Assignee:
NIPPON ELECTRIC GLASS CO (JP)
International Classes:
C03C3/091; A61J1/05; C03C3/089
Foreign References:
| JP2018039688A | 2018-03-15 | |||
| JP2014169209A | 2014-09-18 | |||
| JP2002201040A | 2002-07-16 |
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