The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 16, 2018
Filed:
Aug. 25, 2015
Applicant:
Nippon Electric Glass Co., Ltd., Otsu-shi, Shiga, JP;
Inventors:
Assignee:
NIPPON ELECTRIC GLASS CO., LTD., Otsu-shi, Shiga, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C 3/091 (2006.01); C03C 3/087 (2006.01); A61J 1/06 (2006.01); C03C 4/20 (2006.01); C03B 23/04 (2006.01);
U.S. Cl.
CPC ...
C03C 3/091 (2013.01); A61J 1/065 (2013.01); C03B 23/04 (2013.01); C03C 3/087 (2013.01); C03C 4/20 (2013.01); C03C 2217/28 (2013.01);
Abstract
A borosilicate glass for a pharmaceutical container having high appearance quality, particularly a small number of air lines, and a glass tube for a pharmaceutical container are provided. The borosilicate glass for a pharmaceutical container contains, in mass %, from 70.0 to 78.0% of SiO, from 5.0 to 8.0% of AlO, from 5.0 to 12.0% of BO, from 0 to 4.0% of CaO, from 0 to 4.0% of BaO, from 4.0 to 8.0% of NaO, from 0 to 5.0% of KO and from 0.001 to 1.0% of SnO.