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:
Jul. 18, 2023
Filed:
Jun. 18, 2019
Applicant:
Schott Ag, Mainz, DE;
Inventors:
Malte Grimm, Mitterteich, DE;
Christof Kass, Tirschenreuth, DE;
Rainer Eichholz, Frankfurt am Main, DE;
Assignee:
Schott AG, Mainz, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C 3/091 (2006.01); C03B 17/04 (2006.01); C03C 4/20 (2006.01);
U.S. Cl.
CPC ...
C03C 3/091 (2013.01); C03B 17/04 (2013.01); C03C 4/20 (2013.01); C03C 2204/00 (2013.01);
Abstract
A chemically temperable borosilicate glass article has a low boron content and a corresponding NaO content. The articles have good diffusivities and hydrolytical resistance values. When chemically tempered, the borosilicate glass article exhibits a compressive stress CS >400 MPa and a penetration depth DoL >20 μm. A pharmaceutical primary packaging including the borosilicate glass article is also disclosed.