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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.:

US 10336646 B1

PDFFull Text
Date of Patent:
Jul. 02, 2019

Filed:

Sep. 23, 2016

Chemically resistant glass

Applicant:

Schott Ag, Mainz, DE;

Inventors:

Michael Schwall, Mainz, DE;

Edgar Pawlowski, Stadecken-Elsheim, DE;

Assignee:

SCHOTT AG, Mainz, DE;

Attorney:

Ohlandt, Greeley, Ruggiero & Perle, L.L.P.

Primary Examiner:

Lee E Sanderson

Assistant Examiner:

Michael C Romanowski

Int. Cl.
CPC ...
C03C 4/20 (2006.01); C03C 21/00 (2006.01); C03C 3/087 (2006.01); C03C 4/18 (2006.01); A61J 1/14 (2006.01); C03C 3/112 (2006.01);
U.S. Cl.
CPC ...
C03C 3/087 (2013.01); A61J 1/1468 (2015.05); C03C 3/112 (2013.01); C03C 4/18 (2013.01); C03C 4/20 (2013.01); C03C 21/002 (2013.01); C03C 2204/00 (2013.01);
Abstract

A glass is disclosed that is particularly suitable as pharmaceutical packing medium and as a chemically pre-stressable glass comprising at least the following components (in mol-% on oxide basis): 64-77 SiO, 5-14 AlO, 4-12 NaO, 1-12 CaO, 0-14 MgO, 0 -2 ZrO, 0-4.5 TiO, wherein the ratio AlO/NaO≥1, wherein the ratio AlO/CaO≥1.5, and wherein the total content SiO+AlO<82 mol-%. Preferably, a working temperature T4 of less than 1350° C. and a hydrolytic resistance according to DIN ISO 719 HGB1 and according to ISO 720 HGA are obtained.

Find Patent Forward Citations

Schwall, Michael. (2019). Chemically resistant glass (U.S. Patent No. 10336646). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10336646

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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