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. 04, 2006
Filed:
Sep. 09, 2003
Marie Comte, Fontenay aux Roses, FR;
Eric Papin, Barraux, FR;
Marie Comte, Fontenay aux Roses, FR;
Eric Papin, Barraux, FR;
Corning Incorporated, Corning, NY (US);
Abstract
The present invention relates to novel mineral glasses which are cerammable and which have a composition, expressed in percentages by weight of oxides, consisting essentially of: SiO65–70; AlO18–20.5; LiO 2.5–3.8; MgO 0.55–1.5; ZnO 1.2–2.8; BaO 0–1.4; SrO 0–1.4; with BaO+SrO 0.4–1.4; with MgO+BaO+SrO 1.1–2.3; NaO 0–<1; KO 0–<1; with NaO+KO 0–<1; TiO1.8–3.5; ZrO0.8–2.5; and, optionally, an effective, non-excess amount of at least one fining agent. The present invention also relates to glass-ceramic articles made from such glass as well as processes for making such glass-ceramic articles.