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:
Mar. 27, 2018
Filed:
Dec. 10, 2012
Corning Incorporated, Corning, NY (US);
Yunfeng Gu, Painted Post, NY (US);
Jun Hou, Painted Post, NY (US);
Timothy James Orcutt, Corning, NY (US);
Daniel Arthur Sternquist, Horseheads, NY (US);
Jeffery Scott Stone, Addison, NY (US);
CORNING INCORPORATED, Corning, NY (US);
Abstract
Described herein are aqueous acidic glass etching solutions or media comprising HF and HSO, wherein HF is present in concentrations not exceeding about 1.3M. The etching solutions are used to treat glass articles such as thin glass sheets at above-ambient temperatures to etch slight thicknesses of surface glass therefrom, the etching solutions exhibiting improved stability against dissolved glass precipitation and rapid glass removal rates at slightly elevated temperatures.