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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 11932570 B1

PDFFull Text
Date of Patent:
Mar. 19, 2024

Filed:

Dec. 21, 2020

Chemically toughened glass article having no optical orange skin and method for producing same

Applicant:

Schott Glass Technologies (Suzhou) Co. Ltd., Suzhou, CN;

Inventors:

Wei Xiao, Shanghai, CN;

Ning Da, Jiangsu, CN;

Feng He, Jiangsu, CN;

José Zimmer, Eppstein, DE;

Assignee:

SCHOTT GLASS TECHNOLOGIES (SUZHOU) CO. LTD., Jiangsu, CN;

Attorney:

Ruggiero McAllister & McMahon LLC

Primary Examiner:

Lisa L Herring

Int. Cl.
CPC ...
C03C 21/00 (2006.01); C03C 3/078 (2006.01); C03C 3/085 (2006.01); C03C 3/091 (2006.01); C03C 3/093 (2006.01); C03C 4/18 (2006.01);
U.S. Cl.
CPC ...
C03C 21/002 (2013.01); C03C 3/078 (2013.01); C03C 3/085 (2013.01); C03C 3/091 (2013.01); C03C 3/093 (2013.01); C03C 4/18 (2013.01); C03C 2204/00 (2013.01);
Abstract

A method for chemical toughening a thin glass article with a thickness of at most 0.07 mm is provided. The method includes immersing the glass article into a bath of molten salt having a certain toughening temperature for a certain toughening time to form a toughened glass article; lifting the toughened glass article out of the bath of molten salt; post-toughening dwelling the toughened glass article for a certain dwelling time at a dwelling temperature that is higher than a melting point of the bath of molten salt and lower than a transition temperature (Tg) of the toughened glass article; and cooling and cleaning the toughened glass article.

Find Patent Forward Citations

Xiao, Wei. (2024). Chemically toughened glass article having no optical orange skin and method for producing same (U.S. Patent No. 11932570). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11932570

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

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