Textured glass articles and methods of making the same
US12291479B2 · kind B2 · utility
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5References
18Claims
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Key dates
| Filing date | Aug 6, 2020 |
| Grant date | May 6, 2025 |
| Priority date | — |
| Expiry date | Dec 12, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K5/0017
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method is described herein of making a textured glass article, the method includes: etching an initial primary surface of a glass substrate having a thickness with a hydrofluoric acid-free etchant having a pH of about 3 or less; and removing the etchant from the glass substrate, such that the etching is conducted from above ambient temperature to about 100° C. to form a textured region that is defined by a primary surface of the substrate and comprises a sparkle of 2% or less, and the etching comprises a plurality of batch cycles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.