Intellectual Property India Publishes Patent Application for Acid Etching Process Of Making Anti-Glare Textured Glass Ceramics For Consumer Electronic Application

MUMBAI, India, June 26 -- Intellectual Property India has published a patent application (202617067038 A) filed by Corning Incorporated on May 28, 2026, for Acid Etching Process Of Making Anti-Glare Textured Glass Ceramics For Consumer Electronic Application.

Inventors include Bennett, Chelsea Ann; Jin, Yuhui; and Shang, Meng.

The application for the patent was published on June 19, 2026, under issue no. 25/2026.

Abstract: A method of making a glass-ceramic article having a textured region is provided. The method comprises: (1) acid rinsing a glass-ceramic substrate in a rinsing solution comprising HF, and optionally HCl, to form a rinsed region; (2) etching the rinsed region in an etching solution comprising HF and NH4F, and optionally KCl, NaCl, MgCl2, propylene glycol and mixtures thereof; to form an etched region; and (3) chemically polishing the etched region in a polishing solution comprising HF, and optionally HCl, HNO3 and mixtures thereof, to form the textured region. Related glass-ceramic articles are also provided.

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