Shaped abrasive particle and method of forming same

US11453811B2 · kind B2 · utility

Assignee

• SAINT-GOBAIN CERAMICS & PLASTICS, INC. · US

Inventors

• Paul Braun · Providence, US
• Doruk O. Yener · Wilmington, US
• Jennifer H. Czerepinski · Framingham, US
• Ralph Bauer · Eßlingen, DE
• Krishnamoorthy Subramanian · Lexington, US
• Robin M. Bright · Charlton, US
• Anuj Seth · Northborough, US
• Gregory G. Lafond · Boylston, US

Key dates

• Filing date: Aug 23, 2019
• Grant date: Sep 27, 2022
• Expiry date: May 7, 2040

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01P2004/39
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

A method of forming a mixture including a ceramic material into a sheet, sectioning at least a portion of the sheet using a mechanical object and forming at least one shaped abrasive particle from the sheet, such that the at least one shaped abrasive particle can have a two-dimensional shape as viewed in a plane defined by a length and a width of the shaped abrasive particle selected from the group consisting of polygons, ellipsoids, numerals, Greek alphabet characters, Latin alphabet characters, Russian alphabet characters, complex shapes having a combination of polygonal shapes, and a combination thereof.