Shaped abrasive particles with grooves
Assignee3M Innovative Properties Company
InventorsJohn T. Boden, Dwight D. Erickson, Scott R. Culler, Negus B. Adefris, John D. Haas
Life of this patent
Estimating the term…
Abstract
Abrasive particles comprising shaped abrasive particles each having a sidewall, each of the shaped abrasive particles comprising alpha alumina and having a first face and a second face separated by a sidewall and having a maximum thickness, T; and the shaped abrasive particles further comprising a plurality of grooves on the second face.
Claims23
Abrasive particles comprising:
- shaped abrasive particles each having a sidewall, each of the shaped abrasive particles comprising alpha alumina and having a first face and a second face separated by a sidewall and having a maximum thickness, T;
- and
- the shaped abrasive particles further comprising a plurality of grooves on the second face.
A production tooling for making shaped abrasive particles comprising a plurality of mold cavities, the plurality of mold cavities comprising a mold bottom surface, a mold sidewall, and a height, Hc;
- the mold bottom surface and the mold sidewall comprising a polymer surface;
- and wherein the mold bottom surface comprises a plurality of ridges.
Dependencies are inferred from the claim text.