Patent · US Expired

Non-fused aluminum oxide-based abrasive mineral

US4314827A · kind A · utility

586Cited by
19References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 13, 1980
Grant dateFeb 9, 1982
Priority date
Expiry dateMay 13, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K3/1427
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to synthetic, non-fused, aluminum oxide-based abrasive mineral having a microcrystalline structure of randomly oriented crystallites comprising a dominant continuous phase of .alpha.-alumina and a secondary phase, to a method of making the same employing chemical ceramic technology, and to abrasive articles made with the abrasive mineral.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.