Patent · US Active

Ceramic sintered body comprising magnesium aluminate spinel

US12358806B2 · kind B2 · utility

0Cited by
12References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 13, 2021
Grant dateJul 15, 2025
Priority date
Expiry dateJan 23, 2042

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/68757
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Disclosed is a ceramic sintered body comprising magnesium aluminate spinel of composition MgAl2O4 having from 90 to 100% by volume of a cubic crystallographic structure and a density of from 3.47 to 3.58 g/cc, wherein the ceramic sintered body is free of sintering aids. A method of making the ceramic sintered body comprising spinel is also disclosed.

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