Patent · US Expired

Method for making a graphite component covered with a layer of glassy carbon

US5476679A · kind A · utility

42Cited by
9References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 4, 1995
Grant dateDec 19, 1995
Priority date
Expiry dateMay 4, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC30B35/002
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Method for making a component, graphite component, such as a graphite crucible, for use in the production of silicon crystal growth from molten silicon wherein the graphite component has an outer coated layer of glassy carbon formed from a thermoset organic resin that prevents contamination of the molten silicon by carbon from the graphite component.

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