Patent · US Expired

Method for production of trichloromonosilane

US4986971A · kind A · utility

10Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 9, 1989
Grant dateJan 22, 1991
Priority date
Expiry dateNov 9, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01B33/10763
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The present application relates to a method for production of trichloromonosilane in a fluidized bed reactor by reaction of silicon powder and HCl at a temperature between 280.degree. and 300.degree. C. wherein silicon powder which has been produced by gas atomization of molten silicon is used. The gas atomized silicon powder has a preferred particle size between 1 and 1000 .mu.m.

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