Patent · US Expired

Process for the preparation of anhydrous gold trichloride

US4024228A · kind A · utility

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2Claims
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Assignee

Inventors

Key dates

Filing dateMar 4, 1974
Grant dateMay 17, 1977
Priority date
Expiry dateMar 4, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01G7/00
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Anhydrous gold trichloride is prepared by stirring a suspension of finely divided tetrachloro-auric acid, having the thionyl chloride at a temperature in the range from 20.degree. to 65.degree. C in the absence of light, whereby said tetrachloro-auric acid and thionyl chloride react to form the desired end product.

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