Chemistry of inorganic compounds – Silicon or compound thereof – Halogen containing
Patent
1998-05-06
1999-02-09
Shaver, Paul F.
Chemistry of inorganic compounds
Silicon or compound thereof
Halogen containing
C01B 3304
Patent
active
058690174
ABSTRACT:
A method of producing trichlorosilane having a reduced content of dichlorosilane, which comprises reacting a mixture of dichlorosilane and trichlorosilane with hydrogen chloride in the presence of activated carbon as a catalyst at a temperature of 0.degree. C. or higher and lower than 75.degree. C. to selectively convert dichlorosilane into trichlorosilane.
REFERENCES:
patent: 3627501 (1971-12-01), Kruger
patent: 3704104 (1972-11-01), Bawa et al.
patent: 4836997 (1989-06-01), Lepage et al.
Shaver Paul F.
Tokuyama Corporation
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