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Patents

Process for producing thrichlorosilane (2280010)
RF Patent for an invention № 2280010
Published: 20.07.2006

 

Patent holder (s):
PJSC “State Research and Design Institute of Rare-Metal Industry “Giredmet”

 

Inventors:
D.V. Nazarkin, A.V. Elyutin, A.M. Chapygin, A.A. Kokh, A.A. Arkadyev, V.V. Apanasenko

 

Process for producing thrichlorosilane includes hydrogen chloride synthesis; thrichlorosilane synthesis with thrichlorosilane production in gas-vapor mixture also containing silicon tetrachloride, hydrogen and hydrogen chloride; chlorosilane condensation with hydrogen and hydrogen chloride separation; produced condensate rectification with thrichlorosilane and silicon tetrachloride separation and thrichlorosilane and silicon tetrachloride treatment.


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