CPC C01B 33/10794 (2013.01) [B01J 20/285 (2013.01); C01B 33/1071 (2013.01); C07F 7/12 (2013.01); C07F 7/20 (2013.01); B01J 20/28016 (2013.01); B01J 20/28061 (2013.01); B01J 20/28083 (2013.01)] | 20 Claims |
1. A process for at least partially removing an impurity from a liquid mixture comprising at least one chlorosilane and/or organochlorosilane and at least one impurity which is a boron compound, a phosphorus compound, an arsenic compound, or an antimony compound, comprising the steps of:
a) contacting the liquid mixture with a carrier material functionalized with an amidoxime of structural formula (I),
![]() where
CAR=carrier material and R1, R2 are independently of one another H, alkyl, alkenyl, aryl, alkylaryl; and
b) optionally removing the functionalized carrier material.
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