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US 11,345,604 B2Granted
Transsilylation catalysis
AssigneeDDP Specialty Electronic Materials US 9, LLC
InventorsBrian D. Rekken, Michael D. Telgenhoff
Life of this patent
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Abstract
A method for making chlorinated silazanes. The method comprises contacting: (a) a disilazane; (b) a chlorosilane; and (c) a catalyst which is a zinc salt of: (i) a sulfonic acid or (ii) a sulfonic acid imide.
Claims9
A method for making chlorinated silazanes;
- said method comprising contacting:
- (a) a disilazane;
- (b) a chlorosilane;
- and (c) a catalyst which is a zinc salt of:
- (i) a sulfonic acid or (ii) a sulfonic acid imide.
2 more elements
Dependencies are inferred from the claim text.