Process for the preparation of high-purity organosilicon disulphanes
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United States of America Patent
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Apr 6, 1999
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Aug 10, 1998
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Aug 8, 1997
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Abstract
The preparation of high-purity organosilicon disulphanes in which, in a two-stage process, elemental sulphur and an anhydrous alkali sulphide in a deficient amount is first reacted with a halogen alkylalkoxysilane, and the sulphur deficit is then made up by the addition of further alkali sulphide.
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