Mixtures of cyclic branched siloxanes of the d/t type and conversion products thereof
AssigneeEvonik Degussa GmbH
InventorsWilfried Knott, Horst Dudzik
Life of this patent
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Abstract
Mixtures of cyclic branched siloxanes having exclusively D and T units and having no functional groups, with the proviso that the cumulative proportion of the D and T units having Si-alkoxy and/or SiOH groups that are present in the siloxane matrix, determinable by 29Si NMR spectroscopy, is ≤2 mole per cent, are described, as are branched organo-modified siloxanes obtainable therefrom.
Claims10
A mixture of cyclic branched siloxanes having exclusively D and T units and having no functional groups, wherein the cumulative proportion of the D and T units having Si-alkoxy and/or SiOH groups that are present in the siloxane matrix;
- determinable by 29Si NMR spectroscopy, is ≤2 mole per cent.
6-15. (canceled)
17-18. (canceled)
A branched organomodified siloxanes, made by the process of claim 13.
Dependencies are inferred from the claim text.