Oligomeric organosilanes, preparation thereof and use thereof in rubber mixtures
The present invention relates to oligomeric organosilanes containing at least structural units A, B and C in any linear, branched or cyclic arrangement where the molar ratio of the alkyl polyether group -O-(R5-O)m-R6 to silicon is greater than 0. The oligomeric organosilanes according to the inventi...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The present invention relates to oligomeric organosilanes containing at least structural units A, B and C in any linear, branched or cyclic arrangement where the molar ratio of the alkyl polyether group -O-(R5-O)m-R6 to silicon is greater than 0. The oligomeric organosilanes according to the invention are prepared by mixing a mercaptosilane D, an alkylsilane E, a polyol F, an alkyl polyether alcohol of the formula HO-(R5-O)m-R6 and a catalyst and reacting them at a temperature of 20-180 DEG C. The oligomeric organosilanes according to the invention may be used in rubber mixtures. |
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