VERFAHREN ZUR HERSTELLUNG VON VERNETZTEN ORGANOPOLYSILOXANEN UND DEREN VERWENDUNG IN ABHAESIVEN BESCHICHTUNGSMASSEN
A process for producing crosslinked organopolysiloxanes by reacting organosilicon compounds, which have olefinic unsaturated groups, with organosilicon compounds which have SiH groups, in the presence of catalysts is disclosed. The compounds are useful as active ingredients of abhesive coating mater...
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Zusammenfassung: | A process for producing crosslinked organopolysiloxanes by reacting organosilicon compounds, which have olefinic unsaturated groups, with organosilicon compounds which have SiH groups, in the presence of catalysts is disclosed. The compounds are useful as active ingredients of abhesive coating materials for two-dimensional carriers, especially paper and plastic film. Those organosilicon compounds with olefinic unsaturated groups contain, in the average molecule, at least one group of the formula in which R is a methyl, ethyl, or -CH2OCH2-CH=CH2 group. From the reaction of these compounds with organosilicon compounds which have SiH groups, siloxanes are obtained which have outstanding abhesive properties. |
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