Paramagnetic titanium mixtures as vulcanization catalysts
The invention relates to a curable composition comprisinga) at least one polymer having at least one silicon-containing group of formula (1)-Si(R1)k(Y)3-k (1),whereineach R1 is independently selected from a hydrocarbon radical containing 1 to 20 C atoms or a triorganosiloxane group of formula -O-Si...
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Zusammenfassung: | The invention relates to a curable composition comprisinga) at least one polymer having at least one silicon-containing group of formula (1)-Si(R1)k(Y)3-k (1),whereineach R1 is independently selected from a hydrocarbon radical containing 1 to 20 C atoms or a triorganosiloxane group of formula -O-Si(R2)3, wherein each R2 is independently selected from a hydrocarbon radical containing 1 to 20 C atoms;each Y is independently selected from a hydroxy group or a hydrolysable group; andk is 0, 1, or 2;b) at least one mixture of paramagnetic titanium complexes, characterized by a Landé g-factor of less than 2 detected by Electron Paramagnetic Resonance Spectroscopy;c) optionally, at least one compound which has a hydrolysable silicon-containing group and a molecular weight in the range of 100 to 1000 g/mol, an aminosilane preparations containing these compositions thereof. |
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