Silicone impression material with two-stage curing mechanism
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United States of America Patent
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Issued Date -
Aug 21, 2008
app pub date -
Dec 5, 2007
filing date -
Nov 16, 2006
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Abandoned
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Abstract
A subject-matter of the invention is an impression material with at least one compound with at least two alkenyl groups as component (a), at least one compound with at least one chelating group as component (b), at least one organohydropolysiloxane as component (c), at least one hydrosilylation catalyst as component (d) and at least one compound with a chelatable metal atom as component (e), the chelating group of the component (b) exhibiting no reactive groups which can react with the component (c) and/or the component (d). The invention achieves a long storage stability.
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