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US 6,599,354 B1Granted
Piperazinone derivatives with alkoxysilane groups
AssigneeBayer Aktiengesellschaft
InventorsLutz Schmalstieg, Ralf Lemmerz, Ulrich Walter, Oswald Wilmes
Life of this patent
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Abstract
The present invention relates to new alkoxysilane-functional piperazinone derivatives, a process for their production, as well as their use as additives in sealants, adhesives, lacquers or coating agents.
Claims4
A piperazinone derivative containing alkoxysilane groups and corresponding to formula (I)
- wherein
- R represents a linear or branched alkyl radical with up to 12 carbon atoms,
- X, Y and Z represent identical or different C1-C4 alkyl radicals or C6 aryl radicals, provided that at least one of these radicals represents a C1-C4 alkoxy group, and
- n is 2, 3 or 4.
1 more element
Dependencies are inferred from the claim text.