Evonik Degussa Gmbh

Evonik Operations Gmbh

Tobias Unkelhäusser

Emmanouil Spyrou

Holger Loesch

Manfred Kreczinski

Thomas Weihrauch

Wiebke Stache

Annegret Lilienthal

Sabine Naumann

Iris Brückner

Ralf Klawikowski

Judith Schoder

Bartholomäus Buchczik

Tina Bauer

Jan Pfingsten

Marita Drüner

Alina Meier

Uwe Korek

Marion Ewald

The present invention relates to alkoxysilane-functionalized allophanates, to methods for production thereof, and to the use thereof. In particular, the alkoxysilane-functionalized allophanate includes the reaction product of A) at least one alkoxysilane group-containing monourethane A) of the formula 1R(OR)Si&#x2014;R&#x2014;NH&#x2014;(C&#x2550;O)&#x2014;OR&#x2003;&#x2003;formula 1,where R, R, Rand Rare each independently hydrocarbyl radicals having 1-8 carbon atoms, which may be linear, branched or cyclic, or else may be integrated together to form a cyclic system, and n is 0-2, and B) at least one diisocyanate B), in a molar ratio of A) to B) of 3:1 to 1.5:1.

Alkoxysilane-functionalized allophanates

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Dülmen, Germany

Tobias Unkelhäusser