Covestro Deutschland Ag

Covestro Intellectual Property Gmbh & Co. Kg

Marianne Struwe

Matthias Wintermantel

Jürgen Köcher

Thomas Schüttler

Thomas Fulsche

The invention relates to a polyurea compound, which can be produced by reacting a polyisocyanate with a dialkoxy amino silane according to general formula R(RO)Si(CH)NHRand optionally also with a trialkoxy amino silane according to general formula (RO)Si(CH)NHRwherein the groups Rare selected independently from one another from C-C-alkyl or C-C-aryl, n and m are each whole numbers between 1 and 4, the groups Rare selected independently from one another from &#x2014;H, C-CO-alkyl, C3-C12-cycloalkyl, and &#x2014;CHRCHCOOR, the groups Rare selected independently from one another from H, C-C-alkyl and &#x2014;COOR, and the groups Rrepresent C-C-alkyl independently from one another. The invention also relates to the use of the compound as a binder for producing coatings.

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Langenfeld, Germany

Marianne Struwe