METHOD FOR PRODUCING URETHANE (METH)ACRYLATES

Described herein is a process for preparing urethane (meth)acrylates. In a first step, a hydroxyalkyl (meth)acrylate is reacted with a lactone (B) in the presence of at least one zinc compound and/or bismuth compound (C) to produce a resulting zinc-containing product and/or a bismuth-containing prod...

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Bibliographische Detailangaben
Hauptverfasser: KIMPEL DELPHINE, SCHWALM REINHOLD, NEUMANN SUSANNE
Format: Patent
Sprache:eng ; pol
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Beschreibung
Zusammenfassung:Described herein is a process for preparing urethane (meth)acrylates. In a first step, a hydroxyalkyl (meth)acrylate is reacted with a lactone (B) in the presence of at least one zinc compound and/or bismuth compound (C) to produce a resulting zinc-containing product and/or a bismuth-containing product, and, in a further step, the zinc-containing product and/or the bismuth-containing product is reacted with at least one cycloaliphatic or asymmetric aliphatic diisocyanate (D).