Preparation of radiation-curable acrylates

Details Preparation of radiation-curable acrylates Preparation of radiation-curable acrylates

C - Chemistry, Metallurgy

08

G

C08G 59/68 (2006.01) C07C 67/26 (2006.01) C07C 67/60 (2006.01) C08G 63/47 (2006.01)

Patent

CA 2151187

Radiation-curable acrylates are prepared by a process in which the hydroxy compound is reacted with acrylic acid or methacrylic acid in a first stage and, in a second stage, the reaction prod- uct of the first stage is reacted with an epoxide compound in the presence of, as a catalyst, a quaternary ammonium or phosphonium compound of the general formula Image X? I or Image X? II where X? is an opposite ion and R1 to R4 independently of one another are each C1-C18-alkyl which may be substituted by one or two phenyl groups or are each C6-C12-aryl which may be substituted by one or two C1-C6-alkyl groups.

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