3m Innovative Properties Company

Matthias Conradi

Rudolf J Dams

Rudy W Van Campenhout

Siegfried Rainer Goeb

Christian Stevens

Eike H Klünker

Marine Movsisyan

The present disclosure relates to a process for the manufacturing of a 3-5 halopropionylhalide, wherein the process comprises the steps of: a) providing a flow reactor comprising a reaction chamber; b) providing reactants comprising: i. acrylic acid; ii. a reaction co-agent selected from the group consisting of N,N-0 disubstituted amides; and iii. a halogenating agent; and c) incorporating the reactants into the reaction chamber of the flow reactor, thereby forming a reaction product stream comprising a 3-halopropionyl-halide; wherein the molar ratio of acrylic acid to the halogenating agent is 1 to at least 5 0.8; wherein the temperature of the reaction chamber of the flow reactor is greater than 60&#xb0; C.; and wherein the residence time of the reaction product stream comprising the 3-halopropionylhalide in the reaction chamber of the flow reactor is greater than 10 minutes.

Process for the manufacturing of a 3-halopropionyl halide in a flow reactor

The present disclosure relates to a process for the manufacturing of a compound comprising a (meth)acryloyl group, wherein the process comprises the steps of: a) providing a multi-screw extruder comprising a reaction chamber; b) providing reactants and reagents comprising: i. an alcohol or a primary or secondary amine; ii. a base; and iii. a (meth)acryloyl halide or a 3-halopropionyl halide; and c) incorporating the reactants and reagents into the reaction chamber of the multi-screw extruder, thereby forming a reaction product stream comprising the compound comprising a (meth)acryloyl group.

Process for the manufacturing of a compound comprising a (meth)acryloyl group

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Hemsloh, Germany

Matthias Conradi