公开(公告)号：JP2013522348A

公开(公告)日：2013-06-13

申请号：JP2013500564

申请日：2011-03-23

Applicant: ローディア・オペラシオン

Inventor： セバスチャン・ロメル ,  パスカル・ピティオ ,  ティエリー・ジスベール

IPC: C07C227/06 ,  C07C229/10

CPC classification number: B01J19/242 ,  B01J19/243 ,  B01J2219/00094 ,  C07C227/08 ,  C07C229/12

Abstract: The present invention relates to a method for continuously preparing a betaine aqueous solution, including the reaction of an amine with an ω-halocarboxylic acid, in the presence of water and a base. Said method is characterized in that it is carried out in a device consisting of at least two consecutive reactors (R1) and (R2), the reactor (R2) being a tubular reactor.