专利检索 ap:("GS CALTEX CORPORATION") AND inv:"Woo Young Kim" 第 1 页

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发明授权
Method for preparing alkyl carboxylic acid ester and apparatus for preparing alkyl carboxylic acid ester 有权

公开(公告)号：US11608307B2

公开(公告)日：2023-03-21

申请号：US17296083

申请日：2019-11-25

申请人： GS CALTEX CORPORATION

发明人： Kyoung Jun Lee , In Chang Choi , Woo Young Kim

IPC分类号： C07C67/08 , C07C67/54

摘要： In methods for preparing an alkyl carboxylic acid ester according to embodiments of the present invention, a first reaction product is produced by reaction of a carboxylic acid stream and a first alcohol stream in a preliminary reactor. A second reaction product is produced by at least partially removing alcohol and water from the first reaction product. The second reaction product is esterified by reaction with a second alcohol stream in a main reactor. An alkyl carboxylic acid ester is recovered from the main reactor.