公开(公告)号：EP4108653A1

公开(公告)日：2022-12-28

申请号：EP22189070.0

申请日：2015-07-17

申请人： Tricoya Technologies Limited

发明人： BENSTEAD, Stephen John ,  PAINTER, Benjamin Thomas

IPC分类号： C07C45/89 ,  C07C49/90 ,  C07C51/44 ,  C07C53/08 ,  C07C51/56 ,  C07C53/12 ,  C08B3/06 ,  C08B3/20 ,  C08H8/00 ,  B27K3/02 ,  B27K3/34

摘要： Disclosed is a process for the production of ketene using acetic acid obtained from acetylation fluid recovered from a wood acetylation process. The invention includes the production of acetic anhydride from the ketene.