公开(公告)号：AU636517B2

公开(公告)日：1993-04-29

申请号：AU8770391

申请日：1991-11-08

Applicant: UNION CARBIDE CHEMICALS AND PLASTICS COMPANY INC.

Inventor： KIRK DANIEL SORENSON

IPC: B01J31/24 ,  C07B61/00 ,  C07C45/50 ,  C07C45/78 ,  C07C45/81 ,  C07C47/02

Abstract: An improved liquid recycle rhodium-catalyzed hydroformylation process wherein the improvement comprises recovering unreacted olefin contained in a vent gas of the process and recycling said unreacted olefin to the hydroformylation reaction medium.

公开(公告)号：AU636069B2

公开(公告)日：1993-04-08

申请号：AU8770491

申请日：1991-11-08

Applicant: UNION CARBIDE CHEMICALS AND PLASTICS COMPANY INC.

Inventor： KIRK DANIEL SORENSON

IPC: C07C45/50 ,  C07C45/82 ,  C07C47/02

Abstract: A method for distilling a crude aldehyde product mixture of branched chain and straight chain aldehyde in a single distillation column to concurrently obtain three separate product streams, i.e. a purified branched chain aldehyde stream and two different purified straight chain aldehyde streams.