公开(公告)号：AT444951T

公开(公告)日：2009-10-15

申请号：AT02782937

申请日：2002-10-17

Applicant: BASF SE

Inventor： ROHDE THORSTEN ,  STAMM ARMIN ,  HENKELMANN JOACHEM

IPC: C07C263/10 ,  C07B61/00 ,  C07C265/10

Abstract: In a process for preparing isocyanates by reacting the corresponding primary amines with phosgene in an inert solvent, use is made of from 0.01 to 50 mol % of a phosphine oxide, based on the total amount of primary amine and isocyanate formed in the reaction solution.

公开(公告)号：DE50213907D1

公开(公告)日：2009-11-19

申请号：DE50213907

申请日：2002-10-17

Applicant: BASF SE

Inventor： ROHDE THORSTEN ,  STAMM ARMIN ,  HENKELMANN JOACHEM

IPC: C07C263/10 ,  C07B61/00 ,  C07C265/10

Abstract: In a process for preparing isocyanates by reacting the corresponding primary amines with phosgene in an inert solvent, use is made of from 0.01 to 50 mol % of a phosphine oxide, based on the total amount of primary amine and isocyanate formed in the reaction solution.