A process for producing phosgene is disclosed which involves contacting a mixture comprising CO and Cl2 (e.g., at about 300 DEG C or less) with carbon having an active metal content of less than 1000 ppm by weight and a high degree of oxidative stability (i.e., a weight loss of about 12 percent, or less, in the WVC Temperature Test as defined herein).
申请公布号
WO9730932(A1)
申请公布日期
1997.08.28
申请号
WO1996US17526
申请日期
1996.11.01
申请人
E.I. DU PONT DE NEMOURS AND COMPANY;CICHA, WALTER, VLADIMIR;MANZER, LEO, E.