Title:
二次の還流蒸発器及び二次の生産物の回収を使用する1,1,1,3,3-ペンタクロロプロパンの工程における追放の流れの濃度
Document Type and Number:
Japanese Patent JP4827378
Kind Code:
B2
Abstract:
A process for economically producing 1,1,1,3,3-pentachloropropane under conditions which preserve the activity of the catalyst. In a preferred embodiment, a two-stage distillation process is employed. In the two-stage process, the size of the equipment, temperature and vacuum are varied.
Inventors:
Wilson, Richard El
Dawkins, John El
Klaus Meyer, Rodney El
Weller, James Jay
Dawkins, John El
Klaus Meyer, Rodney El
Weller, James Jay
Application Number:
JP2003586113A
Publication Date:
November 30, 2011
Filing Date:
February 11, 2003
Export Citation:
Assignee:
Occidental Chemical Corporation
International Classes:
C07C17/278; C07B61/00; C07C17/275; C07C17/38; C07C17/383; C07C19/01
Domestic Patent References:
| JP2004524272A | 2004-08-12 | |||
| JP2002544181A | 2002-12-24 |
Foreign References:
| US6313360B1 | 2001-11-06 | |||
| US6187978B1 | 2001-02-13 |
Attorney, Agent or Firm:
Tadahiko Ito
Shinsuke Onuki
Tadashige Ito
Shinsuke Onuki
Tadashige Ito