Title:
【発明の名称】気相フッ素化方法
Document Type and Number:
Japanese Patent JPH03505328
Kind Code:
A
Abstract:
An improved gas-phase process for the manufacture of 1,1,1-trifluorodichloroethane and/or 1,1,1,2-tetrafluorochloroethane by contacting a suitable tetrahaloethylene with hydrogen fluoride in the presence of a selected metal in combination with a high fluorine content aluminum-containing compound, the reaction being conducted under controlled conditions whereby the production of pentafluoroethane is minimized.
Inventors:
Manzer, Leo Yee
Lao, B.N.Marikajuna
Lao, B.N.Marikajuna
Application Number:
JP50635489A
Publication Date:
November 21, 1991
Filing Date:
May 23, 1989
Export Citation:
Assignee:
E.I.DU PONT DE NEMOURS AND COMPANY
International Classes:
C07B61/00; C07C17/08; C07C17/087; C07C17/21; B01J27/12; C07C19/08; C07C19/12; (IPC1-7): B01J27/12; C07B61/00; C07C17/08; C07C19/08
Attorney, Agent or Firm:
Yoshikazu Tani (2 outside)