Title:
【発明の名称】フルオロカーボン精製方法
Document Type and Number:
Japanese Patent JPH05500672
Kind Code:
A
Abstract:
A halocarbon product made from the reaction of excess hydrogen fluoride with a halocarbon, containing excess hydrogen fluoride as an azeotrope is purified by fluorination in the presence of additional halocarbon or halo-olefin.
Inventors:
Le Mans, Leon Ernest
Lao, B.N.Marikaji Yuna
Lao, B.N.Marikaji Yuna
Application Number:
JP51549590A
Publication Date:
February 12, 1993
Filing Date:
September 25, 1990
Export Citation:
Assignee:
E. I. Dupont Do Nemour & Company
International Classes:
C07B61/00; C07C17/04; C07C17/10; C07C17/38; C07C19/08; C07C23/02; (IPC1-7): C07B61/00; C07C17/04; C07C17/10; C07C17/38; C07C19/08; C07C23/02
Attorney, Agent or Firm:
Heiyoshi Odashima (1 person outside)