| PATENT ASSIGNEE'S COUNTRY | Japan |
| UPDATE | 01.01 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Process for producing halogenated hydrocarbon, which comprises FLUORINATING compd selected from the group of formula: C2H(Cl)x(F)y, wherein x = 1-5, y = 0-4 & x+y = 5 & perchloroethylene with HF in the presence of FLUORINA TION catalyst which satisfies following requirements (A)-(C) thereby prepg halogenated hydrocarbon of formula C2H(Cl)x-z(F)y+z, wherein 1 < z < x < 5, y = 0-4 & x+y = 5 - (A) FLUORINATION catalyst is compd oxide of Cr & Zn - (B) FLUORINATION catalyst has surface area of 100-250 square.m/g before the fluorination reaction - (C) The FLUORINATION catalyst shows no crystallizability of Cr oxide comp before or during fluorination reaction |
| PATENT PHOTOCOPY | Available on request |
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