catalyst carriers composed of silica and magnesia, and application of these materials in the manufacture of catalyst for oxychlorination

摘要

1324758 Catalyst supports and supported oxychlorination catalysts RHONE-PROGIL 18 Feb 1972 [19 Feb 1971] 7649/72 Heading B1E [Also in Division C2] Supports are made by calcining at 530- 700C silica gel particles containing at least one magnesium compound, and chlorine or bromine in anionic form. The supports which contain magnesium are oxide may be impregnated with copper chloride and a promoter such as potassium chloride.