申请人:Ausimont S.p.A.
公开号:US06348634B1
公开(公告)日:2002-02-19
A reductive dimerization process of 1,1,1-trifluoro, 2,2,2-trichloroethane (CFC-113a) with hydrogen, with formation of 1,1,1,4,4,4-hexafluoro-2,2,3,3-tetrachlorobutane and 1,1,1,4,4,4-hexafluoro-2,2-dichlorobutene, and mixtures thereof, wherein the catalyst is constituted by metal ruthenium supported on graphitized carbon obtainable by treatment of the carbon at temperatures higher than 2000° C., in inert gas, or aluminum fluoride having an high surface area.
使用氢气进行1,1,1-三氟、2,2,2-三氯乙烷(CFC-113a)的还原二聚化过程,形成1,1,1,4,4,4-六氟-2,2,3,3-四氯丁烷和1,1,1,4,4,4-六氟-2,2-二氯丁烯及其混合物,催化剂为金属钌负载于经过高于2000℃的惰性气体处理的石墨化碳或具有高表面积的氟化铝。