Passivation of metals which contaminate cracking catalysts with antimony
申请人:Phillips Petroleum Company
公开号:US04198317A1
公开(公告)日:1980-04-15
A hydrocarbon cracking catalyst the effectiveness of which is impaired by deposition thereon of a metal contaminant, e.g., vanadium, iron and/or nickel, is treated with an antimony tris (hydrocarbyl sulfonate) to passivate the contaminant metal.