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    • 5. 发明申请
    • METHOD FOR REDUCING MERCAPTANS IN HYDROCARBONS
    • 降低烃类中MERCAPTANS的方法
    • WO2012057935A2
    • 2012-05-03
    • PCT/US2011/052155
    • 2011-09-19
    • CHEVRON U.S.A. INC.HE, ZunqingZHOU, ZhenLI, Lin
    • HE, ZunqingZHOU, ZhenLI, Lin
    • C10G27/02C10G27/06C10G31/08C10G33/00C10L1/04
    • C10G27/02C10G27/06C10G33/00C10G2300/1033C10G2300/202C10G2400/08
    • A method for reducing mercaptan concentration in a liquid hydrocarbon, comprising: contacting a mercaptan-rich liquid hydrocarbon having a first concentration of mercaptan sulfur with a composition comprising an oxidizing agent and water wherein the molar ratio of the oxidizing agent to mercaptan sulfur in the mercaptan-rich liquid hydrocarbon is from 3:1 to 10:1; and separating the water from the liquid hydrocarbon to yield a mercaptan-depleted liquid hydrocarbon having a second concentration of mercaptan sulfur, the second concentration being less than the first concentration; wherein a major amount of mercaptan compounds in the mercaptan-rich liquid hydrocarbon are converted to at least one sulfur oxoacid or salt thereof, having the formula: [RSOx]nY wherein R is a hydrocarbyl group; x is an integer from 1 to 3; n is 1 or 2; and Y is hydrogen, an alkaline metal, or alkaline earth metal.
    • 1.一种用于降低液态烃中硫醇浓度的方法,所述方法包括:使具有第一硫醇硫浓度的富硫醇液态烃与包含氧化剂和水的组合物接触,其中所述 富硫醇液态烃中硫醇硫的摩尔比为3:1至10:1; 以及从液态烃中分离水以产生具有第二硫醇硫浓度的硫醇贫化液态烃,第二浓度小于第一浓度; 其中将富含硫醇的液态烃中的主要量的硫醇化合物转化为至少一种具有下式的硫代含氧酸或其盐:[RSO x] n Y其中R为烃基; x是1至3的整数; n是1或2; Y是氢,碱金属或碱土金属。