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    • 5. 发明授权
    • Method of stabilizing oils and products thereof
    • 稳定油及其制品的方法
    • US3928171A
    • 1975-12-23
    • US44061774
    • 1974-02-28
    • MOBIL OIL CORP
    • YAN TSOUNG-YUANBRIDGER ROBERT F
    • B01J31/08B01J31/10C10G29/20C10G41/00
    • C10G29/20B01J31/10
    • A process is provided for improving the stability of a hydrocarbon mineral oil, particularly a hydrocracked stock, normally susceptible to thermal oxidation and the effects of light rays and for decreasing the tendency of the oil to form sludge material. The process involves reacting the hydrocarbon mineral oil before or after conventional treatment, such as dewaxing operations, with a stabilizing agent, such as an olefin, alcohol, ester or alkyl halide in the presence of a heterogeneous acidic catalyst which includes acid resins, clays and aluminosilicates, and which has a controlled alkylation activity. The final oil product has improved light stability over a conventionally treated oil.
    • 提供了一种用于提高通常易受热氧化影响的烃矿物油,特别是加氢裂化原料的稳定性的方法,以及光线的作用和降低油形成污泥材料的倾向。 该方法包括在诸如脱蜡操作的常规处理之前或之后使烃类矿物油与诸如烯烃,醇,酯或烷基卤化物的稳定剂在包含酸性树脂,粘土和多种酸性催化剂的存在下反应, 硅铝酸盐,并具有受控的烷基化活性。 最终的油品比常规处理的油具有改善的光稳定性。