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    • 10. 发明授权
    • Process for the production of naphthenic process oils by hydrogenation
    • 通过氢化生产环烷加工油的工艺
    • US09371495B2
    • 2016-06-21
    • US13385580
    • 2010-10-14
    • Nils Hansen
    • Nils Hansen
    • C10G45/44C10G45/48C10G45/46
    • C10G45/50B01J23/883C08L9/06C09D5/008C09D11/02C10G45/44C10G45/46C10G45/48C10G2300/1096C10G2300/30C10G2300/4006C10G2300/4012C10G2400/30C10M101/02C10M2203/1065C10N2240/40
    • A method for producing naphthenic process oils that have a high content of naphthenic carbon atoms of 20-60 wt % and a low content of polycyclic aromatics of less than 3 wt %, determined in accordance with IP 346, by the hydrogenation of a process oil educt that has a high content of polycyclic aromatics, are provided. The method enables secondary extracts, such as are formed in the production of label-free process oils, even in a mixture with primary extracts, to be utilized in an economically meaningful way. The resulting process oils are likewise label-free, so that the use of PCA-containing process oils can be reduced and less of these substances will get into the environment. By avoiding heating oil, CO2 emissions are also reduced. Also, through the direct hydrogenation of DAE, high value naphthenic process oils are obtained. The process oils that are obtained contain surprisingly high amounts of naphthenic hydrocarbon compounds.
    • 根据IP 346测定的具有20-60重量%的高环烷烃含量和小于3重量%的少量多环芳烃的环烷工艺油的方法,通过加工油 提供了具有高含量的多环芳族化合物的离子。 该方法使得二次提取物,例如在生产无标记工艺油中形成的二次提取物,即使在与初级提取物的混合物中,可以以经济上有意义的方式使用。 所得到的加工油同样是无标记的,因此可以减少使用含PCA的工艺油,并减少这些物质的进入环境。 通过避免采暖油,二氧化碳排放也减少。 此外,通过DAE的直接氢化,获得了高价值的环烷烃加工油。 获得的工艺油含有令人惊讶的高含量的环烷烃化合物。