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    • 3. 发明授权
    • Production of acetic acid with high conversion rate
    • 生产乙酸,转化率高
    • US08877963B2
    • 2014-11-04
    • US13231205
    • 2011-09-13
    • Brian W. HokkanenMichael NuttTianshu PanRonald David ShaverG. Paull Torrence
    • Brian W. HokkanenMichael NuttTianshu PanRonald David ShaverG. Paull Torrence
    • C07C51/12C07C51/44
    • C07C51/12C07C51/44C07C53/08
    • The present invention is to a process for producing acetic acid comprising the step of reacting a carbon monoxide feed and methanol and/or a methanol derivative in a first reactor to produce a crude acetic acid product. The carbon monoxide may comprise less than 99.5 mol % carbon monoxide. The process further comprises the step of purging a carbon monoxide purge stream comprising a first amount of residual carbon monoxide and one or more impurities. Preferably, the first amount is greater than 20 mol %. The process further comprises the step of separating the crude acetic acid product into at least one derivative stream comprising a second amount of residual carbon monoxide. The process further comprises the step of reacting at least a portion of the second amount of residual carbon monoxide and methanol and/or a methanol derivative in a second reactor to produce additional acetic acid.
    • 本发明涉及一种生产乙酸的方法,包括使一氧化碳原料与甲醇和/或甲醇衍生物在第一反应器中反应生成粗乙酸产物的步骤。 一氧化碳可以包含小于99.5mol%的一氧化碳。 该方法还包括吹扫包含第一量残余一氧化碳和一种或多种杂质的一氧化碳吹扫流的步骤。 优选地,第一量大于20摩尔%。 该方法还包括将粗乙酸产物分离成至少一种包含第二量残余一氧化碳的衍生物物流的步骤。 该方法还包括使第二量的残留一氧化碳和甲醇和/或甲醇衍生物的至少一部分在第二反应器中反应以产生另外的乙酸的步骤。
    • 4. 发明申请
    • Production of Acetic Acid with High Conversion Rate
    • 高转化率生产乙酸
    • US20120083623A1
    • 2012-04-05
    • US13231205
    • 2011-09-13
    • Brian W. HokkanenMichael NuttTianshu PanRonald David ShaverG. Paull Torrence
    • Brian W. HokkanenMichael NuttTianshu PanRonald David ShaverG. Paull Torrence
    • C07C51/12
    • C07C51/12C07C51/44C07C53/08
    • The present invention is to a process for producing acetic acid comprising the step of reacting a carbon monoxide feed and methanol and/or a methanol derivative in a first reactor to produce a crude acetic acid product. The carbon monoxide may comprise less than 99.5 mol % carbon monoxide. The process further comprises the step of purging a carbon monoxide purge stream comprising a first amount of residual carbon monoxide and one or more impurities. Preferably, the first amount is greater than 20 mol %. The process further comprises the step of separating the crude acetic acid product into at least one derivative stream comprising a second amount of residual carbon monoxide. The process further comprises the step of reacting at least a portion of the second amount of residual carbon monoxide and methanol and/or a methanol derivative in a second reactor to produce additional acetic acid.
    • 本发明涉及一种生产乙酸的方法,包括使一氧化碳原料与甲醇和/或甲醇衍生物在第一反应器中反应生成粗乙酸产物的步骤。 一氧化碳可以包含小于99.5mol%的一氧化碳。 该方法还包括吹扫包含第一量残余一氧化碳和一种或多种杂质的一氧化碳吹扫流的步骤。 优选地,第一量大于20摩尔%。 该方法还包括将粗乙酸产物分离成至少一种包含第二量残余一氧化碳的衍生物物流的步骤。 该方法还包括使第二量的残留一氧化碳和甲醇和/或甲醇衍生物的至少一部分在第二反应器中反应以产生另外的乙酸的步骤。