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    • 9. 发明授权
    • Methods and compositions for stabilizing catalytic processes
    • 用于稳定催化过程的方法和组合物
    • US08187993B2
    • 2012-05-29
    • US12611695
    • 2009-11-03
    • Thomas V. Harris
    • Thomas V. Harris
    • B01J31/06
    • B01J31/0278B01J31/0284B01J31/26B01J31/40
    • Methods and compositions for stabilizing the activity of catalytic compositions during catalytic processes, such as alkylation. A catalytic composition comprising a partially deactivated ionic liquid catalyst may be regenerated by reaction with a metal to form reactivated catalyst and an inorganic catalyst precursor; and the catalytic composition may be amended in-process by addition of an organic catalyst precursor for reaction with the inorganic catalyst precursor to form fresh ionic liquid catalyst. The organic catalyst precursor may be protected from water, e.g., during handling, by hydrophobic material(s).
    • 用于在催化过程如烷基化过程中稳定催化组合物的活性的方法和组合物。 包含部分失活的离子液体催化剂的催化组合物可以通过与金属反应而再生以形成再活化的催化剂和无机催化剂前体; 并且可以通过加入与无机催化剂前体反应的有机催化剂前体在工艺中修饰催化组合物以形成新鲜的离子液体催化剂。 有机催化剂前体可以例如在处理期间被疏水材料保护而不被水保护。