Decontamination of (hydrocarbylthio) aromatic amines
Номер патента: CA1282796C
Опубликовано: 09-04-1991
Автор(ы): Robert Lynn Davis
Принадлежит: Ethyl Corp
Опубликовано: 09-04-1991
Автор(ы): Robert Lynn Davis
Принадлежит: Ethyl Corp
Реферат: ABSTRACT DECONTAMINATION OF (HYDROCARBYLTHIO)AROMATIC AMINES A Lewis acid contaminant is removed from a (hydro-carbylthio)aromatic amine by mixing a solid alkali metal hydroxide with a solution of the Lewis acid in the amine, preferably at 110-120°C., and then filtering the solids from the mixture.
Purification of (hydrocarbylthio) aromatic amines
Номер патента: CA1270263A. Автор: Christopher J. Nalepa. Владелец: Ethyl Corp. Дата публикации: 1990-06-12.