Processes and compositions for cleaning mixing devices to improve polycarbonate production
Номер патента: EP2820113A1
Опубликовано: 07-01-2015
Автор(ы): Franklin J. EHRENSBECK
Принадлежит: SABIC INNOVATIVE PLASTICS IP BV
Опубликовано: 07-01-2015
Автор(ы): Franklin J. EHRENSBECK
Принадлежит: SABIC INNOVATIVE PLASTICS IP BV
Реферат: Processes and compositions for cleaning mixing devices are disclosed that improve the production and quality of polycarbonate resins subsequently produced in the mixing device, while reducing the time needed for cleaning and/or change over. A cleaning mixture comprising polycarbonate resin pellets coated with an alkyl aryl sulfonate salt aqueous solution are used to purge the mixing device.
Processes and compositions for cleaning mixing devices to improve polymer production
Номер патента: WO2013130345A1. Автор: Robert Russell Gallucci,Franklin J. EHRENSBECK. Владелец: SABIC INNOVATIVE PLASTICS IP B.V.. Дата публикации: 2013-09-06.