公开(公告)号：US20180305223A1

公开(公告)日：2018-10-25

申请号：US15770230

申请日：2016-10-27

Applicant: BASF SE

Inventor： Sujandi SUJANDI ,  Sophie MAITRO-VOGEL ,  Stephan NIED ,  Heike GLADE

IPC: C02F1/08 ,  B01D1/06 ,  B01D1/04 ,  B01D1/26 ,  B01D1/16 ,  C02F1/04

CPC classification number: C02F1/08 ,  B01D1/04 ,  B01D1/065 ,  B01D1/16 ,  B01D1/26 ,  C02F1/042 ,  C02F1/547 ,  C02F1/56 ,  C02F5/10

Abstract: Processes for the separation of water from a mixture of water with other components, comprising the following steps: A) providing feed material FM comprising water and at least one a nonionic surfactant S in an amount of 0.1 to 1000 ppm by weight based on the feed material FM, B) subjecting said feed material FM to a distillation step using a falling film evaporator.