公开(公告)号：US10086335B2

公开(公告)日：2018-10-02

申请号：US15032725

申请日：2014-10-21

Applicant: Ecolab USA Inc.

Inventor： Yu Tie Liu ,  Ling Feng Han ,  Wen Jin Ye ,  Harshada Lohokare ,  Wen Li Tu

IPC: B01D65/08 ,  B01D61/04 ,  B01D61/02 ,  B01D61/10 ,  B01D65/02 ,  C02F1/68 ,  A01N59/00 ,  C02F1/44 ,  C02F1/76

Abstract: This disclosure relates to a combination for inhibiting or removing biofouling and a method for inhibiting biofouling growth or removing biofouling. This disclosure also relates to a combination including halogen-type oxidizers, sulfur-containing compounds, and ammonium salts and/or urea. Also disclosed are methods for inhibiting the biofouling growth in a reverse osmosis membrane separation device or nanofiltration membrane separation device or removing the biofouling in a reverse osmosis membrane separation device or nanofiltration membrane separation device.