Invention Grant
- Patent Title: Nanofiltration membrane and method of manufacturing a nanofiltration membrane
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Application No.: US14783815Application Date: 2014-04-10
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Publication No.: US10525423B2Publication Date: 2020-01-07
- Inventor: Rong Wang , Lei Shi , Laurentia Setiawan
- Applicant: Nanyang Technological University , Evoqua Water Technologies Pte. Ltd.
- Applicant Address: SG Singapore SG Singapore
- Assignee: Nanyang Technological University,Evoqua Water Technologies Pte. Ltd.
- Current Assignee: Nanyang Technological University,Evoqua Water Technologies Pte. Ltd.
- Current Assignee Address: SG Singapore SG Singapore
- Agency: Seed IP Law Group LLP
- International Application: PCT/SG2014/000157 WO 20140410
- International Announcement: WO2014/168584 WO 20141016
- Main IPC: B01D71/64
- IPC: B01D71/64 ; B01D71/60 ; B01D61/02 ; B01D69/08 ; B01D69/12 ; B01D71/68 ; B01D67/00 ; C02F1/44 ; B29C48/11 ; B29C48/21 ; B29C48/00 ; B01D71/76 ; C08G81/02 ; B29K79/00 ; B29L31/14 ; B29L31/00 ; C02F101/10 ; C02F103/02
Abstract:
A nanofiltration membrane comprising a selective layer comprising or consisting of poly(amide-imide) cross-linked with polyallylamine is provided. A method of manufacturing a nanofiltration membrane and use of a nanofiltration membrane in a water softening process that is carried out at a low pressure of less than about 2 bar are also provided.
Public/Granted literature
- US20160303522A1 NANOFILTRATION MEMBRANE AND METHOD OF MANUFACTURING A NANOFILTRATION MEMBRANE Public/Granted day:2016-10-20
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