IN2014DN10979A - - Google Patents

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Publication number
IN2014DN10979A
IN2014DN10979A IN10979DEN2014A IN2014DN10979A IN 2014DN10979 A IN2014DN10979 A IN 2014DN10979A IN 10979DEN2014 A IN10979DEN2014 A IN 10979DEN2014A IN 2014DN10979 A IN2014DN10979 A IN 2014DN10979A
Authority
IN
India
Prior art keywords
fluoropolymer resin
resin waste
waste solids
wastewater
passing
Prior art date
Application number
Other languages
English (en)
Inventor
Antonius Cornelis Maria Roelen
David William Johnson
William Wayne Goudie
Original Assignee
Du Pont
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Du Pont filed Critical Du Pont
Publication of IN2014DN10979A publication Critical patent/IN2014DN10979A/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
    • C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
IN10979DEN2014 2012-08-17 2013-08-15 IN2014DN10979A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261684328P 2012-08-17 2012-08-17
PCT/US2013/055033 WO2014028676A1 (en) 2012-08-17 2013-08-15 Treating wastewater by ultrafiltration in fluoropolymer resin manufacture

Publications (1)

Publication Number Publication Date
IN2014DN10979A true IN2014DN10979A (zh) 2015-09-18

Family

ID=49004088

Family Applications (1)

Application Number Title Priority Date Filing Date
IN10979DEN2014 IN2014DN10979A (zh) 2012-08-17 2013-08-15

Country Status (6)

Country Link
US (1) US20140048490A1 (zh)
EP (1) EP2885250A1 (zh)
JP (1) JP2015530237A (zh)
CN (1) CN104583135A (zh)
IN (1) IN2014DN10979A (zh)
WO (1) WO2014028676A1 (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI125978B (fi) * 2013-02-22 2016-05-13 Endev Oy Kiertomassakuivuri ja menetelmä märän lietteen kuivaamiseksi
CN104944533B (zh) 2014-03-26 2017-08-25 北京师范大学 一种全氟化合物的浓缩分离去除方法
SG11201808910PA (en) * 2016-04-13 2018-11-29 Emerging Compounds Treatment Technologies Inc A sustainable system and method for removing and concentrating per-and polyfluoroalkyl substances (pfas) from water
US11266934B2 (en) 2017-06-27 2022-03-08 Daikin Industries. Ltd. Method and system for treating aqueous fluid resulting from fluoropolymer production step
WO2020023993A1 (en) * 2018-08-01 2020-02-06 Membrane Systems Australia Pty Ltd System and process for removing polyfluorinated pollutants from water
CN114685700B (zh) * 2020-12-25 2023-08-01 中昊晨光化工研究院有限公司 一种聚四氟乙烯分散树脂凝聚母液的资源化方法
EP4313347A1 (en) * 2021-04-02 2024-02-07 Emerging Compounds Treatment Technologies, Inc. System and method for separating competing anions from per- and polyfluoroalkyl substances (pfas) in water

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998028066A1 (en) * 1996-12-20 1998-07-02 Usf Filtration And Separations Group, Inc. Scouring method
ITMI981505A1 (it) * 1998-06-30 1999-12-30 Ausimont Spa Purificazione di polimeri fluorurati
DE69924642T2 (de) * 1998-11-23 2006-02-09 Zenon Environmental Inc., Oakville Wasserfiltration mittels unterwassermembranen
JP5055652B2 (ja) * 2000-08-11 2012-10-24 ダイキン工業株式会社 含フッ素界面活性剤の回収方法
CN100354032C (zh) * 2002-09-27 2007-12-12 三菱丽阳株式会社 中空纤维膜组件、中空纤维膜组件单元及使用该组件的膜过滤装置和它的运转方法
US20040217058A1 (en) * 2002-12-19 2004-11-04 Jason Cadera Integrated dissolved air flotation and immersed membrane filtration apparatus and method for using same
US20070276103A1 (en) * 2006-05-25 2007-11-29 3M Innovative Properties Company Fluorinated Surfactants
US20080023398A1 (en) * 2006-07-28 2008-01-31 General Electric Company Method for removal and recovery of water from polymer manufacturing
CN100522835C (zh) * 2007-06-15 2009-08-05 浙江大学 含低浓度全氟辛酸铵废水处理方法及装置
EP2554570A1 (en) * 2007-08-20 2013-02-06 Technion Research and Development Foundation, Ltd. Polysulfone polymers and membranes for reverse osmosis, nanofiltration and ultrafiltration
CN101928078B (zh) * 2009-06-19 2012-08-22 中国科学院过程工程研究所 全膜法处理含低浓度全氟辛酸铵废水的方法
JP4968413B2 (ja) * 2010-03-30 2012-07-04 東レ株式会社 分離膜モジュールの洗浄方法および造水方法

Also Published As

Publication number Publication date
WO2014028676A1 (en) 2014-02-20
JP2015530237A (ja) 2015-10-15
EP2885250A1 (en) 2015-06-24
CN104583135A (zh) 2015-04-29
US20140048490A1 (en) 2014-02-20

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