SG10201403279SA - Forward osmosis membranes - Google Patents

Forward osmosis membranes

Info

Publication number
SG10201403279SA
SG10201403279SA SG10201403279SA SG10201403279SA SG10201403279SA SG 10201403279S A SG10201403279S A SG 10201403279SA SG 10201403279S A SG10201403279S A SG 10201403279SA SG 10201403279S A SG10201403279S A SG 10201403279SA SG 10201403279S A SG10201403279S A SG 10201403279SA
Authority
SG
Singapore
Prior art keywords
forward osmosis
osmosis membranes
membranes
osmosis
Prior art date
Application number
SG10201403279SA
Other languages
English (en)
Inventor
Robert Mcginnis
Gary Mcgurgan
Original Assignee
Oasys Water Inc
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 Oasys Water Inc filed Critical Oasys Water Inc
Publication of SG10201403279SA publication Critical patent/SG10201403279SA/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/56—Polyamides, e.g. polyester-amides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/002—Forward osmosis or direct osmosis
    • B01D61/0024—Controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/00091—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching by evaporation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0086—Mechanical after-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/105—Support pretreatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1213—Laminated layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1216—Three or more layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/54—Polyureas; Polyurethanes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
    • B01D71/64—Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors
    • B01D71/643—Polyether-imides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • B01D71/80—Block polymers
    • 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
    • C02F1/445—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by forward osmosis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/42—Details of membrane preparation apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/04—Characteristic thickness
    • 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
    • C02F2103/08—Seawater, e.g. for desalination
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y02A20/131—Reverse-osmosis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
SG10201403279SA 2009-08-24 2010-08-24 Forward osmosis membranes SG10201403279SA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US23644109P 2009-08-24 2009-08-24
US25378609P 2009-10-21 2009-10-21
US29143009P 2009-12-31 2009-12-31

Publications (1)

Publication Number Publication Date
SG10201403279SA true SG10201403279SA (en) 2014-10-30

Family

ID=43649894

Family Applications (2)

Application Number Title Priority Date Filing Date
SG10201403279SA SG10201403279SA (en) 2009-08-24 2010-08-24 Forward osmosis membranes
SG2012011649A SG178507A1 (en) 2009-08-24 2010-08-24 Forward osmosis membranes

Family Applications After (1)

Application Number Title Priority Date Filing Date
SG2012011649A SG178507A1 (en) 2009-08-24 2010-08-24 Forward osmosis membranes

Country Status (16)

Country Link
US (5) US8181794B2 (fr)
EP (1) EP2470292A4 (fr)
JP (2) JP5873019B2 (fr)
KR (1) KR101817611B1 (fr)
CN (2) CN105032201B (fr)
AU (1) AU2010289795B2 (fr)
BR (1) BR112012004100A2 (fr)
CA (1) CA2771902C (fr)
CL (2) CL2012000492A1 (fr)
EA (1) EA026762B1 (fr)
IL (1) IL218142A (fr)
IN (1) IN2012DN02582A (fr)
MA (1) MA33599B1 (fr)
MX (2) MX345000B (fr)
SG (2) SG10201403279SA (fr)
WO (1) WO2011028541A2 (fr)

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JP2016147260A (ja) 2016-08-18
AU2010289795A2 (en) 2012-04-12
JP6155347B2 (ja) 2017-06-28
US20110073540A1 (en) 2011-03-31
CA2771902A1 (fr) 2011-03-10
MA33599B1 (fr) 2012-09-01
EA201270314A1 (ru) 2012-08-30
US8460554B2 (en) 2013-06-11
US20180345228A1 (en) 2018-12-06
JP2013502323A (ja) 2013-01-24
CL2012000492A1 (es) 2012-09-14
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EP2470292A4 (fr) 2014-07-16
US20170113192A1 (en) 2017-04-27
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IL218142A (en) 2017-03-30
MX2012002393A (es) 2012-04-11
SG178507A1 (en) 2012-03-29
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EP2470292A2 (fr) 2012-07-04
CN105032201A (zh) 2015-11-11
US8181794B2 (en) 2012-05-22
US20140054215A1 (en) 2014-02-27
US9463422B2 (en) 2016-10-11
EA026762B1 (ru) 2017-05-31
CL2016003089A1 (es) 2017-04-28
BR112012004100A2 (pt) 2016-03-08
KR101817611B1 (ko) 2018-01-11
US20120234758A1 (en) 2012-09-20
IL218142A0 (en) 2012-06-28
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KR20120065364A (ko) 2012-06-20
CN102574071B (zh) 2015-08-19

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