SG11201602409SA - A base stable semipermeable membrane and methods thereof - Google Patents

A base stable semipermeable membrane and methods thereof

Info

Publication number
SG11201602409SA
SG11201602409SA SG11201602409SA SG11201602409SA SG11201602409SA SG 11201602409S A SG11201602409S A SG 11201602409SA SG 11201602409S A SG11201602409S A SG 11201602409SA SG 11201602409S A SG11201602409S A SG 11201602409SA SG 11201602409S A SG11201602409S A SG 11201602409SA
Authority
SG
Singapore
Prior art keywords
methods
semipermeable membrane
base stable
stable semipermeable
base
Prior art date
Application number
SG11201602409SA
Inventor
Polina Lapido
Vera Ginzburg
Hagit Shalev
Boris Ginzburg
Original Assignee
Ams Technologies Int 2012 Ltd
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 Ams Technologies Int 2012 Ltd filed Critical Ams Technologies Int 2012 Ltd
Publication of SG11201602409SA publication Critical patent/SG11201602409SA/en

Links

Classifications

    • 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
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/027—Nanofiltration
    • 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
    • B01D67/0093—Chemical modification
    • 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
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • 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
    • B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
    • 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
    • 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
    • B01D71/60—Polyamines
    • B01D71/601—Polyethylenimine
    • 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
    • B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
    • B01D71/68—Polysulfones; Polyethersulfones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B01D2323/081—Heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/15—Use of additives
    • B01D2323/218—Additive materials
    • B01D2323/2182—Organic additives
    • B01D2323/21826—Acids, e.g. acetic acid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/15—Use of additives
    • B01D2323/218—Additive materials
    • B01D2323/2182—Organic additives
    • B01D2323/21827—Salts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/15—Use of additives
    • B01D2323/218—Additive materials
    • B01D2323/2182—Organic additives
    • B01D2323/21834—Amines
    • B01D2323/21836—Cyclic amines comprising aromatic heterocyclic N-Ring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/30—Cross-linking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/40—Details relating to membrane preparation in-situ membrane formation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/20—Specific permeability or cut-off range
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/30—Chemical resistance

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
SG11201602409SA 2013-09-29 2014-09-18 A base stable semipermeable membrane and methods thereof SG11201602409SA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361884062P 2013-09-29 2013-09-29
PCT/IL2014/050836 WO2015044941A1 (en) 2013-09-29 2014-09-18 A base stable semipermeable membrane and methods thereof

Publications (1)

Publication Number Publication Date
SG11201602409SA true SG11201602409SA (en) 2016-04-28

Family

ID=52742185

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201602409SA SG11201602409SA (en) 2013-09-29 2014-09-18 A base stable semipermeable membrane and methods thereof

Country Status (7)

Country Link
US (1) US10335745B2 (en)
EP (1) EP3049179A4 (en)
CN (2) CN105792916A (en)
IL (1) IL280575B (en)
MX (1) MX2016003994A (en)
SG (1) SG11201602409SA (en)
WO (1) WO2015044941A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2016003994A (en) 2013-09-29 2016-09-21 Ams Tech Int (2012) Ltd A base stable semipermeable membrane and methods thereof.
CN110743380B (en) * 2019-11-12 2021-02-05 时代沃顿科技有限公司 Preparation method of nanofiltration membrane and nanofiltration membrane prepared by same

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL70415A (en) * 1982-12-27 1987-07-31 Aligena Ag Semipermeable encapsulated membranes,their manufacture and their use
IL121046A (en) * 1997-06-10 2001-07-24 Weizmann Kiryat Membrane Prod Semipermeable encapsulated membranes with improved acid and base stability and process for their manufacture and their use
US7575687B2 (en) 2005-08-16 2009-08-18 Ge Osmonics, Inc. Membranes and methods useful for caustic applications
US8092918B2 (en) 2005-08-16 2012-01-10 Ge Osmonics, Inc. Polyamide matrices and methods for their preparation and use
US7909179B2 (en) 2005-08-16 2011-03-22 Ge Osmonics, Inc. Modified polyamide matrices and methods for their preparation
SG172975A1 (en) * 2009-01-13 2011-08-29 B P T Bio Pure Technology Ltd Solvent and acid stable membranes, methods of manufacture thereof and methods of use thereof inter alia for separating metal ions from liquid process streams
CN101530748B (en) * 2009-03-17 2012-07-11 郑州大学 Method for preparing composite charged mosaic membrane via interfacial polymerization
MX2016003994A (en) 2013-09-29 2016-09-21 Ams Tech Int (2012) Ltd A base stable semipermeable membrane and methods thereof.

Also Published As

Publication number Publication date
IL280575A (en) 2021-03-25
US20160207010A1 (en) 2016-07-21
US10335745B2 (en) 2019-07-02
CN115178102A (en) 2022-10-14
IL280575B (en) 2022-04-01
MX2016003994A (en) 2016-09-21
WO2015044941A1 (en) 2015-04-02
CN105792916A (en) 2016-07-20
EP3049179A4 (en) 2017-06-21
EP3049179A1 (en) 2016-08-03

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