SG171587A1 - Process for forming microporous membranes - Google Patents

Process for forming microporous membranes

Info

Publication number
SG171587A1
SG171587A1 SG201102812-3A SG2011028123A SG171587A1 SG 171587 A1 SG171587 A1 SG 171587A1 SG 2011028123 A SG2011028123 A SG 2011028123A SG 171587 A1 SG171587 A1 SG 171587A1
Authority
SG
Singapore
Prior art keywords
microporous membranes
forming
forming microporous
microstructure
dope
Prior art date
Application number
SG201102812-3A
Other languages
English (en)
Inventor
Ilyess H Romdhane
Scott L Ciliske
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of SG171587A1 publication Critical patent/SG171587A1/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
    • 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
    • B01D67/0013—Casting processes
    • 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
    • B01D67/0016—Coagulation
    • B01D67/00165—Composition of the coagulation baths
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/219—Specific solvent system
    • B01D2323/22—Specific non-solvents or non-solvent system
    • 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
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/022—Asymmetric membranes
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249978—Voids specified as micro
    • Y10T428/24998—Composite has more than two layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Medicinal Preparation (AREA)
SG201102812-3A 2007-03-28 2008-02-22 Process for forming microporous membranes SG171587A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/692,257 US7842214B2 (en) 2007-03-28 2007-03-28 Process for forming microporous membranes

Publications (1)

Publication Number Publication Date
SG171587A1 true SG171587A1 (en) 2011-06-29

Family

ID=39788886

Family Applications (1)

Application Number Title Priority Date Filing Date
SG201102812-3A SG171587A1 (en) 2007-03-28 2008-02-22 Process for forming microporous membranes

Country Status (8)

Country Link
US (1) US7842214B2 (https=)
EP (1) EP2134455B1 (https=)
JP (1) JP5432118B2 (https=)
KR (1) KR101461693B1 (https=)
CN (1) CN101646483B (https=)
BR (1) BRPI0809206A2 (https=)
SG (1) SG171587A1 (https=)
WO (1) WO2008118580A1 (https=)

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US9005496B2 (en) * 2012-02-01 2015-04-14 Pall Corporation Asymmetric membranes
US9248414B2 (en) 2012-03-30 2016-02-02 Pall Corporation Large pore polymeric membrane
US11326255B2 (en) * 2013-02-07 2022-05-10 Uchicago Argonne, Llc ALD reactor for coating porous substrates
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US9808770B2 (en) 2013-05-14 2017-11-07 Pall Corporation High throughput membrane with channels
US10450632B2 (en) 2013-07-05 2019-10-22 King Abdullah University Of Science And Technology Chelating polymeric membranes
CN104389401B (zh) * 2014-10-15 2018-06-12 3M创新有限公司 防滑膜
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US11111578B1 (en) 2020-02-13 2021-09-07 Uchicago Argonne, Llc Atomic layer deposition of fluoride thin films
US12065738B2 (en) 2021-10-22 2024-08-20 Uchicago Argonne, Llc Method of making thin films of sodium fluorides and their derivatives by ALD
KR102693118B1 (ko) * 2022-01-06 2024-08-08 한국화학연구원 수분리막, 이를 포함하는 수처리용 필터 및 이의 제조방법
US11901169B2 (en) 2022-02-14 2024-02-13 Uchicago Argonne, Llc Barrier coatings
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Also Published As

Publication number Publication date
BRPI0809206A2 (pt) 2015-06-16
JP5432118B2 (ja) 2014-03-05
KR20090128451A (ko) 2009-12-15
US7842214B2 (en) 2010-11-30
JP2010522807A (ja) 2010-07-08
EP2134455B1 (en) 2016-07-27
US20080241503A1 (en) 2008-10-02
EP2134455A4 (en) 2011-06-22
KR101461693B1 (ko) 2014-11-13
EP2134455A1 (en) 2009-12-23
WO2008118580A1 (en) 2008-10-02
CN101646483A (zh) 2010-02-10
CN101646483B (zh) 2016-10-26

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