IN2014DE01018A - - Google Patents

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Publication number
IN2014DE01018A
IN2014DE01018A IN1018DE2014A IN2014DE01018A IN 2014DE01018 A IN2014DE01018 A IN 2014DE01018A IN 1018DE2014 A IN1018DE2014 A IN 1018DE2014A IN 2014DE01018 A IN2014DE01018 A IN 2014DE01018A
Authority
IN
India
Prior art keywords
membranes
porous
disclosed
making
methods
Prior art date
Application number
Inventor
Binbing Han
Xuemei Liang
Richard Alan Morris
Donald Carl Simonton
Original Assignee
Pall Corp
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 Pall Corp filed Critical Pall Corp
Publication of IN2014DE01018A publication Critical patent/IN2014DE01018A/en

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Classifications

    • 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
    • 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
    • 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
    • B01D67/0002—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
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
    • 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
    • B01D69/06—Flat membranes
    • 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
    • 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
    • B01D2257/00—Components to be removed
    • B01D2257/91—Bacteria; Microorganisms
    • 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
    • B01D2323/18—Pore-control agents or pore formers
    • 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
    • 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
    • B01D2325/0283—Pore size
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/06—Surface irregularities

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Filtering Materials (AREA)

Abstract

Membranes having a single layer comprising first and second porous portions, wherein the first portion has a more open pore structure than the second portion, wherein the first porous portion includes a surface prepared by removing introduced particles, as well as methods of making and using the membranes, are disclosed
IN1018DE2014 2013-05-14 2014-04-11 IN2014DE01018A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/894,122 US20140339165A1 (en) 2013-05-14 2013-05-14 High throughput membrane with rough surface

Publications (1)

Publication Number Publication Date
IN2014DE01018A true IN2014DE01018A (en) 2015-06-05

Family

ID=50479145

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1018DE2014 IN2014DE01018A (en) 2013-05-14 2014-04-11

Country Status (7)

Country Link
US (1) US20140339165A1 (en)
EP (1) EP2803403A1 (en)
JP (1) JP5879631B2 (en)
KR (1) KR101656328B1 (en)
CN (1) CN104147940A (en)
IN (1) IN2014DE01018A (en)
SG (1) SG10201401352YA (en)

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CN105833741B (en) * 2016-04-25 2018-06-29 中国科学院兰州化学物理研究所 A kind of preparation method of polyvinylidene fluoride porous membrane
US20190209974A1 (en) * 2016-08-18 2019-07-11 Advanced Mem-Tech Ltd. Improved filtration membrane
JP2019013886A (en) * 2017-07-07 2019-01-31 旭化成株式会社 Composite separation membrane
KR102648751B1 (en) * 2018-03-30 2024-03-19 스미또모 가가꾸 가부시키가이샤 Sensor and its manufacturing method
JP7045924B2 (en) * 2018-05-11 2022-04-01 東京応化工業株式会社 Cell capture filter membrane and its use
WO2021030143A1 (en) * 2019-08-12 2021-02-18 Aqua Membranes Inc. Light curing for membrane performance
CN110527135A (en) * 2019-08-28 2019-12-03 广东中良环保工程有限公司 A kind of carrier processing technology
KR20220100651A (en) 2019-11-21 2022-07-15 이엠디 밀리포어 코포레이션 microfiltration membrane
CN112316753B (en) * 2020-09-22 2022-04-19 宁波方太厨具有限公司 Preparation method of high-flux loose hollow fiber nanofiltration membrane
CN112588127B (en) * 2020-12-31 2022-03-22 杭州高通膜技术有限公司 Method for modifying polymer porous membrane through diffusion reaction

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Also Published As

Publication number Publication date
KR20140134621A (en) 2014-11-24
JP5879631B2 (en) 2016-03-08
JP2014223621A (en) 2014-12-04
SG10201401352YA (en) 2014-12-30
EP2803403A1 (en) 2014-11-19
KR101656328B1 (en) 2016-09-09
US20140339165A1 (en) 2014-11-20
CN104147940A (en) 2014-11-19

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