SG10201401352YA - High throughput membrane with rough surface - Google Patents

High throughput membrane with rough surface

Info

Publication number
SG10201401352YA
SG10201401352YA SG10201401352YA SG10201401352YA SG10201401352YA SG 10201401352Y A SG10201401352Y A SG 10201401352YA SG 10201401352Y A SG10201401352Y A SG 10201401352YA SG 10201401352Y A SG10201401352Y A SG 10201401352YA SG 10201401352Y A SG10201401352Y A SG 10201401352YA
Authority
SG
Singapore
Prior art keywords
high throughput
rough surface
throughput membrane
membranes
membrane
Prior art date
Application number
SG10201401352YA
Inventor
Han Binbing
Liang Xuemei
Alan Morris Richard
Carl Simonton Donald
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 SG10201401352YA publication Critical patent/SG10201401352YA/en

Links

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

Abstract

21 OF THE DISCLOSURE 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 Figure 2C
SG10201401352YA 2013-05-14 2014-04-09 High throughput membrane with rough surface SG10201401352YA (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
SG10201401352YA true SG10201401352YA (en) 2014-12-30

Family

ID=50479145

Family Applications (1)

Application Number Title Priority Date Filing Date
SG10201401352YA SG10201401352YA (en) 2013-05-14 2014-04-09 High throughput membrane with rough surface

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
US11892423B2 (en) 2018-03-30 2024-02-06 Sumitomo Chemical Company, Limited Sensor and production method for same
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
KR20220073734A (en) * 2019-08-12 2022-06-03 아쿠아 멤브레인스 인코포레이티드 Photopolymerization 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
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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
JP5879631B2 (en) 2016-03-08
EP2803403A1 (en) 2014-11-19
CN104147940A (en) 2014-11-19
KR20140134621A (en) 2014-11-24
IN2014DE01018A (en) 2015-06-05
US20140339165A1 (en) 2014-11-20
JP2014223621A (en) 2014-12-04
KR101656328B1 (en) 2016-09-09

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