SG10201401357XA - High throughput membrane with channels - Google Patents

High throughput membrane with channels

Info

Publication number
SG10201401357XA
SG10201401357XA SG10201401357XA SG10201401357XA SG10201401357XA SG 10201401357X A SG10201401357X A SG 10201401357XA SG 10201401357X A SG10201401357X A SG 10201401357XA SG 10201401357X A SG10201401357X A SG 10201401357XA SG 10201401357X A SG10201401357X A SG 10201401357XA
Authority
SG
Singapore
Prior art keywords
channels
high throughput
throughput membrane
membranes
membrane
Prior art date
Application number
SG10201401357XA
Inventor
Kalus Wixwat Wilfrid
Han Binbing
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 SG10201401357XA publication Critical patent/SG10201401357XA/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
    • B01D69/10—Supported membranes; Membrane supports
    • 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
    • B01D67/0011—Casting solutions 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
    • B01D67/0023—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
    • B01D69/12—Composite membranes; Ultra-thin 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
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1213—Laminated layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • 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

Abstract

19 OF THE DISCLOSURE Membranes having 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 channels prepared by removing introduced fibers, as well as methods of making and using the membranes, are disclosed. Figure 2A
SG10201401357XA 2013-05-14 2014-04-09 High throughput membrane with channels SG10201401357XA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/894,210 US9808770B2 (en) 2013-05-14 2013-05-14 High throughput membrane with channels

Publications (1)

Publication Number Publication Date
SG10201401357XA true SG10201401357XA (en) 2014-12-30

Family

ID=50828679

Family Applications (1)

Application Number Title Priority Date Filing Date
SG10201401357XA SG10201401357XA (en) 2013-05-14 2014-04-09 High throughput membrane with channels

Country Status (7)

Country Link
US (1) US9808770B2 (en)
EP (1) EP2803404B1 (en)
JP (1) JP5909766B2 (en)
KR (1) KR101678603B1 (en)
CN (1) CN104307384B (en)
IN (1) IN2014DE01008A (en)
SG (1) SG10201401357XA (en)

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* Cited by examiner, † Cited by third party
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CN105126639B (en) * 2015-08-23 2017-04-05 中山市利丰胶粘制品有限公司 A kind of preparation method of the preferential Bacterial cellulose polyurethane composite membrane of ketone thoroughly
EP4061513A1 (en) 2019-11-21 2022-09-28 EMD Millipore Corporation Microfiltration membrane
CN112316740A (en) * 2020-09-27 2021-02-05 重庆大学 Method for modifying polyamide film
EP4159302A1 (en) * 2021-09-30 2023-04-05 Vito NV Composite filter membranes providing increased flowability

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Also Published As

Publication number Publication date
CN104307384A (en) 2015-01-28
EP2803404A1 (en) 2014-11-19
KR20140134632A (en) 2014-11-24
US9808770B2 (en) 2017-11-07
JP5909766B2 (en) 2016-04-27
KR101678603B1 (en) 2016-11-22
JP2014237126A (en) 2014-12-18
CN104307384B (en) 2017-08-08
EP2803404B1 (en) 2016-07-06
IN2014DE01008A (en) 2015-06-05
US20140339166A1 (en) 2014-11-20

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