SG10201604603UA - Hydrophilizing ptfe membranes - Google Patents

Hydrophilizing ptfe membranes

Info

Publication number
SG10201604603UA
SG10201604603UA SG10201604603UA SG10201604603UA SG10201604603UA SG 10201604603U A SG10201604603U A SG 10201604603UA SG 10201604603U A SG10201604603U A SG 10201604603UA SG 10201604603U A SG10201604603U A SG 10201604603UA SG 10201604603U A SG10201604603U A SG 10201604603UA
Authority
SG
Singapore
Prior art keywords
hydrophilizing
ptfe membranes
ptfe
membranes
hydrophilizing ptfe
Prior art date
Application number
SG10201604603UA
Inventor
Singh Amarnauth
T Sitterer Andrew
D Jupio Andrew
L Grzenia David
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 SG10201604603UA publication Critical patent/SG10201604603UA/en

Links

Classifications

    • 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
    • B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
    • 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
    • B01D67/009—After-treatment of organic or inorganic membranes with wave-energy, particle-radiation or plasma
    • 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
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0006—Organic membrane manufacture by chemical reactions
    • 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
    • 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
    • B01D67/00931—Chemical modification by introduction of specific groups after membrane formation, e.g. by grafting
    • 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
    • B01D67/0095—Drying
    • 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
    • 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
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • B01D71/36—Polytetrafluoroethene
    • 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
    • B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/02—Hydrophilization
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/34—Use of radiation
    • B01D2323/345—UV-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/38—Graft polymerization
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/46—Impregnation
    • 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
    • B01D2325/0281—Fibril, or microfibril structures
    • 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
    • B01D2325/0282—Dynamic pores-stimuli responsive membranes, e.g. thermoresponsive or pH-responsive
    • 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
    • B01D2325/02831—Pore size less than 1 nm
    • 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
    • B01D2325/02833—Pore size more than 10 and up to 100 nm
    • 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
    • B01D2325/02834—Pore size more than 0.1 and up to 1 µm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/36—Hydrophilic membranes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Nanotechnology (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Transplantation (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
SG10201604603UA 2015-07-31 2016-06-06 Hydrophilizing ptfe membranes SG10201604603UA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14/815,072 US20170028358A1 (en) 2015-07-31 2015-07-31 Hydrophilizing ptfe membranes

Publications (1)

Publication Number Publication Date
SG10201604603UA true SG10201604603UA (en) 2017-02-27

Family

ID=56134222

Family Applications (1)

Application Number Title Priority Date Filing Date
SG10201604603UA SG10201604603UA (en) 2015-07-31 2016-06-06 Hydrophilizing ptfe membranes

Country Status (7)

Country Link
US (1) US20170028358A1 (en)
EP (1) EP3124101B1 (en)
JP (1) JP6277457B2 (en)
KR (1) KR101914277B1 (en)
CN (1) CN106390757A (en)
SG (1) SG10201604603UA (en)
TW (1) TWI607043B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3500351A1 (en) 2016-08-16 2019-06-26 Donaldson Company, Inc. Hydrocarbon fluid-water separation
KR101926627B1 (en) * 2017-04-13 2018-12-11 더블유스코프코리아 주식회사 A method for hydrophilizing a porous membrane and a method for manufacturing an ion-exchange membrane using the same
EP3752273A1 (en) * 2018-02-15 2020-12-23 Donaldson Company, Inc. Filter element configurations
KR102108352B1 (en) * 2018-06-15 2020-05-07 더블유스코프코리아 주식회사 A method for manufacturing an ion-exchange membrane using the same
CN112316739A (en) * 2020-09-27 2021-02-05 重庆大学 Method for preparing bifunctional biological pollution-resistant reverse osmosis composite membrane through modification
CN112892486A (en) * 2021-01-19 2021-06-04 西南科技大学 Preparation method of inorganic heavy metal waste liquid adsorption material, adsorption material and application
CN112973277B (en) * 2021-03-17 2022-06-14 济南大学 Preparation and application of hyperbranched high-molecular polymer filter pad

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ190436A (en) 1978-05-15 1981-12-15 Pall Corp Preparation of skinless hydrophilic alcohol insoluble polyamide membranes membranes casting resin solutions
US4925572A (en) 1987-10-20 1990-05-15 Pall Corporation Device and method for depletion of the leukocyte content of blood and blood components
US4902427A (en) * 1988-04-25 1990-02-20 Ebonex Corporation Filter for removing heavy metals from drinking water
US5152905A (en) 1989-09-12 1992-10-06 Pall Corporation Method for processing blood for human transfusion
JPH04188575A (en) * 1990-11-20 1992-07-07 Matsushita Electric Ind Co Ltd Manufacture of battery
US5443743A (en) 1991-09-11 1995-08-22 Pall Corporation Gas plasma treated porous medium and method of separation using same
CA2083075A1 (en) 1992-06-10 1993-12-11 Vlado I. Matkovich System for treating transition zone material
CA2138250A1 (en) * 1992-06-25 1994-01-06 Edward G. Howard, Jr. Porous polytetrafluoroethylene and preparation
CA2138056A1 (en) * 1994-05-20 1995-11-21 Peter John Degen Hydrophilic ptfe membrane
EP0772484B1 (en) 1994-07-28 2008-02-27 Pall Corporation Fibrous web and process of preparing same
JPH0969509A (en) * 1995-09-01 1997-03-11 Matsushita Electron Corp Cleaning/etching/drying system for semiconductor wafer and using method thereof
US5789755A (en) 1996-08-28 1998-08-04 New Star Lasers, Inc. Method and apparatus for removal of material utilizing near-blackbody radiator means
DE19727554A1 (en) * 1997-06-28 1999-01-07 Huels Chemische Werke Ag Process for hydrophilizing the surface of polymeric substrates using a macroinitiator as a primer
US6179132B1 (en) * 1998-03-13 2001-01-30 Millipore Corporation Surface modified polymeric substrate and process
JP2001293340A (en) * 2000-04-17 2001-10-23 Tosoh Corp Permeable separating membrane for acid gas
AU2002359432A1 (en) * 2001-11-21 2003-06-10 Porex Corporation Discrete hydrophilic-hydrophobic porous materials and methods for making the same
DE10220818A1 (en) * 2002-05-10 2003-11-20 Celanese Ventures Gmbh Process for producing a grafted polymer electrolyte membrane and its use in fuel cells
US7611629B2 (en) * 2002-07-11 2009-11-03 Pall Corporation UV treated membranes
JP4429851B2 (en) * 2004-09-08 2010-03-10 日東電工株式会社 Durable electrolyte membrane
TWI264449B (en) * 2005-05-31 2006-10-21 Univ Chung Yuan Christian Method for modifying hydrophobic materials and system thereof
TWI400285B (en) * 2009-05-08 2013-07-01 私立中原大學 Method to modify the substrate surface
CN101890314A (en) * 2010-07-20 2010-11-24 东华大学 Surface hydrophilic modification method for polytetrafluoroethylene bulked membrane
US9005496B2 (en) * 2012-02-01 2015-04-14 Pall Corporation Asymmetric membranes
CN103212315B (en) * 2013-04-27 2015-09-30 中材科技股份有限公司 A kind of preparation method with durable hydrophilic property graft modification PTFE microporous barrier
CN104248913B (en) * 2013-06-28 2016-12-28 中国石油化工股份有限公司 A kind of method of polyolefin hollow fiber ultrafiltration membrane hydrophilic modification
KR101494289B1 (en) * 2014-08-20 2015-02-17 전남대학교산학협력단 Polymer electrolyte composite, method for producing the same and energy storage comprising the polymer electrolyte composite

Also Published As

Publication number Publication date
CN106390757A (en) 2017-02-15
TWI607043B (en) 2017-12-01
US20170028358A1 (en) 2017-02-02
EP3124101A1 (en) 2017-02-01
EP3124101B1 (en) 2021-08-04
JP2017077553A (en) 2017-04-27
KR20170015140A (en) 2017-02-08
KR101914277B1 (en) 2018-11-01
JP6277457B2 (en) 2018-02-14
TW201710338A (en) 2017-03-16

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