EP4175739A4 - Nanoporous membranes for fast diffusion of ions and small molecules - Google Patents

Nanoporous membranes for fast diffusion of ions and small molecules Download PDF

Info

Publication number
EP4175739A4
EP4175739A4 EP21836749.8A EP21836749A EP4175739A4 EP 4175739 A4 EP4175739 A4 EP 4175739A4 EP 21836749 A EP21836749 A EP 21836749A EP 4175739 A4 EP4175739 A4 EP 4175739A4
Authority
EP
European Patent Office
Prior art keywords
ions
small molecules
fast diffusion
nanoporous membranes
nanoporous
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP21836749.8A
Other languages
German (de)
French (fr)
Other versions
EP4175739A1 (en
Inventor
Steven F. Buchsbaum
Francesco Fornasiero
Melinda L. Jue
Eric R. Meshot
Sei Jin Park
Ngoc T. N. Bui
Chiatai Chen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lawrence Livermore National Security LLC
Original Assignee
Lawrence Livermore National Security LLC
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
Priority claimed from US16/921,443 external-priority patent/US11590459B2/en
Application filed by Lawrence Livermore National Security LLC filed Critical Lawrence Livermore National Security LLC
Publication of EP4175739A1 publication Critical patent/EP4175739A1/en
Publication of EP4175739A4 publication Critical patent/EP4175739A4/en
Pending legal-status Critical Current

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
    • B01D71/02—Inorganic material
    • B01D71/021—Carbon
    • B01D71/0212—Carbon nanotubes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
    • A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
    • 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
    • B01D69/14—Dynamic membranes
    • B01D69/141—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
    • B01D69/142—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes with "carriers"
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/02—General characteristics of the apparatus characterised by a particular materials
    • A61M2205/0244—Micromachined materials, e.g. made from silicon wafers, microelectromechanical systems [MEMS] or comprising nanotechnology

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Vascular Medicine (AREA)
  • Veterinary Medicine (AREA)
  • Urology & Nephrology (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Nanotechnology (AREA)
  • Inorganic Chemistry (AREA)
  • Emergency Medicine (AREA)
  • Dispersion Chemistry (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
EP21836749.8A 2020-07-06 2021-07-06 Nanoporous membranes for fast diffusion of ions and small molecules Pending EP4175739A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16/921,443 US11590459B2 (en) 2017-02-23 2020-07-06 Nanoporous membranes for fast diffusion of ions and small molecules
PCT/US2021/040575 WO2022010941A1 (en) 2020-07-06 2021-07-06 Nanoporous membranes for fast diffusion of ions and small molecules

Publications (2)

Publication Number Publication Date
EP4175739A1 EP4175739A1 (en) 2023-05-10
EP4175739A4 true EP4175739A4 (en) 2024-01-10

Family

ID=79552001

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21836749.8A Pending EP4175739A4 (en) 2020-07-06 2021-07-06 Nanoporous membranes for fast diffusion of ions and small molecules

Country Status (3)

Country Link
EP (1) EP4175739A4 (en)
IL (1) IL299681A (en)
WO (1) WO2022010941A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008028155A2 (en) * 2006-08-31 2008-03-06 Virginia Tech Intellectual Properties, Inc. Method for making oriented carbon nanotube/polymer nano-composite membranes
WO2016070103A1 (en) * 2014-10-31 2016-05-06 Porifera, Inc. Supported carbon nanotube membranes and their preparation methods
CN104437120B (en) * 2014-11-18 2016-10-05 华南理工大学 A kind of Pvc Ultrafiltration Membrane based on CNT ordered arrangement and preparation method and application
WO2019104313A1 (en) * 2017-11-27 2019-05-31 Rutgers, The State University Of New Jersey Porous polymer membranes comprising vertically aligned carbon nanotubes, and methods of making and using same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY146808A (en) * 2005-08-24 2012-09-28 L Livermore Nat Security Llc Membranes for nanometer-scale mass fast transport
WO2009148959A2 (en) * 2008-05-29 2009-12-10 Lawrence Livermore National Security, Llc Membranes with functionalized carbon nanotube pores for selective transport
US20150238906A1 (en) * 2014-02-27 2015-08-27 University Of Rochester Membranes with vertically correlated carbon nanotubes, and methods of making and using same
CN107433141A (en) * 2017-06-27 2017-12-05 上海师范大学 A kind of multi-walled carbon nanotube hybrid membranes for possessing antipollution automatically cleaning, anti-microbial property

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008028155A2 (en) * 2006-08-31 2008-03-06 Virginia Tech Intellectual Properties, Inc. Method for making oriented carbon nanotube/polymer nano-composite membranes
WO2016070103A1 (en) * 2014-10-31 2016-05-06 Porifera, Inc. Supported carbon nanotube membranes and their preparation methods
CN104437120B (en) * 2014-11-18 2016-10-05 华南理工大学 A kind of Pvc Ultrafiltration Membrane based on CNT ordered arrangement and preparation method and application
WO2019104313A1 (en) * 2017-11-27 2019-05-31 Rutgers, The State University Of New Jersey Porous polymer membranes comprising vertically aligned carbon nanotubes, and methods of making and using same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022010941A1 *

Also Published As

Publication number Publication date
IL299681A (en) 2023-03-01
WO2022010941A1 (en) 2022-01-13
EP4175739A1 (en) 2023-05-10

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