NL7907769A - Werkwijze ter bereiding van een voor omgekeerde osmose bruikbare polyacrylonitrilmembraan. - Google Patents

Werkwijze ter bereiding van een voor omgekeerde osmose bruikbare polyacrylonitrilmembraan. Download PDF

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Publication number
NL7907769A
NL7907769A NL7907769A NL7907769A NL7907769A NL 7907769 A NL7907769 A NL 7907769A NL 7907769 A NL7907769 A NL 7907769A NL 7907769 A NL7907769 A NL 7907769A NL 7907769 A NL7907769 A NL 7907769A
Authority
NL
Netherlands
Prior art keywords
membrane
temperature
solution
water
solvent
Prior art date
Application number
NL7907769A
Other languages
English (en)
Dutch (nl)
Original Assignee
Japan Exlan Co Ltd
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 JP13062678A external-priority patent/JPS5556136A/ja
Priority claimed from JP10676379A external-priority patent/JPS5631409A/ja
Application filed by Japan Exlan Co Ltd filed Critical Japan Exlan Co Ltd
Publication of NL7907769A publication Critical patent/NL7907769A/nl

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
    • B01D71/06—Organic material
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/42—Polymers of nitriles, e.g. polyacrylonitrile
    • B01D71/421—Polyacrylonitrile
    • 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
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/42—Polymers of nitriles, e.g. polyacrylonitrile
    • 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
    • B01D67/0004—Organic membrane manufacture by agglomeration of particles
    • 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
    • B01D67/0083—Thermal after-treatment
    • 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
    • B01D67/0086—Mechanical after-treatment
    • 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
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
    • B29C67/202—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored comprising elimination of a solid or a liquid ingredient
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B01D2323/081—Heating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
NL7907769A 1978-10-23 1979-10-22 Werkwijze ter bereiding van een voor omgekeerde osmose bruikbare polyacrylonitrilmembraan. NL7907769A (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP13062678 1978-10-23
JP13062678A JPS5556136A (en) 1978-10-23 1978-10-23 Manufacture of acrylonitrile-based reverse osmosis membrane
JP10676379 1979-08-21
JP10676379A JPS5631409A (en) 1979-08-21 1979-08-21 Preparing acrylonitrile-based reverse osmosis membrane

Publications (1)

Publication Number Publication Date
NL7907769A true NL7907769A (nl) 1980-04-25

Family

ID=26446871

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7907769A NL7907769A (nl) 1978-10-23 1979-10-22 Werkwijze ter bereiding van een voor omgekeerde osmose bruikbare polyacrylonitrilmembraan.

Country Status (5)

Country Link
US (1) US4283359A (de)
DE (1) DE2942763A1 (de)
FR (1) FR2439610A1 (de)
GB (1) GB2033830B (de)
NL (1) NL7907769A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4473372A (en) * 1983-05-12 1984-09-25 Celanese Corporation Process for the stabilization of acrylic fibers
US4597843A (en) * 1984-10-12 1986-07-01 American Cyanamid Company Enhanced bulk porosity of polymer structures via plasma technology
DE3704546A1 (de) * 1987-02-13 1988-08-25 Kernforschungsz Karlsruhe Verfahren zur herstellung eines filters und danach hergestelltes filter
DE19811997C1 (de) * 1998-03-19 1999-07-15 Geesthacht Gkss Forschung Lösemittel- und säurestabile Membran auf Basis von Polyacrylnitril (PAN) und einem damit copolymerisierten Comonomer sowie ein Verfahren zur Herstellung dieser Membran
DE10138319A1 (de) * 2001-08-10 2003-04-24 Geesthacht Gkss Forschung Membrankörper sowie Verfahren zur Herstellung desselben
KR100447933B1 (ko) * 2001-10-19 2004-09-08 한국화학연구원 내유기용매성 통합형 폴리아크릴로니트릴 비대칭 나노막의 제조방법
JP5377452B2 (ja) * 2009-10-16 2013-12-25 日東電工株式会社 複合半透膜の製造方法
CN112915807B (zh) * 2021-01-29 2022-08-02 华中科技大学 一种耐极性非质子溶剂聚丙烯腈分离膜及制备方法和应用

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE673668A (de) * 1964-12-28
FR1586563A (de) * 1968-10-29 1970-02-20
JPS5226380A (en) * 1975-08-25 1977-02-26 Sumitomo Chem Co Ltd Method of making semipermeable membranes
US4066731A (en) * 1976-04-14 1978-01-03 Mobil Oil Corporation Method of making polymeric acrylonitrile films

Also Published As

Publication number Publication date
DE2942763A1 (de) 1980-04-30
GB2033830A (en) 1980-05-29
US4283359A (en) 1981-08-11
FR2439610A1 (fr) 1980-05-23
GB2033830B (en) 1982-09-22

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Legal Events

Date Code Title Description
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: JAPAN EXLAN COMPANY LIMITED, SUMITOMO CHEMICAL COMPANY

A85 Still pending on 85-01-01
BV The patent application has lapsed