NL7908970A - Werkwijze voor het vervaardigen van semipermeabele membranen. - Google Patents

Werkwijze voor het vervaardigen van semipermeabele membranen. Download PDF

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Publication number
NL7908970A
NL7908970A NL7908970A NL7908970A NL7908970A NL 7908970 A NL7908970 A NL 7908970A NL 7908970 A NL7908970 A NL 7908970A NL 7908970 A NL7908970 A NL 7908970A NL 7908970 A NL7908970 A NL 7908970A
Authority
NL
Netherlands
Prior art keywords
membrane
treatment
acrylonitrile
methacrylate
acid
Prior art date
Application number
NL7908970A
Other languages
English (en)
Dutch (nl)
Original Assignee
Sumitomo Chemical Co
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 Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of NL7908970A publication Critical patent/NL7908970A/nl

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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
    • B01D67/009—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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
NL7908970A 1978-12-15 1979-12-13 Werkwijze voor het vervaardigen van semipermeabele membranen. NL7908970A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP15591978A JPS5581706A (en) 1978-12-15 1978-12-15 Preparation of semi-permeable membrane
JP15591978 1978-12-15

Publications (1)

Publication Number Publication Date
NL7908970A true NL7908970A (nl) 1980-06-17

Family

ID=15616371

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7908970A NL7908970A (nl) 1978-12-15 1979-12-13 Werkwijze voor het vervaardigen van semipermeabele membranen.

Country Status (7)

Country Link
JP (1) JPS5581706A (enrdf_load_stackoverflow)
DE (1) DE2950236A1 (enrdf_load_stackoverflow)
DK (1) DK154750C (enrdf_load_stackoverflow)
FR (1) FR2443866B1 (enrdf_load_stackoverflow)
GB (1) GB2037222B (enrdf_load_stackoverflow)
IT (1) IT1164914B (enrdf_load_stackoverflow)
NL (1) NL7908970A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BG33312A1 (en) * 1981-04-20 1983-01-14 Dimov Method for obtaining of semi- transparent membrane
DE3509068A1 (de) * 1985-03-14 1986-09-18 Bayer Ag, 5090 Leverkusen Porenmembranen
JP3171947B2 (ja) * 1991-09-03 2001-06-04 ダイセル化学工業株式会社 ポリアクリロニトリル共重合体選択透過膜およびその製造方法
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
KR100454153B1 (ko) * 2001-11-24 2004-10-26 태광산업주식회사 폴리아크릴로니트릴계 중공사 분리막 및 그 제조방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5090579A (enrdf_load_stackoverflow) * 1973-12-12 1975-07-19
US4025439A (en) * 1973-12-12 1977-05-24 Mitsubishi Rayon Co., Ltd. Dried semipermeable membrane and manufacture thereof
JPS568645B2 (enrdf_load_stackoverflow) * 1974-09-05 1981-02-25
JPS5226380A (en) * 1975-08-25 1977-02-26 Sumitomo Chem Co Ltd Method of making semipermeable membranes
US4061821A (en) * 1975-12-29 1977-12-06 Asahi Kasei Kogyo Kabushiki Kaisha Semipermeable composite membranes
US4268662A (en) * 1978-03-17 1981-05-19 Sumitomo Chemical Company, Limited Process for improving semipermeable membranes by treating with protic acids or inorganic salts

Also Published As

Publication number Publication date
JPS5581706A (en) 1980-06-20
FR2443866A1 (fr) 1980-07-11
FR2443866B1 (fr) 1986-02-14
DK154750C (da) 1989-05-08
IT7951083A0 (it) 1979-12-13
GB2037222A (en) 1980-07-09
DE2950236A1 (de) 1980-06-26
GB2037222B (en) 1983-01-19
DK154750B (da) 1988-12-19
DE2950236C2 (enrdf_load_stackoverflow) 1988-03-10
DK534679A (da) 1980-06-16
IT1164914B (it) 1987-04-15

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed