DK154750C - Fremgangsmaade til fremstilling af en semipermeabel membran - Google Patents

Fremgangsmaade til fremstilling af en semipermeabel membran

Info

Publication number
DK154750C
DK154750C DK534679A DK534679A DK154750C DK 154750 C DK154750 C DK 154750C DK 534679 A DK534679 A DK 534679A DK 534679 A DK534679 A DK 534679A DK 154750 C DK154750 C DK 154750C
Authority
DK
Denmark
Prior art keywords
procedure
manufacturing
semipermeable membrane
semipermeable
membrane
Prior art date
Application number
DK534679A
Other languages
English (en)
Other versions
DK154750B (da
DK534679A (da
Inventor
Takezo Sano
Takatoshi Shimomura
Ichiki Murase
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 DK534679A publication Critical patent/DK534679A/da
Publication of DK154750B publication Critical patent/DK154750B/da
Application granted granted Critical
Publication of DK154750C publication Critical patent/DK154750C/da

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
    • B01D67/009—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)
DK534679A 1978-12-15 1979-12-14 Fremgangsmaade til fremstilling af en semipermeabel membran DK154750C (da)

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 (3)

Publication Number Publication Date
DK534679A DK534679A (da) 1980-06-16
DK154750B DK154750B (da) 1988-12-19
DK154750C true DK154750C (da) 1989-05-08

Family

ID=15616371

Family Applications (1)

Application Number Title Priority Date Filing Date
DK534679A DK154750C (da) 1978-12-15 1979-12-14 Fremgangsmaade til fremstilling af en semipermeabel membran

Country Status (7)

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

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 (da) * 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 (da) * 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
IT7951083A0 (it) 1979-12-13
FR2443866A1 (fr) 1980-07-11
DK154750B (da) 1988-12-19
GB2037222B (en) 1983-01-19
IT1164914B (it) 1987-04-15
DE2950236A1 (de) 1980-06-26
JPS5581706A (en) 1980-06-20
DK534679A (da) 1980-06-16
FR2443866B1 (fr) 1986-02-14
DE2950236C2 (da) 1988-03-10
NL7908970A (nl) 1980-06-17
GB2037222A (en) 1980-07-09

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Legal Events

Date Code Title Description
PBP Patent lapsed