JPS5199695A - - Google Patents

Info

Publication number
JPS5199695A
JPS5199695A JP51007071A JP707176A JPS5199695A JP S5199695 A JPS5199695 A JP S5199695A JP 51007071 A JP51007071 A JP 51007071A JP 707176 A JP707176 A JP 707176A JP S5199695 A JPS5199695 A JP S5199695A
Authority
JP
Japan
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.)
Granted
Application number
JP51007071A
Other languages
Japanese (ja)
Other versions
JPS5723698B2 (xx
Inventor
Burotsuku Kiruyatsuto Wai Rune
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.)
ARIGENA AG
Aligena AG
Original Assignee
ARIGENA AG
Aligena AG
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 ARIGENA AG, Aligena AG filed Critical ARIGENA AG
Publication of JPS5199695A publication Critical patent/JPS5199695A/ja
Publication of JPS5723698B2 publication Critical patent/JPS5723698B2/ja
Expired legal-status Critical Current

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
    • B01D67/0093—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
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/08—Polysaccharides
    • B01D71/12—Cellulose derivatives
    • B01D71/14—Esters of organic acids
    • B01D71/16—Cellulose acetate
    • 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
JP707176A 1975-01-23 1976-01-23 Expired JPS5723698B2 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH82775A CH614127A5 (en) 1975-01-23 1975-01-23 Porous membrane and method for production thereof

Publications (2)

Publication Number Publication Date
JPS5199695A true JPS5199695A (xx) 1976-09-02
JPS5723698B2 JPS5723698B2 (xx) 1982-05-20

Family

ID=4196116

Family Applications (1)

Application Number Title Priority Date Filing Date
JP707176A Expired JPS5723698B2 (xx) 1975-01-23 1976-01-23

Country Status (6)

Country Link
JP (1) JPS5723698B2 (xx)
CH (1) CH614127A5 (xx)
DE (1) DE2505254A1 (xx)
FR (1) FR2298570A1 (xx)
GB (1) GB1504261A (xx)
IT (1) IT1053401B (xx)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5653704A (en) * 1979-09-19 1981-05-13 Aligena Ag Ultrafiltration
JPS5738859A (en) * 1980-06-04 1982-03-03 Ciba Geigy Ag Manufacture of concentrated liquid dye composition
JPS57149360A (en) * 1981-03-06 1982-09-14 Ciba Geigy Ag Manufacture of concentrated aqueous composition of anionic dye
JPS59182861A (ja) * 1983-04-01 1984-10-17 Canon Inc 染料精製装置
JPS59182862A (ja) * 1983-04-01 1984-10-17 Canon Inc 染料精製装置
JPS59182863A (ja) * 1983-04-01 1984-10-17 Canon Inc 染料精製装置

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL63638A0 (en) * 1980-09-16 1981-11-30 Aligena Ag Semipermeable composite membranes,their manufacture and their use
DE3174666D1 (en) * 1981-03-06 1986-06-26 Ciba Geigy Ag Process for producing concentrated aqueous dyestuff preparations of anionic paper or wool dyes
CH652313A5 (de) * 1981-08-25 1985-11-15 Ciba Geigy Ag Verfahren zur herstellung konzentrierter waesseriger zubereitungen von synthetischen anionischen dispergatoren.
CH647021A5 (de) * 1981-09-22 1984-12-28 Ciba Geigy Ag Verfahren zur herstellung lagerstabiler aufhellerformulierungen.
CH648583A5 (de) * 1981-09-29 1985-03-29 Ciba Geigy Ag Verfahren zur herstellung von lagerstabilen farbstoffpraeparaten.
CH654424A5 (de) * 1983-03-25 1986-02-14 Ciba Geigy Ag Verfahren zur verhinderung des gelierens von konzentrierten waessrigen photoaktivatorloesungen.
EP1200179B8 (en) * 1999-07-30 2007-02-21 Genentech, Inc. Charged filtration membranes and uses therefor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2419930A1 (de) * 1973-04-30 1974-11-07 Dorr Oliver Inc Ultrafiltrationsmembran und verfahren zu deren herstellung
JPS5210670B2 (xx) * 1973-05-16 1977-03-25
DE2437594A1 (de) * 1974-08-05 1976-02-26 Riedel De Haen Ag Ionenaustauscher auf cellulosebasis und verfahren zu seiner herstellung

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5653704A (en) * 1979-09-19 1981-05-13 Aligena Ag Ultrafiltration
JPH0223214B2 (xx) * 1979-09-19 1990-05-23 Aligena Ag
JPS5738859A (en) * 1980-06-04 1982-03-03 Ciba Geigy Ag Manufacture of concentrated liquid dye composition
JPS6116299B2 (xx) * 1980-06-04 1986-04-30 Ciba Geigy
JPS57149360A (en) * 1981-03-06 1982-09-14 Ciba Geigy Ag Manufacture of concentrated aqueous composition of anionic dye
JPS59182861A (ja) * 1983-04-01 1984-10-17 Canon Inc 染料精製装置
JPS59182862A (ja) * 1983-04-01 1984-10-17 Canon Inc 染料精製装置
JPS59182863A (ja) * 1983-04-01 1984-10-17 Canon Inc 染料精製装置

Also Published As

Publication number Publication date
DE2505254C2 (xx) 1987-11-19
FR2298570B1 (xx) 1979-02-02
GB1504261A (en) 1978-03-15
JPS5723698B2 (xx) 1982-05-20
IT1053401B (it) 1981-08-31
FR2298570A1 (fr) 1976-08-20
DE2505254A1 (de) 1976-07-29
CH614127A5 (en) 1979-11-15

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