IL103525A0 - Semipermeable,porous,asymmetric polyether amide membranes - Google Patents

Semipermeable,porous,asymmetric polyether amide membranes

Info

Publication number
IL103525A0
IL103525A0 IL103525A IL10352592A IL103525A0 IL 103525 A0 IL103525 A0 IL 103525A0 IL 103525 A IL103525 A IL 103525A IL 10352592 A IL10352592 A IL 10352592A IL 103525 A0 IL103525 A0 IL 103525A0
Authority
IL
Israel
Prior art keywords
semipermeable
porous
polyether amide
asymmetric polyether
amide membranes
Prior art date
Application number
IL103525A
Other languages
English (en)
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Publication of IL103525A0 publication Critical patent/IL103525A0/xx

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
    • B01D71/56—Polyamides, e.g. polyester-amides
    • 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
    • B01D71/52—Polyethers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/265—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from at least two different diamines or at least two different dicarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/40—Polyamides containing oxygen in the form of ether groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/42—Polyamides containing atoms other than carbon, hydrogen, oxygen, and nitrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
IL103525A 1991-10-26 1992-10-23 Semipermeable,porous,asymmetric polyether amide membranes IL103525A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4135341 1991-10-26

Publications (1)

Publication Number Publication Date
IL103525A0 true IL103525A0 (en) 1993-03-15

Family

ID=6443472

Family Applications (1)

Application Number Title Priority Date Filing Date
IL103525A IL103525A0 (en) 1991-10-26 1992-10-23 Semipermeable,porous,asymmetric polyether amide membranes

Country Status (8)

Country Link
EP (1) EP0543171B1 (enrdf_load_stackoverflow)
JP (1) JPH05208123A (enrdf_load_stackoverflow)
KR (1) KR930007496A (enrdf_load_stackoverflow)
CA (1) CA2081260A1 (enrdf_load_stackoverflow)
DE (1) DE59208013D1 (enrdf_load_stackoverflow)
DK (1) DK0543171T3 (enrdf_load_stackoverflow)
IL (1) IL103525A0 (enrdf_load_stackoverflow)
TW (1) TW224109B (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5266100A (en) * 1992-09-02 1993-11-30 E. I. Du Pont De Nemours And Company Alkyl substituted polyimide, polyamide and polyamide-imide gas separation membranes
EP0604883A3 (de) 1992-12-30 1995-02-15 Hoechst Ag Verfahren zur Herstellung poröser, hydrophiler Membrane.
DE4418843A1 (de) 1994-05-30 1995-12-07 Hoechst Ag Poröse Membrane aus aromatischem Polyamid
DE19549001A1 (de) * 1995-12-28 1997-07-03 Hoechst Ag Verfahren zur Herstellung von Polyetheramidlösungen, unter Verwendung der Polyetheramidlösungen erhältliche dampfsterilisierbare Dialysemembranen sowie Verfahren zur Herstellung dieser Membranen
PL347939A1 (en) * 1998-11-13 2002-04-22 Akzo Nobel Nv Pervaporation device and irrigation mat
US20070227966A1 (en) * 2006-03-31 2007-10-04 Koo Ja-Young Composite polyamide reverse osmosis membrane showing high boron rejection and method of producing the same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4217227A (en) * 1975-12-06 1980-08-12 Bayer Aktiengesellschaft Semipermeable membranes of copolyamides
JPS5670805A (en) * 1979-11-15 1981-06-13 Nitto Electric Ind Co Ltd Preparation of selectively permeable membrane for treating organic liquid
CA1202837A (en) * 1980-03-14 1986-04-08 Wolfgang J. Wrasidlo Asymmetric membranes and process therefor
ES8308901A1 (es) * 1981-10-21 1983-10-01 Du Pont "mejoras introducidas en un procedimiento para la preparacion de una membrana de osmosis inversa".
DE3342823A1 (de) * 1983-11-26 1985-06-05 Seitz-Filter-Werke Theo & Geo Seitz GmbH und Co, 6550 Bad Kreuznach Verfahren zum herstellen von filterelementen auf der basis von aromatischem polyamid
WO1988008738A1 (en) * 1987-05-06 1988-11-17 Memtec North America Corporation Preparation of porous aramide membranes
JPH01231903A (ja) * 1988-03-14 1989-09-18 Nippon Steel Corp 中空糸分離膜およびその製造方法
JP2701357B2 (ja) * 1988-08-30 1998-01-21 東洋紡績株式会社 製膜用キャスティングドープ液
DE3903098A1 (de) * 1989-02-02 1990-08-16 Hoechst Ag Semipermeable membran aus einer homogen mischbaren polymerlegierung
US5085676A (en) * 1990-12-04 1992-02-04 E. I. Du Pont De Nemours And Company Novel multicomponent fluid separation membranes
TW205513B (enrdf_load_stackoverflow) * 1991-02-28 1993-05-11 Hoechst Ag

Also Published As

Publication number Publication date
KR930007496A (ko) 1993-05-20
DK0543171T3 (da) 1997-07-28
JPH05208123A (ja) 1993-08-20
EP0543171B1 (de) 1997-02-05
DE59208013D1 (de) 1997-03-20
TW224109B (enrdf_load_stackoverflow) 1994-05-21
EP0543171A1 (de) 1993-05-26
CA2081260A1 (en) 1993-04-27

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