BE858937A - Membranes semi-permeables en polyamides - Google Patents

Membranes semi-permeables en polyamides

Info

Publication number
BE858937A
BE858937A BE181104A BE181104A BE858937A BE 858937 A BE858937 A BE 858937A BE 181104 A BE181104 A BE 181104A BE 181104 A BE181104 A BE 181104A BE 858937 A BE858937 A BE 858937A
Authority
BE
Belgium
Prior art keywords
semi
polyamide membranes
permeable polyamide
permeable
membranes
Prior art date
Application number
BE181104A
Other languages
English (en)
French (fr)
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of BE858937A publication Critical patent/BE858937A/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
    • B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
    • B01D71/69—Polysulfonamides
    • 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
    • B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
    • 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
    • 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)
  • Polyamides (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
BE181104A 1976-09-24 1977-09-22 Membranes semi-permeables en polyamides BE858937A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2642979A DE2642979C2 (de) 1976-09-24 1976-09-24 Semipermeable Membranen aus Polyamiden

Publications (1)

Publication Number Publication Date
BE858937A true BE858937A (fr) 1978-03-22

Family

ID=5988737

Family Applications (1)

Application Number Title Priority Date Filing Date
BE181104A BE858937A (fr) 1976-09-24 1977-09-22 Membranes semi-permeables en polyamides

Country Status (12)

Country Link
US (1) US4269967A (xx)
JP (1) JPS5339980A (xx)
AT (1) AT367649B (xx)
BE (1) BE858937A (xx)
CA (1) CA1104748A (xx)
CH (1) CH629970A5 (xx)
DE (1) DE2642979C2 (xx)
ES (1) ES462585A1 (xx)
FR (1) FR2365361A1 (xx)
GB (1) GB1559449A (xx)
IE (1) IE45936B1 (xx)
NL (1) NL7710362A (xx)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2741669A1 (de) * 1977-09-16 1979-03-22 Bayer Ag Semipermeable membranen aus acrylnitrilcopolymerisaten
JPS5569961A (en) * 1978-11-21 1980-05-27 Matsushita Electric Ind Co Ltd Manufacturing method for cadmium plate for cell
DE3220376A1 (de) * 1982-05-29 1983-12-01 Seitz-Filter-Werke Theo & Geo Seitz GmbH und Co, 6550 Bad Kreuznach Membranfilter fuer mikrofiltration und verfahren zu seiner herstellung
GB8310666D0 (en) * 1983-04-20 1983-05-25 Limit Instant Ltd Treatment of membranes
US4544484A (en) * 1983-06-24 1985-10-01 E. I. Du Pont De Nemours And Company Reverse osmosis membrane quenching
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
JPH0624146B2 (ja) * 1984-07-30 1994-03-30 新神戸電機株式会社 密閉形アルカリ蓄電池製造法
US4695383A (en) * 1986-03-12 1987-09-22 Toyo Boseki Kabushiki Kaisha Permselective membrane
AUPP521298A0 (en) * 1998-08-12 1998-09-03 Life Therapeutics Limited Purification of fibrinogen
US20050224355A1 (en) * 1999-12-23 2005-10-13 Brendon Conlan Removal of biological contaminants
AUPP790898A0 (en) 1998-12-23 1999-01-28 Life Therapeutics Limited Renal dialysis
AUPP790698A0 (en) * 1998-12-23 1999-01-28 Life Therapeutics Limited Separation of microorganisms
US7077942B1 (en) * 1999-12-23 2006-07-18 Gradipore Limited Removal of biological contaminants
AUPQ691400A0 (en) * 2000-04-14 2000-05-11 Life Therapeutics Limited Separation of micromolecules
WO2001078877A1 (en) 2000-04-18 2001-10-25 Gradipore Limited Electrophoresis separation and treatment of samples
AUPQ697300A0 (en) 2000-04-18 2000-05-11 Life Therapeutics Limited Separation apparatus
US6923896B2 (en) * 2000-09-22 2005-08-02 The Texas A&M University System Electrophoresis apparatus and method
JP2004510170A (ja) * 2000-10-06 2004-04-02 グラディポア　リミテッド マルチポート型分離装置および方法
AUPR222300A0 (en) * 2000-12-21 2001-01-25 Life Therapeutics Limited Electrophoresis device and method
CN107106999B (zh) * 2014-12-26 2019-06-21 东丽株式会社 复合半透膜

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1254100A (en) * 1968-02-23 1971-11-17 Bayer Ag Copolyamides having a large disulphimide group content
NL171019C (nl) * 1969-07-08 1983-02-01 Consiglio Nazionale Ricerche Membranen voor omgekeerde osmose.
US3664986A (en) * 1969-10-14 1972-05-23 Du Pont 1,2,5-thiadiazole polymers
DE2017509A1 (de) * 1970-04-13 1971-11-04 Bayer Ag Basisch anfärbbare hochmolekulare aromatische Polyamide
DE2017968A1 (de) * 1970-04-15 1971-10-28 Bayer Sauer modifizierte hochmolekulare Polyamide
US4129559A (en) * 1973-01-16 1978-12-12 Montedison S.P.A. Reverse osmosis anisotropic membranes based on polypiperazine amides
US4123424A (en) * 1973-05-07 1978-10-31 Montedison S.P.A. Polymeric piperazinamides and membranes for reverse osmosis made therefrom
US3993625A (en) * 1973-05-28 1976-11-23 Toray Industries, Inc. Permselective polymeric membranes of organic polyamide or polyhydrazide

Also Published As

Publication number Publication date
ES462585A1 (es) 1978-07-16
NL7710362A (nl) 1978-03-29
IE45936B1 (en) 1983-01-12
FR2365361B1 (xx) 1983-11-25
IE45936L (en) 1978-03-24
JPS5339980A (en) 1978-04-12
CA1104748A (en) 1981-07-07
ATA679877A (de) 1981-12-15
CH629970A5 (de) 1982-05-28
GB1559449A (en) 1980-01-16
DE2642979A1 (de) 1978-03-30
DE2642979C2 (de) 1986-02-06
AT367649B (de) 1982-07-26
US4269967A (en) 1981-05-26
FR2365361A1 (fr) 1978-04-21

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BAYER A.G.

Effective date: 19840922