JPS5611484B2 - - Google Patents

Info

Publication number
JPS5611484B2
JPS5611484B2 JP438573A JP438573A JPS5611484B2 JP S5611484 B2 JPS5611484 B2 JP S5611484B2 JP 438573 A JP438573 A JP 438573A JP 438573 A JP438573 A JP 438573A JP S5611484 B2 JPS5611484 B2 JP S5611484B2
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.)
Expired
Application number
JP438573A
Other versions
JPS4880481A (ja
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 filed Critical
Publication of JPS4880481A publication Critical patent/JPS4880481A/ja
Publication of JPS5611484B2 publication Critical patent/JPS5611484B2/ja
Expired legal-status Critical Current

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
    • 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
    • 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
JP438573A 1971-12-30 1972-12-29 Expired JPS5611484B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT33137/71A IT944578B (it) 1971-12-30 1971-12-30 Membrane polimeriche per osmosi inversa ad alto flusso d acqua ed elevata reiezione salina e metodo di preparazione di tali membrane

Publications (2)

Publication Number Publication Date
JPS4880481A JPS4880481A (ja) 1973-10-27
JPS5611484B2 true JPS5611484B2 (ja) 1981-03-14

Family

ID=11236670

Family Applications (1)

Application Number Title Priority Date Filing Date
JP438573A Expired JPS5611484B2 (ja) 1971-12-30 1972-12-29

Country Status (13)

Country Link
JP (1) JPS5611484B2 (ja)
BE (1) BE793504A (ja)
BR (1) BR7209266D0 (ja)
CA (1) CA1018315A (ja)
DE (1) DE2263774C2 (ja)
EG (1) EG10806A (ja)
ES (1) ES410178A1 (ja)
FR (1) FR2166115B1 (ja)
GB (1) GB1391559A (ja)
IL (1) IL41210A (ja)
IT (1) IT944578B (ja)
NL (1) NL175884C (ja)
ZA (1) ZA729171B (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA74296B (en) * 1973-01-16 1974-11-27 Montedison Spa Reverse osmosis anisotropic membranes with great water flow and strong saline rejection,based on polypiperazine amides,and process for preparing such membranes
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
IT1153101B (it) * 1982-07-01 1987-01-14 Montedison Spa Procedimento per la preparazione di corpi formati anisotropi a base di poli-piperazinammidi
IT1222627B (it) * 1987-09-09 1990-09-05 Separem Spa Procedimento per la preparazione di membrane per osmosi inversa e membrane ottenute con tale procedimento
US4921611A (en) * 1987-10-14 1990-05-01 Schucker Robert C Thin film composite membrane prepared by deposition from a solution
US4837054A (en) * 1987-10-14 1989-06-06 Exxon Research And Engineering Company Thin film composite membrane prepared by deposition from a solution
US4879044A (en) * 1987-10-14 1989-11-07 Exxon Research And Engineering Company Highly aromatic anisotropic polyurea/urethane membranes and their use for the separation of aromatics from non aromatics
US4861628A (en) * 1987-10-14 1989-08-29 Exxon Research And Engineering Company Thin film composite membrane prepared by suspension deposition
US4828773A (en) * 1987-10-14 1989-05-09 Exxon Research And Engineering Company Highly aromatic anisotropic polyurea/urethane membranes and their use for the separation of aromatics from non-aromatics
US5045354A (en) * 1989-12-19 1991-09-03 Exxon Research & Engineering Company Production of supported thin film membranes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7009957A (ja) * 1969-07-08 1971-01-12
US3696031A (en) * 1969-07-08 1972-10-03 Consiglio Nazionale Ricerche Osmosis process

Also Published As

Publication number Publication date
DE2263774C2 (de) 1982-04-01
FR2166115B1 (ja) 1976-04-23
BR7209266D0 (pt) 1973-09-25
ES410178A1 (es) 1975-12-01
FR2166115A1 (ja) 1973-08-10
BE793504A (fr) 1973-06-29
IL41210A0 (en) 1973-02-28
NL175884C (nl) 1985-01-16
DE2263774A1 (de) 1973-07-12
IL41210A (en) 1976-08-31
CA1018315A (en) 1977-10-04
EG10806A (en) 1976-09-30
GB1391559A (en) 1975-04-23
IT944578B (it) 1973-04-20
NL175884B (nl) 1984-08-16
NL7217668A (ja) 1973-07-03
ZA729171B (en) 1973-09-26
JPS4880481A (ja) 1973-10-27

Similar Documents

Publication Publication Date Title
FR2166115B1 (ja)
AR196074A1 (ja)
AU2658571A (ja)
AU2691671A (ja)
AU2564071A (ja)
AU3005371A (ja)
AU2684071A (ja)
AU2742671A (ja)
AU2894671A (ja)
AU2941471A (ja)
AU2952271A (ja)
AU2885171A (ja)
AU2854371A (ja)
AU2503871A (ja)
AU3025871A (ja)
AU2740271A (ja)
AU2963771A (ja)
AU2577671A (ja)
AU2588771A (ja)
AU2940971A (ja)
AU2938071A (ja)
AU2930871A (ja)
AU2927871A (ja)
AU2907471A (ja)
AU2654071A (ja)