ES372255A1 - Procedimiento para la preparacion de membranas semi-permea-bles. - Google Patents

Procedimiento para la preparacion de membranas semi-permea-bles.

Info

Publication number: ES372255A1
Authority: ES; Spain
Prior art keywords: solvent; membranes; monovalent hydrocarbon; radicals; tubular
Prior art date: 1968-10-07
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

ES372255A

Other languages

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.)

Rhone Poulenc SA

Original Assignee

Rhone Poulenc SA

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.)

1968-10-07

Filing date

1969-10-07

Publication date

1971-09-16

1969-10-07 Application filed by Rhone Poulenc SA filed Critical Rhone Poulenc SA

1971-09-16 Publication of ES372255A1 publication Critical patent/ES372255A1/es

Status Expired legal-status Critical Current

Links

239000012528 membrane Substances 0.000 title abstract 6
239000002904 solvent Substances 0.000 abstract 5
229920000642 polymer Polymers 0.000 abstract 3
239000004215 Carbon black (E152) Substances 0.000 abstract 2
239000004952 Polyamide Substances 0.000 abstract 2
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract 2
239000011521 glass Substances 0.000 abstract 2
229930195733 hydrocarbon Natural products 0.000 abstract 2
238000000034 method Methods 0.000 abstract 2
229920002647 polyamide Polymers 0.000 abstract 2
XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 abstract 1
MPCRDALPQLDDFX-UHFFFAOYSA-L Magnesium perchlorate Chemical compound [Mg+2].[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O MPCRDALPQLDDFX-UHFFFAOYSA-L 0.000 abstract 1
125000003545 alkoxy group Chemical group 0.000 abstract 1
238000005266 casting Methods 0.000 abstract 1
239000003795 chemical substances by application Substances 0.000 abstract 1
238000010612 desalination reaction Methods 0.000 abstract 1
238000001704 evaporation Methods 0.000 abstract 1
238000001223 reverse osmosis Methods 0.000 abstract 1
239000013535 sea water Substances 0.000 abstract 1
239000011780 sodium chloride Substances 0.000 abstract 1
239000007787 solid Substances 0.000 abstract 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1

Classifications

- 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
- C08G69/32—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from aromatic diamines and aromatic dicarboxylic acids with both amino and carboxylic groups aromatically bound
- 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)

ES372255A 1968-10-07 1969-10-07 Procedimiento para la preparacion de membranas semi-permea-bles. Expired ES372255A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR168986		1968-10-07

Publications (1)

Publication Number	Publication Date
ES372255A1 true ES372255A1 (es)	1971-09-16

Family

ID=8655349

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES372255A Expired ES372255A1 (es)	1968-10-07	1969-10-07	Procedimiento para la preparacion de membranas semi-permea-bles.

Country Status (11)

Country	Link
US (1)	US3619424A (es)
BE (1)	BE739909A (es)
BR (1)	BR6913013D0 (es)
CH (1)	CH515298A (es)
DE (1)	DE1950594C3 (es)
ES (1)	ES372255A1 (es)
FR (1)	FR1587422A (es)
GB (1)	GB1268830A (es)
IL (1)	IL33122A (es)
LU (1)	LU59580A1 (es)
NL (1)	NL6914734A (es)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5223346B2 (es) *	1972-08-30	1977-06-23
US3993625A (en) *	1973-05-28	1976-11-23	Toray Industries, Inc.	Permselective polymeric membranes of organic polyamide or polyhydrazide
JPS5193786A (en) *	1975-02-15	1976-08-17		Makurokagatano chukuseni
US4017237A (en) *	1975-03-05	1977-04-12	Bethlehem Steel Corporation	Injection mold with ultra sonic gating means
DE2751910B2 (de) *	1977-11-21	1979-09-20	Hoechst Ag, 6000 Frankfurt	Permselektive, asymmetrische Hämofiltrationsmembran mit heteroporöser Struktur
US4277344A (en) *	1979-02-22	1981-07-07	Filmtec Corporation	Interfacially synthesized reverse osmosis membrane
US6337018B1 (en) *	2000-04-17	2002-01-08	The Dow Chemical Company	Composite membrane and method for making the same
ES2321443T3 (es) *	2005-02-18	2009-06-05	Akzo Nobel N.V.	Procedimiento para preparar sal.
US8038884B2 (en) *	2005-02-18	2011-10-18	Akzo Nobel N.V.	Process to prepare chlorine-containing compounds
US8177978B2 (en) *	2008-04-15	2012-05-15	Nanoh20, Inc.	Reverse osmosis membranes
US8567612B2 (en)	2008-04-15	2013-10-29	Nanoh2O, Inc.	Hybrid TFC RO membranes with nitrogen additives
WO2012064939A2 (en)	2010-11-10	2012-05-18	Nanoh2O, Inc.	Improved hybrid tfc ro membranes with non-metallic additives
DE102014200343B4 (de)	2014-01-10	2021-08-12	Robert Bosch Gmbh	Verfahren zum Ermitteln eines erhöhten Widerstands eines Zellverbinders, Verfahren zum Batteriemanagement, Computerprogramm, Batteriemanagementsystem, Batteriepack sowie Kraftfahrzeug mit einem Batteriepack
US9861940B2 (en)	2015-08-31	2018-01-09	Lg Baboh2O, Inc.	Additives for salt rejection enhancement of a membrane
US9737859B2 (en)	2016-01-11	2017-08-22	Lg Nanoh2O, Inc.	Process for improved water flux through a TFC membrane
US10155203B2 (en)	2016-03-03	2018-12-18	Lg Nanoh2O, Inc.	Methods of enhancing water flux of a TFC membrane using oxidizing and reducing agents

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2252554A (en) *	1938-09-19	1941-08-12	Wilmington Trust Company	Polymeric material
US3063966A (en) *	1958-02-05	1962-11-13	Du Pont	Process of making wholly aromatic polyamides
US3220960A (en) *	1960-12-21	1965-11-30	Wichterle Otto	Cross-linked hydrophilic polymers and articles made therefrom

1968
- 1968-10-07 FR FR168986A patent/FR1587422A/fr not_active Expired
1969
- 1969-09-29 NL NL6914734A patent/NL6914734A/xx unknown
- 1969-10-03 BR BR213013/69A patent/BR6913013D0/pt unknown
- 1969-10-06 CH CH1500669A patent/CH515298A/fr not_active IP Right Cessation
- 1969-10-06 BE BE739909D patent/BE739909A/xx unknown
- 1969-10-06 GB GB49069/69A patent/GB1268830A/en not_active Expired
- 1969-10-06 LU LU59580D patent/LU59580A1/xx unknown
- 1969-10-06 US US864186A patent/US3619424A/en not_active Expired - Lifetime
- 1969-10-06 IL IL33122A patent/IL33122A/en unknown
- 1969-10-07 ES ES372255A patent/ES372255A1/es not_active Expired
- 1969-10-07 DE DE1950594A patent/DE1950594C3/de not_active Expired

Also Published As

Publication number	Publication date
FR1587422A (es)	1970-03-20
BE739909A (es)	1970-04-06
DE1950594B2 (de)	1975-02-13
BR6913013D0 (pt)	1973-01-09
NL6914734A (es)	1970-04-09
IL33122A (en)	1973-06-29
DE1950594A1 (de)	1970-04-09
DE1950594C3 (de)	1975-09-18
LU59580A1 (es)	1970-04-06
US3619424A (en)	1971-11-09
GB1268830A (en)	1972-03-29
CH515298A (fr)	1971-11-15
IL33122A0 (en)	1969-12-31

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