DK436485A - Membraner til omvendt osmose samt fremgangsmaade til fremstilling deraf - Google Patents

Membraner til omvendt osmose samt fremgangsmaade til fremstilling deraf Download PDF

Info

Publication number: DK436485A
Authority: DK; Denmark
Prior art keywords: membranes; procedures; producing; reverse osmoses; osmoses
Prior art date: 1984-09-27

Application number

DK436485A

Other languages

English (en)

Other versions

DK436485D0 (da

Inventor

Yves Michel Trehu

Bert Carl Wong

Original Assignee

Du Pont

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.)

1984-09-27

Filing date

1985-09-26

Publication date

1986-03-28

1985-09-26 Application filed by Du Pont filed Critical Du Pont

1985-09-26 Publication of DK436485D0 publication Critical patent/DK436485D0/da

1986-03-28 Publication of DK436485A publication Critical patent/DK436485A/da

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
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/06—Flat membranes
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/12—Specific ratios of components used

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Dispersion Chemistry (AREA)
Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Separation Using Semi-Permeable Membranes (AREA)

DK436485A 1984-09-27 1985-09-26 Membraner til omvendt osmose samt fremgangsmaade til fremstilling deraf DK436485A (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US65508684A	1984-09-27	1984-09-27

Publications (2)

Publication Number	Publication Date
DK436485D0 DK436485D0 (da)	1985-09-26
DK436485A true DK436485A (da)	1986-03-28

Family

ID=24627443

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK436485A DK436485A (da)	1984-09-27	1985-09-26	Membraner til omvendt osmose samt fremgangsmaade til fremstilling deraf

Country Status (6)

Country	Link
EP (1)	EP0176992A3 (da)
JP (1)	JPS6186909A (da)
AU (1)	AU4787685A (da)
DK (1)	DK436485A (da)
ES (1)	ES8703286A1 (da)
IL (1)	IL76505A0 (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4749488A (en) *	1987-10-08	1988-06-07	E. I. Du Pont De Nemours And Company	Multilayer reverse osmosis membrane in which one layer is poly-meta-phenylene tetrahydrofuran-2,3,4,5-tetracarboxamide
DE3903098A1 (de) *	1989-02-02	1990-08-16	Hoechst Ag	Semipermeable membran aus einer homogen mischbaren polymerlegierung
US5076817A (en) *	1990-11-30	1991-12-31	E. I. Du Pont De Nemours And Company	Polyamide gas separation membranes and process of using same
JPH04313335A (ja) *	1991-01-30	1992-11-05	E I Du Pont De Nemours & Co	固定板流し込みシステム
GB2332158B (en) *	1995-08-28	1999-11-24	Millipore Invest Holdings	Centrifugal adsorptive sample preparation device and method
US5922203A (en) *	1997-10-07	1999-07-13	Hydranautics	Amine monomers and their use in preparing interfacially synthesized membranes for reverse osmosis and nanofiltration
US6464873B1 (en)	1999-06-15	2002-10-15	Hydranautics	Interfacially polymerized, bipiperidine-polyamide membranes for reverse osmosis and/or nanofiltration and process for making the same
KR101523449B1 (ko) *	2010-11-05	2015-05-27	닛토덴코 가부시키가이샤	시트형 분리막의 제조방법

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3567632A (en) *	1968-09-04	1971-03-02	Du Pont	Permselective,aromatic,nitrogen-containing polymeric membranes
DE2729847A1 (de) *	1976-07-02	1978-01-05	Hitachi Ltd	Aromatische polyamide und im wesentlichen aus aromatischen polyamiden bestehende membranen zur umgekehrten osmose sowie verfahren zu ihrer herstellung
US4087388A (en) *	1976-10-21	1978-05-02	E. I. Du Pont De Nemours And Company	Process of preparing a permselective membrane
JPS5351184A (en) *	1976-10-21	1978-05-10	Du Pont	Selective permeation membranes*solution for making same and method of manufacturing same
JPS583604A (ja) *	1981-06-25	1983-01-10	イ−・アイ・デユポン・デ・ニモアス・アンド・カンパニ−	選択透過膜及びその製造方法

1985
- 1985-09-25 AU AU47876/85A patent/AU4787685A/en not_active Abandoned
- 1985-09-26 IL IL76505A patent/IL76505A0/xx unknown
- 1985-09-26 DK DK436485A patent/DK436485A/da not_active Application Discontinuation
- 1985-09-26 ES ES547336A patent/ES8703286A1/es not_active Expired
- 1985-09-27 JP JP60212729A patent/JPS6186909A/ja active Pending
- 1985-09-27 EP EP85112311A patent/EP0176992A3/en not_active Withdrawn

Also Published As

Publication number	Publication date
JPS6186909A (ja)	1986-05-02
AU4787685A (en)	1986-04-10
ES8703286A1 (es)	1987-02-16
DK436485D0 (da)	1985-09-26
ES547336A0 (es)	1987-02-16
EP0176992A3 (en)	1987-12-09
EP0176992A2 (en)	1986-04-09
IL76505A0 (en)	1986-01-31

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Legal Events

Date	Code	Title	Description
1989-05-08	AHB	Application shelved due to non-payment