DK492476A - Fremgangsmade til fremstilling af membraner til osmotisk adskillelse - Google Patents

Fremgangsmade til fremstilling af membraner til osmotisk adskillelse

Info

Publication number: DK492476A
Authority: DK; Denmark
Prior art keywords: osmotic separation; manufacturing membranes; membranes; manufacturing; osmotic
Prior art date: 1976-05-14

Application number

DK492676A

Other languages

English (en)

Other versions

DK146773B (da

DK146773C (da

Inventor

D G Nussbaumer

Original Assignee

Sartorius

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.)

1976-05-14

Filing date

1976-10-29

Publication date

1977-11-15

1976-10-29 Application filed by Sartorius filed Critical Sartorius

1977-11-15 Publication of DK492476A publication Critical patent/DK492476A/da

1984-01-02 Publication of DK146773B publication Critical patent/DK146773B/da

1984-06-12 Application granted granted Critical

1984-06-12 Publication of DK146773C publication Critical patent/DK146773C/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
- B01D71/08—Polysaccharides
- B01D71/12—Cellulose derivatives
- B01D71/14—Esters of organic acids
- B01D71/16—Cellulose acetate
- 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
- B01D67/0011—Casting solutions therefor
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/15—Use of additives
- B01D2323/16—Swelling agents
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis

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)
Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

DK492476A 1976-05-14 1976-10-29 Fremgangsmaade til fremstilling af asymmetriske permselektive cellulosetriacetatmembraner og anvendelse af en saadan membran DK146773C (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE2621519		1976-05-14
DE2621519A DE2621519C3 (de)	1976-05-14	1976-05-14	Verfahren zur Herstellung von asymmetrischen permselektiven Zellulosetriacetatmembranen mit Skinschicht

Publications (3)

Publication Number	Publication Date
DK492476A true DK492476A (da)	1977-11-15
DK146773B DK146773B (da)	1984-01-02
DK146773C DK146773C (da)	1984-06-12

Family

ID=5978012

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK492476A DK146773C (da)	1976-05-14	1976-10-29	Fremgangsmaade til fremstilling af asymmetriske permselektive cellulosetriacetatmembraner og anvendelse af en saadan membran

Country Status (13)

Country	Link
US (1)	US4147622A (da)
JP (1)	JPS52138485A (da)
AU (1)	AU505286B2 (da)
CA (1)	CA1078117A (da)
CH (1)	CH629969A5 (da)
DE (1)	DE2621519C3 (da)
DK (1)	DK146773C (da)
FR (1)	FR2351147A1 (da)
GB (1)	GB1545540A (da)
IL (1)	IL50799A (da)
IT (1)	IT1068436B (da)
SE (1)	SE415662B (da)
ZA (1)	ZA766497B (da)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5562214A (en) *	1978-11-02	1980-05-10	Toyobo Co Ltd	Production of hollow fiber membrane
DE2816086C3 (de) *	1978-04-13	1985-04-25	Sartorius GmbH, 3400 Göttingen	Asymmetrische Ultrafiltrationsmembrane auf der Basis von Zellulosetriacetat
DE2816085B2 (de) *	1978-04-13	1981-04-23	Sartorius GmbH, 3400 Göttingen	Asymmetrische Ultrafiltrationsmembrane auf der Basis von Zellulosehydrat
FR2433357A1 (fr) *	1978-08-17	1980-03-14	Toray Industries	Membranes d'osmose inverse formees de derives de cellulose et solutions de coulee ou de moulage pour leur preparation
JPS5938805B2 (ja) *	1979-04-06	1984-09-19	ダイセル化学工業株式会社	選択透過性を有する半透膜の製法
DE2946067A1 (de) *	1979-11-15	1981-05-21	Merck Patent Gmbh, 6100 Darmstadt	Verfahren zur umstimmung von diffusionsmembranen, die so umgestimmten membranen und ihre verwendung
US4707266A (en) *	1982-02-05	1987-11-17	Pall Corporation	Polyamide membrane with controlled surface properties
SE8303413L (sv) *	1983-06-15	1984-12-16	Gambro Dialysatoren	Sett att behandla en cellulosahalfiber
JPS63139929A (ja) *	1986-12-02	1988-06-11	Fuji Photo Film Co Ltd	微孔性膜の製造方法
US4855048A (en) *	1987-09-22	1989-08-08	Air Products And Chemicals, Inc.	Air dried cellulose acetate membranes
US4859384A (en) *	1987-11-18	1989-08-22	Filmtec Corp.	Novel polyamide reverse osmosis membranes
US4913864A (en) *	1987-11-19	1990-04-03	Teijin Limited	Process for preparation of porous hollow filament
US5011637A (en) *	1989-01-23	1991-04-30	The Dow Chemical Company	Preparing cellulose ester membranes for gas separation
US4980063A (en) *	1989-01-27	1990-12-25	The Dow Chemical Company	Compositions useful for preparing cellulose ester membranes for liquid separations
US5624561A (en) *	1993-07-28	1997-04-29	Toyo Boseki Kabushiki Kaisha	Cellulose acetate hemodialysis membrane
DE102004053787B4 (de) *	2004-11-08	2007-08-02	Sartorius Ag	Cellulosehydrat-Ultrafiltrationsmembranen und Verfahren zu deren Herstellung
US8123945B2 (en) *	2007-05-09	2012-02-28	The United States of America as represented by the Secretary of the Interior, The Bereau of Reclamation	Method for making high flux, high salt rejection cellulose desalting membranes
DE102008018734B4 (de) *	2008-04-14	2013-03-21	Sartorius Stedim Biotech Gmbh	Hydrophobe Cellulose-Membran, Verfahren zu ihrer Herstellung und ihre Verwendung in der hydrophoben Interaktionschromatographie
CA2771902C (en) *	2009-08-24	2020-02-25	Oasys Water, Inc.	Forward osmosis membranes with removable backing layer
CN118477498B (zh) *	2024-07-11	2024-10-18	阿克菲姆膜材(嘉兴)有限公司	一种长效抗污堵高气体渗透性的聚4-甲基-1-戊烯膜制备方法及用途

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3497072A (en) *	1966-05-02	1970-02-24	Aerojet General Co	Reverse osmosis membrane and method of manufacture
US3884801A (en) *	1972-05-02	1975-05-20	Us Interior	Preparation of reverse osmosis membranes by complete evaporation of the solvent system
US3846404A (en) *	1973-05-23	1974-11-05	Moleculon Res Corp	Process of preparing gelled cellulose triacetate products and the products produced thereby
US4026978A (en) *	1975-07-17	1977-05-31	The United States Of America As Represented By The Secretary Of The Interior	Method of making asymmetric cellulose triacetate membranes

1976
- 1976-05-14 DE DE2621519A patent/DE2621519C3/de not_active Expired
- 1976-10-28 IT IT28785/76A patent/IT1068436B/it active
- 1976-10-29 FR FR7632695A patent/FR2351147A1/fr active Granted
- 1976-10-29 DK DK492476A patent/DK146773C/da not_active IP Right Cessation
- 1976-10-29 CH CH1368976A patent/CH629969A5/de not_active IP Right Cessation
- 1976-10-29 JP JP13117576A patent/JPS52138485A/ja active Granted
- 1976-10-29 SE SE7612066A patent/SE415662B/xx unknown
- 1976-10-29 GB GB45089/76A patent/GB1545540A/en not_active Expired
- 1976-10-29 ZA ZA766497A patent/ZA766497B/xx unknown
- 1976-10-29 CA CA264,429A patent/CA1078117A/en not_active Expired
- 1976-10-31 IL IL7650799A patent/IL50799A/xx unknown
- 1976-11-01 AU AU19222/76A patent/AU505286B2/en not_active Expired
1977
- 1977-03-18 US US05/779,222 patent/US4147622A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE2621519A1 (de)	1977-11-24
CA1078117A (en)	1980-05-27
DK146773B (da)	1984-01-02
FR2351147B1 (da)	1983-03-18
IL50799A0 (en)	1976-12-31
IT1068436B (it)	1985-03-21
CH629969A5 (de)	1982-05-28
US4147622A (en)	1979-04-03
AU505286B2 (en)	1979-11-15
SE415662B (sv)	1980-10-20
GB1545540A (en)	1979-05-10
JPS5616683B2 (da)	1981-04-17
DE2621519C3 (de)	1982-07-15
ZA766497B (en)	1977-10-26
JPS52138485A (en)	1977-11-18
AU1922276A (en)	1978-05-11
IL50799A (en)	1980-06-30
DE2621519B2 (de)	1981-12-03
DK146773C (da)	1984-06-12
FR2351147A1 (fr)	1977-12-09
SE7612066L (sv)	1977-11-15

Publication	Publication Date	Title
DK146878C (da)	1984-07-02	Fremgangsmaade til fremstilling af separationsmembraner
DK492476A (da)	1977-11-15	Fremgangsmade til fremstilling af membraner til osmotisk adskillelse
DK148735C (da)	1986-02-03	Membran af multikomponent-typen til gasseparation
DK146656C (da)	1984-05-07	Fremgangsmaade til fremstilling af mono- eller disalte af n-phosphonomethylglycin
DK293578A (da)	1979-01-16	Fremgangsmaade til fremstilling af en mikroporoes menbran til filtreringsanlaeg
DK146615C (da)	1984-04-30	Fremgangsmaade til forbedring af semipermeable membraners frastoedningsydeevne
AT367649B (de)	1982-07-26	Semipermeable membranen
AT360048B (de)	1980-12-10	Semipermeable membranen aus copolyamiden
DK46777A (da)	1977-08-06	Fremgangsmade til fremstilling af meta-aryloxybenzaldehyder
AT364733B (de)	1981-11-10	Semipermeable membranen aus copolyamiden
DK149446C (da)	1986-11-17	Fremgangsmaade til fremstilling af acylcyanider
DK148436C (da)	1986-03-03	Fibroest baerelag for semipermeable membraner
DK584777A (da)	1978-07-01	Fremgangsmaade til fremstilling af sterolinforbindelser
DK55983D0 (da)	1983-02-09	Fremgangsmade til fremstilling af semipermeable membraner
DK147436C (da)	1985-03-11	Fremgangsmaade til fremstilling af acylcyanider
DK496377A (da)	1978-05-09	Fremgangsmaade til fremstilling af en blokpolyamideopolymer
DK236677A (da)	1977-11-29	Fremgangsmade til fremstilling af kvadratsyre
DK149447C (da)	1986-11-17	Fremgangsmaade til fremstilling af acylcyanider
DK154750C (da)	1989-05-08	Fremgangsmaade til fremstilling af en semipermeabel membran
DK486177A (da)	1978-05-13	Fremgangsmaade til fremstilling af heparin
DK208677A (da)	1977-11-14	Fremgangsmade til fremstilling af maphthylforbindelser
DK96077A (da)	1977-09-06	Fremgangsmaade til fremstilling af heparin
DK588677A (da)	1978-07-01	Fremgangsmaade til fremstilling af azopigmenter
DK149948C (da)	1987-07-06	Fremgangsmaade til fremstilling af 4-chlor-5-alkoxycarbonyl-2-methoxy-pyrimidiner
DK162182A (da)	1982-10-21	Fremgangsmaade til fremstilling af en semipermeabel membran

Legal Events

Date	Code	Title	Description
1985-01-28	PBP	Patent lapsed