IE45467L - Semipermeable membranes - Google Patents

Semipermeable membranes

Info

Publication number: IE45467L
Authority: IE; Ireland
Prior art keywords: semipermeable membranes; semipermeable; membranes
Prior art date: 1976-09-03

Application number

IE771714A

Other versions

IE45467B1 (en

Original Assignee

Asahi Chemical Ind

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.)

1976-09-03

Filing date

1977-08-16

Publication date

1978-03-03

1977-08-16 Application filed by Asahi Chemical Ind filed Critical Asahi Chemical Ind

1978-03-03 Publication of IE45467L publication Critical patent/IE45467L/en

1982-09-08 Publication of IE45467B1 publication Critical patent/IE45467B1/en

Classifications

- 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
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
- 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
- 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
- B01D67/0016—Coagulation
- 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
- B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
- B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
- 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
- B01D69/04—Tubular membranes
- 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
- B01D69/08—Hollow fibre membranes

Landscapes

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

IE1714/77A 1976-09-03 1977-08-16 Semipermeable membranes and method for producing same IE45467B1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP51105638A JPS6029282B2 (en)	1976-09-03	1976-09-03	Semipermeable membrane and its manufacturing method

Publications (2)

Publication Number	Publication Date
IE45467L true IE45467L (en)	1978-03-03
IE45467B1 IE45467B1 (en)	1982-09-08

Family

ID=14412987

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IE1714/77A IE45467B1 (en)	1976-09-03	1977-08-16	Semipermeable membranes and method for producing same

Country Status (6)

Country	Link
JP (1)	JPS6029282B2 (en)
DE (1)	DE2739118C3 (en)
FR (1)	FR2363350A1 (en)
GB (1)	GB1565113A (en)
IE (1)	IE45467B1 (en)
IT (1)	IT1085160B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS546916A (en) *	1977-06-20	1979-01-19	Asahi Chem Ind Co Ltd	Hollow cellulose fibers and their production
NZ188666A (en) *	1977-10-21	1980-12-19	Unisearch Ltd	Anisotropic synthetic membrane
JPS5596162A (en) *	1979-01-18	1980-07-22	Asahi Medical Co	Polycarbonate hollow fiber dialysis film and its preparation
JPS5735905A (en) *	1980-08-13	1982-02-26	Asahi Chem Ind Co Ltd	Membrane for dialysis and production for the same
JPS5891822A (en) *	1981-11-27	1983-05-31	Kuraray Co Ltd	Polysulfone hollow fiber membrane, its production and filtration therewith
JPS61118665A (en) *	1984-11-14	1986-06-05	Kawasaki Heavy Ind Ltd	Apparatus for detecting flow of sand and the like
US4808315A (en) *	1986-04-28	1989-02-28	Asahi Kasei Kogyo Kabushiki Kaisha	Porous hollow fiber membrane and a method for the removal of a virus by using the same
US5679042A (en) *	1996-04-25	1997-10-21	Kimberly-Clark Worldwide, Inc.	Nonwoven fabric having a pore size gradient and method of making same
JP4689790B2 (en) *	2000-05-02	2011-05-25	ポール・コーポレーション	Internal hydrophilic membrane of anionic copolymer blend
DE60328487D1 (en) *	2002-05-17	2009-09-03	Millipore Corp	METHOD FOR PRODUCING AN ASYMMETRIC MEMBRANE HAVING A HIGH THROUGHPUT
US20140339165A1 (en) *	2013-05-14	2014-11-20	Pall Corporation	High throughput membrane with rough surface

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE342820A (en) *	1925-09-17
GB1132594A (en) *	1964-08-13	1968-11-06	Porous Plastics Ltd	Improvements relating to artificial leather
US3423491A (en) *	1964-09-02	1969-01-21	Dow Chemical Co	Permselective hollow fibers and method of making
GB1267167A (en) *	1968-09-30	1972-03-15
US3709774A (en) *	1970-05-13	1973-01-09	Gen Electric	Preparation of asymmetric polymer membranes
FR2138333B1 (en) *	1971-05-24	1974-03-08	Rhone Poulenc Sa
US3864418A (en) *	1973-03-12	1975-02-04	Standard Oil Co	Process of separating complexable materials employing semipermeable polymer film

1976
- 1976-09-03 JP JP51105638A patent/JPS6029282B2/en not_active Expired
1977
- 1977-08-16 IE IE1714/77A patent/IE45467B1/en not_active IP Right Cessation
- 1977-08-19 GB GB34933/77A patent/GB1565113A/en not_active Expired
- 1977-08-29 IT IT27045/77A patent/IT1085160B/en active
- 1977-08-31 FR FR7726492A patent/FR2363350A1/en active Granted
- 1977-08-31 DE DE2739118A patent/DE2739118C3/en not_active Expired

Also Published As

Publication number	Publication date
JPS6029282B2 (en)	1985-07-10
IT1085160B (en)	1985-05-28
DE2739118B2 (en)	1980-04-24
DE2739118C3 (en)	1984-09-20
JPS5330989A (en)	1978-03-23
GB1565113A (en)	1980-04-16
IE45467B1 (en)	1982-09-08
DE2739118A1 (en)	1978-03-09
FR2363350B1 (en)	1980-02-08
FR2363350A1 (en)	1978-03-31

Publication	Publication Date	Title
GB2070974B (en)	1983-10-05	Supported semipermeable membrane
JPS5387599A (en)	1978-08-02	Dialyzer
AU2264177A (en)	1978-08-31	Reverse osmosis apparatus
GB2016024B (en)	1982-02-10	Reverse osmosis semipermeable membrane
GB1541344A (en)	1979-02-28	Plasmapheresis apparatus
AU503682B2 (en)	1979-09-13	Dialysis membrane
JPS5348980A (en)	1978-05-02	Dialysis apparatus
JPS5240486A (en)	1977-03-29	Semipermeable membrane and its manufacture
DK409478A (en)	1979-03-17	SEMIPERMEABLE MEMBRANES
YU241177A (en)	1982-05-31	Dialysis apparatus
JPS5358288A (en)	1978-05-26	Osmosis dialysis device
GB1539687A (en)	1979-01-31	Filtration system
JPS5339980A (en)	1978-04-12	Polyamide semipermeable membrane
DE3167434D1 (en)	1985-01-10	Semipermeable membranes
ZA818207B (en)	1982-10-27	Permselective membranes
GB2035129B (en)	1983-03-23	Hemodialysis apparatus
JPS5270990A (en)	1977-06-13	Copolyamide semipermeable membrane
JPS5375175A (en)	1978-07-04	Semipermeable membrane and manufacture thereof
PT66438B (en)	1978-09-20	Device for the diffustion of substances between two fluidsvia semipermeable membranes
JPS5270989A (en)	1977-06-13	Copolyamide semipermeable membrane
JPS535077A (en)	1978-01-18	Membrane separation method
DE3065538D1 (en)	1983-12-15	Permselective membrane
DK148436C (en)	1986-03-03	FIBROEST BACKGROUND FOR SEMIPERMEABLE MEMBRANES
IE45467L (en)	1978-03-03	Semipermeable membranes
JPS53122683A (en)	1978-10-26	Semipermeable membrane and manufacture thereof

Legal Events

Date	Code	Title	Description
1994-06-29	MM4A	Patent lapsed
1995-09-06	NE4A	Application for restoration sect. 37 patents act 1992
1996-08-07	NF4A	Order made for restoration sect. 37 patents act 1992	Free format text: 19960715
1997-09-24	MK9A	Patent expired