CH399423A - Verfahren zur Herstellung wasserlöslicher Membranfilter - Google Patents
Verfahren zur Herstellung wasserlöslicher MembranfilterInfo
- Publication number
- CH399423A CH399423A CH257560A CH257560A CH399423A CH 399423 A CH399423 A CH 399423A CH 257560 A CH257560 A CH 257560A CH 257560 A CH257560 A CH 257560A CH 399423 A CH399423 A CH 399423A
- Authority
- CH
- Switzerland
- Prior art keywords
- production
- water
- membrane filters
- soluble membrane
- soluble
- Prior art date
Links
- 239000012528 membrane Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
-
- 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
- B01D67/00091—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching by evaporation
-
- 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
- B01D67/00111—Polymer pretreatment in the casting solutions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/08—Specific temperatures applied
- B01D2323/081—Heating
-
- 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
- B01D2323/18—Pore-control agents or pore formers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/02—Details relating to pores or porosity of the membranes
- B01D2325/0282—Dynamic pores-stimuli responsive membranes, e.g. thermoresponsive or pH-responsive
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
- C08J2201/05—Elimination by evaporation or heat degradation of a liquid phase
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
- Materials For Medical Uses (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEM41588A DE1173640B (de) | 1959-05-21 | 1959-05-21 | Verfahren zur Herstellung von Membranfiltern |
Publications (1)
Publication Number | Publication Date |
---|---|
CH399423A true CH399423A (de) | 1965-09-30 |
Family
ID=7304070
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH257560A CH399423A (de) | 1959-05-21 | 1960-03-07 | Verfahren zur Herstellung wasserlöslicher Membranfilter |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH399423A (de) |
DE (1) | DE1173640B (de) |
GB (1) | GB920815A (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2615954C3 (de) * | 1975-04-22 | 1981-04-23 | Kuraray Co., Ltd., Kurashiki, Okayama | Membran auf Basis von Polyvinylalkohol |
DE19750215C1 (de) * | 1997-11-13 | 1999-02-04 | Sartorius Gmbh | Gelatinemembranfilter und Verfahren zu ihrer Herstellung |
DE19814715A1 (de) | 1998-04-02 | 1999-10-07 | Sartorius Gmbh | Gelatinemembranfilter, Verfahren zu ihrer Herstellung und ihre Verwendung |
US6406906B1 (en) * | 2000-05-10 | 2002-06-18 | Sartorius Ag | Gelatin membrane filters and method for producing the same |
CN101422669B (zh) * | 2008-11-26 | 2012-02-08 | 南昌大学 | 一种亲水性高分子微孔过滤材料的制备方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2236061A (en) * | 1937-05-27 | 1941-03-25 | Du Pont | Method of making films, threads, and the like |
-
1959
- 1959-05-21 DE DEM41588A patent/DE1173640B/de active Pending
-
1960
- 1960-03-07 CH CH257560A patent/CH399423A/de unknown
- 1960-04-06 GB GB12152/60A patent/GB920815A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1173640B (de) | 1964-07-09 |
GB920815A (en) | 1963-03-13 |
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