NL78093C - Werkwijze ter bereiding van selectieve negatieve membranen door oxydatie van cellulose en aldus vervaardigde membranen - Google Patents
Werkwijze ter bereiding van selectieve negatieve membranen door oxydatie van cellulose en aldus vervaardigde membranenInfo
- Publication number
- NL78093C NL78093C NL165662A NL165662A NL78093C NL 78093 C NL78093 C NL 78093C NL 165662 A NL165662 A NL 165662A NL 165662 A NL165662 A NL 165662A NL 78093 C NL78093 C NL 78093C
- Authority
- NL
- Netherlands
- Prior art keywords
- membranes
- cellulose
- oxidation
- preparation
- produced
- Prior art date
Links
- 239000012528 membrane Substances 0.000 title 2
- 229920002678 cellulose Polymers 0.000 title 1
- 239000001913 cellulose Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000003647 oxidation Effects 0.000 title 1
- 238000007254 oxidation reaction Methods 0.000 title 1
Classifications
-
- 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
- B01D67/0006—Organic membrane manufacture by chemical reactions
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
- C08B15/02—Oxycellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
- C08B15/04—Carboxycellulose, e.g. prepared by oxidation with nitrogen dioxide
-
- 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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/20—Manufacture of shaped structures of ion-exchange resins
- C08J5/22—Films, membranes or diaphragms
- C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
- C08J5/2212—Natural macromolecular compounds
-
- 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
- C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL165662A NL78093C (nl) | 1951-11-28 | 1951-11-28 | Werkwijze ter bereiding van selectieve negatieve membranen door oxydatie van cellulose en aldus vervaardigde membranen |
GB30104/52A GB711765A (en) | 1951-11-28 | 1952-11-27 | Improvements in selective electronegative membranes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL165662A NL78093C (nl) | 1951-11-28 | 1951-11-28 | Werkwijze ter bereiding van selectieve negatieve membranen door oxydatie van cellulose en aldus vervaardigde membranen |
Publications (1)
Publication Number | Publication Date |
---|---|
NL78093C true NL78093C (nl) | 1955-05-16 |
Family
ID=1827162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL165662A NL78093C (nl) | 1951-11-28 | 1951-11-28 | Werkwijze ter bereiding van selectieve negatieve membranen door oxydatie van cellulose en aldus vervaardigde membranen |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB711765A (it) |
NL (1) | NL78093C (it) |
-
1951
- 1951-11-28 NL NL165662A patent/NL78093C/nl active
-
1952
- 1952-11-27 GB GB30104/52A patent/GB711765A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB711765A (en) | 1954-07-07 |
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