DE2033110A1 - Material zur Herstellung von Viel zweck Membranen - Google Patents
Material zur Herstellung von Viel zweck MembranenInfo
- Publication number
- DE2033110A1 DE2033110A1 DE19702033110 DE2033110A DE2033110A1 DE 2033110 A1 DE2033110 A1 DE 2033110A1 DE 19702033110 DE19702033110 DE 19702033110 DE 2033110 A DE2033110 A DE 2033110A DE 2033110 A1 DE2033110 A1 DE 2033110A1
- Authority
- DE
- Germany
- Prior art keywords
- membrane
- water
- samples
- sample
- soluble
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 239000012528 membrane Substances 0.000 title claims description 47
- 239000000463 material Substances 0.000 title claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 239000000126 substance Substances 0.000 claims description 29
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 description 14
- 239000000758 substrate Substances 0.000 description 14
- 238000012360 testing method Methods 0.000 description 10
- 229920001479 Hydroxyethyl methyl cellulose Polymers 0.000 description 9
- 229920000642 polymer Polymers 0.000 description 8
- 239000000654 additive Substances 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 230000000996 additive effect Effects 0.000 description 6
- 229920000126 latex Polymers 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 239000004375 Dextrin Substances 0.000 description 4
- 229920001353 Dextrin Polymers 0.000 description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 235000019425 dextrin Nutrition 0.000 description 4
- 201000004356 excessive tearing Diseases 0.000 description 4
- 239000004816 latex Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229920006173 natural rubber latex Polymers 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 description 4
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 3
- 230000032683 aging Effects 0.000 description 3
- 239000001341 hydroxy propyl starch Substances 0.000 description 3
- 235000013828 hydroxypropyl starch Nutrition 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 238000007127 saponification reaction Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 244000043261 Hevea brasiliensis Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- 241000607479 Yersinia pestis Species 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000013256 coordination polymer Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 235000011187 glycerol Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 229920003052 natural elastomer Polymers 0.000 description 2
- 229920001194 natural rubber Polymers 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- 239000008234 soft water Substances 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229920006174 synthetic rubber latex Polymers 0.000 description 2
- BOMUADPKDXMXIH-UHFFFAOYSA-M 1,3-bis(1-methylquinolin-1-ium-6-yl)urea;methyl sulfate Chemical compound COS([O-])(=O)=O.COS([O-])(=O)=O.C[N+]1=CC=CC2=CC(NC(=O)NC=3C=C4C=CC=[N+](C4=CC=3)C)=CC=C21 BOMUADPKDXMXIH-UHFFFAOYSA-M 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 229920000896 Ethulose Polymers 0.000 description 1
- 239000001859 Ethyl hydroxyethyl cellulose Substances 0.000 description 1
- 206010035148 Plague Diseases 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- IQFVPQOLBLOTPF-HKXUKFGYSA-L congo red Chemical compound [Na+].[Na+].C1=CC=CC2=C(N)C(/N=N/C3=CC=C(C=C3)C3=CC=C(C=C3)/N=N/C3=C(C4=CC=CC=C4C(=C3)S([O-])(=O)=O)N)=CC(S([O-])(=O)=O)=C21 IQFVPQOLBLOTPF-HKXUKFGYSA-L 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 235000019326 ethyl hydroxyethyl cellulose Nutrition 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- FBPFZTCFMRRESA-UHFFFAOYSA-N hexane-1,2,3,4,5,6-hexol Chemical compound OCC(O)C(O)C(O)C(O)CO FBPFZTCFMRRESA-UHFFFAOYSA-N 0.000 description 1
- 230000033444 hydroxylation Effects 0.000 description 1
- 238000005805 hydroxylation reaction Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- GRVDJDISBSALJP-UHFFFAOYSA-N methyloxidanyl Chemical group [O]C GRVDJDISBSALJP-UHFFFAOYSA-N 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
- D06M15/03—Polysaccharides or derivatives thereof
- D06M15/05—Cellulose or derivatives thereof
- D06M15/09—Cellulose ethers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/62—Compostable, hydrosoluble or hydrodegradable materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/08—Cellulose derivatives
- C08L1/26—Cellulose ethers
- C08L1/28—Alkyl ethers
- C08L1/284—Alkyl ethers with hydroxylated hydrocarbon radicals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L3/00—Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
- C08L3/04—Starch derivatives, e.g. crosslinked derivatives
- C08L3/06—Esters
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Textile Engineering (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP44052379A JPS4837750B1 (enrdf_load_stackoverflow) | 1969-07-03 | 1969-07-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2033110A1 true DE2033110A1 (de) | 1971-02-25 |
Family
ID=12913154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19702033110 Pending DE2033110A1 (de) | 1969-07-03 | 1970-07-03 | Material zur Herstellung von Viel zweck Membranen |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS4837750B1 (enrdf_load_stackoverflow) |
AU (1) | AU1602770A (enrdf_load_stackoverflow) |
DE (1) | DE2033110A1 (enrdf_load_stackoverflow) |
FR (1) | FR2050172A5 (enrdf_load_stackoverflow) |
GB (1) | GB1317946A (enrdf_load_stackoverflow) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1991015548A1 (en) * | 1990-04-04 | 1991-10-17 | Berwind Pharmaceutical Services, Inc. | Aqueous maltodextrin and cellulosic polymer film coatings |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5530354U (enrdf_load_stackoverflow) * | 1978-08-18 | 1980-02-27 |
-
1969
- 1969-07-03 JP JP44052379A patent/JPS4837750B1/ja active Pending
-
1970
- 1970-06-05 AU AU16027/70A patent/AU1602770A/en not_active Expired
- 1970-06-09 FR FR7021164A patent/FR2050172A5/fr not_active Expired
- 1970-07-03 DE DE19702033110 patent/DE2033110A1/de active Pending
- 1970-07-03 GB GB3244370A patent/GB1317946A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1991015548A1 (en) * | 1990-04-04 | 1991-10-17 | Berwind Pharmaceutical Services, Inc. | Aqueous maltodextrin and cellulosic polymer film coatings |
Also Published As
Publication number | Publication date |
---|---|
GB1317946A (en) | 1973-05-23 |
FR2050172A5 (enrdf_load_stackoverflow) | 1971-03-26 |
JPS4837750B1 (enrdf_load_stackoverflow) | 1973-11-13 |
AU1602770A (en) | 1971-12-09 |
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