CA1062425A - Hydrophilic structures of water-insoluble polymers - Google Patents
Hydrophilic structures of water-insoluble polymersInfo
- Publication number
- CA1062425A CA1062425A CA216,553A CA216553A CA1062425A CA 1062425 A CA1062425 A CA 1062425A CA 216553 A CA216553 A CA 216553A CA 1062425 A CA1062425 A CA 1062425A
- Authority
- CA
- Canada
- Prior art keywords
- water
- cross
- particles
- cellulose
- linked
- 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.)
- Expired
Links
- 229920003176 water-insoluble polymer Polymers 0.000 title abstract description 3
- 239000002245 particle Substances 0.000 claims abstract description 21
- 229920003086 cellulose ether Polymers 0.000 claims abstract description 20
- 239000000835 fiber Substances 0.000 claims abstract description 18
- 229920000642 polymer Polymers 0.000 claims abstract description 14
- 238000004132 cross linking Methods 0.000 claims abstract description 7
- 230000004048 modification Effects 0.000 claims abstract description 7
- 238000012986 modification Methods 0.000 claims abstract description 7
- 239000002250 absorbent Substances 0.000 claims abstract 5
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 32
- 239000001913 cellulose Substances 0.000 claims description 12
- 235000010980 cellulose Nutrition 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 239000004354 Hydroxyethyl cellulose Substances 0.000 claims description 8
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 claims description 8
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 claims description 8
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 4
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 4
- JXTHNDFMNIQAHM-UHFFFAOYSA-N dichloroacetic acid Chemical compound OC(=O)C(Cl)Cl JXTHNDFMNIQAHM-UHFFFAOYSA-N 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- MGNCLNQXLYJVJD-UHFFFAOYSA-N cyanuric chloride Chemical compound ClC1=NC(Cl)=NC(Cl)=N1 MGNCLNQXLYJVJD-UHFFFAOYSA-N 0.000 claims description 3
- YXZDNTMWFLKPBN-UHFFFAOYSA-N (2e)-2-butan-2-yloxycarbonylimino-2-(prop-2-enoylamino)acetic acid Chemical compound CCC(C)OC(=O)N=C(C(O)=O)NC(=O)C=C YXZDNTMWFLKPBN-UHFFFAOYSA-N 0.000 claims description 2
- GVBHCMNXRKOJRH-UHFFFAOYSA-N 2,4,5,6-tetrachloropyrimidine Chemical compound ClC1=NC(Cl)=C(Cl)C(Cl)=N1 GVBHCMNXRKOJRH-UHFFFAOYSA-N 0.000 claims description 2
- GIKMWFAAEIACRF-UHFFFAOYSA-N 2,4,5-trichloropyrimidine Chemical compound ClC1=NC=C(Cl)C(Cl)=N1 GIKMWFAAEIACRF-UHFFFAOYSA-N 0.000 claims description 2
- 229920001479 Hydroxyethyl methyl cellulose Polymers 0.000 claims description 2
- CNCOEDDPFOAUMB-UHFFFAOYSA-N N-Methylolacrylamide Chemical compound OCNC(=O)C=C CNCOEDDPFOAUMB-UHFFFAOYSA-N 0.000 claims description 2
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 2
- 229920003090 carboxymethyl hydroxyethyl cellulose Polymers 0.000 claims description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 2
- 229960005215 dichloroacetic acid Drugs 0.000 claims description 2
- JOXWSDNHLSQKCC-UHFFFAOYSA-N ethenesulfonamide Chemical compound NS(=O)(=O)C=C JOXWSDNHLSQKCC-UHFFFAOYSA-N 0.000 claims description 2
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical compound C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 claims description 2
- NFWNJXPUAQNYCF-UHFFFAOYSA-N n-(acetamidomethylidene)prop-2-enamide Chemical compound CC(=O)N=CNC(=O)C=C NFWNJXPUAQNYCF-UHFFFAOYSA-N 0.000 claims description 2
- LVQXKVJMYFXSRP-UHFFFAOYSA-N n-(formyliminomethyl)prop-2-enamide Chemical compound C=CC(=O)NC=NC=O LVQXKVJMYFXSRP-UHFFFAOYSA-N 0.000 claims description 2
- VNMMUFOQEWXWNI-UHFFFAOYSA-N COCCC(C)OC(=O)N=CNC(=O)C=C Chemical compound COCCC(C)OC(=O)N=CNC(=O)C=C VNMMUFOQEWXWNI-UHFFFAOYSA-N 0.000 claims 1
- 229940106135 cellulose Drugs 0.000 claims 1
- DUKMQGVWXATLKU-UHFFFAOYSA-N heptan-2-yl (ne)-n-[(prop-2-enoylamino)methylidene]carbamate Chemical compound CCCCCC(C)OC(=O)N=CNC(=O)C=C DUKMQGVWXATLKU-UHFFFAOYSA-N 0.000 claims 1
- HBWIYRUTGBVBHY-UHFFFAOYSA-N n-[1,3-dihydroxy-2-(prop-2-enoylamino)propan-2-yl]prop-2-enamide Chemical compound C=CC(=O)NC(CO)(CO)NC(=O)C=C HBWIYRUTGBVBHY-UHFFFAOYSA-N 0.000 claims 1
- 206010016807 Fluid retention Diseases 0.000 description 13
- 239000004627 regenerated cellulose Substances 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 229920002678 cellulose Polymers 0.000 description 11
- 229920000297 Rayon Polymers 0.000 description 7
- 238000005342 ion exchange Methods 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 229940081735 acetylcellulose Drugs 0.000 description 6
- -1 polyethylene Polymers 0.000 description 6
- 229920002301 cellulose acetate Polymers 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 3
- 229940022663 acetate Drugs 0.000 description 3
- 150000002170 ethers Chemical class 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 239000012876 carrier material Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000003431 cross linking reagent Substances 0.000 description 2
- 238000006266 etherification reaction Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 210000004379 membrane Anatomy 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 2
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- ZAMLGGRVTAXBHI-UHFFFAOYSA-N 3-(4-bromophenyl)-3-[(2-methylpropan-2-yl)oxycarbonylamino]propanoic acid Chemical compound CC(C)(C)OC(=O)NC(CC(O)=O)C1=CC=C(Br)C=C1 ZAMLGGRVTAXBHI-UHFFFAOYSA-N 0.000 description 1
- XESGHGNWRAJBOA-UHFFFAOYSA-N 4,4-bis(hydroxymethyl)hepta-2,5-dienediamide Chemical compound NC(=O)C=CC(CO)(CO)C=CC(N)=O XESGHGNWRAJBOA-UHFFFAOYSA-N 0.000 description 1
- 241000955932 Acraea lia Species 0.000 description 1
- GAWIXWVDTYZWAW-UHFFFAOYSA-N C[CH]O Chemical group C[CH]O GAWIXWVDTYZWAW-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 229920002785 Croscarmellose sodium Polymers 0.000 description 1
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- XENVCRGQTABGKY-ZHACJKMWSA-N chlorohydrin Chemical compound CC#CC#CC#CC#C\C=C\C(Cl)CO XENVCRGQTABGKY-ZHACJKMWSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000001767 crosslinked sodium carboxy methyl cellulose Substances 0.000 description 1
- 235000010947 crosslinked sodium carboxy methyl cellulose Nutrition 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000009089 cytolysis Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 229960004667 ethyl cellulose Drugs 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 235000010981 methylcellulose Nutrition 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- PULITCHTURECRY-UHFFFAOYSA-N propan-2-yl (ne)-n-[(prop-2-enoylamino)methylidene]carbamate Chemical compound CC(C)OC(=O)N=CNC(=O)C=C PULITCHTURECRY-UHFFFAOYSA-N 0.000 description 1
- CMDGQTVYVAKDNA-UHFFFAOYSA-N propane-1,2,3-triol;hydrate Chemical compound O.OCC(O)CO CMDGQTVYVAKDNA-UHFFFAOYSA-N 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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
- B01D71/10—Cellulose; Modified cellulose
-
- 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
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/28—Polysaccharides or their derivatives
-
- 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
- B01D69/14—Dynamic membranes
- B01D69/141—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
- B01D69/1411—Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes containing dispersed material in a continuous matrix
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J47/00—Ion-exchange processes in general; Apparatus therefor
- B01J47/12—Ion-exchange processes in general; Apparatus therefor characterised by the use of ion-exchange material in the form of ribbons, filaments, fibres or sheets, e.g. membranes
-
- 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
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/0427—Coating with only one layer of a composition containing a polymer binder
-
- 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
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/056—Forming hydrophilic coatings
-
- 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
-
- 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
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
- D01F2/24—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives
- D01F2/28—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
-
- 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
-
- 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
- C08J2301/02—Cellulose; Modified cellulose
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Materials Engineering (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Textile Engineering (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Veterinary Medicine (AREA)
- Hematology (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Artificial Filaments (AREA)
- Laminated Bodies (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
- Reinforced Plastic Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2364628A DE2364628C3 (de) | 1973-12-24 | 1973-12-24 | Verfahren zur Herstellung eines hydrophilierten Gebildes aus einem wasserunlöslichen Polymeren |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1062425A true CA1062425A (en) | 1979-09-18 |
Family
ID=5901999
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA216,553A Expired CA1062425A (en) | 1973-12-24 | 1974-12-20 | Hydrophilic structures of water-insoluble polymers |
Country Status (18)
Country | Link |
---|---|
JP (1) | JPS50100142A (fi) |
AT (1) | AT335752B (fi) |
BE (1) | BE823780A (fi) |
BR (1) | BR7410749D0 (fi) |
CA (1) | CA1062425A (fi) |
CH (1) | CH606231A5 (fi) |
DE (1) | DE2364628C3 (fi) |
DK (1) | DK677674A (fi) |
ES (1) | ES433281A1 (fi) |
FI (1) | FI370974A (fi) |
FR (1) | FR2255338B1 (fi) |
GB (1) | GB1492040A (fi) |
HU (1) | HU172025B (fi) |
IL (1) | IL46321A (fi) |
IT (1) | IT1026111B (fi) |
NL (1) | NL7416270A (fi) |
SE (2) | SE7416023L (fi) |
ZA (1) | ZA748176B (fi) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9610379B2 (en) | 2015-01-23 | 2017-04-04 | Fpinnovations | Absorbent fibres produced from low-substituted carboxymethyl cellulose and the process thereof |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5193590A (fi) * | 1975-02-14 | 1976-08-17 | ||
LU76474A1 (fi) * | 1976-12-24 | 1978-07-10 | ||
FR2392069B1 (fr) * | 1977-05-25 | 1985-10-25 | Hercules Inc | Perfectionnements aux produits absorbants |
DE2736205A1 (de) * | 1977-08-11 | 1979-02-22 | Hoechst Ag | Wasserdampfaufnahmefaehiges und wasserdampfdurchlaessiges flaechengebilde aus kautschuk und ein verfahren zu seiner herstellung |
DE2816085B2 (de) * | 1978-04-13 | 1981-04-23 | Sartorius GmbH, 3400 Göttingen | Asymmetrische Ultrafiltrationsmembrane auf der Basis von Zellulosehydrat |
DE2816086C3 (de) * | 1978-04-13 | 1985-04-25 | Sartorius GmbH, 3400 Göttingen | Asymmetrische Ultrafiltrationsmembrane auf der Basis von Zellulosetriacetat |
DE2823736A1 (de) | 1978-05-31 | 1979-12-13 | Hoechst Ag | Verfahren und vorrichtung zur herstellung von quellfaehiger, vernetzter carboxyalkylcellulose aus natuerlich vorkommender cellulose oder cellulosehydrat und deren verwendung |
DE2823757C2 (de) | 1978-05-31 | 1982-10-21 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von quellfähigen Fasern oder quellfähigen textilen Flächengebilden |
ATE18995T1 (de) * | 1981-09-30 | 1986-04-15 | Leipzig Arzneimittel | Absorbierender wundverband und verfahren zu seiner herstellung. |
JPS60129105A (ja) * | 1983-12-14 | 1985-07-10 | エクソン・リサ−チ・アンド・エンジニアリング・カンパニ− | 非水性液分離用の変性された再生セルロ−ス膜 |
JPS61244369A (ja) * | 1985-04-23 | 1986-10-30 | ライオン株式会社 | 吸水性粘着組成物 |
DE4017745A1 (de) * | 1990-06-01 | 1991-12-05 | Akzo Gmbh | Dialysemembran aus polysaccharidether |
US5290236A (en) * | 1991-09-25 | 1994-03-01 | Baxter International Inc. | Low priming volume centrifugal blood pump |
US5814567A (en) * | 1996-06-14 | 1998-09-29 | Kimberly-Clark Worldwide, Inc. | Durable hydrophilic coating for a porous hydrophobic substrate |
DE10137171A1 (de) | 2001-07-31 | 2003-02-13 | Stockhausen Chem Fab Gmbh | Verfahren zur Herstellung von cellulosischen Formkörpern mit superabsorbierenden Eigenschaften |
KR101153674B1 (ko) * | 2004-06-30 | 2012-06-18 | 신에쓰 가가꾸 고교 가부시끼가이샤 | 섬유의 개질 방법 |
ES2462870B1 (es) * | 2014-01-28 | 2015-06-11 | Mondo Tufting, S.A. | Procedimiento de obtención de una fibra artificial, fibra artificial obtenida y uso |
-
1973
- 1973-12-24 DE DE2364628A patent/DE2364628C3/de not_active Expired
-
1974
- 1974-12-13 NL NL7416270A patent/NL7416270A/xx not_active Application Discontinuation
- 1974-12-19 SE SE7416023A patent/SE7416023L/xx not_active Application Discontinuation
- 1974-12-20 CH CH1708474A patent/CH606231A5/xx not_active IP Right Cessation
- 1974-12-20 IT IT54691/74A patent/IT1026111B/it active
- 1974-12-20 GB GB55196/74A patent/GB1492040A/en not_active Expired
- 1974-12-20 FI FI3709/74A patent/FI370974A/fi unknown
- 1974-12-20 CA CA216,553A patent/CA1062425A/en not_active Expired
- 1974-12-23 ZA ZA00748176A patent/ZA748176B/xx unknown
- 1974-12-23 HU HU74HO00001760A patent/HU172025B/hu unknown
- 1974-12-23 FR FR7442488A patent/FR2255338B1/fr not_active Expired
- 1974-12-23 DK DK677674A patent/DK677674A/da not_active Application Discontinuation
- 1974-12-23 AT AT1027874A patent/AT335752B/de not_active IP Right Cessation
- 1974-12-23 IL IL46321A patent/IL46321A/xx unknown
- 1974-12-23 BR BR10749/74A patent/BR7410749D0/pt unknown
- 1974-12-23 ES ES433281A patent/ES433281A1/es not_active Expired
- 1974-12-23 BE BE151875A patent/BE823780A/xx unknown
- 1974-12-24 JP JP50003000A patent/JPS50100142A/ja active Pending
-
1977
- 1977-08-23 SE SE7709478A patent/SE418750B/xx unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9610379B2 (en) | 2015-01-23 | 2017-04-04 | Fpinnovations | Absorbent fibres produced from low-substituted carboxymethyl cellulose and the process thereof |
Also Published As
Publication number | Publication date |
---|---|
SE418750B (sv) | 1981-06-22 |
FR2255338B1 (fi) | 1979-07-06 |
ATA1027874A (de) | 1976-07-15 |
CH606231A5 (fi) | 1978-10-31 |
DE2364628B2 (de) | 1980-02-21 |
BE823780A (fr) | 1975-06-23 |
GB1492040A (en) | 1977-11-16 |
BR7410749D0 (pt) | 1975-09-02 |
IT1026111B (it) | 1978-09-20 |
SE7709478L (sv) | 1977-08-23 |
FI370974A (fi) | 1975-06-25 |
AU7676374A (en) | 1976-06-24 |
JPS50100142A (fi) | 1975-08-08 |
ES433281A1 (es) | 1977-02-16 |
DE2364628A1 (de) | 1975-06-26 |
DK677674A (fi) | 1975-08-25 |
SE7416023L (fi) | 1975-06-25 |
HU172025B (hu) | 1978-05-28 |
DE2364628C3 (de) | 1980-10-16 |
ZA748176B (en) | 1976-01-28 |
NL7416270A (nl) | 1975-06-26 |
IL46321A (en) | 1978-04-30 |
FR2255338A1 (fi) | 1975-07-18 |
IL46321A0 (en) | 1975-03-13 |
AT335752B (de) | 1977-03-25 |
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