SE439731B - Separata cellulosafibrer belagda med vattenoloslig och vattenabsorberande polymer - Google Patents
Separata cellulosafibrer belagda med vattenoloslig och vattenabsorberande polymerInfo
- Publication number
- SE439731B SE439731B SE7805494A SE7805494A SE439731B SE 439731 B SE439731 B SE 439731B SE 7805494 A SE7805494 A SE 7805494A SE 7805494 A SE7805494 A SE 7805494A SE 439731 B SE439731 B SE 439731B
- Authority
- SE
- Sweden
- Prior art keywords
- water
- acrylamide
- fiber
- cellulose
- fibers
- Prior art date
Links
- 239000000835 fiber Substances 0.000 title claims description 87
- 229920000642 polymer Polymers 0.000 title claims description 19
- 241001327627 Separata Species 0.000 title 1
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 108
- 239000002253 acid Substances 0.000 claims description 56
- 229920000742 Cotton Polymers 0.000 claims description 43
- 238000010521 absorption reaction Methods 0.000 claims description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 38
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 38
- 229920002678 cellulose Polymers 0.000 claims description 37
- 239000001913 cellulose Substances 0.000 claims description 37
- 235000010980 cellulose Nutrition 0.000 claims description 37
- 239000000126 substance Substances 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 26
- 239000002250 absorbent Substances 0.000 claims description 24
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 16
- 239000002023 wood Substances 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 12
- 239000011780 sodium chloride Substances 0.000 claims description 11
- 239000003085 diluting agent Substances 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 229920002785 Croscarmellose sodium Polymers 0.000 claims description 6
- 229920000297 Rayon Polymers 0.000 claims description 6
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 6
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 6
- 239000002964 rayon Substances 0.000 claims description 6
- 229920003043 Cellulose fiber Polymers 0.000 claims description 5
- 150000004676 glycans Chemical class 0.000 claims description 4
- 229920001282 polysaccharide Polymers 0.000 claims description 4
- 239000005017 polysaccharide Substances 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims description 4
- 239000007900 aqueous suspension Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 claims description 2
- 239000004354 Hydroxyethyl cellulose Substances 0.000 claims description 2
- 229920001131 Pulp (paper) Polymers 0.000 claims description 2
- 239000001767 crosslinked sodium carboxy methyl cellulose Substances 0.000 claims description 2
- 235000010947 crosslinked sodium carboxy methyl cellulose Nutrition 0.000 claims description 2
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 claims description 2
- 230000001376 precipitating effect Effects 0.000 claims 1
- 238000012360 testing method Methods 0.000 description 36
- 239000000463 material Substances 0.000 description 32
- 239000002002 slurry Substances 0.000 description 31
- 239000000523 sample Substances 0.000 description 29
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 18
- 238000003756 stirring Methods 0.000 description 18
- 239000000047 product Substances 0.000 description 16
- 238000001035 drying Methods 0.000 description 14
- 239000000243 solution Substances 0.000 description 14
- 230000002745 absorbent Effects 0.000 description 13
- 239000007788 liquid Substances 0.000 description 13
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 10
- 239000011521 glass Substances 0.000 description 9
- 239000007921 spray Substances 0.000 description 9
- 238000005266 casting Methods 0.000 description 8
- 238000003825 pressing Methods 0.000 description 8
- 239000000499 gel Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 6
- OCKGFTQIICXDQW-ZEQRLZLVSA-N 5-[(1r)-1-hydroxy-2-[4-[(2r)-2-hydroxy-2-(4-methyl-1-oxo-3h-2-benzofuran-5-yl)ethyl]piperazin-1-yl]ethyl]-4-methyl-3h-2-benzofuran-1-one Chemical compound C1=C2C(=O)OCC2=C(C)C([C@@H](O)CN2CCN(CC2)C[C@H](O)C2=CC=C3C(=O)OCC3=C2C)=C1 OCKGFTQIICXDQW-ZEQRLZLVSA-N 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 4
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 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 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 239000013068 control sample Substances 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical compound C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 2
- 101100298295 Drosophila melanogaster flfl gene Proteins 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- 229920002907 Guar gum Polymers 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000665 guar gum Substances 0.000 description 2
- 235000010417 guar gum Nutrition 0.000 description 2
- 229960002154 guar gum Drugs 0.000 description 2
- 239000006069 physical mixture Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 159000000000 sodium salts Chemical class 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 229920001059 synthetic polymer Polymers 0.000 description 2
- 239000012085 test solution Substances 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical group C=CC=C KAKZBPTYRLMSJV-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
- 238000013019 agitation Methods 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 229920006184 cellulose methylcellulose Polymers 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000007863 gel particle Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 239000002198 insoluble material Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 230000005906 menstruation Effects 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011085 pressure filtration Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- SKMHHHHLLBKNKR-UHFFFAOYSA-M sodium;prop-2-enamide;prop-2-enoate Chemical compound [Na+].NC(=O)C=C.[O-]C(=O)C=C SKMHHHHLLBKNKR-UHFFFAOYSA-M 0.000 description 1
- 238000000967 suction filtration Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 238000003828 vacuum filtration Methods 0.000 description 1
- 238000004018 waxing 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
- A61L15/22—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
-
- 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
- A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Dispersion Chemistry (AREA)
- Textile Engineering (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Materials For Medical Uses (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/800,248 US4128692A (en) | 1974-08-27 | 1977-05-25 | Superabsorbent cellulosic fibers having a coating of a water insoluble, water absorbent polymer and method of making the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7805494L SE7805494L (sv) | 1978-11-26 |
| SE439731B true SE439731B (sv) | 1985-07-01 |
Family
ID=25177883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7805494A SE439731B (sv) | 1977-05-25 | 1978-05-12 | Separata cellulosafibrer belagda med vattenoloslig och vattenabsorberande polymer |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS53145864A (enrdf_load_stackoverflow) |
| BR (1) | BR7803309A (enrdf_load_stackoverflow) |
| CA (1) | CA1104002A (enrdf_load_stackoverflow) |
| DE (1) | DE2821968A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2392069B1 (enrdf_load_stackoverflow) |
| IT (1) | IT1096320B (enrdf_load_stackoverflow) |
| NL (1) | NL7805485A (enrdf_load_stackoverflow) |
| SE (1) | SE439731B (enrdf_load_stackoverflow) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3337443A1 (de) * | 1983-10-14 | 1985-04-25 | Chemiefaser Lenzing Ag, Lenzing | Den ph-wert regulierende materialien und ihre herstellung |
| DE3337444A1 (de) * | 1983-10-14 | 1985-04-25 | Henkel KGaA, 4000 Düsseldorf | Die verwendung von ph-wert regulierenden materialien |
| US5173521A (en) * | 1990-06-19 | 1992-12-22 | Mishima Paper Co., Ltd. | Absorbent fibrous structure and producing method thereof |
| ZA92308B (en) | 1991-09-11 | 1992-10-28 | Kimberly Clark Co | Thin absorbent article having rapid uptake of liquid |
| DE69214919T2 (de) * | 1991-12-11 | 1997-04-03 | Hoechst Celanese Corp | Verfahren zur Immobilisierung eines superabsorbierenden Polymers und davon abgeleitete Produkte |
| CA2114815C (en) | 1993-02-24 | 2005-06-14 | Mark Kevin Melius | Absorbent composite |
| US5362766A (en) * | 1993-03-09 | 1994-11-08 | Hoechst Celanese Corporation | Method for immobilizing superabsorbent polymers by homogenization of a suspension of same |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3632422A (en) * | 1969-12-04 | 1972-01-04 | Burlington Industries Inc | Textile fabric having soil release finish and method of making same |
| DE2364628C3 (de) * | 1973-12-24 | 1980-10-16 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung eines hydrophilierten Gebildes aus einem wasserunlöslichen Polymeren |
-
1978
- 1978-04-13 FR FR7810923A patent/FR2392069B1/fr not_active Expired
- 1978-04-21 CA CA301,681A patent/CA1104002A/en not_active Expired
- 1978-05-12 SE SE7805494A patent/SE439731B/sv not_active IP Right Cessation
- 1978-05-19 DE DE19782821968 patent/DE2821968A1/de active Granted
- 1978-05-22 NL NL7805485A patent/NL7805485A/xx not_active Application Discontinuation
- 1978-05-24 BR BR7803309A patent/BR7803309A/pt unknown
- 1978-05-24 IT IT23758/78A patent/IT1096320B/it active
- 1978-05-25 JP JP6283178A patent/JPS53145864A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| IT1096320B (it) | 1985-08-26 |
| NL7805485A (nl) | 1978-11-28 |
| JPS613908B2 (enrdf_load_stackoverflow) | 1986-02-05 |
| CA1104002A (en) | 1981-06-30 |
| FR2392069A1 (fr) | 1978-12-22 |
| DE2821968A1 (de) | 1978-11-30 |
| IT7823758A0 (it) | 1978-05-24 |
| FR2392069B1 (fr) | 1985-10-25 |
| BR7803309A (pt) | 1978-12-19 |
| SE7805494L (sv) | 1978-11-26 |
| DE2821968C2 (enrdf_load_stackoverflow) | 1992-07-23 |
| JPS53145864A (en) | 1978-12-19 |
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