FI56538B - Foerfarande foer framstaellning av ett alkalimetallsalt av karboximetylcellulosa - Google Patents
Foerfarande foer framstaellning av ett alkalimetallsalt av karboximetylcellulosaInfo
- Publication number
- FI56538B FI56538B FI2949/71A FI294971A FI56538B FI 56538 B FI56538 B FI 56538B FI 2949/71 A FI2949/71 A FI 2949/71A FI 294971 A FI294971 A FI 294971A FI 56538 B FI56538 B FI 56538B
- Authority
- FI
- Finland
- Prior art keywords
- karboximetylcellulosa
- alkalimetallsalt
- ett
- foerfarande foer
- foer framstaellning
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/02—Alkyl or cycloalkyl ethers
- C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
- C08B11/10—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals
- C08B11/12—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals substituted with carboxylic radicals, e.g. carboxymethylcellulose [CMC]
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8279770A | 1970-10-21 | 1970-10-21 | |
| US8279770 | 1970-10-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI56538B true FI56538B (fi) | 1979-10-31 |
| FI56538C FI56538C (fi) | 1980-02-11 |
Family
ID=22173525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI2949/71A FI56538C (fi) | 1970-10-21 | 1971-10-20 | Foerfarande foer framstaellning av ett alkalimetallsalt av karboximetylcellulosa |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US3678031A (fi) |
| JP (1) | JPS54935B1 (fi) |
| AT (1) | AT311998B (fi) |
| AU (1) | AU457186B2 (fi) |
| BE (1) | BE774186A (fi) |
| CA (1) | CA960651A (fi) |
| CH (1) | CH579106A5 (fi) |
| DE (1) | DE2151973C2 (fi) |
| FI (1) | FI56538C (fi) |
| FR (1) | FR2110035A5 (fi) |
| GB (1) | GB1372256A (fi) |
| IE (1) | IE35758B1 (fi) |
| NL (1) | NL168845C (fi) |
| NO (1) | NO134118C (fi) |
| SE (1) | SE406471B (fi) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2400879B2 (de) * | 1974-01-09 | 1976-04-01 | Verfahren zur kontinuierlichen herstellung von celluloseglykolat | |
| US4199367A (en) * | 1975-11-07 | 1980-04-22 | Avtex Fibers Inc. | Alloy rayon |
| US4044766A (en) * | 1976-02-27 | 1977-08-30 | Kimberly-Clark Corporation | Compressed catamenial tampons with improved capabilities for absorbing menstrual fluids |
| US4289824A (en) * | 1977-04-22 | 1981-09-15 | Avtex Fibers Inc. | High fluid-holding alloy rayon fiber mass |
| IT1121850B (it) * | 1979-06-20 | 1986-04-23 | Montedison Spa | Pol-carbossi-alchil-cellulose ad ritezione dei fluidi e processo per la loro preparazione |
| US4341215A (en) * | 1980-09-04 | 1982-07-27 | Tampax Incorporated | Absorbent device |
| JPS6015641B2 (ja) * | 1981-03-18 | 1985-04-20 | 花王株式会社 | 繊維状カルボキシメチルセルロ−スの製造方法 |
| FI71750C (fi) | 1981-09-10 | 1987-02-09 | Daicel Chem | Process foer tillverkning av ett alkalisalt av karboximetylcellulosaeter. |
| US5720832A (en) * | 1981-11-24 | 1998-02-24 | Kimberly-Clark Ltd. | Method of making a meltblown nonwoven web containing absorbent particles |
| US4454359A (en) * | 1982-06-21 | 1984-06-12 | The Procter & Gamble Company | Process for drying alcohols |
| DE3337444A1 (de) * | 1983-10-14 | 1985-04-25 | Henkel KGaA, 4000 Düsseldorf | Die verwendung von ph-wert regulierenden materialien |
| DE3337443A1 (de) * | 1983-10-14 | 1985-04-25 | Chemiefaser Lenzing Ag, Lenzing | Den ph-wert regulierende materialien und ihre herstellung |
| US5079354A (en) * | 1989-10-27 | 1992-01-07 | Kimberly-Clark Corporation | Method for making absorbent starch |
| US5160789A (en) * | 1989-12-28 | 1992-11-03 | The Procter & Gamble Co. | Fibers and pulps for papermaking based on chemical combination of poly(acrylate-co-itaconate), polyol and cellulosic fiber |
| US5049235A (en) * | 1989-12-28 | 1991-09-17 | The Procter & Gamble Company | Poly(methyl vinyl ether-co-maleate) and polyol modified cellulostic fiber |
| US5241009A (en) * | 1990-05-07 | 1993-08-31 | Kimberly-Clark Corporation | Polymeric composition containing carboxy nueutralized with lithium or potassium |
| US5247072A (en) * | 1991-10-25 | 1993-09-21 | Kimberly-Clark Corporation | Carboxyalkyl polysaccharides having improved absorbent properties and process for the preparation thereof |
| US5550189A (en) * | 1992-04-17 | 1996-08-27 | Kimberly-Clark Corporation | Modified polysaccharides having improved absorbent properties and process for the preparation thereof |
| DE19746264A1 (de) * | 1997-10-20 | 1999-04-29 | Wolff Walsrode Ag | Verfahren zur Herstellung einer Carboxymethylcellulose mit verbesserter Wasserretention |
| US20050220882A1 (en) * | 2004-03-04 | 2005-10-06 | Wilson Pritchard | Materials for medical implants and occlusive devices |
| PL2847232T3 (pl) * | 2012-05-09 | 2019-05-31 | Univ Federal Do Espirito Santo Ufes | Proces pozyskiwania karboksymetylocelulozy z osadów rolno-przemysłowych oraz karboksymetyloceluloza i jej zastosowanie |
| US9610379B2 (en) | 2015-01-23 | 2017-04-04 | Fpinnovations | Absorbent fibres produced from low-substituted carboxymethyl cellulose and the process thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2517577A (en) * | 1946-12-10 | 1950-08-08 | Hercules Powder Co Ltd | Preparation of carboxyalkyl ethers of cellulose |
| US2639281A (en) * | 1949-10-05 | 1953-05-19 | British Celanese | Manufacture of carboxymethyl cellulose |
| US2772999A (en) * | 1952-06-06 | 1956-12-04 | Johnson & Johnson | Hemostatic surgical compositions and dressings |
| US2816889A (en) * | 1954-10-01 | 1957-12-17 | Du Pont | Process for the preparation of high gel carboxyalkylated cellulose ethers |
| US3347855A (en) * | 1964-08-04 | 1967-10-17 | Buckeye Cellulose Corp | Acetone slurry process for the preparation of soluble carboxymethyl cellulose |
| US3589364A (en) * | 1968-03-14 | 1971-06-29 | Buckeye Cellulose Corp | Bibulous cellulosic fibers |
-
1970
- 1970-10-21 US US82797A patent/US3678031A/en not_active Expired - Lifetime
-
1971
- 1971-10-19 NO NO3864/71A patent/NO134118C/no unknown
- 1971-10-19 IE IE1319/71A patent/IE35758B1/xx unknown
- 1971-10-19 DE DE2151973A patent/DE2151973C2/de not_active Expired
- 1971-10-19 CA CA125,494A patent/CA960651A/en not_active Expired
- 1971-10-20 CH CH1530071A patent/CH579106A5/xx not_active IP Right Cessation
- 1971-10-20 FI FI2949/71A patent/FI56538C/fi active
- 1971-10-20 FR FR7137722A patent/FR2110035A5/fr not_active Expired
- 1971-10-20 BE BE774186A patent/BE774186A/xx not_active IP Right Cessation
- 1971-10-20 AU AU34821/71A patent/AU457186B2/en not_active Expired
- 1971-10-20 NL NLAANVRAGE7114462,A patent/NL168845C/xx not_active IP Right Cessation
- 1971-10-20 SE SE7113291A patent/SE406471B/xx unknown
- 1971-10-21 AT AT913371A patent/AT311998B/de not_active IP Right Cessation
- 1971-10-21 JP JP8362571A patent/JPS54935B1/ja active Pending
- 1971-10-21 GB GB4905271A patent/GB1372256A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NO134118C (fi) | 1976-08-18 |
| JPS54935B1 (fi) | 1979-01-18 |
| AT311998B (de) | 1973-12-10 |
| FR2110035A5 (fi) | 1972-05-26 |
| IE35758L (en) | 1972-04-21 |
| FI56538C (fi) | 1980-02-11 |
| DE2151973A1 (de) | 1972-05-04 |
| CA960651A (en) | 1975-01-07 |
| AU457186B2 (en) | 1975-01-23 |
| NL168845C (nl) | 1982-05-17 |
| IE35758B1 (en) | 1976-05-12 |
| BE774186A (fr) | 1972-04-25 |
| SE406471B (sv) | 1979-02-12 |
| NL7114462A (fi) | 1972-04-25 |
| GB1372256A (en) | 1974-10-30 |
| NO134118B (fi) | 1976-05-10 |
| CH579106A5 (fi) | 1976-08-31 |
| US3678031A (en) | 1972-07-18 |
| AU3482171A (en) | 1973-05-03 |
| DE2151973C2 (de) | 1984-01-12 |
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