FI56538C - Foerfarande foer framstaellning av ett alkalimetallsalt av karboximetylcellulosa - Google Patents

Foerfarande foer framstaellning av ett alkalimetallsalt av karboximetylcellulosa Download PDF

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Publication number
FI56538C
FI56538C FI2949/71A FI294971A FI56538C FI 56538 C FI56538 C FI 56538C FI 2949/71 A FI2949/71 A FI 2949/71A FI 294971 A FI294971 A FI 294971A FI 56538 C FI56538 C FI 56538C
Authority
FI
Finland
Prior art keywords
cellulose
water
alkali metal
monochloroacetic acid
hours
Prior art date
Application number
FI2949/71A
Other languages
English (en)
Finnish (fi)
Other versions
FI56538B (fi
Inventor
Howard Leon Schoggen
Original Assignee
Buckeye Cellulose Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Buckeye Cellulose Corp filed Critical Buckeye Cellulose Corp
Publication of FI56538B publication Critical patent/FI56538B/fi
Application granted granted Critical
Publication of FI56538C publication Critical patent/FI56538C/fi

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]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Biochemistry (AREA)
  • Organic Chemistry (AREA)
  • Hematology (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Paper Feeding For Electrophotography (AREA)
FI2949/71A 1970-10-21 1971-10-20 Foerfarande foer framstaellning av ett alkalimetallsalt av karboximetylcellulosa FI56538C (fi)

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 FI56538B (fi) 1979-10-31
FI56538C true 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 (xx)
JP (1) JPS54935B1 (xx)
AT (1) AT311998B (xx)
AU (1) AU457186B2 (xx)
BE (1) BE774186A (xx)
CA (1) CA960651A (xx)
CH (1) CH579106A5 (xx)
DE (1) DE2151973C2 (xx)
FI (1) FI56538C (xx)
FR (1) FR2110035A5 (xx)
GB (1) GB1372256A (xx)
IE (1) IE35758B1 (xx)
NL (1) NL168845C (xx)
NO (1) NO134118C (xx)
SE (1) SE406471B (xx)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
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
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
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
WO2013166575A1 (en) * 2012-05-09 2013-11-14 Vale S.A. Process for obtaining carboxymethyl cellulose from agro-industrial residues and carboxymethyl cellulose and use thereof
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
CA960651A (en) 1975-01-07
AU3482171A (en) 1973-05-03
IE35758B1 (en) 1976-05-12
FR2110035A5 (xx) 1972-05-26
IE35758L (en) 1972-04-21
NL168845C (nl) 1982-05-17
CH579106A5 (xx) 1976-08-31
BE774186A (fr) 1972-04-25
NO134118C (xx) 1976-08-18
DE2151973A1 (de) 1972-05-04
SE406471B (sv) 1979-02-12
US3678031A (en) 1972-07-18
FI56538B (fi) 1979-10-31
GB1372256A (en) 1974-10-30
AU457186B2 (en) 1975-01-23
DE2151973C2 (de) 1984-01-12
NL7114462A (xx) 1972-04-25
JPS54935B1 (xx) 1979-01-18
AT311998B (de) 1973-12-10
NO134118B (xx) 1976-05-10

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