FR2427342A1 - Procede et dispositif pour la fabrication de carboxyalkylcellulose gonflable reticulee a partir de cellulose naturelle ou d'hydrate de cellulose, et utilisation des produits obtenus - Google Patents

Procede et dispositif pour la fabrication de carboxyalkylcellulose gonflable reticulee a partir de cellulose naturelle ou d'hydrate de cellulose, et utilisation des produits obtenus

Info

Publication number
FR2427342A1
FR2427342A1 FR7913762A FR7913762A FR2427342A1 FR 2427342 A1 FR2427342 A1 FR 2427342A1 FR 7913762 A FR7913762 A FR 7913762A FR 7913762 A FR7913762 A FR 7913762A FR 2427342 A1 FR2427342 A1 FR 2427342A1
Authority
FR
France
Prior art keywords
cellulose
fibers
manufacture
hydrate
reaction mixture
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
Application number
FR7913762A
Other languages
English (en)
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoechst AG
Original Assignee
Hoechst AG
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
Priority claimed from DE19782823710 external-priority patent/DE2823710A1/de
Priority claimed from DE19782823736 external-priority patent/DE2823736A1/de
Priority claimed from DE2823757A external-priority patent/DE2823757C2/de
Application filed by Hoechst AG filed Critical Hoechst AG
Publication of FR2427342A1 publication Critical patent/FR2427342A1/fr
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B17/00—Apparatus for esterification or etherification of cellulose
    • C08B17/06—Apparatus for esterification or etherification of cellulose for making 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
    • 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]
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/005—Crosslinking of cellulose derivatives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Hematology (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
FR7913762A 1978-05-31 1979-05-30 Procede et dispositif pour la fabrication de carboxyalkylcellulose gonflable reticulee a partir de cellulose naturelle ou d'hydrate de cellulose, et utilisation des produits obtenus Pending FR2427342A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19782823710 DE2823710A1 (de) 1978-05-31 1978-05-31 Verfahren zur herstellung von quellfaehiger, vernetzter carboxyalkylcellulose in faserform aus natuerlich vorkommender cellulose und deren verwendung
DE19782823736 DE2823736A1 (de) 1978-05-31 1978-05-31 Verfahren und vorrichtung zur herstellung von quellfaehiger, vernetzter carboxyalkylcellulose aus natuerlich vorkommender cellulose oder cellulosehydrat und deren verwendung
DE2823757A DE2823757C2 (de) 1978-05-31 1978-05-31 Verfahren zur Herstellung von quellfähigen Fasern oder quellfähigen textilen Flächengebilden

Publications (1)

Publication Number Publication Date
FR2427342A1 true FR2427342A1 (fr) 1979-12-28

Family

ID=27187560

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7913762A Pending FR2427342A1 (fr) 1978-05-31 1979-05-30 Procede et dispositif pour la fabrication de carboxyalkylcellulose gonflable reticulee a partir de cellulose naturelle ou d'hydrate de cellulose, et utilisation des produits obtenus

Country Status (7)

Country Link
FI (1) FI791709A (nl)
FR (1) FR2427342A1 (nl)
GB (1) GB2027714B (nl)
NL (1) NL7904232A (nl)
PL (1) PL215946A1 (nl)
RO (1) RO76052A (nl)
SE (1) SE7904677L (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
ATA255988A (de) * 1988-10-14 1993-05-15 Chemie Linz Gmbh Absorbierendes polymerisat
CA2076732C (en) † 1992-04-17 2006-05-09 Kimberly-Clark Worldwide, Inc. Modified polysaccharides having improved absorbent properties and process for the preparation thereof
GB9301258D0 (en) * 1993-01-22 1993-03-17 Courtaulds Plc Use of absorbent fibre
US5725601A (en) * 1994-08-09 1998-03-10 New Oji Paper Co., Ltd. Process for producing water-absorbent cross-linked, carboxyalkylated cellulose-containing material
JP3396961B2 (ja) * 1994-08-09 2003-04-14 王子製紙株式会社 吸水性セルロース材料の製造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2101263A (en) * 1935-08-01 1937-12-07 Du Pont Continuous preparation of cellulose derivatives
US2553725A (en) * 1948-09-10 1951-05-22 Buckeye Cotton Oil Company Process of preparing cellulose derivatives
FR1346293A (fr) * 1962-09-17 1963-12-20 Brown Co Procédé de préparation de la carboxyméthylcellulose
FR2223385A1 (en) * 1973-03-26 1974-10-25 Personal Products Co Water-insol carboxyalkylated cellulosic - absorbing and retaining liqs

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2101263A (en) * 1935-08-01 1937-12-07 Du Pont Continuous preparation of cellulose derivatives
US2553725A (en) * 1948-09-10 1951-05-22 Buckeye Cotton Oil Company Process of preparing cellulose derivatives
FR1346293A (fr) * 1962-09-17 1963-12-20 Brown Co Procédé de préparation de la carboxyméthylcellulose
FR2223385A1 (en) * 1973-03-26 1974-10-25 Personal Products Co Water-insol carboxyalkylated cellulosic - absorbing and retaining liqs

Also Published As

Publication number Publication date
GB2027714A (en) 1980-02-27
SE7904677L (sv) 1979-12-01
FI791709A (fi) 1979-12-01
NL7904232A (nl) 1979-12-04
GB2027714B (en) 1983-03-30
PL215946A1 (nl) 1980-03-10
RO76052A (ro) 1981-11-04

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