AT359086B - Verfahren zum herstellen von wasser auf- nehmenden celluloseaethern - Google Patents

Verfahren zum herstellen von wasser auf- nehmenden celluloseaethern

Info

Publication number
AT359086B
AT359086B AT322576A AT322576A AT359086B AT 359086 B AT359086 B AT 359086B AT 322576 A AT322576 A AT 322576A AT 322576 A AT322576 A AT 322576A AT 359086 B AT359086 B AT 359086B
Authority
AT
Austria
Prior art keywords
celluloseaethers
taking
producing water
producing
water
Prior art date
Application number
AT322576A
Other languages
English (en)
Other versions
ATA322576A (de
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
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of ATA322576A publication Critical patent/ATA322576A/de
Application granted granted Critical
Publication of AT359086B publication Critical patent/AT359086B/de

Links

Classifications

    • 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
    • C08B15/10—Crosslinking of 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
    • 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)
  • 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)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Hematology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
AT322576A 1975-05-05 1976-05-03 Verfahren zum herstellen von wasser auf- nehmenden celluloseaethern AT359086B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2519927A DE2519927C2 (de) 1975-05-05 1975-05-05 Verfahren zum Herstellen von Wasser aufnehmenden, aber darin zu mehr als 50 Gew.-% unlöslichen Celluloseethern

Publications (2)

Publication Number Publication Date
ATA322576A ATA322576A (de) 1980-03-15
AT359086B true AT359086B (de) 1980-10-27

Family

ID=5945788

Family Applications (1)

Application Number Title Priority Date Filing Date
AT322576A AT359086B (de) 1975-05-05 1976-05-03 Verfahren zum herstellen von wasser auf- nehmenden celluloseaethern

Country Status (20)

Country Link
US (1) US4068068A (de)
JP (1) JPS5925802B2 (de)
AR (1) AR206270A1 (de)
AT (1) AT359086B (de)
AU (1) AU502704B2 (de)
BE (1) BE841415A (de)
BR (1) BR7602786A (de)
CA (1) CA1046511A (de)
CH (1) CH597258A5 (de)
DE (1) DE2519927C2 (de)
DK (1) DK199076A (de)
ES (1) ES447574A1 (de)
FI (1) FI761233A (de)
FR (1) FR2310358A1 (de)
GB (1) GB1552851A (de)
IT (1) IT1061235B (de)
LU (1) LU74872A1 (de)
NL (1) NL7604682A (de)
SE (1) SE431458B (de)
ZA (1) ZA762623B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5411955A (en) * 1977-06-29 1979-01-29 Kodama Teizou High water absorbing chitosan derivative and absorbing agent containing it
DE2823757C2 (de) * 1978-05-31 1982-10-21 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von quellfähigen Fasern oder quellfähigen textilen Flächengebilden
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
JPS57180602A (en) * 1981-04-30 1982-11-06 Nippon Soda Co Ltd Production of water-soluble chitosan derivative and film-forming agent comprising same
US4609675A (en) * 1984-08-17 1986-09-02 The Upjohn Company Stable, high dose, high bulk density ibuprofen granulations for tablet and capsule manufacturing
IT1267497B1 (it) * 1994-11-10 1997-02-05 P & G Spa Polimero anionico, ad esempio di tipo superassorbente e relativo procedimento di produzione.
US5801116A (en) * 1995-04-07 1998-09-01 Rhodia Inc. Process for producing polysaccharides and their use as absorbent materials
AT413824B (de) * 2001-11-02 2006-06-15 Chemiefaser Lenzing Ag Verfahren zur behandlung von lösungsmittelgesponnenen cellulosischen fasern
WO2016115637A1 (en) 2015-01-23 2016-07-28 Fpinnovations Absorbent fibres produced from low-substituted carboxymethyl cellulose and the process thereof
US10723807B2 (en) * 2017-03-31 2020-07-28 Shin-Etsu Chemical Co., Ltd. Method for producing hydroxyalkyl alkyl cellulose
EP3962874A1 (de) * 2019-05-01 2022-03-09 Dow Global Technologies LLC Verfahren zur herstellung eines vernetzten celluloseethers
WO2020223039A1 (en) * 2019-05-01 2020-11-05 Dow Global Technologies Llc Process for producing a crosslinked cellulose ether
US20220106411A1 (en) * 2019-05-01 2022-04-07 Dow Global Technologies Llc Process for producing a crosslinked cellulose ether

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3077468A (en) * 1960-12-22 1963-02-12 Hercules Powder Co Ltd Insolubilization of polysaccharide ethers
US3272640A (en) * 1960-12-22 1966-09-13 Hercules Powder Co Ltd Water insolubilizing and insensitizing process
US3589364A (en) * 1968-03-14 1971-06-29 Buckeye Cellulose Corp Bibulous cellulosic fibers
US3723413A (en) * 1970-10-26 1973-03-27 Personal Products Co Water-insoluble fluid-absorptive and retentive materials and methods of making the same
DE2357079C2 (de) * 1973-11-15 1982-07-29 Hoechst Ag, 6000 Frankfurt Verfahren zum Herstellen von Wasser aufnehmenden, aber darin zu mehr als 50% unlöslichen Celluloseethern

Also Published As

Publication number Publication date
AU502704B2 (en) 1979-08-02
ZA762623B (en) 1977-04-27
DE2519927C2 (de) 1986-10-23
US4068068A (en) 1978-01-10
IT1061235B (it) 1983-02-28
ATA322576A (de) 1980-03-15
GB1552851A (en) 1979-09-19
JPS5925802B2 (ja) 1984-06-21
FI761233A (de) 1976-11-06
SE431458B (sv) 1984-02-06
AR206270A1 (es) 1976-07-07
CH597258A5 (de) 1978-03-31
ES447574A1 (es) 1977-07-01
CA1046511A (en) 1979-01-16
SE7605036L (sv) 1976-11-06
FR2310358B1 (de) 1978-05-05
LU74872A1 (de) 1977-12-02
JPS51136769A (en) 1976-11-26
DE2519927A1 (de) 1976-11-18
NL7604682A (nl) 1976-11-09
BE841415A (fr) 1976-11-03
DK199076A (da) 1976-11-06
AU1361476A (en) 1977-11-10
FR2310358A1 (fr) 1976-12-03
BR7602786A (pt) 1976-11-09

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee