SE7605140L - Forfarande for framstellning av vattenupptagande cellulosaetrar - Google Patents

Forfarande for framstellning av vattenupptagande cellulosaetrar

Info

Publication number
SE7605140L
SE7605140L SE7605140A SE7605140A SE7605140L SE 7605140 L SE7605140 L SE 7605140L SE 7605140 A SE7605140 A SE 7605140A SE 7605140 A SE7605140 A SE 7605140A SE 7605140 L SE7605140 L SE 7605140L
Authority
SE
Sweden
Prior art keywords
cellulose
group
water
etherification
image
Prior art date
Application number
SE7605140A
Other languages
English (en)
Swedish (sv)
Inventor
A Holst
H Lask
M Konstrzewa
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 SE7605140L publication Critical patent/SE7605140L/xx

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)
  • Hematology (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
SE7605140A 1975-05-07 1976-05-05 Forfarande for framstellning av vattenupptagande cellulosaetrar SE7605140L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752520337 DE2520337A1 (de) 1975-05-07 1975-05-07 Verfahren zum herstellen von wasser aufnehmenden, aber darin unloeslichen celluloseaethern

Publications (1)

Publication Number Publication Date
SE7605140L true SE7605140L (sv) 1976-11-08

Family

ID=5946001

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7605140A SE7605140L (sv) 1975-05-07 1976-05-05 Forfarande for framstellning av vattenupptagande cellulosaetrar

Country Status (20)

Country Link
US (1) US4066828A (me)
JP (1) JPS51136770A (me)
AR (1) AR217239A1 (me)
AT (1) AT359087B (me)
AU (1) AU503025B2 (me)
BE (1) BE841440R (me)
BR (1) BR7602857A (me)
CA (1) CA1059505A (me)
CH (1) CH618448A5 (me)
DE (1) DE2520337A1 (me)
DK (1) DK203376A (me)
ES (1) ES447622A2 (me)
FI (1) FI761260A (me)
FR (1) FR2310356A2 (me)
GB (1) GB1552861A (me)
IT (1) IT1061241B (me)
LU (1) LU74882A1 (me)
NL (1) NL7604730A (me)
SE (1) SE7605140L (me)
ZA (1) ZA762708B (me)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2547650B2 (de) * 1975-10-24 1981-01-22 Hoechst Ag, 6000 Frankfurt Flächenförmiges saugfähiges Schichtgebilde
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
DE2823757C2 (de) * 1978-05-31 1982-10-21 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von quellfähigen Fasern oder quellfähigen textilen Flächengebilden
EP0068530A1 (en) * 1981-06-01 1983-01-05 Akzo N.V. Package for foodstuffs, such as shell fish, which while in the packaged state will exude liquid, and a packaging method
EP0172191B1 (en) * 1984-02-03 1989-12-27 Scott Paper Company Modified cellulose fibres
JPS6190657A (ja) * 1984-10-11 1986-05-08 三井東圧化学株式会社 尿の吸収・保持剤
US4565857A (en) * 1984-11-21 1986-01-21 Minnesota Mining And Manufacturing Company Radiation-curable cellulose coating
JPS6233874A (ja) * 1985-08-02 1987-02-13 スコツト・ペ−パ−・カンパニ− 変性セルロ−ス繊維の製造方法
IT1218202B (it) * 1988-03-30 1990-04-12 Mini Ricerca Scient Tecnolog Emulsioni acquose di poliisocianati e procedimento per la loro preparazione
US5550189A (en) * 1992-04-17 1996-08-27 Kimberly-Clark Corporation Modified polysaccharides having improved absorbent properties and process for the preparation thereof
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
US6531593B1 (en) * 1999-05-21 2003-03-11 Weyerhaeuser Company Method for production of cellulose derivatives and the resulting products
US7541396B2 (en) * 2004-12-29 2009-06-02 Weyerhaeuser Nr Company Method for making carboxyalkyl cellulose
US20060142478A1 (en) * 2004-12-29 2006-06-29 Mengkui Luo Carboxyalkyl cellulose polymer network
US7241836B2 (en) * 2004-12-29 2007-07-10 Weyerhaeuser Co. Method of crosslinking a mixture of carboxylated polymers using a triazine crosslinking activator
US20060142477A1 (en) * 2004-12-29 2006-06-29 Glasser Wolfgang G Method for making sulfoalkylated cellulose polymer network
US7230049B2 (en) * 2004-12-29 2007-06-12 Weyerhaeuser Co. Method of crosslinking a carboxylated polymer using a triazine crosslinking activator
US20060142476A1 (en) * 2004-12-29 2006-06-29 Weerawarna S A Crosslinked carboxylated polymer
US20060142484A1 (en) * 2004-12-29 2006-06-29 Glasser Wolfgang G Sulfoalkylated cellulose polymer network
US20060142561A1 (en) * 2004-12-29 2006-06-29 Mengkui Luo Carboxyalkyl cellulose
US7300965B2 (en) 2004-12-29 2007-11-27 Weyerhaeuser Company Mixed polymer network
US7393905B2 (en) * 2004-12-29 2008-07-01 Weyerhaeuser Company Crosslinked mixed carboxylated polymer network
US20060142481A1 (en) * 2004-12-29 2006-06-29 Herriott Carole W Method for making a mixed polymer network

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1884629A (en) * 1929-11-20 1932-10-25 Dreyfus Henry Treatment of cellulose and derivatives thereof
US2517577A (en) * 1946-12-10 1950-08-08 Hercules Powder Co Ltd Preparation of carboxyalkyl ethers of cellulose
US2667480A (en) * 1950-07-05 1954-01-26 Du Pont Manufacture of cellulose ether
US3085087A (en) * 1956-09-13 1963-04-09 Hercules Powder Co Ltd Preparation of carboxyalkyl cellulose ethers
US2971815A (en) * 1957-10-31 1961-02-14 Austin L Bullock Chemically modified textiles
US3069409A (en) * 1958-06-12 1962-12-18 Hercules Powder Co Ltd Process of preparing carboxyalkyl cellulose ethers
US3589364A (en) * 1968-03-14 1971-06-29 Buckeye Cellulose Corp Bibulous cellulosic fibers
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
DE2358150C2 (de) * 1973-11-22 1982-03-18 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
BE841440R (fr) 1976-11-04
FR2310356B2 (me) 1982-10-22
ATA329276A (de) 1980-03-15
IT1061241B (it) 1983-02-28
US4066828A (en) 1978-01-03
JPS51136770A (en) 1976-11-26
AT359087B (de) 1980-10-27
NL7604730A (nl) 1976-11-09
LU74882A1 (me) 1977-12-02
GB1552861A (en) 1979-09-19
DE2520337A1 (de) 1976-11-18
FI761260A (me) 1976-11-08
FR2310356A2 (fr) 1976-12-03
BR7602857A (pt) 1976-11-16
ZA762708B (en) 1977-04-27
AR217239A1 (es) 1980-03-14
CA1059505A (en) 1979-07-31
AU1374876A (en) 1977-11-10
DK203376A (da) 1976-11-08
ES447622A2 (es) 1977-07-01
CH618448A5 (me) 1980-07-31
AU503025B2 (en) 1979-08-23

Similar Documents

Publication Publication Date Title
SE7605140L (sv) Forfarande for framstellning av vattenupptagande cellulosaetrar
SE7414057L (me)
ES447624A2 (es) Un procedimiento para la produccion de eteres celulosicos absorbentes de agua.
DE3061196D1 (en) Process for the reduction of the viscosity of water-soluble, non-ionic cellulose ethers by ozone, and its application
ZA747407B (en) Process for the manufacture of wateradsorbing but water-insoluble cellulose ethers
IE38897B1 (en) Non-ionic cellulose ethers
NL7513391A (nl) Werkwijze voor de bereiding van laag gesubstitu- eerde cellulose-ethers.
IE36584B1 (en) Ion exchange celluloses
SE7605036L (sv) Forfarande for framstellning av vattenupptagande cellulosaetrar
SE7610611L (sv) Forfarande for framstellning av svellbara cellulosaetrar
DE3165756D1 (en) Method of preparing hydroxyethyl ethers of cellulose
DE3365338D1 (en) Process for preparing cellulose ethers from cellulose activated by ammonia
NL7800103A (nl) Werkwijze ter bereiding van vertakte poly- (alkyleentereftalaten).
ATE26121T1 (de) Verfahren zur veretherung von cellulose mit monochloressigsaeurealkylestern.
GB2055106B (en) Aqueous solutions containing crosslinked hydroxyethyl carboxyethyl cellulose and their use
US3726859A (en) Process for the preparation of cellulose derivatives containing carbamoylethyl groups
OA06150A (fr) Polysaccharides de xanthomonas utilisables pour préparer des gels aqueux de filtrabilité améliorée.
AR201575A1 (es) Procedimiento para la preparacion de fibras celulosicas de alta permebilidad, continentes enzimas
JPS51116889A (en) Method for preparing an alkali metal salt of carboxymethyl-cellulose e ther having improved flowing characteristics
AU485573B2 (en) Water soluble ternary cellulose ethers
CA1026494A (en) Process for decolorizing resinous compositions consisting of, and including polyphenylene ethers
AU7627474A (en) Water soluble ternary cellulose ethers
CA827554A (en) Process for increasing drainage from an aqueous suspension of cellulosic fibers
AT252955B (de) Verfahren zur Herstellung klarer Lösungen von Hydroxyäthylcellulose in wässeriger Natronlauge
JPS53114909A (en) Aqueous dispersion of alkali soluble polymer for paper coating

Legal Events

Date Code Title Description
NAV Patent application has lapsed

Ref document number: 7605140-8

Format of ref document f/p: F