FR2343753A1 - Procede de preparation d'alcali-cellulose - Google Patents

Procede de preparation d'alcali-cellulose

Info

Publication number
FR2343753A1
FR2343753A1 FR7706926A FR7706926A FR2343753A1 FR 2343753 A1 FR2343753 A1 FR 2343753A1 FR 7706926 A FR7706926 A FR 7706926A FR 7706926 A FR7706926 A FR 7706926A FR 2343753 A1 FR2343753 A1 FR 2343753A1
Authority
FR
France
Prior art keywords
alkali
preparation process
cellulose preparation
cellulose
preparation
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.)
Granted
Application number
FR7706926A
Other languages
English (en)
French (fr)
Other versions
FR2343753B1 (cs
Inventor
Erkki Sorsa
Esko Haukkovaara
Jan Fors
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.)
Kemira Oyj
Original Assignee
Kemira Oyj
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 Kemira Oyj filed Critical Kemira Oyj
Publication of FR2343753A1 publication Critical patent/FR2343753A1/fr
Application granted granted Critical
Publication of FR2343753B1 publication Critical patent/FR2343753B1/fr
Granted 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
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/08—Alkali cellulose

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
FR7706926A 1976-03-10 1977-03-09 Procede de preparation d'alcali-cellulose Granted FR2343753A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI760623A FI53144C (cs) 1976-03-10 1976-03-10

Publications (2)

Publication Number Publication Date
FR2343753A1 true FR2343753A1 (fr) 1977-10-07
FR2343753B1 FR2343753B1 (cs) 1983-08-12

Family

ID=8509820

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7706926A Granted FR2343753A1 (fr) 1976-03-10 1977-03-09 Procede de preparation d'alcali-cellulose

Country Status (14)

Country Link
JP (1) JPS52128983A (cs)
AT (1) AT374809B (cs)
CA (1) CA1084913A (cs)
CS (1) CS225129B2 (cs)
DD (1) DD128953A1 (cs)
DE (1) DE2710309A1 (cs)
ES (1) ES456679A1 (cs)
FI (1) FI53144C (cs)
FR (1) FR2343753A1 (cs)
GB (1) GB1553134A (cs)
NO (1) NO144265B (cs)
PL (1) PL111131B1 (cs)
SE (1) SE433612B (cs)
YU (1) YU39674B (cs)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3518877A1 (de) * 1985-05-25 1986-11-27 Wolff Walsrode Ag, 3030 Walsrode Verfahren zur herstellung von viskosen mit reduziertem cs(pfeil abwaerts)2(pfeil abwaerts)-bedarf
JPH0168837U (cs) * 1987-10-27 1989-05-08
JPH02212895A (ja) * 1989-02-14 1990-08-24 Kobe Steel Ltd 吸音材及び吸音構造
DE10018155A1 (de) * 2000-04-12 2001-10-25 Clariant Gmbh Verfahren zur Herstellung von gut benetzbaren, wasserlöslichen, pulverförmigen, mindestens alkylierten, nicht-ionischen Celluloseethern
ZA200810506B (en) * 2006-06-14 2010-03-31 Sappi Mfg Pty Ltd Pulp reactivity enhancement

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE850002C (de) * 1944-11-05 1952-09-22 Solvay Werke Gmbh Verfahren zur Vermeidung des Ausflockens von Hemicellulose aus gebrauchten Laugen der Alkalicelluloseherstellung
FR1105329A (fr) * 1953-06-05 1955-11-29 Rayonier Inc Procédé de fabrication de la viscose et de produits en dérivant
FR1122729A (fr) * 1954-04-19 1956-09-12 Rayonier Procédé de trempage en bouillie de la cellulose
US2789902A (en) * 1954-01-19 1957-04-23 Celanese Corp Refining of wood pulp
US2898334A (en) * 1955-07-26 1959-08-04 Rayonier Inc Cellulose slurry-steeping
FR1240749A (fr) * 1959-02-02 1960-09-09 Buckeye Cellulose Corp Perfectionnements à la préparation des pâtes de bois, pâtes ainsi obtenues et leurs applications

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH156436A (de) * 1930-08-18 1932-08-15 Ig Farbenindustrie Ag Verfahren zur Herstellung von Viskose.
US2716058A (en) * 1950-06-24 1955-08-23 Int Paper Canada Deresination of wood pulp
US2680737A (en) * 1951-05-17 1954-06-08 Hercules Powder Co Ltd Alkali cellulose preparation
US2680738A (en) * 1952-04-11 1954-06-08 Hercules Powder Co Ltd Preparation of alkali cellulose
NL101654C (cs) * 1957-05-16 1900-01-01
SE353331B (cs) * 1968-10-03 1973-01-29 Mo Och Domsjoe Ab
FI55853C (fi) * 1970-01-23 1979-10-10 Mo Och Domsjoe Ab Foerfarande vid framstaellning av viskos

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE850002C (de) * 1944-11-05 1952-09-22 Solvay Werke Gmbh Verfahren zur Vermeidung des Ausflockens von Hemicellulose aus gebrauchten Laugen der Alkalicelluloseherstellung
FR1105329A (fr) * 1953-06-05 1955-11-29 Rayonier Inc Procédé de fabrication de la viscose et de produits en dérivant
US2789902A (en) * 1954-01-19 1957-04-23 Celanese Corp Refining of wood pulp
FR1122729A (fr) * 1954-04-19 1956-09-12 Rayonier Procédé de trempage en bouillie de la cellulose
US2898334A (en) * 1955-07-26 1959-08-04 Rayonier Inc Cellulose slurry-steeping
FR1240749A (fr) * 1959-02-02 1960-09-09 Buckeye Cellulose Corp Perfectionnements à la préparation des pâtes de bois, pâtes ainsi obtenues et leurs applications

Also Published As

Publication number Publication date
ES456679A1 (es) 1978-01-16
FI53144B (cs) 1977-10-31
CS225129B2 (en) 1984-02-13
FR2343753B1 (cs) 1983-08-12
DD128953A1 (de) 1977-12-21
AT374809B (de) 1984-06-12
JPS625921B2 (cs) 1987-02-07
FI53144C (cs) 1978-02-10
ATA156577A (de) 1983-10-15
CA1084913A (en) 1980-09-02
DE2710309A1 (de) 1977-09-15
NO770836L (no) 1977-09-13
YU39674B (en) 1985-03-20
YU63377A (en) 1982-05-31
PL111131B1 (en) 1980-08-30
FI760623A7 (cs) 1977-09-11
SE433612B (sv) 1984-06-04
JPS52128983A (en) 1977-10-28
SE7702670L (sv) 1977-09-11
NO144265B (no) 1981-04-21
GB1553134A (en) 1979-09-19

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Legal Events

Date Code Title Description
ST Notification of lapse