CS225129B2 - The production of alkalicellulose - Google Patents

The production of alkalicellulose Download PDF

Info

Publication number
CS225129B2
CS225129B2 CS771585A CS158577A CS225129B2 CS 225129 B2 CS225129 B2 CS 225129B2 CS 771585 A CS771585 A CS 771585A CS 158577 A CS158577 A CS 158577A CS 225129 B2 CS225129 B2 CS 225129B2
Authority
CS
Czechoslovakia
Prior art keywords
cellulose
viscose
alpha
pulp
acid
Prior art date
Application number
CS771585A
Other languages
Czech (cs)
English (en)
Inventor
Erkki Sorsa
Esko Haukkovaara
Jan Fors
Original Assignee
Kemira Oy
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 Oy filed Critical Kemira Oy
Publication of CS225129B2 publication Critical patent/CS225129B2/cs

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)
CS771585A 1976-03-10 1977-03-09 The production of alkalicellulose CS225129B2 (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CS225129B2 true CS225129B2 (en) 1984-02-13

Family

ID=8509820

Family Applications (1)

Application Number Title Priority Date Filing Date
CS771585A CS225129B2 (en) 1976-03-10 1977-03-09 The production of alkalicellulose

Country Status (14)

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

Families Citing this family (4)

* 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
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
CN101473089A (zh) * 2006-06-14 2009-07-01 塞皮制造（Pty）有限公司 浆粕反应性的提高

Family Cites Families (13)

* 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.
DE850002C (de) * 1944-11-05 1952-09-22 Solvay Werke Gmbh Verfahren zur Vermeidung des Ausflockens von Hemicellulose aus gebrauchten Laugen der Alkalicelluloseherstellung
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
GB791322A (en) * 1953-06-05 1958-02-26 Rayonier Inc Improvements in viscose process
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
NL101654C (ja) * 1957-05-16 1900-01-01
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
SE353331B (ja) * 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

Also Published As

Publication number Publication date
FR2343753A1 (fr) 1977-10-07
NO144265B (no) 1981-04-21
PL111131B1 (en) 1980-08-30
FI760623A (ja) 1977-09-11
GB1553134A (en) 1979-09-19
SE433612B (sv) 1984-06-04
DE2710309A1 (de) 1977-09-15
JPS52128983A (en) 1977-10-28
SE7702670L (sv) 1977-09-11
DD128953A1 (de) 1977-12-21
AT374809B (de) 1984-06-12
FI53144C (ja) 1978-02-10
FR2343753B1 (ja) 1983-08-12
ATA156577A (de) 1983-10-15
JPS625921B2 (ja) 1987-02-07
ES456679A1 (es) 1978-01-16
CA1084913A (en) 1980-09-02
NO770836L (no) 1977-09-13
FI53144B (ja) 1977-10-31
YU39674B (en) 1985-03-20
YU63377A (en) 1982-05-31

Similar Documents

Publication Publication Date Title
DE3742104A1 (de) Sulfoethylcellulose mit hervorragender loesungsqualitaet und verfahren zu ihrer herstellung
US2014761A (en) Process for the manufacture of solutions from cellulose
CS225129B2 (en) The production of alkalicellulose
US3536697A (en) Process for improving the processability of refined cellulose pulp
US2249174A (en) Process for producing white wood pulp of high solution viscosity and purity
US4210747A (en) Process for the preparation of viscose
US2074339A (en) Preparation of cellulosic material
US3124503A (en) Formaldehyde pulping
US2068631A (en) Preparation of cellulose xanthate solutions
FI65071C (fi) Foerfarande foer framstaellning av viskos
GB516672A (en) Improvements in or relating to the production of cellulose derivatives
US2057163A (en) Preparation of solutions of hydroxy-cellulose ethers
US3620912A (en) Mercerization of cellulosic materials using a solution containing a mercerizing concentration of alkali and a barium compound
SU957772A3 (ru) Способ получени вискозы
US2623874A (en) Cellulose-morpholinium derivative composition and process
US2234626A (en) Manufacture of viscose solutions
US1899637A (en) Chemical pulping and refining process
US1968345A (en) Treating sulphite pulp
US1824837A (en) Papermaking composition
RU2779395C1 (ru) Способ отбелки сульфитной целлюлозы
US2174894A (en) Process of swelling cellulose fiber sheets
US2992155A (en) Process for manufacturing rayon pulp of high purity from bagasse
US1700596A (en) Composition for conversion into cellulose derivatives and process of preparing same
DE868651C (de) Verfahren zur Herstellung von ganz oder teilweise aus alkaliloeslichem Celluloseaether bestehenden Textilfasern
SU426009A1 (ru) Способ получения бумажной массы