PL115882B2 - Method of viscose manufacture - Google Patents

Method of viscose manufacture Download PDF

Info

Publication number
PL115882B2
PL115882B2 PL21923779A PL21923779A PL115882B2 PL 115882 B2 PL115882 B2 PL 115882B2 PL 21923779 A PL21923779 A PL 21923779A PL 21923779 A PL21923779 A PL 21923779A PL 115882 B2 PL115882 B2 PL 115882B2
Authority
PL
Poland
Prior art keywords
cellulose
viscose
energy
rich
naoh solution
Prior art date
Application number
PL21923779A
Other languages
English (en)
Polish (pl)
Other versions
PL219237A2 (fi
Original Assignee
Wolfen Filmfab Veb
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 Wolfen Filmfab Veb filed Critical Wolfen Filmfab Veb
Publication of PL219237A2 publication Critical patent/PL219237A2/xx
Publication of PL115882B2 publication Critical patent/PL115882B2/pl

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
    • 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)
  • Paper (AREA)
PL21923779A 1978-10-27 1979-10-26 Method of viscose manufacture PL115882B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD20870878A DD140747A1 (de) 1978-10-27 1978-10-27 Verfahren zur herstellung von viskosen

Publications (2)

Publication Number Publication Date
PL219237A2 PL219237A2 (fi) 1980-09-22
PL115882B2 true PL115882B2 (en) 1981-05-30

Family

ID=5515033

Family Applications (1)

Application Number Title Priority Date Filing Date
PL21923779A PL115882B2 (en) 1978-10-27 1979-10-26 Method of viscose manufacture

Country Status (8)

Country Link
AT (1) AT384229B (fi)
DD (1) DD140747A1 (fi)
DE (1) DE2941624A1 (fi)
FI (1) FI65265C (fi)
PL (1) PL115882B2 (fi)
RO (1) RO77528A (fi)
SE (1) SE7908897L (fi)
YU (1) YU257379A (fi)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4409384A (en) 1981-11-12 1983-10-11 E. I. Du Pont De Nemours And Company Viscose preparation using low concentration caustic
AT402739B (de) * 1995-09-19 1997-08-25 Chemiefaser Lenzing Ag Verfahren zur herstellung eines cellulosischen formkörpers
GB9605073D0 (en) * 1996-03-11 1996-05-08 Hoechst Ag Manufacture of vicose and articles therefrom
GB9620585D0 (en) * 1996-10-03 1996-11-20 Courtaulds Fibres Holdings Ltd Improvements in the manufacture of extruded articles
DE19707387C1 (de) * 1997-02-25 1998-04-02 Hoechst Ag Verfahren zur Herstellung von Viskose
SE511842C2 (sv) * 1997-04-18 1999-12-06 Akzo Nobel Surface Chem Sätt att framställa en viskoslösning
GB9720213D0 (en) 1997-09-23 1997-11-26 Kelheim Faserwerk Gmbh Manufacture of viscose and articles therefrom
PT1390411E (pt) * 2001-03-15 2012-05-11 Sappi Ltd Processo e tratamento de pasta de papel
GB2493490A (en) * 2011-05-20 2013-02-13 Innovia Films Ltd Process for dissolving and casting non-dissolving cellulose
GB2493488A (en) * 2011-05-20 2013-02-13 Innovia Films Ltd Process for dissolving and casting non-dissolving cellulose
NO2753575T3 (fi) * 2014-02-03 2018-07-28
DE102019134819A1 (de) 2019-12-17 2021-06-17 SAPPI Southern Africa Limited Herstellung einer Alkalicellulose mit einer verbesserten Reaktivität für Derivatisierungsreaktionen sowie Herstellung eines Chemiezellstoffs mit einer verbesserten Reaktivität für Derivatisierungsreaktionen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD75636A (fi) *

Also Published As

Publication number Publication date
DE2941624C2 (fi) 1988-03-10
AT384229B (de) 1987-10-12
DD140747A1 (de) 1980-03-26
DE2941624A1 (de) 1980-05-08
ATA645879A (de) 1987-03-15
FI65265B (fi) 1983-12-30
PL219237A2 (fi) 1980-09-22
RO77528A (ro) 1982-09-09
FI793344A (fi) 1980-04-28
YU257379A (en) 1982-08-31
SE7908897L (sv) 1980-04-28
FI65265C (fi) 1984-04-10

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