NO880333L - Fremgangsmaate ved fremstilling av natriumkarboksymetyl-cellulose. - Google Patents

Fremgangsmaate ved fremstilling av natriumkarboksymetyl-cellulose.

Info

Publication number
NO880333L
NO880333L NO880333A NO880333A NO880333L NO 880333 L NO880333 L NO 880333L NO 880333 A NO880333 A NO 880333A NO 880333 A NO880333 A NO 880333A NO 880333 L NO880333 L NO 880333L
Authority
NO
Norway
Prior art keywords
cellulose
procedure
sodium carboxymethyl
preparing sodium
preparing
Prior art date
Application number
NO880333A
Other languages
English (en)
Other versions
NO880333D0 (no
Inventor
Kari Edelman
Torsten Lindroos
Original Assignee
Metsae Serla 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 Metsae Serla Oy filed Critical Metsae Serla Oy
Publication of NO880333D0 publication Critical patent/NO880333D0/no
Publication of NO880333L publication Critical patent/NO880333L/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B17/00—Apparatus for esterification or etherification of cellulose
    • C08B17/06—Apparatus for esterification or etherification of cellulose for making cellulose ethers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/02—Alkyl or cycloalkyl ethers
    • C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
    • C08B11/10—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals
    • C08B11/12—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals substituted with carboxylic radicals, e.g. carboxymethylcellulose [CMC]

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)
NO880333A 1987-01-27 1988-01-26 Fremgangsmaate ved fremstilling av natriumkarboksymetyl-cellulose. NO880333L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI870360A FI75836C (fi) 1987-01-27 1987-01-27 Nytt foerfarande foer framstaellning av natriumkarboximetylcellulosa.

Publications (2)

Publication Number Publication Date
NO880333D0 NO880333D0 (no) 1988-01-26
NO880333L true NO880333L (no) 1988-07-28

Family

ID=8523845

Family Applications (1)

Application Number Title Priority Date Filing Date
NO880333A NO880333L (no) 1987-01-27 1988-01-26 Fremgangsmaate ved fremstilling av natriumkarboksymetyl-cellulose.

Country Status (6)

Country Link
US (1) US4941943A (no)
EP (1) EP0276797A3 (no)
JP (1) JPS63199701A (no)
DK (1) DK33588A (no)
FI (1) FI75836C (no)
NO (1) NO880333L (no)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3665704A (en) * 1969-06-16 1972-05-30 Portec Inc Drag chain
US6159335A (en) * 1997-02-21 2000-12-12 Buckeye Technologies Inc. Method for treating pulp to reduce disintegration energy
US6686464B1 (en) 1999-04-26 2004-02-03 Bki Holding Corporation Cellulose ethers and method of preparing the same
US7022837B2 (en) * 2000-11-01 2006-04-04 Bki Holding Corporation Cellulose ethers and method of preparing the same
RU2343160C2 (ru) * 2002-07-26 2009-01-10 Фмк Корпорейшн Получение микрокристаллической целлюлозы
KR101690097B1 (ko) * 2009-03-05 2016-12-27 다우 글로벌 테크놀로지스 엘엘씨 알칼리 셀룰로스 및 셀룰로스 유도체의 개선된 제조 방법
US11059756B1 (en) 2015-09-29 2021-07-13 Intrepid Potash, Inc. Pelletized fertilizer and methods of preparing pelletized fertilizer

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA902306A (en) * 1972-06-13 Forssblad Lars-Henrik Method of treating unbleached pulp
FR996282A (fr) * 1948-10-07 1951-12-17 American Viscose Corp Procédé et appareil pour l'extraction de matières solides en suspension dans un liquide
US3088943A (en) * 1960-10-21 1963-05-07 Du Pont Process for making alkali metal salt of carboxymethylcellulose
DE1543114B2 (de) * 1965-05-06 1977-04-28 Hoechst Ag, 6000 Frankfurt Verwendung zweiwelliger schneckenpressen bei der herstellung von alkalicellulose und celluloseaethern
US4063018A (en) * 1975-04-07 1977-12-13 Daicel Ltd. Process for preparing alkali metal salt of carboxymethyl cellulose ether
US4444621A (en) * 1980-11-21 1984-04-24 Mo Och Domsjo Aktiebolag Process and apparatus for the deresination and brightness improvement of cellulose pulp
FI71750C (fi) * 1981-09-10 1987-02-09 Daicel Chem Process foer tillverkning av ett alkalisalt av karboximetylcellulosaeter.
DE3216786A1 (de) * 1982-05-05 1983-11-10 Wolff Walsrode Ag, 3030 Walsrode Verfahren zur herstellung von hydroxyalkylmethylcellulosen
DE3308420A1 (de) * 1983-03-09 1984-09-13 Wolff Walsrode Ag, 3030 Walsrode Verfahren zur kontinuierlichen granulierung von carboxymethylcellulose

Also Published As

Publication number Publication date
EP0276797A3 (en) 1989-04-05
DK33588D0 (da) 1988-01-25
NO880333D0 (no) 1988-01-26
FI75836C (fi) 1988-08-08
EP0276797A2 (en) 1988-08-03
FI75836B (fi) 1988-04-29
JPS63199701A (ja) 1988-08-18
DK33588A (da) 1988-07-28
FI870360A0 (fi) 1987-01-27
US4941943A (en) 1990-07-17

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