FI60219C - Foerfarande foer framstaellning av cellulosaalkyletrar - Google Patents

Foerfarande foer framstaellning av cellulosaalkyletrar Download PDF

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Publication number
FI60219C
FI60219C FI772348A FI772348A FI60219C FI 60219 C FI60219 C FI 60219C FI 772348 A FI772348 A FI 772348A FI 772348 A FI772348 A FI 772348A FI 60219 C FI60219 C FI 60219C
Authority
FI
Finland
Prior art keywords
cellulose
reaction
alkali
temperature
pressure
Prior art date
Application number
FI772348A
Other languages
English (en)
Finnish (fi)
Other versions
FI60219B (fi
FI772348A (de
Inventor
Wilhelm Loedige
Fritz Loedige
Josef Luecke
Eberhard Lipp
Original Assignee
Wilhelm Loedige
Fritz Loedige
Josef Luecke
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 Wilhelm Loedige, Fritz Loedige, Josef Luecke filed Critical Wilhelm Loedige
Publication of FI772348A publication Critical patent/FI772348A/fi
Publication of FI60219B publication Critical patent/FI60219B/fi
Application granted granted Critical
Publication of FI60219C publication Critical patent/FI60219C/fi

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Classifications

    • 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

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)
FI772348A 1976-08-06 1977-08-02 Foerfarande foer framstaellning av cellulosaalkyletrar FI60219C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2635403 1976-08-06
DE2635403A DE2635403B2 (de) 1976-08-06 1976-08-06 Verfahren zum Herstellen von CeUuIoseäthern

Publications (3)

Publication Number Publication Date
FI772348A FI772348A (de) 1978-02-07
FI60219B FI60219B (fi) 1981-08-31
FI60219C true FI60219C (fi) 1981-12-10

Family

ID=5984874

Family Applications (1)

Application Number Title Priority Date Filing Date
FI772348A FI60219C (fi) 1976-08-06 1977-08-02 Foerfarande foer framstaellning av cellulosaalkyletrar

Country Status (12)

Country Link
US (1) US4117223A (de)
JP (1) JPS6050801B2 (de)
BE (1) BE857505A (de)
CA (1) CA1086313A (de)
DD (1) DD132129A5 (de)
DE (1) DE2635403B2 (de)
ES (1) ES461417A1 (de)
FI (1) FI60219C (de)
GB (1) GB1589328A (de)
IT (1) IT1114835B (de)
NL (1) NL7708643A (de)
SE (1) SE432256B (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE466284B (sv) * 1989-11-22 1992-01-27 Berol Nobel Ab Mikrobicid komposition innehaallande en laangkedjig alkylester och en nonjonisk vattenloeslig cellulosaeter
JP2001302701A (ja) * 2000-02-15 2001-10-31 Shin Etsu Chem Co Ltd アルカリセルロース及びセルロースエーテルの製造方法
DE10234426A1 (de) * 2001-09-14 2003-04-03 Wolff Cellulosics Gmbh & Co Kg Verfahren und Vorrichtung zur industriellen Herstellung von Methylhydroxyalkylcellulose
DK1293515T3 (da) 2001-09-14 2007-07-30 Wolff Cellulosics Gmbh & Co Kg Fremgangsmåde og udstyr til industriel fremstilling af methylhydroxyalkylcellulose
SE520715C2 (sv) * 2001-12-03 2003-08-12 Akzo Nobel Nv Förfarande för framställning av metylcellulosaetrar
DE10233788A1 (de) † 2002-07-25 2004-02-05 Wolff Cellulosics Gmbh & Co. Kg Cellulosederivate mit gel-artigen rheologischen Eigenschaften und Verfahren zur Herstellung derselben
JP5377816B2 (ja) * 2005-06-16 2013-12-25 信越化学工業株式会社 セルロースエーテルの製造方法
JP5030567B2 (ja) * 2005-12-27 2012-09-19 信越化学工業株式会社 セルロースエーテルの製造方法
JP5030566B2 (ja) * 2005-12-27 2012-09-19 信越化学工業株式会社 セルロースエーテルの製造方法
JP5030568B2 (ja) * 2005-12-27 2012-09-19 信越化学工業株式会社 アルカリセルロース及びセルロースエーテルの製造方法
JP5030569B2 (ja) * 2005-12-27 2012-09-19 信越化学工業株式会社 セルロースエーテルの製造方法
JP5052112B2 (ja) * 2005-12-27 2012-10-17 信越化学工業株式会社 アルカリセルロース及びセルロースエーテルの製造方法
JP5737993B2 (ja) 2011-02-21 2015-06-17 信越化学工業株式会社 アルカリセルロースの製造装置及びセルロースエーテルの製造方法
US9580516B2 (en) 2011-02-21 2017-02-28 Shin-Etsu Chemical Co., Ltd. Methods for producing alkali cellulose and cellulose ether
JP5571599B2 (ja) 2011-02-21 2014-08-13 信越化学工業株式会社 セルロースエーテルの製造方法
JP5737994B2 (ja) 2011-02-21 2015-06-17 信越化学工業株式会社 微粉セルロースの回収を含むセルロースエーテルの製造方法
JP5671367B2 (ja) 2011-02-21 2015-02-18 信越化学工業株式会社 セルロースエーテルの製造方法
US11365266B2 (en) 2017-03-29 2022-06-21 Shin-Etsu Chemical Co., Ltd. Method for producing cellulose ether

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1858017A (en) * 1919-08-01 1932-05-10 Lilienfeld Leon Process of making alkali cellulose
US1858018A (en) * 1920-05-05 1932-05-10 Lilienfeld Leon Process for the manufacture of ethers of carbohydrates
US1464158A (en) * 1921-04-05 1923-08-07 Eastman Kodak Co Process of making cellulose ethers
US1504178A (en) * 1922-08-28 1924-08-05 Augustus Dacre Lacy Process for the production of ethers of carbohydrates
US1704304A (en) * 1925-02-20 1929-03-05 Boehringer & Soehne Gmbh Process of making cellulose ethers
GB346426A (en) * 1930-01-04 1931-04-07 Ig Farbenindustrie Ag Process for the manufacture of alkyl- and aralkyl-derivatives of cellulose
US2067946A (en) * 1935-06-19 1937-01-19 Ici Ltd Process of making cellulose derivatives
GB482885A (en) * 1935-08-01 1938-04-04 Du Pont Improvements in or relating to the production of cellulose ethers
DE702062C (de) * 1937-01-09 1941-01-29 I G Farbenindustrie Akt Ges Verfahren zur Herstellung von Alkylaethern der Cellulose
US2216045A (en) * 1937-05-27 1940-09-24 Rohm & Haas Water soluble ethers of alpha cellulose
US2249754A (en) * 1937-12-21 1941-07-22 Joseph F Haskins Low substituted alkyl cellulose ether
US2340177A (en) * 1940-09-03 1944-01-25 Celanese Corp Manufacture of cellulose ethers
US2408326A (en) * 1944-04-26 1946-09-24 Dow Chemical Co Process for preparing alkali-soluble methyl cellulose
US2644818A (en) * 1949-02-25 1953-07-07 British Celanese Manufacture of cellulose ethers
US2806025A (en) * 1953-10-15 1957-09-10 Hercules Powder Co Ltd Production of cellulose alkyl ethers
GB778732A (en) * 1954-04-19 1957-07-10 Hercules Powder Co Ltd Ethyl cellulose and manufacture thereof
DE1060374B (de) * 1958-02-19 1959-07-02 Kalle & Co Ag Verfahren zur Herstellung von Methylcellulose
FR1218766A (fr) * 1959-03-09 1960-05-12 Wolff & Co Kg Procédé de préparation d'éthers cellulosiques
GB864766A (en) * 1959-04-06 1961-04-06 Wolff & Co Improvements in or relating to the production of cellulose ethers
GB909039A (en) * 1960-05-16 1962-10-24 British Celanese Improvements in and relating to the production of cellulose methyl ethers
DE1543136C3 (de) * 1965-12-30 1980-04-17 Hoechst Ag, 6000 Frankfurt Verfahren zur kontinuierlichen Herstellung von Methylcellulose oder Methylhydroxyalkylcellulose
DE1642087B2 (de) * 1967-10-10 1977-03-24 Lödige, Wilhelm; Lödige, Fritz; Lücke, Josef, Dipl.-Ing.; 4790 Paderborn Verfahren und vorrichtung zum chargenweisen sterilisieren von schuettguetern
DE1942159B2 (de) * 1969-08-19 1977-02-03 Wladimirskij nautschno-issledowatelskij institut syntetitscheskich smol SSSR, Wladimir (Sowjetunion) Verfahren zur herstellung von wasserloeslicher methylcellulose

Also Published As

Publication number Publication date
IT1114835B (it) 1986-01-27
GB1589328A (en) 1981-05-13
US4117223A (en) 1978-09-26
CA1086313A (en) 1980-09-23
NL7708643A (nl) 1978-02-08
ES461417A1 (es) 1978-05-16
SE432256B (sv) 1984-03-26
DE2635403B2 (de) 1979-07-12
JPS5341356A (en) 1978-04-14
BE857505A (fr) 1977-12-01
DD132129A5 (de) 1978-08-30
JPS6050801B2 (ja) 1985-11-11
FI60219B (fi) 1981-08-31
DE2635403A1 (de) 1978-02-09
FI772348A (de) 1978-02-07
SE7708899L (sv) 1978-02-07

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Legal Events

Date Code Title Description
MA Patent expired
MA Patent expired

Owner name: LOEDIGE, WILHELM

Owner name: LUECKE, JOSEF

Owner name: LOEDIGE, FRITZ