JP4192214B2 - 水酸化ナトリウムの回収を含む、水溶性セルロースエーテルの製造方法 - Google Patents

水酸化ナトリウムの回収を含む、水溶性セルロースエーテルの製造方法 Download PDF

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Publication number
JP4192214B2
JP4192214B2 JP22519197A JP22519197A JP4192214B2 JP 4192214 B2 JP4192214 B2 JP 4192214B2 JP 22519197 A JP22519197 A JP 22519197A JP 22519197 A JP22519197 A JP 22519197A JP 4192214 B2 JP4192214 B2 JP 4192214B2
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Japan
Prior art keywords
water
sodium hydroxide
solvent mixture
cellulose
suspension medium
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Expired - Fee Related
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JP22519197A
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English (en)
Japanese (ja)
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JPH10120701A5 (enExample
JPH10120701A (ja
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ラインハルト・デンゲス
ルードルフ・エルラー
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Clariant Produkte Deutschland GmbH
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Clariant Produkte Deutschland GmbH
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    • 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
    • C08B11/08—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with hydroxylated hydrocarbon radicals; Esters, ethers, or acetals thereof
    • 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
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification

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  • 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)
JP22519197A 1996-08-22 1997-08-21 水酸化ナトリウムの回収を含む、水溶性セルロースエーテルの製造方法 Expired - Fee Related JP4192214B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19633826A DE19633826C1 (de) 1996-08-22 1996-08-22 Verfahren zur Herstellung von wasserlöslichen Celluloseethern unter Rückgewinnung von Natriumhydroxid
DE19633826:3 1996-08-22

Publications (3)

Publication Number Publication Date
JPH10120701A JPH10120701A (ja) 1998-05-12
JPH10120701A5 JPH10120701A5 (enExample) 2005-05-19
JP4192214B2 true JP4192214B2 (ja) 2008-12-10

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ID=7803319

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22519197A Expired - Fee Related JP4192214B2 (ja) 1996-08-22 1997-08-21 水酸化ナトリウムの回収を含む、水溶性セルロースエーテルの製造方法

Country Status (4)

Country Link
US (1) US5840882A (enExample)
EP (1) EP0825199B1 (enExample)
JP (1) JP4192214B2 (enExample)
DE (2) DE19633826C1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19849442A1 (de) * 1998-10-27 2000-05-04 Clariant Gmbh Sulfoalkylgruppenhaltige hydrophob modifizierte Celluloseether, Verfahren zu deren Herstellung sowie deren Verwendung in Dispersionsfarben
DE19849441A1 (de) * 1998-10-27 2000-05-04 Clariant Gmbh Sulfoalkylgruppenhaltige hydrophob modifizierte Celluloseether, Verfahren zu deren Herstellung sowie deren Verwndung als Schutzkolloide bei Polymerisationen
US6261218B1 (en) * 1998-12-01 2001-07-17 The Dow Chemical Company Process and apparatus for making low molecular weight cellulose ethers
US6294008B1 (en) * 1999-04-21 2001-09-25 The Dow Chemical Company Haze-free cellulose ether capsules and process for making
ITVA20020051A1 (it) * 2002-10-14 2004-04-15 Lamberti Spa Modificatore di reologia per prodotti destinati all'edilizia.
KR100654421B1 (ko) * 2004-12-07 2006-12-06 삼성정밀화학 주식회사 효소분해 저항성 향상된 히드록시알킬셀룰로오스 유도체의제조방법
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
DE102008056086A1 (de) * 2008-11-06 2010-05-12 Gp Solar Gmbh Additiv für alkalische Ätzlösungen, insbesondere für Texturätzlösungen sowie Verfahren zu dessen Herstellung
EP2998340B1 (en) * 2014-09-22 2019-07-17 Shin-Etsu Chemical Co., Ltd. Method for continuously producing cellulose ether

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1177127B (de) * 1960-04-13 1964-09-03 Hercules Powder Co Ltd Verfahren zur Herstellung wasserloeslicher Oxyalkylcelluloseaether
DE1668347A1 (de) * 1967-12-20 1971-09-16 Kalle Ag Verfahren zum Reinigen roher Hydroxyaethylcellulose
DE3216786A1 (de) * 1982-05-05 1983-11-10 Wolff Walsrode Ag, 3030 Walsrode Verfahren zur herstellung von hydroxyalkylmethylcellulosen
JP3167055B2 (ja) * 1992-12-29 2001-05-14 住友精化株式会社 ヒドロキシエチルセルロースの製造方法

Also Published As

Publication number Publication date
EP0825199B1 (de) 2002-03-06
DE19633826C1 (de) 1997-10-30
EP0825199A2 (de) 1998-02-25
DE59706535D1 (de) 2002-04-11
US5840882A (en) 1998-11-24
EP0825199A3 (de) 1998-09-16
JPH10120701A (ja) 1998-05-12

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