JPH10120701A5 - - Google Patents

Info

Publication number
JPH10120701A5
JPH10120701A5 JP1997225191A JP22519197A JPH10120701A5 JP H10120701 A5 JPH10120701 A5 JP H10120701A5 JP 1997225191 A JP1997225191 A JP 1997225191A JP 22519197 A JP22519197 A JP 22519197A JP H10120701 A5 JPH10120701 A5 JP H10120701A5
Authority
JP
Japan
Prior art keywords
cellulose
solvent mixture
sodium hydroxide
water
hydroxide solution
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP1997225191A
Other languages
English (en)
Japanese (ja)
Other versions
JP4192214B2 (ja
JPH10120701A (ja
Filing date
Publication date
Priority claimed from DE19633826A external-priority patent/DE19633826C1/de
Application filed filed Critical
Publication of JPH10120701A publication Critical patent/JPH10120701A/ja
Publication of JPH10120701A5 publication Critical patent/JPH10120701A5/ja
Application granted granted Critical
Publication of JP4192214B2 publication Critical patent/JP4192214B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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 true JPH10120701A5 (enExample) 2005-05-19
JP4192214B2 JP4192214B2 (ja) 2008-12-10

Family

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

Similar Documents

Publication Publication Date Title
US3278520A (en) Hydroxypropyl cellulose and process
US4650863A (en) Preparation of water-soluble mixed cellulose ethers
US20020038018A1 (en) Process for preparing alkylhydroxyalkyl cellulose
JPS59145201A (ja) 高置換カルボキシアルキルセルロ−ズ類およびその混合エ−テル類の製造法
FI70906C (fi) Foerfarande foer framstaellning av vattenloesliga hydroxialkylmetylcellulosa
JPH10120701A5 (enExample)
US7005515B2 (en) Process for preparing alkyl hydroxyalkyl cellulose ethers
US7504498B2 (en) Process for the manufacture of methyl cellulose ether
JP4192214B2 (ja) 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
JP3103409B2 (ja) 置換度が小さい水溶性ヒドロキシプロピルスルホエチルセルロース誘導体およびその製造法
JP4950434B2 (ja) メチルヒドロキシアルキルセルロースの製造方法
US3527751A (en) Process for the purification of water-soluble hydroxyalkyl cellulose
US20150183886A1 (en) Process for preparing cellulose ether
CA1215358A (en) Preparing cellulose ethers in a dimethoxyethane/(dispersing auxiliary) medium
US3251825A (en) Process for the production of watersoluble mixed cellulose allyl ethers which can be cross-linked
RU2114847C1 (ru) Способ получения 3,7-диалкилксантинов
JP3973823B2 (ja) 多糖類スルホン化体の製造法
JP4589508B2 (ja) スルホアルキル化剤の製造法
US2216095A (en) Insoluble aliphatic ethers of cellulose
US2107005A (en) Cellulose ether recovery
KR20060086069A (ko) 셀룰로오스 에테르 유도체의 제조방법
JP2000007702A (ja) ヒドロキシプロピルセルロースの製造方法
JPH0713081B2 (ja) セルロース誘導体のエーテル化方法
JPS5996103A (ja) 水溶液が透明性に優れたガラクトマンナンのヒドロキシアルキルエ−テルの製法
CN104761510A (zh) 2,4,6-三(2,4,6-三溴苯氧基)-1,3,5-三嗪的合成方法