NO20013886L - Fremgangsmåte for fremstilling av alkylhydroksyalkylcellulose - Google Patents

Fremgangsmåte for fremstilling av alkylhydroksyalkylcellulose

Info

Publication number
NO20013886L
NO20013886L NO20013886A NO20013886A NO20013886L NO 20013886 L NO20013886 L NO 20013886L NO 20013886 A NO20013886 A NO 20013886A NO 20013886 A NO20013886 A NO 20013886A NO 20013886 L NO20013886 L NO 20013886L
Authority
NO
Norway
Prior art keywords
cellulose
amount
alkali
per agu
reaction
Prior art date
Application number
NO20013886A
Other languages
English (en)
Other versions
NO20013886D0 (no
NO318679B1 (no
Inventor
Wolfgang Dannhorn
Hartwig Schlesiger
Joern-Bernd Pannek
Gerolf Weissbach
Original Assignee
Wolff Walsrode Ag
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 Wolff Walsrode Ag filed Critical Wolff Walsrode Ag
Publication of NO20013886D0 publication Critical patent/NO20013886D0/no
Publication of NO20013886L publication Critical patent/NO20013886L/no
Publication of NO318679B1 publication Critical patent/NO318679B1/no

Links

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
    • C08B11/193—Mixed ethers, i.e. ethers with two or more different etherifying groups

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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
NO20013886A 2000-08-10 2001-08-09 Fremgangsmate for fremstilling av alkylhydroksyalkylcellulose NO318679B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10038978A DE10038978A1 (de) 2000-08-10 2000-08-10 Verfahren zur Herstellung von Alkylhydroxyalkylcellulose

Publications (3)

Publication Number Publication Date
NO20013886D0 NO20013886D0 (no) 2001-08-09
NO20013886L true NO20013886L (no) 2002-02-11
NO318679B1 NO318679B1 (no) 2005-04-25

Family

ID=7651920

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20013886A NO318679B1 (no) 2000-08-10 2001-08-09 Fremgangsmate for fremstilling av alkylhydroksyalkylcellulose

Country Status (16)

Country Link
US (1) US6891034B2 (no)
EP (1) EP1180526B1 (no)
JP (1) JP5283294B2 (no)
KR (1) KR100769423B1 (no)
CN (1) CN1186356C (no)
AT (1) ATE251645T1 (no)
BR (1) BR0103278A (no)
CA (1) CA2354739C (no)
DE (2) DE10038978A1 (no)
DK (1) DK1180526T3 (no)
ES (1) ES2204788T3 (no)
MX (1) MXPA01008023A (no)
NO (1) NO318679B1 (no)
PL (1) PL349086A1 (no)
TR (1) TR200302076T4 (no)
UA (1) UA74143C2 (no)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10135464A1 (de) * 2001-07-20 2003-02-06 Wolff Walsrode Ag Verfahren zur Herstellung von Alkylhydroxyalkylcellulose
DE10233788A1 (de) * 2002-07-25 2004-02-05 Wolff Cellulosics Gmbh & Co. Kg Cellulosederivate mit gel-artigen rheologischen Eigenschaften und Verfahren zur Herstellung derselben
DE502004001801D1 (de) * 2003-02-10 2006-11-30 Henkel Kgaa Bleichmittelhaltiges waschmittel mit baumwollaktivem schmutzablösevermögendem cellulosederivat
WO2004069978A1 (de) 2003-02-10 2004-08-19 Henkel Kommanditgesellschaft Auf Aktien Bleichmittelhaltige wasch- oder reinigungsmittel mit wasserlöslichem buildersystem und schmutzablösevermögendem cellulosederivat
JP2006517244A (ja) * 2003-02-10 2006-07-20 ヘンケル・コマンディットゲゼルシャフト・アウフ・アクチエン セルロース誘導体および吸湿性ポリマーによる洗濯洗剤の洗浄性能の向上
DE10351325A1 (de) 2003-02-10 2004-08-26 Henkel Kgaa Wasch- oder Reinigungsmittel mit wasserlöslichem Buildersystem und schmutzablösevermögendem Cellulosederivat
DE10351321A1 (de) * 2003-02-10 2004-08-26 Henkel Kgaa Verstärkung der Reinigungsleistung von Waschmitteln durch eine Kombination von Cellulosderivaten
WO2004069976A2 (de) * 2003-02-10 2004-08-19 Henkel Kommanditgesellschaft Auf Aktien Verwendung von cellulosederivaten als schaumregulatoren
DE502004002541D1 (de) * 2003-02-10 2007-02-15 Henkel Kgaa Erhöhung der wasseraufnahmefähigkeit von textilien
DE10337011A1 (de) * 2003-08-12 2005-03-17 Wolff Cellulosics Gmbh & Co. Kg Additive enthaltend Cellulosederivate mit gel-artigen rheologischen Eigenschaften, deren Verwendung in Baustoffsystemen sowie ein Verfahren zur Zementextrusion unter Einsatz dieser Additive
KR100525252B1 (ko) * 2003-12-16 2005-10-31 삼성정밀화학 주식회사 미세화된 셀룰로오스에테르의 제조방법
DE102004019296B4 (de) * 2004-04-21 2006-01-05 Wolff Cellulosics Gmbh & Co. Kg Verfahren zur Herstellung von Methylhydroxyalkylcellulose
US20070231441A1 (en) * 2006-03-29 2007-10-04 Monosol, Llc Edible film having improved sealing properties
DE102007016726A1 (de) * 2007-04-07 2008-10-09 Dow Wolff Cellulosics Gmbh Methylhydroxyethylhydroxypropylcellulose (MHEHPC) in mineralisch gebundenen Baustoffsystemen
EP2058336A1 (de) * 2007-11-06 2009-05-13 Dow Wolff Cellulosics GmbH Ternäre Mischether
EP2177538A1 (en) 2008-10-16 2010-04-21 Dow Global Technologies Inc. Cellulose ethers having little swelling and process for their production
CN102219863B (zh) * 2011-05-06 2012-10-10 邸勇 高碳烷基化改性羟乙基纤维素（hec）的工艺
EP2836559B1 (en) * 2012-04-11 2016-05-25 Dow Global Technologies LLC Composition comprising an organic diluent and a cellulose ether
JP6294331B2 (ja) 2012-10-18 2018-03-14 ダウ グローバル テクノロジーズ エルエルシー 自己緊結性コンクリート用ヒドロキシエチルメチルセルロース含有モルタル
US10370459B2 (en) 2013-03-15 2019-08-06 Hercules Llc Alkyl hydroxyalkyl cellulose ethers, methods of making, and use in cements and mortars
DE102013104207A1 (de) 2013-04-25 2014-11-13 Epcos Ag Vorrichtung und Verfahren zur Herstellung einer elektrisch leitfähigen und mechanischen Verbindung
CN105530918A (zh) 2013-09-25 2016-04-27 陶氏环球技术有限责任公司 包含有机液体稀释剂和特定羟烷基甲基纤维素的组合物
BR112016012006B1 (pt) * 2013-11-25 2021-09-14 Hercules Incorporated Método para a preparação de éteres de alquil hidróxialquil celulose
KR101526248B1 (ko) * 2014-02-28 2015-06-10 원영산업 주식회사 건식 반응에 의한 고치환 히드록시알킬 다당류의 제조방법
EP2998340B1 (en) * 2014-09-22 2019-07-17 Shin-Etsu Chemical Co., Ltd. Method for continuously producing cellulose ether
ES2765702T3 (es) * 2015-06-30 2020-06-10 Dow Global Technologies Llc Composiciones cementosas adhesivas de baldosas y éteres de celulosa reticulados para morteros con mejor resistencia del gel
CN106967397B (zh) * 2017-03-23 2019-11-08 中国石油大学(华东) 一种适用于油井水泥浆的热增黏沉降稳定剂及制备方法与应用

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2949452A (en) 1956-04-30 1960-08-16 Dow Chemical Co Process for preparing alkyl hydroxyalkyl cellulose ethers and the product obtained thereby
US3839319A (en) 1973-01-26 1974-10-01 Dow Chemical Co Hydroxypropyl methylcellulose ethers and method of preparation
US4096325A (en) 1976-02-20 1978-06-20 Anheuser-Busch, Incorporated Methyl hydroxypropyl cellulose ethers
US4477657A (en) 1983-07-08 1984-10-16 The Dow Chemical Company Process for preparing hydroxyalkylcellulose ethers
DE3417952A1 (de) * 1984-05-15 1985-11-21 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von wasserloeslichen cellulosemischethern
DE4015160A1 (de) * 1990-05-11 1991-11-14 Wolff Walsrode Ag Methylhydroxypropylcelluloseether und verfahren zu ihrer herstellung
US5493013A (en) 1992-04-23 1996-02-20 Hoechst Aktiengesellschaft Process for preparing cellulose ethers with cyclic ethers as suspending agents
JP4010345B2 (ja) * 1996-11-28 2007-11-21 信越化学工業株式会社 ヒドロキシプロピルメチルセルロースの製造方法
US6235893B1 (en) * 1999-04-01 2001-05-22 The Dow Chemical Company Process for making cellulose ether having enhanced gel strength

Also Published As

Publication number Publication date
HK1044782A1 (en) 2002-11-01
KR100769423B1 (ko) 2007-10-22
NO20013886D0 (no) 2001-08-09
KR20020013402A (ko) 2002-02-20
TR200302076T4 (tr) 2004-01-21
DE10038978A1 (de) 2002-02-21
CN1186356C (zh) 2005-01-26
DK1180526T3 (da) 2003-12-29
EP1180526A1 (de) 2002-02-20
NO318679B1 (no) 2005-04-25
CN1338474A (zh) 2002-03-06
ES2204788T3 (es) 2004-05-01
CA2354739A1 (en) 2002-02-10
PL349086A1 (en) 2002-02-11
DE50100747D1 (de) 2003-11-13
JP2002201201A (ja) 2002-07-19
UA74143C2 (uk) 2005-11-15
BR0103278A (pt) 2002-03-26
US20020038018A1 (en) 2002-03-28
JP5283294B2 (ja) 2013-09-04
ATE251645T1 (de) 2003-10-15
CA2354739C (en) 2009-04-21
EP1180526B1 (de) 2003-10-08
MXPA01008023A (es) 2002-04-08
US6891034B2 (en) 2005-05-10

Similar Documents

Publication Publication Date Title
NO20013886D0 (no) Fremgangsmate for fremstilling av alkylhydroksyalkylcellulose
DE50208522D1 (de) Verfahren zur Herstellung von Alkylhydroxyalkylcellulose
YU70901A (sh) Derivati 1,4-benzotiazepin-1,1 dioksida zamenjeni radikalima šećera, postupak za njihovu proizvodnju, lekovi koji sadrže ova jedinjenja i njihova primena
ATE27703T1 (de) Verfahren zur herstellung von hochsubstituierten carboxyalkylcellulosen und deren mischethern.
IL150257A0 (en) Galactomaninan oligosaccharides, pharmaceutical compositions containing the same and methods for the production thereof
BR9607189A (pt) Formas de dosagem oral contendo um antibiótico de b-lactama
ES2333186T3 (es) Eteres de celulosa modificados.
RU2004124236A (ru) Добавка для подлежащих экструдированию систем строительных материалов, ее применение и способ получения строительных элементов
DE60219819D1 (de) Verfahren zur herstellung von methylcelluloseether
PT836634E (pt) Celulose regeneradora com compostos fosforados sob a forma de retardadores de combustao
HUP9801939A2 (hu) Eljárás hipoklorittartalmú fehérítőkészítmények gyártására
BR8304766A (pt) Processo para a preparacao de eteres de celulose dispersaveis em meios aquosos
MY121175A (en) Ciclesonide-containing aqueous pharmaceutical composition
NO973720L (no) Framgangsmåte for fremstilling av celluloseformlegemer
EA200201024A1 (ru) Фармацевтические композиции, содержащие олигосахариды, и их получение
DE60117620D1 (de) Herstellung von cephalosporin
FI112869B (fi) Menetelmä selluloosakarbamaatin valmistamiseksi
ATE503724T1 (de) Siliciumdioxiddispersion
AU1645801A (en) Method and device for producing cellulosed shaped bodies
FI905793A0 (fi) Menetelmä viskositeetin laskun ehkäisemiseksi tai viskositeetin nousun aikaansaamiseksi lämpötilan noustessa vesiperustaisten järjestelmässä, joka sisältää polymeeriä viskositeettiaineena
BR9916133A (pt) éter de celulose aniÈnico, e, uso do mesmo
JPS5452718A (en) Preparation of solid pharmaceuticals
AU747262C (en) Modified cellulose ethers
JPS5624401A (en) Sulfoalkylcellulose ammonium salt and its production
MY118332A (en) Process for the production of an aqueous solution of a tertiary amine oxide.

Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees