NO20012577D0 - Fremgangsmåte for fremstilling av lavvisköse vannopplöselige celluloseetere - Google Patents

Fremgangsmåte for fremstilling av lavvisköse vannopplöselige celluloseetere

Info

Publication number
NO20012577D0
NO20012577D0 NO20012577A NO20012577A NO20012577D0 NO 20012577 D0 NO20012577 D0 NO 20012577D0 NO 20012577 A NO20012577 A NO 20012577A NO 20012577 A NO20012577 A NO 20012577A NO 20012577 D0 NO20012577 D0 NO 20012577D0
Authority
NO
Norway
Prior art keywords
cellulose ethers
mixture
hydrogen peroxide
preparing low
soluble cellulose
Prior art date
Application number
NO20012577A
Other languages
English (en)
Norwegian (no)
Other versions
NO20012577L (no
Inventor
Hartwig Schlesiger
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=7889225&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO20012577(D0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Wolff Walsrode Ag filed Critical Wolff Walsrode Ag
Publication of NO20012577L publication Critical patent/NO20012577L/no
Publication of NO20012577D0 publication Critical patent/NO20012577D0/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
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
    • 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
    • C08B11/193—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)
  • Compositions Of Macromolecular Compounds (AREA)
NO20012577A 1998-11-27 2001-05-25 Fremgangsmåte for fremstilling av lavvisköse vannopplöselige celluloseetere NO20012577D0 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19854770A DE19854770A1 (de) 1998-11-27 1998-11-27 Verfahren zur Herstellung niedrigviskoser wasserlöslicher Celluloseether
PCT/EP1999/008779 WO2000032636A1 (de) 1998-11-27 1999-11-15 Verfahren zur herstellung niedrigviskoser wasserlöslicher celluloseether

Publications (2)

Publication Number Publication Date
NO20012577L NO20012577L (no) 2001-05-25
NO20012577D0 true NO20012577D0 (no) 2001-05-25

Family

ID=7889225

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20012577A NO20012577D0 (no) 1998-11-27 2001-05-25 Fremgangsmåte for fremstilling av lavvisköse vannopplöselige celluloseetere

Country Status (17)

Country Link
US (1) US6939961B1 (enExample)
EP (1) EP1153040B1 (enExample)
JP (1) JP2002531593A (enExample)
KR (1) KR20010080592A (enExample)
CN (1) CN1269841C (enExample)
AT (1) ATE297411T1 (enExample)
AU (1) AU1506100A (enExample)
BR (1) BR9915690A (enExample)
CA (1) CA2352186C (enExample)
DE (2) DE19854770A1 (enExample)
ES (1) ES2242432T3 (enExample)
HK (1) HK1044005B (enExample)
NO (1) NO20012577D0 (enExample)
PL (1) PL349790A1 (enExample)
TR (1) TR200101448T2 (enExample)
UA (1) UA73294C2 (enExample)
WO (1) WO2000032636A1 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1675247A (zh) * 2002-07-10 2005-09-28 阿克佐诺贝尔股份有限公司 水溶性多糖的解聚
JP3905833B2 (ja) * 2002-12-27 2007-04-18 伊那食品工業株式会社 増粘用添加物
CN102276732B (zh) 2003-11-28 2016-01-20 伊士曼化工公司 纤维素共聚体和氧化方法
JP5596552B2 (ja) * 2007-11-09 2014-09-24 ユニオン カーバイド ケミカルズ アンド プラスティックス テクノロジー エルエルシー 極低粘度セルロースエーテルの製造方法および製品
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
US8778136B2 (en) 2009-05-28 2014-07-15 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US9511167B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US9512563B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Surface treated modified cellulose from chemical kraft fiber and methods of making and using same
ES2487639T3 (es) * 2011-04-01 2014-08-22 Omya International Ag Híbrido de pigmentos autoaglutinantes
PL2662418T3 (pl) 2012-05-11 2015-07-31 Omya Int Ag Polimery o przedłużonej chłonności
KR101971738B1 (ko) 2012-12-11 2019-04-23 롯데정밀화학 주식회사 부분 중화법을 통한 초저점도 히드록시알킬 셀룰로오스의 제조방법
KR102033179B1 (ko) * 2012-12-28 2019-10-16 롯데정밀화학 주식회사 스킴코트 모르타르용 첨가제 및 이를 포함하는 스킴코트 모르타르 조성물
KR101586136B1 (ko) * 2013-01-09 2016-01-15 신에쓰 가가꾸 고교 가부시끼가이샤 저중합도 셀룰로오스에테르의 제조 방법 및 이에 따라 제조된 셀룰로오스에테르
MX372579B (es) 2013-03-15 2020-04-17 Gp Cellulose Gmbh Una fibra kraft de baja viscosidad que tiene un contenido de carboxilo mejorado, y metodos para fabricar y usar la misma
CN104558203B (zh) * 2015-01-22 2016-08-24 湖州展望药业股份有限公司 一种特低粘度高取代羟丙基纤维素醚的制备方法及其制品
KR102373750B1 (ko) * 2016-10-06 2022-03-15 신에쓰 가가꾸 고교 가부시끼가이샤 저중합도 셀룰로오스 에테르의 제조 방법
DE102017223690A1 (de) * 2017-12-22 2019-06-27 Se Tylose Gmbh & Co. Kg Oxidativer Abbau von Celluloseethern
CN109336983B (zh) * 2018-11-15 2020-12-29 泸州北方纤维素有限公司 用于特低粘羟乙基纤维素的制备方法
CN109627346A (zh) * 2018-12-06 2019-04-16 泸州北方纤维素有限公司 稳定性良好的超低粘度乙基纤维素及其制备方法
CN113683470A (zh) * 2021-08-23 2021-11-23 姚鲁 一种改善射钉装药制造的安全和环保方法
CN115572107B (zh) * 2022-11-11 2024-01-19 亚士创能新材料(滁州)有限公司 耐温变施工的真石漆及其制备方法、应用

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB953944A (en) * 1962-02-16 1964-04-02 Ici Ltd Reduction of viscosity of water-soluble non-ionic cellulose ethers
DE1543116A1 (de) * 1965-05-29 1969-07-31 Kalle Ag Verfahren zur Herstellung niedrigviskoser wasserloeslicher Celluloseaether
US3728331A (en) * 1969-04-04 1973-04-17 Dow Chemical Co Process for reducing the viscosity of a cellulose ether with hydrogen peroxide
JPS5928321B2 (ja) * 1979-02-16 1984-07-12 株式会社興人 カルボキシメチルセルロ−スのマ−セル化方法
JPS5941643B2 (ja) * 1979-02-15 1984-10-08 株式会社興人 低粘度カルボキシメチルエチルセルロ−スの製造法
DE3009149A1 (de) * 1980-03-10 1981-09-24 Kohjin Co., Ltd., Tokyo Verfahren zum veraethern von cellulosen
JPS6051481B2 (ja) * 1981-04-30 1985-11-14 株式会社興人 低粘度セルロ−スエ−テル類の製造方法
DE3839831A1 (de) * 1988-11-25 1990-05-31 Hoechst Ag Verfahren und vorrichtung zur produktschonenden mahlung und gleichzeitigen trocknung von feuchten celluloseethern
JP2800061B2 (ja) * 1990-05-21 1998-09-21 ダイセル化学工業株式会社 低粘度カルボキシメチルセルロースナトリウムの製造法
JP2800062B2 (ja) * 1990-05-21 1998-09-21 ダイセル化学工業株式会社 超低粘度カルボキシメチルセルロースナトリウム塩
ATE167488T1 (de) * 1990-07-02 1998-07-15 Aqualon Co Niedrigviskose-polysaccharidzusammensetzung mit hohem festkörpergehalt
JPH0681761B2 (ja) * 1991-07-12 1994-10-19 三洋化成工業株式会社 セルロース誘導体の低分子化方法および低分子量セルロース誘導体のエーテル化方法
GB2262527A (en) * 1992-07-02 1993-06-23 Dow Deutschland Inc Process for grinding cellulose compounds
DE4411681A1 (de) * 1994-04-05 1995-10-12 Hoechst Ag Verfahren zur Herstellung niedermolekularer Polysaccharidether

Also Published As

Publication number Publication date
US6939961B1 (en) 2005-09-06
AU1506100A (en) 2000-06-19
CN1269841C (zh) 2006-08-16
CA2352186A1 (en) 2000-06-08
PL349790A1 (en) 2002-09-09
TR200101448T2 (tr) 2002-04-22
CA2352186C (en) 2008-12-30
UA73294C2 (en) 2005-07-15
HK1044005B (zh) 2007-03-30
EP1153040A1 (de) 2001-11-14
JP2002531593A (ja) 2002-09-24
DE59912164D1 (de) 2005-07-14
WO2000032636A1 (de) 2000-06-08
ATE297411T1 (de) 2005-06-15
HK1044005A1 (en) 2002-10-04
ES2242432T3 (es) 2005-11-01
CN1334822A (zh) 2002-02-06
NO20012577L (no) 2001-05-25
DE19854770A1 (de) 2000-05-31
KR20010080592A (ko) 2001-08-22
BR9915690A (pt) 2001-11-13
EP1153040B1 (de) 2005-06-08

Similar Documents

Publication Publication Date Title
NO20012577D0 (no) Fremgangsmåte for fremstilling av lavvisköse vannopplöselige celluloseetere
BG103047A (en) Granulate for the preparation of quick decomposition and quick dissolving compositions having high medicamentous form content
JP2002531593A5 (enExample)
KR950032261A (ko) 저분자량의 폴리사카라이드 에테르의 제조방법
KR940005673A (ko) 카복시메틸화 메틸 하이드록시에틸 셀룰로즈 에테르 또는 메틸 하이드록시프로필 셀룰로즈 에테르의 용도
KR890007722A (ko) 엑시폰과 수요성중합체를 함유하는 약학조성물
GB1139637A (en) Process for the manufacture of low viscosity water-soluble cellulose ethers
KR960010686A (ko) 저분자량 셀룰로즈 에테르의 제조방법
KR890001515A (ko) 스크럴페이트 제제
MX9707168A (es) Complejos de sales inorganicas de peroxido de hidrogeno y sintesis de los mismos.
ES433231A1 (es) Un procedimiento para modificar materiales celulosicos au- mentando su permeabilidad.
ES481720A1 (es) Procedimiento para la obtencion de celulosa.
HK55097A (en) Solid product containing propolis components, and its preparation and uses
KR830007779A (ko) 전분으로 부터 전분풀의 제조방법
EP0114788A3 (en) Aqueous composition containing polymaleic acid, surfactants and complexing agents as well as its preparation and use as assistant in the pretreatment of cellulose containing fibrous materials
CA2256845A1 (en) Talc slurry dispersion
BR8106813A (pt) Eter misto e celulose hidrossoluvel e processo para sua preparacao
JPS55121905A (en) Sodium hydrosulfite composition
JPS5642564A (en) Liquid pasty seasoning solution composition
DE3362696D1 (en) Dry mixture for the preparation of aqueous adhesives, and their use in pasting papers
SE7707010L (sv) Forfarande for framstellning av en vattendispersion av kolofonium
GB909039A (en) Improvements in and relating to the production of cellulose methyl ethers
JPS54127882A (en) High polymer emulsifier
JPS5672075A (en) Silicate soil stabilizer
GB730961A (en) Improved process for preparing sodium carboxymethylcellulose low in salt content

Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application