DE60021963D1 - Verfahren zur Herstellung von Celluloseether - Google Patents

Verfahren zur Herstellung von Celluloseether

Info

Publication number
DE60021963D1
DE60021963D1 DE60021963T DE60021963T DE60021963D1 DE 60021963 D1 DE60021963 D1 DE 60021963D1 DE 60021963 T DE60021963 T DE 60021963T DE 60021963 T DE60021963 T DE 60021963T DE 60021963 D1 DE60021963 D1 DE 60021963D1
Authority
DE
Germany
Prior art keywords
preparation
cellulose ethers
ethers
cellulose
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.)
Expired - Lifetime
Application number
DE60021963T
Other languages
English (en)
Other versions
DE60021963T2 (de
Inventor
Yukio Shima
Mitsuo Narita
Atsushi Hatayama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shin Etsu Chemical Co Ltd
Original Assignee
Shin Etsu Chemical Co Ltd
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 Shin Etsu Chemical Co Ltd filed Critical Shin Etsu Chemical Co Ltd
Publication of DE60021963D1 publication Critical patent/DE60021963D1/de
Application granted granted Critical
Publication of DE60021963T2 publication Critical patent/DE60021963T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/06—Rendering cellulose suitable for etherification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Crushing And Grinding (AREA)
  • Disintegrating Or Milling (AREA)
  • Combined Means For Separation Of Solids (AREA)
DE60021963T 1999-06-29 2000-06-21 Verfahren zur Herstellung von Celluloseether Expired - Lifetime DE60021963T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP18294799 1999-06-29
JP11182947A JP2001009316A (ja) 1999-06-29 1999-06-29 パルプの粉末化方法及びセルロースエーテルの製造方法

Publications (2)

Publication Number Publication Date
DE60021963D1 true DE60021963D1 (de) 2005-09-22
DE60021963T2 DE60021963T2 (de) 2006-05-24

Family

ID=16127150

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60021963T Expired - Lifetime DE60021963T2 (de) 1999-06-29 2000-06-21 Verfahren zur Herstellung von Celluloseether

Country Status (7)

Country Link
US (1) US6884883B1 (de)
EP (1) EP1065216B1 (de)
JP (1) JP2001009316A (de)
KR (1) KR100496849B1 (de)
CN (2) CN101153472A (de)
DE (1) DE60021963T2 (de)
TW (1) TW553950B (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100461564B1 (ko) * 2001-11-24 2004-12-14 삼성정밀화학 주식회사 셀룰로스에테르의 제조방법
JP4581320B2 (ja) * 2002-09-27 2010-11-17 日本製紙株式会社 粉末状セルロースおよびその製造法
JP4638477B2 (ja) * 2004-02-27 2011-02-23 ダプロックス アクチボラゲット 繊維濃度を測定するための方法及び装置
KR101137639B1 (ko) * 2004-11-02 2012-04-19 신에쓰 가가꾸 고교 가부시끼가이샤 수용성 셀룰로오스 에테르의 분리 방법
DE102005020552A1 (de) * 2005-05-03 2006-11-09 Degussa Ag Verfahren zur chemischen Modifizierung von Polysacchariden
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
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
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
JP2009537309A (ja) * 2006-05-18 2009-10-29 ダウ グローバル テクノロジーズ インコーポレイティド セルロース粉末の調製における特別な篩の使用
US8519120B2 (en) 2006-08-08 2013-08-27 Shin-Etsu Chemical Co., Ltd. Methods for producing a low-substituted hydroxypropylcellulose powder
US8343547B2 (en) 2006-08-08 2013-01-01 Shin-Etsu Chemical Co., Ltd. Solid dosage form comprising solid dispersion
US8343548B2 (en) 2006-08-08 2013-01-01 Shin-Etsu Chemical Co., Ltd. Solid dosage form comprising solid dispersion
JP2008202034A (ja) * 2007-01-23 2008-09-04 Shin Etsu Chem Co Ltd 懸濁重合用分散安定剤およびそれを用いた塩化ビニル系重合体の製造方法
CN101663325B (zh) * 2007-01-24 2012-05-30 陶氏环球技术有限责任公司 制备碱纤维素或纤维素衍生物的方法
CA2677870A1 (en) * 2007-02-16 2008-08-21 Kao Corporation Process for producing noncrystalline cellulose
KR100993194B1 (ko) * 2009-11-02 2010-11-10 가부시키가이샤 칸쿄 케이에이 소고 켄큐쇼 미세 지분 제조방법 및 미세 지분 함유 수지조성물
US9926385B2 (en) * 2013-08-12 2018-03-27 Shin-Etsu Chemical Co., Ltd. Method for producing water-soluble cellulose ether having low degree of polymerization and method for producing film coating composition comprising same
NO2753575T3 (de) 2014-02-03 2018-07-28
CN106179695A (zh) * 2014-12-04 2016-12-07 成都宸鸿科技有限公司 一种辊切磨碎机研磨仓
US11186677B2 (en) * 2016-11-25 2021-11-30 Teijin Frontier Co., Ltd. Fiber powder and aqueous dispersion thereof
KR20200140196A (ko) 2019-06-05 2020-12-15 신에쓰 가가꾸 고교 가부시끼가이샤 분말상 펄프 및 이것을 사용한 셀룰로오스에테르의 제조 방법
DE102019134819A1 (de) 2019-12-17 2021-06-17 SAPPI Southern Africa Limited Herstellung einer Alkalicellulose mit einer verbesserten Reaktivität für Derivatisierungsreaktionen sowie Herstellung eines Chemiezellstoffs mit einer verbesserten Reaktivität für Derivatisierungsreaktionen
KR102661875B1 (ko) * 2020-06-09 2024-04-26 주식회사 엘지화학 펄프 파우더의 제조 방법

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2663907A (en) * 1949-02-14 1953-12-29 British Celanese Converting fibrous cellulose into an easily powderable form
FR1218766A (fr) * 1959-03-09 1960-05-12 Wolff & Co Kg Procédé de préparation d'éthers cellulosiques
US3649292A (en) * 1968-10-24 1972-03-14 Babington A Quame Recovery of products from plantain wastes in ghana
JPS5711290A (en) 1980-06-24 1982-01-20 Kojin Kk Low moisture finely dividing method of pulp
DE3038001A1 (de) 1980-10-08 1982-05-06 Henkel KGaA, 4000 Düsseldorf Verfahren zur herstellung von mikropulvern aus celluloseether oder cellulose
JPS5975901A (ja) 1982-10-25 1984-04-28 Kohjin Co Ltd パルプの低温微粉砕法
JPS647828A (en) 1987-06-30 1989-01-11 Toshiba Corp Frame synchronizing system
JPH0348010A (ja) 1989-07-14 1991-03-01 Tokai Rubber Ind Ltd プロペラシャフト
JP3001401B2 (ja) * 1995-09-19 2000-01-24 信越化学工業株式会社 セルロースエーテルの粉末化方法およびセルロースエーテルの粉末化装置
JPH1028890A (ja) 1996-07-16 1998-02-03 Mitsubishi Heavy Ind Ltd 竪型ローラミル

Also Published As

Publication number Publication date
US6884883B1 (en) 2005-04-26
KR20010049638A (ko) 2001-06-15
TW553950B (en) 2003-09-21
EP1065216B1 (de) 2005-08-17
DE60021963T2 (de) 2006-05-24
CN1287195A (zh) 2001-03-14
CN101153472A (zh) 2008-04-02
EP1065216A1 (de) 2001-01-03
JP2001009316A (ja) 2001-01-16
KR100496849B1 (ko) 2005-06-22

Similar Documents

Publication Publication Date Title
DE60021963D1 (de) Verfahren zur Herstellung von Celluloseether
DE60035029D1 (de) Verfahren zur herstellung von furfural
DE19983486T1 (de) Verfahren zur Herstellung von Citalopram
DE69906389D1 (de) Verfahren zur herstellung von citalopram
DE69930540D1 (de) Verfahren zur herstellung von silalkylen-siloxancopolymeren
DE60019747D1 (de) Verfahren zur herstellung von fluorolefinen
DE59808528D1 (de) Verfahren zur Herstellung von 3-Glycidyloxypropyltrialkoxysilanen
DE50103049D1 (de) Verfahren zur Herstellung von Aminodiphenylaminen
DE60035109D1 (de) Verfahren zur herstellung von thiamethoxam
DE60105209D1 (de) Verfahren zur Herstellung von niedrig substituierter Hydroxypropylcellulose-Partikeln
DE50009949D1 (de) Verfahren zur Herstellung von natriumionenarmen Diazoniumverbindungen
DE60115971D1 (de) Verfahren zur Herstellung von Cellulosepolymeren
DE60116874D1 (de) Verfahren zur herstellung von (r)-2-alkyl-3-phenyl-1-propanolen
DE60001015D1 (de) Verfahren zur Herstellung von Canthaxanthin
DE60024372D1 (de) Verfahren zur Herstellung von Tetraorganooxysilanen
DE69935355D1 (de) Verfahren zur Herstellung von Citalopram
DE50104899D1 (de) Verfahren zur physikalischen modifizierung von celluloseethern
DE60031231D1 (de) Verfahren zur Herstellung von 2-Alkyl-4-Isothiazolin-3-onen
DE60004119D1 (de) Verfahren zur Herstellung von Pentaacetyl-beta-D-Glucopyranose
DE59902434D1 (de) Verfahren zur Herstellung von Isochroman-3-onen
DE60100610D1 (de) Verfahren zur Herstellung von Monoalkylethern
DE50003603D1 (de) Verfahren zur Herstellung von Bistrifluormethylbenzylaminen
DE60019763D1 (de) Verfahren zur herstellung von thiazolderivaten
DE60002513D1 (de) Verfahren zur Herstellung von Dimethyltetralin
DE50001772D1 (de) Verfahren zur Herstellung von Nitrodiphenylaminen

Legal Events

Date Code Title Description
8364 No opposition during term of opposition