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MX2009007780A - Procedimiento para preparar eter de celulosa. - Google Patents

Procedimiento para preparar eter de celulosa.

Info

Publication number
MX2009007780A
MX2009007780A MX2009007780A MX2009007780A MX2009007780A MX 2009007780 A MX2009007780 A MX 2009007780A MX 2009007780 A MX2009007780 A MX 2009007780A MX 2009007780 A MX2009007780 A MX 2009007780A MX 2009007780 A MX2009007780 A MX 2009007780A
Authority
MX
Mexico
Prior art keywords
cellulose ether
ether
preparing cellulose
boiling point
preparing
Prior art date
Application number
MX2009007780A
Other languages
English (en)
Inventor
Bjoern Mikael Vidmark
Original Assignee
Akzo Nobel Nv
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 Akzo Nobel Nv filed Critical Akzo Nobel Nv
Publication of MX2009007780A publication Critical patent/MX2009007780A/es

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
    • 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)

Abstract

La invención se refiere a un procedimiento para preparar éter de celulosa en donde el éter de celulosa se prepara en presencia de un éter de fórmula R1-O-R2 que tiene un punto de ebullición entre 40 y 90ºC, o de una mezcla de solvente que comprende un éter y que tiene un punto de ebullición entre 40 y 90ºC, en donde R1 y R2 pueden ser iguales o diferentes y se seleccionan independientemente de un grupo alquilo.
MX2009007780A 2007-01-22 2008-01-18 Procedimiento para preparar eter de celulosa. MX2009007780A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07100918 2007-01-22
US89976207P 2007-02-06 2007-02-06
PCT/EP2008/050539 WO2008090085A1 (en) 2007-01-22 2008-01-18 Process for preparing cellulose ether

Publications (1)

Publication Number Publication Date
MX2009007780A true MX2009007780A (es) 2009-08-18

Family

ID=38162161

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2009007780A MX2009007780A (es) 2007-01-22 2008-01-18 Procedimiento para preparar eter de celulosa.

Country Status (8)

Country Link
US (2) US20090326217A1 (es)
EP (1) EP2109626A1 (es)
JP (1) JP2010516830A (es)
KR (1) KR20090101448A (es)
CN (1) CN101583628B (es)
BR (1) BRPI0806892A2 (es)
MX (1) MX2009007780A (es)
WO (1) WO2008090085A1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102028660B1 (ko) 2015-04-01 2019-10-04 아크조 노벨 케미칼즈 인터내셔널 비.브이. 에멀전 안정화제로서의 생체고분자 블렌드
JP6882284B2 (ja) * 2015-11-13 2021-06-02 ダウ グローバル テクノロジーズ エルエルシー 熱力学サイクルシステム
US10974606B2 (en) 2016-08-31 2021-04-13 Cps Technology Holdings Llc Bi-stable relay
WO2025022015A1 (en) 2023-07-27 2025-01-30 Nouryon Chemicals International B.V. Oil-in-water emulsions that exhibit stability over time
WO2025022017A1 (en) 2023-07-27 2025-01-30 Nouryon Chemicals International B.V. Hydrophobically modified starch

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE542158C (de) * 1929-12-31 1932-01-21 Chatillon Italiana Fibre Verfahren zur Herstellung von Celluloseaethern, besonders von Benzylcellulose
US2217904A (en) * 1938-03-22 1940-10-15 Du Pont Alkyl ethers of cellulose
US2618635A (en) * 1949-12-23 1952-11-18 Hercules Powder Co Ltd Mixed cellulose ether
US3218314A (en) * 1961-04-05 1965-11-16 Monsanto Co Carboalkoxyvinyl ethers of a polysaccharide
US3314809A (en) * 1963-02-08 1967-04-18 Hercules Inc Process of making thermoplastic shaped articles from hydroxypropyl cellulose having an m.s. of at least 2
DE1909140A1 (de) * 1969-02-24 1970-09-10 Henkel & Cie Gmbh Verfahren zur Herstellung von carbonamidgruppenhaltigen Cellulosederivaten
US3652539A (en) * 1970-03-09 1972-03-28 Nippon Soda Co Process for the production of hydroxypropyl cellulose
US3903076A (en) * 1974-06-26 1975-09-02 Dow Chemical Co Preparation and purification of cellulose ethers
DE3147434A1 (de) * 1981-11-30 1983-06-09 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von celluloseethern mit dimethoxyethan als dispergierhilfsmittel
DE3306621A1 (de) * 1983-02-25 1984-08-30 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von celluloseethern mit einem dimethoxyethan enthaltenden dispergierhilfsmittel
DE3316124A1 (de) * 1983-05-03 1984-11-08 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von wasserloeslichen cellulosemischethern
JPH0647603B2 (ja) * 1984-04-06 1994-06-22 ダイセル化学工業株式会社 高置換度セルロ−スエ−テルの製法
JPH01165601A (ja) * 1987-12-22 1989-06-29 Toho Chem Ind Co Ltd ヒドロキシエチルセルロースの製造方法
TR27111A (tr) * 1992-06-06 1994-11-09 Hoechst Ag Sulfoakil grubu ihtiva eden alkilhidroksialkil selüloz eterleri.
JP2000007702A (ja) * 1998-06-23 2000-01-11 Sumitomo Seika Chem Co Ltd ヒドロキシプロピルセルロースの製造方法
JP2001270901A (ja) * 2000-01-19 2001-10-02 Fuji Photo Film Co Ltd セルロースエステルの製造方法
DE10009642C1 (de) * 2000-03-01 2001-06-13 Clariant Gmbh Verfahren zur sauer katalysierten, hydrolytischen Depolymerisierung von Celluloseethern und Verwendung einer emaillierten Drucknutsche zur Depolymerisierung von Celluloseethern
US20020123624A1 (en) * 2001-02-23 2002-09-05 Lei Qiao Hydrophobically esterified starch products and process of making the same
EP1344781A1 (en) * 2002-03-12 2003-09-17 Laboratori Derivati Organici S.P.A. Process for the depolymerization of glycosaminoglycanes and products obtained therefrom
DE10233788A1 (de) * 2002-07-25 2004-02-05 Wolff Cellulosics Gmbh & Co. Kg Cellulosederivate mit gel-artigen rheologischen Eigenschaften und Verfahren zur Herstellung derselben
ZA200604869B (en) * 2003-12-04 2007-11-28 Univ Utah Res Found Modified macromolecules and methods of making and using thereof
CN100455601C (zh) * 2005-12-19 2009-01-28 华南理工大学 纤维素醚的制备方法

Also Published As

Publication number Publication date
EP2109626A1 (en) 2009-10-21
KR20090101448A (ko) 2009-09-28
JP2010516830A (ja) 2010-05-20
CN101583628B (zh) 2014-09-24
US20150183886A1 (en) 2015-07-02
WO2008090085A1 (en) 2008-07-31
US20090326217A1 (en) 2009-12-31
BRPI0806892A2 (pt) 2014-04-29
CN101583628A (zh) 2009-11-18

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