MXPA02011741A - Eteres de celulosa con disolucion retardada y un procedimiento para su fabricacion. - Google Patents

Eteres de celulosa con disolucion retardada y un procedimiento para su fabricacion.

Info

Publication number
MXPA02011741A
MXPA02011741A MXPA02011741A MXPA02011741A MXPA02011741A MX PA02011741 A MXPA02011741 A MX PA02011741A MX PA02011741 A MXPA02011741 A MX PA02011741A MX PA02011741 A MXPA02011741 A MX PA02011741A MX PA02011741 A MXPA02011741 A MX PA02011741A
Authority
MX
Mexico
Prior art keywords
cellulose ether
producing process
dissolved cellulose
delayed dissolved
cellulose
Prior art date
Application number
MXPA02011741A
Other languages
English (en)
Inventor
Frank Hohl
Original Assignee
Wolff Cellulosics Gmbh & Co Kg
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=7707334&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MXPA02011741(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Wolff Cellulosics Gmbh & Co Kg filed Critical Wolff Cellulosics Gmbh & Co Kg
Publication of MXPA02011741A publication Critical patent/MXPA02011741A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/005—Crosslinking of cellulose derivatives
    • 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
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/26—Cellulose ethers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/26—Cellulose ethers
    • C08L1/28—Alkyl ethers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/26—Cellulose ethers
    • C08L1/28—Alkyl ethers
    • C08L1/284—Alkyl ethers with hydroxylated hydrocarbon radicals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/26—Cellulose ethers
    • C08L1/28—Alkyl ethers
    • C08L1/286—Alkyl ethers substituted with acid radicals, e.g. carboxymethyl cellulose [CMC]
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J101/00—Adhesives based on cellulose, modified cellulose, or cellulose derivatives
    • C09J101/08—Cellulose derivatives
    • C09J101/26—Cellulose ethers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J101/00—Adhesives based on cellulose, modified cellulose, or cellulose derivatives
    • C09J101/08—Cellulose derivatives
    • C09J101/26—Cellulose ethers
    • C09J101/28—Alkyl ethers
    • C09J101/286—Alkyl ethers substituted with acid radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Abstract

Se describe un procedimiento para la fabricacion de eteres de celulosa con disolucion en agua retardada, que comprende las etapas a) tratamiento del eter de celulosa humedo con una solucion de un dialdehido y b) secado y desmenuzado del eter de celulosa, caracterizado porque se anade al eter de celulosa simultaneamente o junto con la solucion del dialdehido, una solucion salina acuosa con lo cual se ajusta homogeneamente el valor del pH del eter de celulosa a pH 6,0 hasta 8,0.
MXPA02011741A 2001-11-28 2002-11-27 Eteres de celulosa con disolucion retardada y un procedimiento para su fabricacion. MXPA02011741A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10158488A DE10158488A1 (de) 2001-11-28 2001-11-28 Lösungsverzögerte Celluloseether und ein Verfahren zu ihrer Herstellung

Publications (1)

Publication Number Publication Date
MXPA02011741A true MXPA02011741A (es) 2005-08-26

Family

ID=7707334

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA02011741A MXPA02011741A (es) 2001-11-28 2002-11-27 Eteres de celulosa con disolucion retardada y un procedimiento para su fabricacion.

Country Status (14)

Country Link
US (1) US7012139B2 (es)
EP (1) EP1316563B2 (es)
JP (1) JP4484426B2 (es)
KR (1) KR100952036B1 (es)
CN (1) CN100376600C (es)
AT (1) ATE353341T1 (es)
BR (1) BR0204862A (es)
CA (1) CA2412953A1 (es)
DE (2) DE10158488A1 (es)
DK (1) DK1316563T4 (es)
ES (1) ES2281485T5 (es)
HK (1) HK1054395B (es)
MX (1) MXPA02011741A (es)
RU (1) RU2311425C9 (es)

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DE10308109A1 (de) * 2003-02-26 2004-09-09 Wolff Cellulosics Gmbh & Co. Kg Wasserdispergierbare Polysaccharidderivate mit vermindertem Glyoxalgehalt und ein Verfahren zur Absenkung des Glyoxalgehalts in glyoxalvernetzten Polysaccharidderivaten
US8211593B2 (en) * 2003-09-08 2012-07-03 Intematix Corporation Low platinum fuel cells, catalysts, and method for preparing the same
WO2008042635A1 (en) * 2006-09-29 2008-04-10 Union Carbide Chemicals & Plastics Technology Corporation Quaternized cellulose ethers for personal care products
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
EP2177561B1 (de) 2008-10-16 2017-11-22 Dow Global Technologies LLC Verweilen und Verteilen eines Aufgabegutes
US20130150463A1 (en) * 2010-06-08 2013-06-13 Dow Global Technologies Llc Particulate water-soluble polymeric polyol treated with trialkyl orthoesters or tetraalkyl orthocarbonates
KR101780924B1 (ko) * 2010-09-22 2017-09-22 다우 글로벌 테크놀로지스 엘엘씨 폴리사카라이드의 디알데히드로의 처리
US9321908B2 (en) * 2011-03-07 2016-04-26 Hercules Incorporated Methods for dispersing water soluble polymer powder
US9321851B2 (en) * 2011-03-07 2016-04-26 Hercules Incorporated Water soluble polymer powder formulation having improved dispersing properties
PL2831186T3 (pl) * 2012-03-28 2020-01-31 Thüringisches Institut Für Textil- Und Kunststoff- Forschung E.V. Wielofunkcyjne warstewki powlekające, które mogą być stosowane w formie ciekłej
KR101956643B1 (ko) * 2012-07-19 2019-03-11 롯데정밀화학 주식회사 증점제 조성물 및 이를 포함하는 접착제
EP3362484B1 (en) * 2015-10-16 2019-09-11 Nouryon Chemicals International B.V. Cellulose ethers with temporary cross-links, a process to make them, and their use
JP7370689B2 (ja) * 2017-12-08 2023-10-30 ダイセルミライズ株式会社 疎水化ヒドロキシエチルセルロースの製造方法及び研磨助剤
CN109133781B (zh) * 2018-08-28 2021-12-07 新昌县天姥园艺发展有限公司 环保型干粉勾缝剂的制备方法
CN110156898B (zh) * 2019-05-30 2020-08-07 山东一滕新材料股份有限公司 一种制备羟乙基纤维素的方法
DE102020110058A1 (de) 2020-04-09 2021-10-14 Se Tylose Gmbh & Co. Kg Anquellverzögerte Celluloseether mit reduziertem Glyoxalgehalt
EP4214179A1 (en) 2020-09-18 2023-07-26 Holcim Technology Ltd Method for producing a composite insulating mineral construction element
CN114854097B (zh) * 2022-04-21 2023-12-22 煤炭科学技术研究院有限公司 一种矿用环保可降解凝胶钻孔密封材料及其制备方法
CN115785491A (zh) * 2022-12-06 2023-03-14 北方天普纤维素有限公司 提高缓溶型甲基纤维素醚粘度稳定性的方法
CN115926005A (zh) * 2022-12-23 2023-04-07 重庆鹏凯精细化工有限公司 一种表面处理剂及其制备方法和用途

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Also Published As

Publication number Publication date
ES2281485T5 (es) 2011-03-18
DK1316563T4 (da) 2010-12-13
US7012139B2 (en) 2006-03-14
DE50209431D1 (de) 2007-03-22
JP2003171402A (ja) 2003-06-20
EP1316563B1 (de) 2007-02-07
RU2311425C2 (ru) 2007-11-27
RU2311425C9 (ru) 2008-12-27
EP1316563A1 (de) 2003-06-04
CA2412953A1 (en) 2003-05-28
HK1054395B (zh) 2009-05-29
ES2281485T3 (es) 2007-10-01
ATE353341T1 (de) 2007-02-15
US20030130500A1 (en) 2003-07-10
DE10158488A1 (de) 2003-06-12
KR100952036B1 (ko) 2010-04-07
JP4484426B2 (ja) 2010-06-16
HK1054395A1 (en) 2003-11-28
DK1316563T3 (da) 2007-05-07
CN1421462A (zh) 2003-06-04
KR20030043746A (ko) 2003-06-02
EP1316563B2 (de) 2010-11-10
CN100376600C (zh) 2008-03-26
BR0204862A (pt) 2004-06-15

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HC Change of company name or juridical status
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