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BR8304766A - Processo para a preparacao de eteres de celulose dispersaveis em meios aquosos - Google Patents

Processo para a preparacao de eteres de celulose dispersaveis em meios aquosos

Info

Publication number
BR8304766A
BR8304766A BR8304766A BR8304766A BR8304766A BR 8304766 A BR8304766 A BR 8304766A BR 8304766 A BR8304766 A BR 8304766A BR 8304766 A BR8304766 A BR 8304766A BR 8304766 A BR8304766 A BR 8304766A
Authority
BR
Brazil
Prior art keywords
aqueous media
preparation
cellulose ethers
cellulose
modifying agent
Prior art date
Application number
BR8304766A
Other languages
English (en)
Inventor
Utz-Hellmuth Felcht
Helmut Berenbold
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Publication of BR8304766A publication Critical patent/BR8304766A/pt

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
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/05—Derivatives containing elements other than carbon, hydrogen, oxygen, halogens or sulfur

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)
  • Materials For Medical Uses (AREA)
BR8304766A 1982-09-01 1983-08-31 Processo para a preparacao de eteres de celulose dispersaveis em meios aquosos BR8304766A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823232467 DE3232467A1 (de) 1982-09-01 1982-09-01 Verfahren zur herstellung von celluloseethern mit verbessertem dispergierverhalten

Publications (1)

Publication Number Publication Date
BR8304766A true BR8304766A (pt) 1984-11-06

Family

ID=6172210

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8304766A BR8304766A (pt) 1982-09-01 1983-08-31 Processo para a preparacao de eteres de celulose dispersaveis em meios aquosos

Country Status (8)

Country Link
US (1) US4474950A (pt)
EP (1) EP0105171B1 (pt)
JP (1) JPH0639481B2 (pt)
AT (1) ATE21251T1 (pt)
BR (1) BR8304766A (pt)
CA (1) CA1190222A (pt)
DE (2) DE3232467A1 (pt)
FI (1) FI73226C (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61195138A (ja) * 1985-02-26 1986-08-29 Shin Etsu Chem Co Ltd 水易分散・溶解性高分子物質組成物およびその製造方法
US5071978A (en) * 1989-06-05 1991-12-10 Aqualon Company Silated polysaccharide process
US5032682A (en) * 1989-06-05 1991-07-16 Aqualon Company Silated polysaccharides
US4992538A (en) * 1989-06-05 1991-02-12 Aqualon Company Silated polysaccharides
DE3928858A1 (de) * 1989-08-31 1991-03-07 Beiersdorf Ag Vernetzte hydrogele und verfahren zu deren herstellung
US5059686A (en) * 1990-09-28 1991-10-22 Aqualon Company Silated polysaccharides
DE4309297C2 (de) * 1993-03-23 1997-11-06 Rhodia Ag Rhone Poulenc Verfahren zur Silylierung von Cellulose und Verwendung der silylierten Cellulose
DE19736736A1 (de) * 1997-08-23 1999-02-25 Stefan Prof Dr Seeger Verfahren zur Beschichtung von Oberflächen mit definierten Molekülschichten
KR20100044223A (ko) * 2007-08-22 2010-04-29 라이온 가부시키가이샤 실란 변성 카티온화 셀룰로오스의 제조 방법
EP2177538A1 (en) 2008-10-16 2010-04-21 Dow Global Technologies Inc. Cellulose ethers having little swelling and process for their production
KR20110086034A (ko) 2008-11-12 2011-07-27 라이온 가부시키가이샤 세정제 조성물
EP2196478A1 (en) * 2008-12-12 2010-06-16 EMPA Eidgenössische Materialprüfungs- und Forschungsanstalt Surface modified cellulose nanofibrils
JP5489484B2 (ja) * 2009-02-19 2014-05-14 ライオン株式会社 シラン変性カチオン化高分子化合物粉末の製造方法
DE102012015022A1 (de) 2012-07-27 2014-01-30 Hemmelrath Technologies Gmbh Verfahren zur Herstellung von Dispersionsfarben
KR102033179B1 (ko) * 2012-12-28 2019-10-16 롯데정밀화학 주식회사 스킴코트 모르타르용 첨가제 및 이를 포함하는 스킴코트 모르타르 조성물
DE102017214349B4 (de) * 2017-08-17 2021-06-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verwendung von silylierten Alkylcellulosen als Klebstoff

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA528160A (en) * 1956-07-24 S. Allan Ronald Readily dissolving cellulose ethers and process therefor
US2562955A (en) * 1948-05-07 1951-08-07 Hartwig A Schuyten Silicon containing derivatives of cellulosic material
US2532622A (en) * 1949-02-23 1950-12-05 Dow Corning Organo silicon derivatives of cellulose
US2879268A (en) * 1954-02-12 1959-03-24 Mo Och Domsjoe Ab Methods of improving the dissolution of high-molecular substances
NL302923A (pt) * 1963-04-06 1900-01-01
DE1518213A1 (de) * 1964-12-22 1969-05-22 Wolff & Co Ag Verfahren zur Herstellung von dispergierbaren und verzoegert in Wasser loeslichen Zelluloseaethern
US3418312A (en) * 1966-09-09 1968-12-24 Gen Electric Process for producing soluble trimethylsilylated cellulose
US3432488A (en) * 1966-09-09 1969-03-11 Gen Electric Soluble silylated cellulose and method of preparing same
GB1224390A (en) * 1968-01-02 1971-03-10 Wolff & Co Ag Readily-soluble aluminium-carboxymethylcellulose, its manufacture, and its use for preparing distempers and emulsion paints
DE1668854A1 (de) * 1968-01-02 1971-06-16 Wolff Walsrode Ag Schnell loesliche Aluminium-Carboxymethylcellulose,A1-CMC,ihre Herstellung und ihre Verwendung zur Bereitung von Leimund Dispersionsfarben od.dgl.
DE2415556C3 (de) * 1974-03-30 1982-09-09 Henkel KGaA, 4000 Düsseldorf Verfahren zur Herstellung von mit Glyoxal behandelten hochmolekularen Substanzen
ES436950A1 (es) * 1974-05-17 1977-01-01 Sca Development Ab Metodo de tratar agua residual.
GB1465934A (en) * 1974-08-14 1977-03-02 Hercules Inc Methods of dissolving cellulose ethers in alkaline media
DE2556754C3 (de) * 1975-12-17 1982-04-29 Hoechst Ag, 6000 Frankfurt Verfahren zur Modifizierung von wasserlöslichen Hydroxyalkylcelluloseethern zu völlig oder teilweise wasserunlöslichen Produkten und Verfahren zur Herstellung von wäßrigen Lösungen der modifizierten Produkte
GB1522244A (en) * 1976-06-08 1978-08-23 Dow Corning Ltd Aqueous cellulosic coating compositions
US4309535A (en) * 1980-01-21 1982-01-05 Hercules Incorporated Method of improving dispersibility of anionic cellulose ethers
AT364859B (de) * 1980-02-28 1981-11-25 Chemiefaser Lenzing Ag Verfahren zur herstellung neuer o-trimethylsilyl-cellulosen
AT364860B (de) * 1980-02-28 1981-11-25 Chemiefaser Lenzing Ag Verfahren zur herstellung von o-trimethylsilyl-cellulosen
US4298728A (en) * 1980-06-03 1981-11-03 Hercules Incorporated Method of preparing hydroxyethyl ethers of cellulose
US4306061A (en) * 1980-12-29 1981-12-15 Hercules Incorporated Preparation of CMC with improved substituent uniformity using borax

Also Published As

Publication number Publication date
US4474950A (en) 1984-10-02
FI73226B (fi) 1987-05-29
FI833073L (fi) 1984-03-02
DE3365141D1 (en) 1986-09-11
EP0105171B1 (de) 1986-08-06
JPS5962601A (ja) 1984-04-10
ATE21251T1 (de) 1986-08-15
FI73226C (fi) 1987-09-10
DE3232467A1 (de) 1984-03-01
EP0105171A1 (de) 1984-04-11
FI833073A0 (fi) 1983-08-30
JPH0639481B2 (ja) 1994-05-25
CA1190222A (en) 1985-07-09

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