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 aquososInfo
- 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
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)
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)
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 |
US4992538A (en) * | 1989-06-05 | 1991-02-12 | Aqualon Company | Silated polysaccharides |
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 |
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 |
US8569263B2 (en) * | 2007-08-22 | 2013-10-29 | Lion Corporation | Method of producing silane-modified cationized cellulose |
EP2177538A1 (en) | 2008-10-16 | 2010-04-21 | Dow Global Technologies Inc. | Cellulose ethers having little swelling and process for their production |
CN102209524A (zh) | 2008-11-12 | 2011-10-05 | 狮王株式会社 | 清洗剂组合物 |
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)
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 |
US3432488A (en) * | 1966-09-09 | 1969-03-11 | Gen Electric | Soluble silylated cellulose and method of preparing same |
US3418312A (en) * | 1966-09-09 | 1968-12-24 | Gen Electric | Process for producing soluble trimethylsilylated cellulose |
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. |
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 |
DE2415556C3 (de) * | 1974-03-30 | 1982-09-09 | Henkel KGaA, 4000 Düsseldorf | Verfahren zur Herstellung von mit Glyoxal behandelten hochmolekularen Substanzen |
US3961976A (en) * | 1974-05-17 | 1976-06-08 | Sca Development Aktiebolag | Method of preparing size |
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 |
AT364860B (de) * | 1980-02-28 | 1981-11-25 | Chemiefaser Lenzing Ag | Verfahren zur herstellung von o-trimethylsilyl-cellulosen |
AT364859B (de) * | 1980-02-28 | 1981-11-25 | Chemiefaser Lenzing Ag | Verfahren zur herstellung neuer 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 |
-
1982
- 1982-09-01 DE DE19823232467 patent/DE3232467A1/de not_active Withdrawn
-
1983
- 1983-08-22 AT AT83108260T patent/ATE21251T1/de not_active IP Right Cessation
- 1983-08-22 DE DE8383108260T patent/DE3365141D1/de not_active Expired
- 1983-08-22 EP EP83108260A patent/EP0105171B1/de not_active Expired
- 1983-08-26 US US06/527,161 patent/US4474950A/en not_active Expired - Fee Related
- 1983-08-30 JP JP58157271A patent/JPH0639481B2/ja not_active Expired - Lifetime
- 1983-08-30 FI FI833073A patent/FI73226C/fi not_active IP Right Cessation
- 1983-08-31 CA CA000435748A patent/CA1190222A/en not_active Expired
- 1983-08-31 BR BR8304766A patent/BR8304766A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
FI73226C (fi) | 1987-09-10 |
FI833073A0 (fi) | 1983-08-30 |
FI73226B (fi) | 1987-05-29 |
EP0105171A1 (de) | 1984-04-11 |
DE3232467A1 (de) | 1984-03-01 |
US4474950A (en) | 1984-10-02 |
DE3365141D1 (en) | 1986-09-11 |
EP0105171B1 (de) | 1986-08-06 |
JPH0639481B2 (ja) | 1994-05-25 |
JPS5962601A (ja) | 1984-04-10 |
FI833073A (fi) | 1984-03-02 |
ATE21251T1 (de) | 1986-08-15 |
CA1190222A (en) | 1985-07-09 |
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