FR1293631A - Fabrication d'éthers cellulosiques - Google Patents
Fabrication d'éthers cellulosiquesInfo
- Publication number
- FR1293631A FR1293631A FR69041430A FR69041430A FR1293631A FR 1293631 A FR1293631 A FR 1293631A FR 69041430 A FR69041430 A FR 69041430A FR 69041430 A FR69041430 A FR 69041430A FR 1293631 A FR1293631 A FR 1293631A
- Authority
- FR
- France
- Prior art keywords
- manufacture
- 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
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
- C08B11/02—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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US2186860 US3131177A (en) | 1960-04-13 | 1960-04-13 | Manufacture of water-soluble hydroxyalkyl cellulose ethers |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1293631A true FR1293631A (fr) | 1962-05-18 |
Family
ID=21806594
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR69041430A Expired FR1293631A (fr) | 1960-04-13 | 1961-04-07 | Fabrication d'éthers cellulosiques |
Country Status (3)
Country | Link |
---|---|
US (1) | US3131177A (fr) |
FR (1) | FR1293631A (fr) |
GB (1) | GB956246A (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3284353A (en) * | 1963-09-27 | 1966-11-08 | Hercules Inc | Drilling mud and process |
US3336291A (en) * | 1963-10-07 | 1967-08-15 | Wyandotte Chemicals Corp | Oxyalkylene condensates of cellulose useful in the preparation of urethanes |
US3337463A (en) * | 1963-10-18 | 1967-08-22 | Wyandotte Chemicals Corp | Foaming detergent compositions |
BE662196A (fr) * | 1964-04-23 | 1900-01-01 | ||
US3903075A (en) * | 1967-12-22 | 1975-09-02 | Hoechst Ag | Process for the preparation of water-insoluble hydroxybutyl cellulose |
US4084060A (en) * | 1976-11-18 | 1978-04-11 | Union Carbide Corporation | Process for the synthesis of hydroxyethyl cellulose with improved resistance to enzyme catalyzed hydrolysis |
JPS56802A (en) * | 1979-06-15 | 1981-01-07 | Nippon Soda Co Ltd | Preparation of hydroxypropyl-cellulose |
DE2924330A1 (de) * | 1979-06-15 | 1980-12-18 | Hoechst Ag | Kontinuierliches verfahren und vorrichtung zur herstellung von wasserloeslicher hydroxyalkylcellulose oder deren mischethern |
DE3147434A1 (de) * | 1981-11-30 | 1983-06-09 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von celluloseethern mit dimethoxyethan als dispergierhilfsmittel |
US6686464B1 (en) * | 1999-04-26 | 2004-02-03 | Bki Holding Corporation | Cellulose ethers and method of preparing the same |
US7022837B2 (en) | 2000-11-01 | 2006-04-04 | Bki Holding Corporation | Cellulose ethers and method of preparing the same |
KR100654421B1 (ko) * | 2004-12-07 | 2006-12-06 | 삼성정밀화학 주식회사 | 효소분해 저항성 향상된 히드록시알킬셀룰로오스 유도체의제조방법 |
ATE405608T1 (de) * | 2005-02-17 | 2008-09-15 | Hercules Inc | Blockförmige hydroxyethylzellulose, derivate daraus, herstellungsverfahren dafür und verwendungen davon |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE24116E (en) * | 1956-01-31 | Ethyl oxyethyl cellulose derivative | ||
US1876920A (en) * | 1929-05-01 | 1932-09-13 | Ig Farbenindustrie Ag | Manufacture of carbohydrate derivatives |
US2055892A (en) * | 1933-02-16 | 1936-09-29 | Dreyfus Henry | Manufacture of derivatives of cellulose and other carbohydrates |
US2891056A (en) * | 1956-12-05 | 1959-06-16 | Hercules Powder Co Ltd | Water-soluble allyl ethyl cellulose and its preparation |
-
1960
- 1960-04-13 US US2186860 patent/US3131177A/en not_active Expired - Lifetime
-
1961
- 1961-04-05 GB GB1220061A patent/GB956246A/en not_active Expired
- 1961-04-07 FR FR69041430A patent/FR1293631A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3131177A (en) | 1964-04-28 |
GB956246A (en) | 1964-04-22 |
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