GB944760A - Improvements in or relating to water-soluble cellulose ethers and process for their preparation - Google Patents
Improvements in or relating to water-soluble cellulose ethers and process for their preparationInfo
- Publication number
- GB944760A GB944760A GB8696/61A GB869661A GB944760A GB 944760 A GB944760 A GB 944760A GB 8696/61 A GB8696/61 A GB 8696/61A GB 869661 A GB869661 A GB 869661A GB 944760 A GB944760 A GB 944760A
- Authority
- GB
- United Kingdom
- Prior art keywords
- acid
- alkyl cellulose
- butyl alcohol
- cellulose
- hydroxy
- 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
- 229920003086 cellulose ether Polymers 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 3
- 238000002360 preparation method Methods 0.000 title abstract 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 6
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 abstract 6
- 229920013821 hydroxy alkyl cellulose Polymers 0.000 abstract 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 3
- 239000002253 acid Substances 0.000 abstract 3
- 239000003513 alkali Substances 0.000 abstract 3
- 229910017604 nitric acid Inorganic materials 0.000 abstract 3
- 239000002002 slurry Substances 0.000 abstract 3
- 239000002904 solvent Substances 0.000 abstract 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 abstract 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract 2
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 abstract 2
- 239000007864 aqueous solution Substances 0.000 abstract 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 abstract 2
- BTANRVKWQNVYAZ-UHFFFAOYSA-N butan-2-ol Chemical compound CCC(C)O BTANRVKWQNVYAZ-UHFFFAOYSA-N 0.000 abstract 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 abstract 2
- 239000012535 impurity Substances 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 238000000746 purification Methods 0.000 abstract 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 abstract 1
- 239000005711 Benzoic acid Substances 0.000 abstract 1
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 abstract 1
- 239000004354 Hydroxyethyl cellulose Substances 0.000 abstract 1
- 229920013820 alkyl cellulose Polymers 0.000 abstract 1
- 125000002947 alkylene group Chemical group 0.000 abstract 1
- 235000010233 benzoic acid Nutrition 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000012505 colouration Methods 0.000 abstract 1
- 239000003085 diluting agent Substances 0.000 abstract 1
- 238000006266 etherification reaction Methods 0.000 abstract 1
- 150000002170 ethers Chemical class 0.000 abstract 1
- 125000002768 hydroxyalkyl group Chemical group 0.000 abstract 1
- 229940071826 hydroxyethyl cellulose Drugs 0.000 abstract 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 abstract 1
- TWNIBLMWSKIRAT-VFUOTHLCSA-N levoglucosan Chemical group O[C@@H]1[C@@H](O)[C@H](O)[C@H]2CO[C@@H]1O2 TWNIBLMWSKIRAT-VFUOTHLCSA-N 0.000 abstract 1
- 230000003472 neutralizing effect Effects 0.000 abstract 1
- 235000019260 propionic acid Nutrition 0.000 abstract 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 238000006467 substitution reaction Methods 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
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
-
- 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
- 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
- C08B11/22—Isolation
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 |
|---|---|---|---|
| US16135A US3049537A (en) | 1960-03-21 | 1960-03-21 | Water-soluble cellulose ethers and process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB944760A true GB944760A (en) | 1963-12-18 |
Family
ID=21775579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8696/61A Expired GB944760A (en) | 1960-03-21 | 1961-03-09 | Improvements in or relating to water-soluble cellulose ethers and process for their preparation |
Country Status (4)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1244145B (de) * | 1964-05-02 | 1967-07-13 | Henkel & Cie Gmbh | Verfahren zum Reinigen von wasserloeslicher Hydroxyaethylcellulose |
| US3898165A (en) * | 1972-04-18 | 1975-08-05 | Halliburton Co | Compositions for fracturing high temperature well formations |
| US4392964A (en) * | 1980-05-05 | 1983-07-12 | Nl Industries, Inc. | Compositions and method for thickening aqueous brines |
| ITVA20020051A1 (it) * | 2002-10-14 | 2004-04-15 | Lamberti Spa | Modificatore di reologia per prodotti destinati all'edilizia. |
| CN100427507C (zh) * | 2006-10-17 | 2008-10-22 | 中国林业科学研究院林产化学工业研究所 | 没食子酰化改性纤维素及其合成方法 |
| WO2013098659A1 (en) * | 2011-12-28 | 2013-07-04 | Viridis Biopharma Pvt Ltd | Process for the synthesis of highly pure cationic surfactant products |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1448091A (en) * | 1922-02-02 | 1923-03-13 | Eastman Kodak Co | Purification of cellulose ether |
| US1914172A (en) * | 1930-08-14 | 1933-06-13 | Burgess Lab Inc C F | Manufacture of ether derivatives of carbohydrates like cellulose |
| US2101032A (en) * | 1934-10-06 | 1937-12-07 | Hercules Powder Co Ltd | Method for the recovery of aralkyl ethers of cellulose |
| US2178630A (en) * | 1937-09-03 | 1939-11-07 | Hercules Powder Co Ltd | Method for the purification of cellulose ethers |
| US2698254A (en) * | 1951-03-30 | 1954-12-28 | Hercules Powder Co Ltd | Process for treating a reaction mixture containing hydroxyalkyl cellulose and alkali |
-
1960
- 1960-03-21 US US16135A patent/US3049537A/en not_active Expired - Lifetime
-
1961
- 1961-03-09 GB GB8696/61A patent/GB944760A/en not_active Expired
- 1961-03-21 FR FR41372A patent/FR1288984A/fr not_active Expired
-
1969
- 1969-10-03 NL NL696915007A patent/NL148326B/xx unknown
- 1969-10-03 NL NL696915008A patent/NL146174B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1288984A (fr) | 1962-03-30 |
| NL148326B (nl) | 1976-01-15 |
| NL146174B (nl) | 1975-06-16 |
| NL6915007A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-12-29 |
| NL6915008A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-12-29 |
| US3049537A (en) | 1962-08-14 |
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