GB928792A - Improvements in or relating to alkali cellulose and preparation of cellulose ethers therefrom which give smooth solutions - Google Patents
Improvements in or relating to alkali cellulose and preparation of cellulose ethers therefrom which give smooth solutionsInfo
- Publication number
- GB928792A GB928792A GB3374060A GB3374060A GB928792A GB 928792 A GB928792 A GB 928792A GB 3374060 A GB3374060 A GB 3374060A GB 3374060 A GB3374060 A GB 3374060A GB 928792 A GB928792 A GB 928792A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cellulose
- alkali
- diluent
- methyl
- added
- 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
- 239000003513 alkali Substances 0.000 title abstract 9
- 229920002678 cellulose Polymers 0.000 title abstract 7
- 239000001913 cellulose Substances 0.000 title abstract 7
- 229920003086 cellulose ether Polymers 0.000 title abstract 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 7
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 abstract 6
- 235000010980 cellulose Nutrition 0.000 abstract 6
- 239000003085 diluting agent Substances 0.000 abstract 6
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 abstract 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 4
- -1 aliphatic alcohols Chemical class 0.000 abstract 4
- 235000019441 ethanol Nutrition 0.000 abstract 4
- 239000000463 material Substances 0.000 abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 abstract 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 abstract 2
- 239000007864 aqueous solution Substances 0.000 abstract 2
- 239000003518 caustics Substances 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 150000002894 organic compounds Chemical class 0.000 abstract 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 abstract 1
- 125000001731 2-cyanoethyl group Chemical group [H]C([H])(*)C([H])([H])C#N 0.000 abstract 1
- 229920001479 Hydroxyethyl methyl cellulose Polymers 0.000 abstract 1
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 abstract 1
- 229960000583 acetic acid Drugs 0.000 abstract 1
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 abstract 1
- 150000001298 alcohols Chemical class 0.000 abstract 1
- 239000012670 alkaline solution Substances 0.000 abstract 1
- 229920013820 alkyl cellulose Polymers 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 239000001768 carboxy methyl cellulose Substances 0.000 abstract 1
- 125000004181 carboxyalkyl group Chemical group 0.000 abstract 1
- FOCAUTSVDIKZOP-UHFFFAOYSA-N chloroacetic acid Chemical compound OC(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-N 0.000 abstract 1
- 238000006266 etherification reaction Methods 0.000 abstract 1
- 239000012362 glacial acetic acid Substances 0.000 abstract 1
- 125000002768 hydroxyalkyl group Chemical group 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 1
- 238000007613 slurry method Methods 0.000 abstract 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 abstract 1
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-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
- C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
- C08B1/06—Rendering cellulose suitable for etherification
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
- C08B1/08—Alkali cellulose
-
- 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
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 |
|---|---|---|---|
| US84818159A | 1959-10-23 | 1959-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB928792A true GB928792A (en) | 1963-06-12 |
Family
ID=25302581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3374060A Expired GB928792A (en) | 1959-10-23 | 1960-09-30 | Improvements in or relating to alkali cellulose and preparation of cellulose ethers therefrom which give smooth solutions |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH406174A (enrdf_load_stackoverflow) |
| DE (1) | DE1418880A1 (enrdf_load_stackoverflow) |
| FR (1) | FR1279956A (enrdf_load_stackoverflow) |
| GB (1) | GB928792A (enrdf_load_stackoverflow) |
| SE (1) | SE303280B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3807388B1 (en) | 2018-06-15 | 2023-11-29 | Hercules LLC | Coarse particle solid nonionic synthetic associative thickeners for paint formulations and methods for producing the same |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE662196A (enrdf_load_stackoverflow) * | 1964-04-23 | 1900-01-01 | ||
| DE3238278A1 (de) * | 1982-10-15 | 1984-04-19 | Henkel KGaA, 4000 Düsseldorf | Verfahren zur herstellung von niedrigsubstituierten, gut wasserloeslichen carboxyalkyl-polysaccharid-(misch-)ethern sowie entsprechende polysaccharid-mischether |
-
1960
- 1960-09-30 GB GB3374060A patent/GB928792A/en not_active Expired
- 1960-10-12 DE DE19601418880 patent/DE1418880A1/de active Pending
- 1960-10-13 CH CH1149860A patent/CH406174A/fr unknown
- 1960-10-17 SE SE992260A patent/SE303280B/xx unknown
- 1960-10-21 FR FR40859A patent/FR1279956A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3807388B1 (en) | 2018-06-15 | 2023-11-29 | Hercules LLC | Coarse particle solid nonionic synthetic associative thickeners for paint formulations and methods for producing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1279956A (fr) | 1961-12-29 |
| SE303280B (enrdf_load_stackoverflow) | 1968-08-26 |
| DE1418880A1 (de) | 1969-02-06 |
| CH406174A (fr) | 1966-01-31 |
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