CA1039272A - Water soluble cellulose ethers - Google Patents
Water soluble cellulose ethersInfo
- Publication number
- CA1039272A CA1039272A CA233,066A CA233066A CA1039272A CA 1039272 A CA1039272 A CA 1039272A CA 233066 A CA233066 A CA 233066A CA 1039272 A CA1039272 A CA 1039272A
- Authority
- CA
- Canada
- Prior art keywords
- borate
- ether
- added
- cellulose ether
- 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
- 229920003086 cellulose ether Polymers 0.000 title claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title description 22
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 18
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000004327 boric acid Substances 0.000 claims abstract description 17
- 238000001035 drying Methods 0.000 claims abstract description 3
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical group O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 claims description 31
- 239000007788 liquid Substances 0.000 claims description 21
- 229940015043 glyoxal Drugs 0.000 claims description 15
- ZNZYKNKBJPZETN-WELNAUFTSA-N Dialdehyde 11678 Chemical compound N1C2=CC=CC=C2C2=C1[C@H](C[C@H](/C(=C/O)C(=O)OC)[C@@H](C=C)C=O)NCC2 ZNZYKNKBJPZETN-WELNAUFTSA-N 0.000 claims description 8
- 239000002904 solvent Substances 0.000 claims description 4
- 230000036571 hydration Effects 0.000 abstract description 22
- 238000006703 hydration reaction Methods 0.000 abstract description 22
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 abstract description 17
- 239000011398 Portland cement Substances 0.000 abstract description 7
- -1 hydroxy-ethyl groups Chemical group 0.000 abstract description 2
- 150000002170 ethers Chemical class 0.000 abstract 2
- 229920000875 Dissolving pulp Polymers 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 37
- 239000000243 solution Substances 0.000 description 30
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 24
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 description 20
- 239000004354 Hydroxyethyl cellulose Substances 0.000 description 20
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 20
- 229910021538 borax Inorganic materials 0.000 description 18
- 235000010339 sodium tetraborate Nutrition 0.000 description 18
- 239000004328 sodium tetraborate Substances 0.000 description 15
- 239000002002 slurry Substances 0.000 description 13
- 239000000047 product Substances 0.000 description 12
- 238000005054 agglomeration Methods 0.000 description 10
- 230000002776 aggregation Effects 0.000 description 10
- 150000001299 aldehydes Chemical class 0.000 description 9
- 239000002245 particle Substances 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 6
- 239000001913 cellulose Substances 0.000 description 6
- 235000010980 cellulose Nutrition 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- 229920002678 cellulose Polymers 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 239000006228 supernatant Substances 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 239000002609 medium Substances 0.000 description 3
- 150000002894 organic compounds Chemical class 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- BSVBQGMMJUBVOD-UHFFFAOYSA-N trisodium borate Chemical compound [Na+].[Na+].[Na+].[O-]B([O-])[O-] BSVBQGMMJUBVOD-UHFFFAOYSA-N 0.000 description 3
- BIIBYWQGRFWQKM-JVVROLKMSA-N (2S)-N-[4-(cyclopropylamino)-3,4-dioxo-1-[(3S)-2-oxopyrrolidin-3-yl]butan-2-yl]-2-[[(E)-3-(2,4-dichlorophenyl)prop-2-enoyl]amino]-4,4-dimethylpentanamide Chemical compound CC(C)(C)C[C@@H](C(NC(C[C@H](CCN1)C1=O)C(C(NC1CC1)=O)=O)=O)NC(/C=C/C(C=CC(Cl)=C1)=C1Cl)=O BIIBYWQGRFWQKM-JVVROLKMSA-N 0.000 description 2
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
- GAWIXWVDTYZWAW-UHFFFAOYSA-N C[CH]O Chemical group C[CH]O GAWIXWVDTYZWAW-UHFFFAOYSA-N 0.000 description 2
- 229910004844 Na2B4O7.10H2O Inorganic materials 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 239000012736 aqueous medium Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- 239000001859 Ethyl hydroxyethyl cellulose Substances 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229940106135 cellulose Drugs 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 235000019326 ethyl hydroxyethyl cellulose Nutrition 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 150000002373 hemiacetals Chemical class 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 235000010981 methylcellulose Nutrition 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- GRONZTPUWOOUFQ-UHFFFAOYSA-M sodium;methanol;hydroxide Chemical compound [OH-].[Na+].OC GRONZTPUWOOUFQ-UHFFFAOYSA-M 0.000 description 1
- WYXIGTJNYDDFFH-UHFFFAOYSA-Q triazanium;borate Chemical compound [NH4+].[NH4+].[NH4+].[O-]B([O-])[O-] WYXIGTJNYDDFFH-UHFFFAOYSA-Q 0.000 description 1
- WUUHFRRPHJEEKV-UHFFFAOYSA-N tripotassium borate Chemical compound [K+].[K+].[K+].[O-]B([O-])[O-] WUUHFRRPHJEEKV-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B13/00—Preparation of cellulose ether-esters
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Detergent Compositions (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3575074A GB1465934A (en) | 1974-08-14 | 1974-08-14 | Methods of dissolving cellulose ethers in alkaline media |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1039272A true CA1039272A (en) | 1978-09-26 |
Family
ID=10381169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA233,066A Expired CA1039272A (en) | 1974-08-14 | 1975-08-07 | Water soluble cellulose ethers |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5141755A (enExample) |
| BE (1) | BE832319A (enExample) |
| CA (1) | CA1039272A (enExample) |
| DE (1) | DE2535311A1 (enExample) |
| FR (1) | FR2299344A1 (enExample) |
| GB (1) | GB1465934A (enExample) |
| IT (1) | IT1041834B (enExample) |
| NL (1) | NL7509567A (enExample) |
| SE (1) | SE7509064L (enExample) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US4400502A (en) * | 1982-04-27 | 1983-08-23 | Hercules Incorporated | Readily dispersible anionic, water-soluble cellulose derivatives and a method for their preparation |
| DE3232467A1 (de) * | 1982-09-01 | 1984-03-01 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von celluloseethern mit verbessertem dispergierverhalten |
| DE10308109A1 (de) * | 2003-02-26 | 2004-09-09 | Wolff Cellulosics Gmbh & Co. Kg | Wasserdispergierbare Polysaccharidderivate mit vermindertem Glyoxalgehalt und ein Verfahren zur Absenkung des Glyoxalgehalts in glyoxalvernetzten Polysaccharidderivaten |
| JP5719020B2 (ja) * | 2010-06-08 | 2015-05-13 | ダウ グローバル テクノロジーズ エルエルシー | トリアルキルオルトエステルまたはオルト炭酸テトラアルキルで処理された粒状水溶性高分子ポリオール |
| ES2657278T3 (es) | 2012-07-03 | 2018-03-02 | Hercules Llc | Polvos de polímero hidrosolubles con mejor dispersibilidad |
| DE102020110058A1 (de) * | 2020-04-09 | 2021-10-14 | Se Tylose Gmbh & Co. Kg | Anquellverzögerte Celluloseether mit reduziertem Glyoxalgehalt |
-
1974
- 1974-08-14 GB GB3575074A patent/GB1465934A/en not_active Expired
-
1975
- 1975-08-07 DE DE19752535311 patent/DE2535311A1/de active Pending
- 1975-08-07 CA CA233,066A patent/CA1039272A/en not_active Expired
- 1975-08-11 JP JP50097445A patent/JPS5141755A/ja active Pending
- 1975-08-11 BE BE159104A patent/BE832319A/xx unknown
- 1975-08-12 NL NL7509567A patent/NL7509567A/xx not_active Application Discontinuation
- 1975-08-13 IT IT26330/75A patent/IT1041834B/it active
- 1975-08-13 SE SE7509064A patent/SE7509064L/xx unknown
- 1975-08-14 FR FR7525310A patent/FR2299344A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL7509567A (nl) | 1976-02-17 |
| DE2535311A1 (de) | 1976-02-26 |
| BE832319A (fr) | 1975-12-01 |
| SE7509064L (sv) | 1976-02-16 |
| IT1041834B (it) | 1980-01-10 |
| GB1465934A (en) | 1977-03-02 |
| FR2299344B3 (enExample) | 1978-04-07 |
| FR2299344A1 (fr) | 1976-08-27 |
| JPS5141755A (enExample) | 1976-04-08 |
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