SE7612689L - Forfarande for framstellning av cellulosaetrar - Google Patents
Forfarande for framstellning av cellulosaetrarInfo
- Publication number
- SE7612689L SE7612689L SE7612689A SE7612689A SE7612689L SE 7612689 L SE7612689 L SE 7612689L SE 7612689 A SE7612689 A SE 7612689A SE 7612689 A SE7612689 A SE 7612689A SE 7612689 L SE7612689 L SE 7612689L
- Authority
- SE
- Sweden
- Prior art keywords
- cellulosaethers
- procedure
- making
- epoxides
- catalysts
- Prior art date
Links
- 102000004190 Enzymes Human genes 0.000 abstract 1
- 108090000790 Enzymes Proteins 0.000 abstract 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 abstract 1
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical class [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 abstract 1
- 150000001350 alkyl halides Chemical class 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 229920003086 cellulose ether Polymers 0.000 abstract 1
- 239000003153 chemical reaction reagent Substances 0.000 abstract 1
- 150000002118 epoxides Chemical class 0.000 abstract 1
- 238000006266 etherification reaction Methods 0.000 abstract 1
- 230000007062 hydrolysis Effects 0.000 abstract 1
- 238000006460 hydrolysis reaction Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 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
-
- 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 |
|---|---|---|---|
| US05/631,944 US4009329A (en) | 1975-11-14 | 1975-11-14 | Bioresistant cellulose ethers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7612689L true SE7612689L (sv) | 1977-05-15 |
| SE426595B SE426595B (sv) | 1983-01-31 |
Family
ID=24533410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7612689A SE426595B (sv) | 1975-11-14 | 1976-11-12 | Forfarande for framstellning av cellulosaetrar |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4009329A (sv) |
| BE (1) | BE848269A (sv) |
| CA (1) | CA1060439A (sv) |
| DE (1) | DE2651802A1 (sv) |
| FR (1) | FR2331569A1 (sv) |
| GB (1) | GB1519535A (sv) |
| NL (1) | NL7612606A (sv) |
| SE (1) | SE426595B (sv) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2412570A1 (fr) * | 1977-12-20 | 1979-07-20 | Union Carbide Corp | Procede pour la synthese d'hydroxyethyl cellulose possedant une resistance amelioree a l'hydrolyse a catalyse enzymatique |
| US4228277A (en) * | 1979-02-12 | 1980-10-14 | Hercules Incorporated | Modified nonionic cellulose ethers |
| GB8706120D0 (en) * | 1987-03-14 | 1987-04-15 | Bp Chem Int Ltd | Cellulose ether |
| US4845207A (en) * | 1987-06-17 | 1989-07-04 | Aqualon Company | 3-alkoxy-2-hydroxypropylhydroxyethylcellulose and building composition containing the same |
| US4939192A (en) * | 1987-06-17 | 1990-07-03 | Aqualon Company | Building composition containing 3-alkoxy-2-hydroxypropylhydroxyethyl cellulose |
| US4902733A (en) * | 1988-07-25 | 1990-02-20 | Aqualon Company | Aqueous protective coating composition comprising 3-alkoxy-2-hydroxypropylhydroxyethylcellulose and film forming latex |
| CA2008935C (en) | 1989-01-31 | 1999-02-16 | George L. Ii Brode | Polysaccharides with alkyl-aryl aromatic hydrophobes and latex compositions containing same |
| US5124445A (en) * | 1989-10-30 | 1992-06-23 | Aqualon Company | Alkylaryl hydrophobically modified cellulose ethers |
| US5120838A (en) * | 1989-10-30 | 1992-06-09 | Aqualon Company | Alkylaryl hydrophobically modified cellulose ethers |
| US5504123A (en) * | 1994-12-20 | 1996-04-02 | Union Carbide Chemicals & Plastics Technology Corporation | Dual functional cellulosic additives for latex compositions |
| US5789349A (en) * | 1996-03-13 | 1998-08-04 | M-I Drilling Fluids, L.L.C. | Water-based drilling fluids with high temperature fluid loss control additive |
| US5879440A (en) * | 1997-07-28 | 1999-03-09 | Hercules Incorporated | Biostable water-borne paints and processes for their preparation |
| KR100654421B1 (ko) | 2004-12-07 | 2006-12-06 | 삼성정밀화학 주식회사 | 효소분해 저항성 향상된 히드록시알킬셀룰로오스 유도체의제조방법 |
| EP1858970B2 (en) | 2005-02-17 | 2016-10-05 | Hercules Incorporated | Blocky hydroxyethylcellulose, derivatives thereof, process of making, and uses thereof |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2254249A (en) * | 1940-03-30 | 1941-09-02 | Dow Chemical Co | Manufacture of ethyl cellulose |
| US2831852A (en) * | 1954-05-27 | 1958-04-22 | Dow Chemical Co | Water-soluble thermoplastic cellulose ethers |
| US2824779A (en) * | 1955-03-09 | 1958-02-25 | Wilson A Reeves | Carbamoylethyl, carboxyethyl, and aminoethyl cellulose ether textile fibers and process of making the same |
| BE556279A (sv) * | 1956-04-03 | |||
| NL254944A (sv) * | 1959-10-26 | |||
| US3567360A (en) * | 1968-03-06 | 1971-03-02 | Us Agriculture | Method for introducing carboxyalkyl and/or carbamoylalkyl groups into cellulosic textile materials and products thus produced |
| US3761465A (en) * | 1971-09-30 | 1973-09-25 | C Callihan | Preparation of water soluble derivatives of cellulose and compositions thereof |
| US3769247A (en) * | 1972-04-10 | 1973-10-30 | Dow Chemical Co | Cellulose ether thickener for latex paint |
| US3709876A (en) * | 1972-04-10 | 1973-01-09 | Dow Chemical Co | Water soluble hydroxyethyl methyl cellulose ether thickener for latex paint |
| US3873518A (en) * | 1973-12-14 | 1975-03-25 | Dow Chemical Co | Water soluble ternary cellulose ethers |
-
1975
- 1975-11-14 US US05/631,944 patent/US4009329A/en not_active Expired - Lifetime
-
1976
- 1976-10-28 CA CA264,394A patent/CA1060439A/en not_active Expired
- 1976-11-12 BE BE172295A patent/BE848269A/xx not_active IP Right Cessation
- 1976-11-12 DE DE19762651802 patent/DE2651802A1/de not_active Ceased
- 1976-11-12 SE SE7612689A patent/SE426595B/sv not_active IP Right Cessation
- 1976-11-12 FR FR7634173A patent/FR2331569A1/fr active Granted
- 1976-11-12 GB GB47119/76A patent/GB1519535A/en not_active Expired
- 1976-11-12 NL NL7612606A patent/NL7612606A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| SE426595B (sv) | 1983-01-31 |
| GB1519535A (en) | 1978-08-02 |
| FR2331569A1 (fr) | 1977-06-10 |
| BE848269A (fr) | 1977-05-12 |
| FR2331569B1 (sv) | 1982-03-26 |
| US4009329A (en) | 1977-02-22 |
| DE2651802A1 (de) | 1977-05-18 |
| CA1060439A (en) | 1979-08-14 |
| NL7612606A (nl) | 1977-05-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
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