ATE139544T1 - Verfahren zur herstellung von celluloseestern unter verwendung von carbonsäuren - Google Patents
Verfahren zur herstellung von celluloseestern unter verwendung von carbonsäurenInfo
- Publication number
- ATE139544T1 ATE139544T1 AT91908408T AT91908408T ATE139544T1 AT E139544 T1 ATE139544 T1 AT E139544T1 AT 91908408 T AT91908408 T AT 91908408T AT 91908408 T AT91908408 T AT 91908408T AT E139544 T1 ATE139544 T1 AT E139544T1
- Authority
- AT
- Austria
- Prior art keywords
- cellulose
- cellulose esters
- acids
- carboxic
- producing cellulose
- Prior art date
Links
- 229920002678 cellulose Polymers 0.000 title abstract 3
- 239000002253 acid Substances 0.000 title 1
- 150000007513 acids Chemical class 0.000 title 1
- 239000001913 cellulose Substances 0.000 title 1
- 150000002148 esters Chemical class 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 229920008347 Cellulose acetate propionate Polymers 0.000 abstract 1
- DQEFEBPAPFSJLV-UHFFFAOYSA-N Cellulose propionate Chemical compound CCC(=O)OCC1OC(OC(=O)CC)C(OC(=O)CC)C(OC(=O)CC)C1OC1C(OC(=O)CC)C(OC(=O)CC)C(OC(=O)CC)C(COC(=O)CC)O1 DQEFEBPAPFSJLV-UHFFFAOYSA-N 0.000 abstract 1
- 150000001735 carboxylic acids Chemical class 0.000 abstract 1
- 229920002301 cellulose acetate Polymers 0.000 abstract 1
- 229920006217 cellulose acetate butyrate Polymers 0.000 abstract 1
- 229920001727 cellulose butyrate Polymers 0.000 abstract 1
- 229920006218 cellulose propionate Polymers 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000003797 solvolysis reaction Methods 0.000 abstract 1
- 238000006467 substitution reaction Methods 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
- C08B3/00—Preparation of cellulose esters of organic acids
- C08B3/22—Post-esterification treatments, including purification
- C08B3/24—Hydrolysis or ripening
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US50938590A | 1990-04-16 | 1990-04-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE139544T1 true ATE139544T1 (de) | 1996-07-15 |
Family
ID=24026446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT91908408T ATE139544T1 (de) | 1990-04-16 | 1991-04-09 | Verfahren zur herstellung von celluloseestern unter verwendung von carbonsäuren |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US5597912A (de) |
| EP (1) | EP0477347B1 (de) |
| JP (1) | JP3315980B2 (de) |
| KR (1) | KR100205465B1 (de) |
| AT (1) | ATE139544T1 (de) |
| CA (1) | CA2059130C (de) |
| DE (1) | DE69120360T2 (de) |
| DK (1) | DK0477347T3 (de) |
| ES (1) | ES2088003T3 (de) |
| GR (1) | GR3020847T3 (de) |
| WO (1) | WO1991016358A1 (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5214137A (en) * | 1991-02-08 | 1993-05-25 | Eastman Kodak Company | Preparation of cellulose diacetate by recycling processed film |
| MY106937A (en) * | 1992-01-13 | 1995-08-30 | Eastman Chem Co | Continuous hydrolysis of cellulose acetate |
| EP0769500B1 (de) * | 1995-03-31 | 2003-02-19 | Daicel Chemical Industries, Ltd. | Celluloseacetat mit ausgezeichneter festigkeit und verfahren zur herstellung |
| JP3942669B2 (ja) * | 1995-03-31 | 2007-07-11 | ダイセル化学工業株式会社 | 物理強度に優れたセルロースアセテート、及びその製造法 |
| WO1996030413A1 (fr) * | 1995-03-31 | 1996-10-03 | Daicel Chemical Industries, Ltd. | Acetate de cellulose a bonne aptitude au moulage et procede de preparation associe |
| IT1286510B1 (it) * | 1996-11-29 | 1998-07-15 | Cooperativa Centro Ricerche Po | Esteri butirrici ad attivita' antiproliferativa e composizioni farmaceutiche che li contengono |
| US20100175691A1 (en) * | 2009-01-15 | 2010-07-15 | Celanese Acetate Llc | Process for recycling cellulose acetate ester waste |
| WO2014142166A1 (ja) | 2013-03-13 | 2014-09-18 | 株式会社ダイセル | 低置換度酢酸セルロース |
| KR102162542B1 (ko) * | 2013-12-20 | 2020-10-07 | 주식회사 다이셀 | 지질 대사 개선 작용을 갖는 영양 조성물 |
| US10300085B2 (en) | 2014-03-24 | 2019-05-28 | Daicel Corporation | Nutritional composition |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB317088A (en) * | 1928-08-11 | 1930-08-28 | Ver Fuer Chemische Ind Ag | Process and apparatus for saponification of cellulose acetate solutions |
| GB329704A (en) * | 1929-02-25 | 1930-05-26 | Rhone Poulenc Sa | Manufacture of cellulose esters |
| GB356012A (en) * | 1929-10-22 | 1931-09-03 | Kodak Ltd | Improvements relating to the manufacture of cellulose esters |
| US1984147A (en) * | 1929-10-22 | 1934-12-11 | Eastman Kodak Co | Process for the production of cellulose esters and corresponding alkyl esters |
| US1880560A (en) * | 1929-12-14 | 1932-10-04 | Eastman Kodak Co | Process for the hydrolysis of cellulose acetate |
| GB398626A (en) * | 1931-07-17 | 1933-09-21 | Kodak Ltd | Improved treatment of mixed organic esters of cellulose |
| US2026583A (en) * | 1931-07-17 | 1936-01-07 | Eastman Kodak Co | Process of changing the solubility of mixed esters of cellulose and the product resulting therefrom |
| US2005383A (en) * | 1932-02-20 | 1935-06-18 | Eastman Kodak Co | Hydrolysis of cellulose esters |
| US2129052A (en) * | 1936-02-04 | 1938-09-06 | Eastman Kodak Co | Hydrolyzed cellulose acetate |
| GB488946A (en) * | 1937-01-18 | 1938-07-18 | Henry Dreyfus | Improvements in the manufacture and treatment of fibres, yarns, fabrics, films and like materials having a basis of an organic ester of cellulose |
| GB496065A (en) * | 1937-06-07 | 1938-11-24 | Ig Farbenindustrie Ag | Manufacture of improved cellulose esters |
| US2327770A (en) * | 1940-11-23 | 1943-08-24 | Eastman Kodak Co | Method of preparing far-hydrolyzed cellulose esters |
| GB568932A (en) * | 1943-07-30 | 1945-04-26 | John Guilfoyle Williams | Improvements in or relating to the manufacture of cellulose esters |
| GB581157A (en) * | 1944-03-09 | 1946-10-02 | British Celanese | Improvements in or relating to the production of organic esters of cellulose |
| US2448082A (en) * | 1945-05-03 | 1948-08-31 | Celanese Corp | Recovery of water-soluble cellulose esters |
| US2470191A (en) * | 1945-12-06 | 1949-05-17 | Celanese Corp | Rapid ripening of cellulose esters |
| GB696903A (en) * | 1950-08-03 | 1953-09-09 | Courtaulds Ltd | Improvements in and relating to the production of cellulose acetate |
| GB755018A (en) * | 1952-10-31 | 1956-08-15 | Rhodiaceta | Improvements in or relating to the continuous hydrolysis of esters in homogeneous phase and apparatus therefor |
| FR1143485A (fr) * | 1953-06-05 | 1957-10-01 | Procédé de saponification des triesters de cellulose | |
| US2801239A (en) * | 1954-06-07 | 1957-07-30 | Eastman Kodak Co | Method of hydrolyzing cellulose esters |
| US2836590A (en) * | 1955-05-05 | 1958-05-27 | Hercules Powder Co Ltd | Method for partial deacylation of organic acid esters of cellulose |
| US3482011A (en) * | 1965-12-02 | 1969-12-02 | Celanese Corp | Process for producing water-soluble cellulose acetate fibers |
| JPS6017441B2 (ja) * | 1981-07-10 | 1985-05-02 | ダイセル化学工業株式会社 | 新規なセルロ−スアセテ−トの製造方法 |
| DE3246417A1 (de) * | 1982-12-15 | 1984-06-20 | Akzo Gmbh, 5600 Wuppertal | Wasserunloesliche fasern aus celluloseacetat, cellulosepropionat und cellulosebutyrat mit einem extrem hohen absorptionsvermoegen fuer wasser und physiologische fluessigkeiten |
| US4480090A (en) * | 1983-10-21 | 1984-10-30 | Eastman Kodak Company | Process for esterification of cellulose using as the catalyst the combination of sulfuric acid, phosphoric acid and a hindered aliphatic alcohol |
-
1991
- 1991-04-09 AT AT91908408T patent/ATE139544T1/de not_active IP Right Cessation
- 1991-04-09 CA CA002059130A patent/CA2059130C/en not_active Expired - Fee Related
- 1991-04-09 WO PCT/US1991/002293 patent/WO1991016358A1/en active IP Right Grant
- 1991-04-09 KR KR1019910701871A patent/KR100205465B1/ko not_active IP Right Cessation
- 1991-04-09 EP EP91908408A patent/EP0477347B1/de not_active Expired - Lifetime
- 1991-04-09 ES ES91908408T patent/ES2088003T3/es not_active Expired - Lifetime
- 1991-04-09 DK DK91908408.7T patent/DK0477347T3/da active
- 1991-04-09 JP JP50800691A patent/JP3315980B2/ja not_active Expired - Lifetime
- 1991-04-09 DE DE69120360T patent/DE69120360T2/de not_active Expired - Fee Related
-
1994
- 1994-03-04 US US08/206,236 patent/US5597912A/en not_active Expired - Lifetime
-
1996
- 1996-08-22 GR GR960402204T patent/GR3020847T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05501129A (ja) | 1993-03-04 |
| WO1991016358A1 (en) | 1991-10-31 |
| CA2059130C (en) | 1999-05-11 |
| DK0477347T3 (da) | 1996-07-15 |
| GR3020847T3 (en) | 1996-11-30 |
| EP0477347B1 (de) | 1996-06-19 |
| EP0477347A1 (de) | 1992-04-01 |
| KR100205465B1 (ko) | 1999-07-01 |
| DE69120360T2 (de) | 1996-10-31 |
| JP3315980B2 (ja) | 2002-08-19 |
| US5597912A (en) | 1997-01-28 |
| KR920702693A (ko) | 1992-10-06 |
| CA2059130A1 (en) | 1991-10-17 |
| DE69120360D1 (de) | 1996-07-25 |
| ES2088003T3 (es) | 1996-08-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |