DE1808937A1 - Verfahren zur Herstellung von teilweise acylierter regenerierter Zellulosefolie oder -Faser - Google Patents
Verfahren zur Herstellung von teilweise acylierter regenerierter Zellulosefolie oder -FaserInfo
- Publication number
- DE1808937A1 DE1808937A1 DE19681808937 DE1808937A DE1808937A1 DE 1808937 A1 DE1808937 A1 DE 1808937A1 DE 19681808937 DE19681808937 DE 19681808937 DE 1808937 A DE1808937 A DE 1808937A DE 1808937 A1 DE1808937 A1 DE 1808937A1
- Authority
- DE
- Germany
- Prior art keywords
- fiber
- carboxylic acid
- esterification
- film
- regenerated 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims description 30
- 239000004627 regenerated cellulose Substances 0.000 title claims description 26
- 239000000835 fiber Substances 0.000 title claims description 22
- 238000004519 manufacturing process Methods 0.000 title description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 33
- 230000032050 esterification Effects 0.000 claims description 19
- 238000005886 esterification reaction Methods 0.000 claims description 19
- 230000008961 swelling Effects 0.000 claims description 14
- -1 small molecule carboxylic acid Chemical class 0.000 claims description 11
- 150000003839 salts Chemical class 0.000 claims description 9
- 229910052783 alkali metal Inorganic materials 0.000 claims description 8
- 150000007933 aliphatic carboxylic acids Chemical class 0.000 claims description 6
- 150000001340 alkali metals Chemical class 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 150000008064 anhydrides Chemical class 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000002378 acidificating effect Effects 0.000 claims description 2
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 18
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 12
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 description 10
- 239000000203 mixture Substances 0.000 description 8
- 239000000047 product Substances 0.000 description 7
- 229920002678 cellulose Polymers 0.000 description 6
- 239000001913 cellulose Substances 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- 235000011056 potassium acetate Nutrition 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000021736 acetylation Effects 0.000 description 5
- 238000006640 acetylation reaction Methods 0.000 description 5
- 230000010933 acylation Effects 0.000 description 5
- 238000005917 acylation reaction Methods 0.000 description 5
- 239000011888 foil Substances 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 4
- 150000008065 acid anhydrides Chemical class 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 229920003043 Cellulose fiber Polymers 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 125000004063 butyryl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 229920002301 cellulose acetate Polymers 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 230000000397 acetylating effect Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- YHASWHZGWUONAO-UHFFFAOYSA-N butanoyl butanoate Chemical compound CCCC(=O)OC(=O)CCC YHASWHZGWUONAO-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003974 emollient agent Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- AYWJXTARAKWDNY-UHFFFAOYSA-M potassium acetic acid acetyl acetate acetate Chemical compound C(C)(=O)O.C(C)(=O)[O-].[K+].C(C)(=O)OC(C)=O AYWJXTARAKWDNY-UHFFFAOYSA-M 0.000 description 1
- QCRHICGOXWNHDY-UHFFFAOYSA-M potassium;acetyl acetate;acetate Chemical compound [K+].CC([O-])=O.CC(=O)OC(C)=O QCRHICGOXWNHDY-UHFFFAOYSA-M 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
- D06M13/188—Monocarboxylic acids; Anhydrides, halides or salts thereof
-
- 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
- C08B1/02—Rendering cellulose suitable for esterification
-
- 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
- C08B3/06—Cellulose acetate, e.g. mono-acetate, di-acetate or tri-acetate
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Textile Engineering (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI3106/67A FI40833B (enrdf_load_stackoverflow) | 1967-11-17 | 1967-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1808937A1 true DE1808937A1 (de) | 1969-07-17 |
Family
ID=8508006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681808937 Withdrawn DE1808937A1 (de) | 1967-11-17 | 1968-11-14 | Verfahren zur Herstellung von teilweise acylierter regenerierter Zellulosefolie oder -Faser |
Country Status (13)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59209103A (ja) * | 1983-05-12 | 1984-11-27 | 大建工業株式会社 | 木質材の改質方法 |
| DE3581737D1 (de) * | 1985-08-28 | 1991-03-14 | A Cell Acetyl Cellulosics | Verfahren zur verbesserung von dimensionsbestaendigkeit und vom biologischen widerstand von lignocellulosestoff. |
| DE4322965C1 (de) * | 1993-07-09 | 1994-10-06 | Rhodia Ag Rhone Poulenc | Filtertow und Verfahren zu dessen Herstellung sowie dessen Verwendung als Tabakrauchfilterelement |
| US9174000B2 (en) * | 2009-10-08 | 2015-11-03 | Sanofi-Aventis Deutschland Gmbh | Drug delivery device with biodegradable plastic components |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB353978A (en) * | 1930-05-20 | 1931-08-06 | Chem Ind Basel | Manufacture of cellulose esters |
| US2036947A (en) * | 1930-10-06 | 1936-04-07 | Ralph H Mckee | Manufacture of cellulose acetate |
| GB448063A (en) * | 1935-03-22 | 1936-06-02 | Courtaulds Ltd | Improvements in and relating to the manufacture and production of partly acetylated cellulose threads |
| US2772944A (en) * | 1953-03-27 | 1956-12-04 | American Viscose Corp | Process for the acetylation of regenerated cellulose fibers and product resulting therefrom |
| US2780511A (en) * | 1953-05-14 | 1957-02-05 | Toho Rayon Kk | Methiod of making cellulose acetate teixtile fibers by acetylization of relgenerated cellulose fibers |
| NL129911C (enrdf_load_stackoverflow) * | 1959-10-02 | 1900-01-01 | ||
| GB930208A (en) * | 1960-02-24 | 1963-07-03 | Toho Rayon Kk | Process and apparatus for continuous acetylation of fibrous cellulose |
-
1967
- 1967-11-17 FI FI3106/67A patent/FI40833B/fi active
-
1968
- 1968-11-13 NO NO04502/68A patent/NO128112B/no unknown
- 1968-11-13 AT AT1104468A patent/AT297911B/de not_active IP Right Cessation
- 1968-11-14 BE BE723844D patent/BE723844A/xx unknown
- 1968-11-14 GB GB53966/68A patent/GB1177749A/en not_active Expired
- 1968-11-14 US US775952A patent/US3649341A/en not_active Expired - Lifetime
- 1968-11-14 DE DE19681808937 patent/DE1808937A1/de not_active Withdrawn
- 1968-11-14 BR BR204039/68A patent/BR6804039D0/pt unknown
- 1968-11-15 FR FR1594781D patent/FR1594781A/fr not_active Expired
- 1968-11-15 SE SE15536/68A patent/SE340690B/xx unknown
- 1968-11-15 NL NL6816277A patent/NL6816277A/xx unknown
- 1968-11-16 PL PL1968130096A patent/PL72603B1/pl unknown
- 1968-11-18 DK DK560468AA patent/DK118575B/da unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT297911B (de) | 1972-04-10 |
| US3649341A (en) | 1972-03-14 |
| SE340690B (enrdf_load_stackoverflow) | 1971-11-29 |
| NO128112B (enrdf_load_stackoverflow) | 1973-10-01 |
| DK118575B (da) | 1970-09-07 |
| PL72603B1 (enrdf_load_stackoverflow) | 1974-08-30 |
| BR6804039D0 (pt) | 1973-04-19 |
| GB1177749A (en) | 1970-01-14 |
| FI40833B (enrdf_load_stackoverflow) | 1969-02-28 |
| BE723844A (enrdf_load_stackoverflow) | 1969-04-16 |
| NL6816277A (enrdf_load_stackoverflow) | 1969-05-20 |
| FR1594781A (enrdf_load_stackoverflow) | 1970-06-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| SH | Request for examination between 03.10.1968 and 22.04.1971 | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHJ | Ceased/non-payment of the annual fee |