BE470141A - - Google Patents
Info
- Publication number
- BE470141A BE470141A BE470141DA BE470141A BE 470141 A BE470141 A BE 470141A BE 470141D A BE470141D A BE 470141DA BE 470141 A BE470141 A BE 470141A
- Authority
- BE
- Belgium
- Prior art keywords
- cellulose
- solution
- parts
- esterification
- derivative
- Prior art date
Links
- 229920002678 cellulose Polymers 0.000 claims description 18
- 239000001913 cellulose Substances 0.000 claims description 17
- 230000032050 esterification Effects 0.000 claims description 9
- 238000005886 esterification reaction Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000015556 catabolic process Effects 0.000 claims description 5
- 238000006731 degradation reaction Methods 0.000 claims description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 20
- WFDIJRYMOXRFFG-UHFFFAOYSA-N acetic acid anhydride Natural products CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 13
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 10
- 239000000835 fiber Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 230000021736 acetylation Effects 0.000 description 5
- 238000006640 acetylation reaction Methods 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 229920002301 cellulose acetate Polymers 0.000 description 4
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 3
- 229940081735 acetylcellulose Drugs 0.000 description 3
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 206010011224 Cough Diseases 0.000 description 1
- 241000408495 Iton Species 0.000 description 1
- SMEGJBVQLJJKKX-HOTMZDKISA-N [(2R,3S,4S,5R,6R)-5-acetyloxy-3,4,6-trihydroxyoxan-2-yl]methyl acetate Chemical compound CC(=O)OC[C@@H]1[C@H]([C@@H]([C@H]([C@@H](O1)O)OC(=O)C)O)O SMEGJBVQLJJKKX-HOTMZDKISA-N 0.000 description 1
- 230000000397 acetylating effect Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 239000007809 chemical reaction catalyst Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 235000011056 potassium acetate Nutrition 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000005070 ripening Effects 0.000 description 1
- 239000004576 sand Substances 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
- C08B3/00—Preparation of cellulose esters of organic acids
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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE470141A true BE470141A (d) |
Family
ID=120390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE470141D BE470141A (d) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE470141A (d) |
-
0
- BE BE470141D patent/BE470141A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CH625136A5 (d) | ||
| JPH06329832A (ja) | 繊維、フィルム、及びプラスチック材料を製造するのに用いられる、セルロースアセテートとスターチアセテートとから成るポリマーブレンド物及び該ブレンド物を調製する方法 | |
| FR2694770A1 (fr) | Procédé de production de fibres de carbone. | |
| EP0215082B1 (fr) | Procede pour la preparation de solutions d'un materiau ligno-cellulosique et solutions obtenues | |
| BE470141A (d) | ||
| CH260571A (fr) | Procédé de préparation d'acétate de cellulose. | |
| BE444670A (d) | ||
| BE502976A (d) | ||
| BE378227A (d) | ||
| DE314311C (d) | ||
| CH192150A (fr) | Procédé pour la préparation d'acétate de cellulose fibreux. | |
| BE634258A (d) | ||
| FR2458558A1 (fr) | Procede pour la preparation de solutions a tres forte concentration de derives de la cellulose dans des solvants organiques et solutions obtenues par le procede | |
| BE535665A (d) | ||
| SU291454A1 (ru) | Способ получения эфиров целлюлозы | |
| BE478489A (d) | ||
| BE508198A (d) | ||
| BE478421A (d) | ||
| BE417811A (d) | ||
| BE417932A (d) | ||
| BE519348A (d) | ||
| BE401528A (d) | ||
| BE634257A (d) | ||
| BE404978A (d) | ||
| CH312185A (fr) | Procédé pour la fabrication en continu d'esters de la cellulose. |