BE407074A - - Google Patents
Info
- Publication number
- BE407074A BE407074A BE407074DA BE407074A BE 407074 A BE407074 A BE 407074A BE 407074D A BE407074D A BE 407074DA BE 407074 A BE407074 A BE 407074A
- Authority
- BE
- Belgium
- Prior art keywords
- cellulose
- suspension
- sulfuric acid
- acid
- concentration
- Prior art date
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 35
- 229920002678 cellulose Polymers 0.000 claims description 31
- 239000001913 cellulose Substances 0.000 claims description 31
- 239000000725 suspension Substances 0.000 claims description 20
- 239000002253 acid Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 18
- 239000002904 solvent Substances 0.000 claims description 5
- 239000000835 fiber Substances 0.000 description 12
- 150000007513 acids Chemical class 0.000 description 7
- 229920003043 Cellulose fiber Polymers 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000004090 dissolution Methods 0.000 description 3
- -1 for example Substances 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 239000012456 homogeneous solution Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229920002955 Art silk Polymers 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000007858 starting material 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
- C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
- C08B1/003—Preparation of cellulose solutions, i.e. dopes, with different possible solvents, e.g. ionic liquids
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)
- Artificial Filaments (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE407074A true BE407074A (en:Method) |
Family
ID=71940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE407074D BE407074A (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE407074A (en:Method) |
-
0
- BE BE407074D patent/BE407074A/fr unknown
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