BE492018A - - Google Patents
Info
- Publication number
- BE492018A BE492018A BE492018DA BE492018A BE 492018 A BE492018 A BE 492018A BE 492018D A BE492018D A BE 492018DA BE 492018 A BE492018 A BE 492018A
- Authority
- BE
- Belgium
- Prior art keywords
- phase
- mercerization
- cellulose
- sep
- alkalicellulose
- Prior art date
Links
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 87
- 229920002678 cellulose Polymers 0.000 claims description 37
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 37
- 239000001913 cellulose Substances 0.000 claims description 34
- 238000005517 mercerization Methods 0.000 claims description 29
- 239000000463 material Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- KEAYESYHFKHZAL-UHFFFAOYSA-N sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 claims description 8
- 229910052708 sodium Inorganic materials 0.000 claims description 8
- 239000011734 sodium Substances 0.000 claims description 8
- 229920002488 Hemicellulose Polymers 0.000 claims description 7
- 230000005070 ripening Effects 0.000 claims description 7
- 150000003384 small molecules Chemical class 0.000 claims description 6
- 239000002023 wood Substances 0.000 claims description 5
- 239000003599 detergent Substances 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 239000010802 sludge Substances 0.000 claims 1
- 229920001098 polystyrene-block-poly(ethylene/propylene) Polymers 0.000 description 49
- 235000010980 cellulose Nutrition 0.000 description 34
- SRBFZHDQGSBBOR-KKQCNMDGSA-N β-D-xylose Chemical compound O[C@@H]1CO[C@@H](O)[C@H](O)[C@H]1O SRBFZHDQGSBBOR-KKQCNMDGSA-N 0.000 description 12
- QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 9
- 239000000126 substance Substances 0.000 description 6
- 229920002955 Art silk Polymers 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 3
- 235000011613 Pinus brutia Nutrition 0.000 description 3
- 241000018646 Pinus brutia Species 0.000 description 3
- 229920000297 Rayon Polymers 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- OIPPWFOQEKKFEE-UHFFFAOYSA-N Orcinol Chemical compound CC1=CC(O)=CC(O)=C1 OIPPWFOQEKKFEE-UHFFFAOYSA-N 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-L Sulphite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 229920000609 methyl cellulose Polymers 0.000 description 2
- 239000001923 methylcellulose Substances 0.000 description 2
- 235000010981 methylcellulose Nutrition 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000004627 regenerated cellulose Substances 0.000 description 2
- 235000017550 sodium carbonate Nutrition 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000219495 Betulaceae Species 0.000 description 1
- 241000218631 Coniferophyta Species 0.000 description 1
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical group CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 235000018185 birch Nutrition 0.000 description 1
- 235000018212 birch Nutrition 0.000 description 1
- 239000004359 castor oil Substances 0.000 description 1
- 235000019438 castor oil Nutrition 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000001131 transforming Effects 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
- C08B1/08—Alkali cellulose
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)
- Chemical Or Physical Treatment Of Fibers (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE492018A true BE492018A (de) |
Family
ID=136366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE492018D BE492018A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE492018A (de) |
-
0
- BE BE492018D patent/BE492018A/fr unknown
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