BE454763A - - Google Patents
Info
- Publication number
- BE454763A BE454763A BE454763DA BE454763A BE 454763 A BE454763 A BE 454763A BE 454763D A BE454763D A BE 454763DA BE 454763 A BE454763 A BE 454763A
- Authority
- BE
- Belgium
- Prior art keywords
- sep
- cellulose
- ennobled
- wood
- polymerization
- Prior art date
Links
- 239000002023 wood Substances 0.000 claims description 15
- 241000183024 Populus tremula Species 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 241000208140 Acer Species 0.000 claims description 3
- 241000219000 Populus Species 0.000 claims description 3
- 241000218982 Populus nigra Species 0.000 claims description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 229920002678 cellulose Polymers 0.000 description 23
- 235000010980 cellulose Nutrition 0.000 description 23
- 239000001913 cellulose Substances 0.000 description 18
- 238000000605 extraction Methods 0.000 description 13
- 238000006116 polymerization reaction Methods 0.000 description 10
- 241001070947 Fagus Species 0.000 description 5
- 235000010099 Fagus sylvatica Nutrition 0.000 description 5
- 239000002253 acid Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 229920002488 Hemicellulose Polymers 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
Landscapes
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE454763A true BE454763A (enrdf_load_stackoverflow) |
Family
ID=108839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE454763D BE454763A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE454763A (enrdf_load_stackoverflow) |
-
0
- BE BE454763D patent/BE454763A/fr unknown
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