BE439750A - - Google Patents
Info
- Publication number
- BE439750A BE439750A BE439750DA BE439750A BE 439750 A BE439750 A BE 439750A BE 439750D A BE439750D A BE 439750DA BE 439750 A BE439750 A BE 439750A
- Authority
- BE
- Belgium
- Prior art keywords
- raw material
- liquid
- particles
- cellulose
- percussion
- Prior art date
Links
- 239000002994 raw material Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 238000009527 percussion Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 2
- 239000002904 solvent Substances 0.000 claims description 2
- 230000007935 neutral effect Effects 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 14
- 239000002245 particle Substances 0.000 description 13
- 229920002678 cellulose Polymers 0.000 description 12
- 239000001913 cellulose Substances 0.000 description 12
- 239000000463 material Substances 0.000 description 5
- 238000009987 spinning Methods 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 238000010009 beating Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229920005610 lignin Polymers 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 229920002488 Hemicellulose Polymers 0.000 description 1
- 240000006240 Linum usitatissimum Species 0.000 description 1
- 235000004431 Linum usitatissimum Nutrition 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 235000008429 bread Nutrition 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000002144 chemical decomposition reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/001—Modification of pulp properties
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE439750A true BE439750A (enEXAMPLES) |
Family
ID=97682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE439750D BE439750A (enEXAMPLES) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE439750A (enEXAMPLES) |
-
0
- BE BE439750D patent/BE439750A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20060204631A1 (en) | Cellulose fiber-based compositions and their method of manufacture | |
| US5074960A (en) | Lignin removal method using ozone and acetic acid | |
| EP0854908A1 (fr) | Formulations detartrantes et nettoyantes a base de microfibrilles de cellulose | |
| JP2009540144A (ja) | パルプの反応性の強化 | |
| US20030089465A1 (en) | Process for producing microcrystalline cellulose | |
| Gao et al. | Isolation and characterization of cellulose obtained from bagasse pith by oxygen-containing agents | |
| Khadraoui et al. | Production of lignin-containing cellulose nanofibrils by the combination of different mechanical processes | |
| DE19856582C1 (de) | Verfahren zur Gewinnung von Chemiezellstoff aus Hackschnitzeln | |
| BE439750A (enEXAMPLES) | ||
| EP0446110B1 (fr) | Procédé de préparation de pâtes à haut rendement blanchies | |
| FR2483479A1 (fr) | Procede de delignification et/ou de blanchiment de pate de cellulose au gaz oxygene | |
| EP3008240B1 (fr) | Procede de traitement des pates papetieres chimiques par traitement a l'ozone en presence d'ions magnesium | |
| EP0351330B1 (fr) | Procédé de fabrication de pâtes chimicothermomécaniques blanchies | |
| US6986828B2 (en) | Process for producing low DP microcrystalline cellulose | |
| EP0293309A1 (fr) | Procédé de préparation de pâtes chimicothermomécaniques | |
| EP0313478A1 (fr) | Procédé de blanchiment de pâtes | |
| FR2770543A1 (fr) | Procede de production de pate a papier, lignignes sucres et acide acetique par fractionnement de matiere vegetale lignocellulosique em milieu acide formique/acide acetique | |
| CN111511985A (zh) | 含木质素的纤维素纳米纤维、包含所述含木质素的纤维素纳米纤维的纸和膜 | |
| EP1065314B1 (fr) | Procédé de fabrication de produits papetiers | |
| BE457399A (enEXAMPLES) | ||
| BE1011129A4 (fr) | Procede continu de delignification et/ou de blanchiment de pate a papier chimique vierge ou recyclee. | |
| BE341279A (enEXAMPLES) | ||
| BE492018A (enEXAMPLES) | ||
| BE458917A (enEXAMPLES) | ||
| BE445267A (enEXAMPLES) |