BE451727A - - Google Patents
Info
- Publication number
- BE451727A BE451727A BE451727DA BE451727A BE 451727 A BE451727 A BE 451727A BE 451727D A BE451727D A BE 451727DA BE 451727 A BE451727 A BE 451727A
- Authority
- BE
- Belgium
- Prior art keywords
- treatment
- baths
- chlorine
- chlorite
- fibers
- Prior art date
Links
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 23
- 239000000460 chlorine Substances 0.000 claims description 23
- 229910052801 chlorine Inorganic materials 0.000 claims description 23
- 239000000835 fiber Substances 0.000 claims description 21
- 238000011282 treatment Methods 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 14
- 229910001919 chlorite Inorganic materials 0.000 claims description 12
- 229910052619 chlorite group Inorganic materials 0.000 claims description 12
- QBWCMBCROVPCKQ-UHFFFAOYSA-N chlorous acid Chemical compound OCl=O QBWCMBCROVPCKQ-UHFFFAOYSA-N 0.000 claims description 12
- 239000002253 acid Substances 0.000 claims description 7
- 238000004061 bleaching Methods 0.000 claims description 7
- 229920005610 lignin Polymers 0.000 claims description 7
- 239000002657 fibrous material Substances 0.000 claims description 6
- 230000002378 acidificating effect Effects 0.000 claims description 3
- 230000032683 aging Effects 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 239000007800 oxidant agent Substances 0.000 claims 1
- 230000009466 transformation Effects 0.000 claims 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 229910000029 sodium carbonate Inorganic materials 0.000 description 4
- 238000005660 chlorination reaction Methods 0.000 description 3
- 238000010306 acid treatment Methods 0.000 description 2
- 239000003518 caustics Substances 0.000 description 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- UKLNMMHNWFDKNT-UHFFFAOYSA-M sodium chlorite Chemical compound [Na+].[O-]Cl=O UKLNMMHNWFDKNT-UHFFFAOYSA-M 0.000 description 2
- 229960002218 sodium chlorite Drugs 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 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
- 241000208202 Linaceae Species 0.000 description 1
- 235000004431 Linum usitatissimum Nutrition 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- 230000004520 agglutination Effects 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000001814 pectin Substances 0.000 description 1
- 229920001277 pectin Polymers 0.000 description 1
- 235000010987 pectin Nutrition 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01C—CHEMICAL OR BIOLOGICAL TREATMENT OF NATURAL FILAMENTARY OR FIBROUS MATERIAL TO OBTAIN FILAMENTS OR FIBRES FOR SPINNING; CARBONISING RAGS TO RECOVER ANIMAL FIBRES
- D01C1/00—Treatment of vegetable material
- D01C1/02—Treatment of vegetable material by chemical methods to obtain bast fibres
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Molecular Biology (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Textile Engineering (AREA)
- Paper (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE451727A true BE451727A (enrdf_load_html_response) |
Family
ID=106508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE451727D BE451727A (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE451727A (enrdf_load_html_response) |
-
0
- BE BE451727D patent/BE451727A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0578305B1 (fr) | Procédé pour la délignification d'une pâte à papier chimique | |
| FR2467261A1 (fr) | Blanchiment de matiere lignocellulosique au moyen d'agents de blanchiment contenant du peroxyde | |
| EP0018287B1 (fr) | Procédé de délignification de pâte à papier chimique écrue | |
| EP0578304B1 (fr) | Procédé pour le blanchiment d'une pâte à papier chimique | |
| EP0925401B1 (fr) | Procede de blanchiment de pate a papier | |
| CN101558197B (zh) | 通过最终高温臭氧处理漂白化学纸浆的方法 | |
| BE451727A (enrdf_load_html_response) | ||
| CA1269805A (fr) | Traitement a l'hypochlorite de pates papetieres chimiques | |
| EP0535741B1 (fr) | Procédé pour l'amélioration de la sélectivité de la délignification d'une pâte à papier chimique | |
| BE432951A (enrdf_load_html_response) | ||
| BE1012675A6 (fr) | Procede de blanchiment de pate a papier. | |
| FR2622221A1 (fr) | Procede de blanchiment de pates | |
| BE437304A (enrdf_load_html_response) | ||
| BE1007700A3 (fr) | Procede pour le blanchiment d'une pate a papier chimique. | |
| BE458752A (enrdf_load_html_response) | ||
| BE428871A (fr) | Perfectionnements au traitement des matières textiles | |
| CH161573A (fr) | Procédé de blanchiment. | |
| BE1010617A3 (fr) | Procede de blanchiment de pate a papier. | |
| BE1010677A3 (fr) | Procede de delignification et de blanchiment de pate a papier chimique. | |
| BE428611A (enrdf_load_html_response) | ||
| BE429467A (enrdf_load_html_response) | ||
| BE484649A (enrdf_load_html_response) | ||
| BE503145A (enrdf_load_html_response) | ||
| BE362462A (enrdf_load_html_response) | ||
| BE436630A (enrdf_load_html_response) |