BE553063A - - Google Patents
Info
- Publication number
- BE553063A BE553063A BE553063DA BE553063A BE 553063 A BE553063 A BE 553063A BE 553063D A BE553063D A BE 553063DA BE 553063 A BE553063 A BE 553063A
- Authority
- BE
- Belgium
- Prior art keywords
- mass
- hydrolysis
- bleaching
- subjected
- paste
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 15
- 230000007062 hydrolysis Effects 0.000 claims description 11
- 238000006460 hydrolysis reaction Methods 0.000 claims description 11
- 239000002657 fibrous material Substances 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- 229920002678 cellulose Polymers 0.000 claims description 6
- 239000001913 cellulose Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000004061 bleaching Methods 0.000 claims description 5
- 238000010009 beating Methods 0.000 claims description 2
- 238000005660 chlorination reaction Methods 0.000 claims description 2
- 238000000746 purification Methods 0.000 claims description 2
- 239000000835 fiber Substances 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229920002488 Hemicellulose Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE553063A true BE553063A (enrdf_load_html_response) |
Family
ID=178014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE553063D BE553063A (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE553063A (enrdf_load_html_response) |
-
0
- BE BE553063D patent/BE553063A/fr unknown
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