NO771171L - Fremgangsm}te for } fremstille masse av lignocelluloseholdig fibermateriale. - Google Patents
Fremgangsm}te for } fremstille masse av lignocelluloseholdig fibermateriale.Info
- Publication number
- NO771171L NO771171L NO771171A NO771171A NO771171L NO 771171 L NO771171 L NO 771171L NO 771171 A NO771171 A NO 771171A NO 771171 A NO771171 A NO 771171A NO 771171 L NO771171 L NO 771171L
- Authority
- NO
- Norway
- Prior art keywords
- temperature
- stated
- preheating
- mass
- refiner
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000002657 fibrous material Substances 0.000 title abstract description 5
- 239000000126 substance Substances 0.000 claims description 21
- 238000007670 refining Methods 0.000 claims description 19
- 239000000835 fiber Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 239000002023 wood Substances 0.000 claims description 11
- 238000005470 impregnation Methods 0.000 claims description 8
- 238000002203 pretreatment Methods 0.000 claims description 5
- 230000000930 thermomechanical effect Effects 0.000 claims description 4
- 238000011282 treatment Methods 0.000 claims description 3
- PCTMTFRHKVHKIS-BMFZQQSSSA-N (1s,3r,4e,6e,8e,10e,12e,14e,16e,18s,19r,20r,21s,25r,27r,30r,31r,33s,35r,37s,38r)-3-[(2r,3s,4s,5s,6r)-4-amino-3,5-dihydroxy-6-methyloxan-2-yl]oxy-19,25,27,30,31,33,35,37-octahydroxy-18,20,21-trimethyl-23-oxo-22,39-dioxabicyclo[33.3.1]nonatriaconta-4,6,8,10 Chemical compound C1C=C2C[C@@H](OS(O)(=O)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2.O[C@H]1[C@@H](N)[C@H](O)[C@@H](C)O[C@H]1O[C@H]1/C=C/C=C/C=C/C=C/C=C/C=C/C=C/[C@H](C)[C@@H](O)[C@@H](C)[C@H](C)OC(=O)C[C@H](O)C[C@H](O)CC[C@@H](O)[C@H](O)C[C@H](O)C[C@](O)(C[C@H](O)[C@H]2C(O)=O)O[C@H]2C1 PCTMTFRHKVHKIS-BMFZQQSSSA-N 0.000 claims description 2
- 238000010586 diagram Methods 0.000 claims description 2
- 239000003077 lignite Substances 0.000 abstract 1
- 239000000123 paper Substances 0.000 description 14
- 229920001131 Pulp (paper) Polymers 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000010411 cooking Methods 0.000 description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 238000000149 argon plasma sintering Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000006277 sulfonation reaction Methods 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 238000009997 thermal pre-treatment Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 241000218631 Coniferophyta Species 0.000 description 1
- 241000218657 Picea Species 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000013305 flexible fiber Substances 0.000 description 1
- -1 fluff Substances 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hcl hcl Chemical compound Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 238000004537 pulping Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7603949A SE397851B (sv) | 1976-04-02 | 1976-04-02 | Sett att fran vedmaterial framstella en kemiskt modifierad termomekanisk raffinormassa |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO771171L true NO771171L (no) | 1977-10-04 |
Family
ID=20327485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO771171A NO771171L (no) | 1976-04-02 | 1977-04-01 | Fremgangsm}te for } fremstille masse av lignocelluloseholdig fibermateriale. |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS52124902A (de) |
| AU (1) | AU2362677A (de) |
| BR (1) | BR7702080A (de) |
| DE (1) | DE2714730C3 (de) |
| FI (1) | FI770974A (de) |
| FR (1) | FR2360712A1 (de) |
| NO (1) | NO771171L (de) |
| SE (1) | SE397851B (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE466060C (sv) * | 1990-02-13 | 1995-09-11 | Moelnlycke Ab | Absorberande kemitermomekanisk massa och framställning därav |
| US5607546A (en) * | 1990-02-13 | 1997-03-04 | Molnlycke Ab | CTMP-process |
| SE9402101L (sv) * | 1994-06-15 | 1995-12-16 | Moelnlycke Ab | Lättavvattnad, bulkig, kemimekanisk massa med låg spet- och finmaterialhalt |
| FI113552B (fi) * | 1999-12-09 | 2004-05-14 | Upm Kymmene Corp | Menetelmä painopaperin valmistamiseksi |
| FI113670B (fi) | 1999-12-09 | 2004-05-31 | Upm Kymmene Corp | Menetelmä painopaperin valmistamiseksi |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT330562B (de) * | 1972-10-23 | 1976-07-12 | Sca Project Ab | Verfahren zur herstellung von mechanisch verfeinertem faserstoff hoher dichte |
-
1976
- 1976-04-02 SE SE7603949A patent/SE397851B/xx unknown
-
1977
- 1977-03-25 AU AU23626/77A patent/AU2362677A/en not_active Expired
- 1977-03-29 FI FI770974A patent/FI770974A/fi not_active Application Discontinuation
- 1977-04-01 FR FR7709896A patent/FR2360712A1/fr not_active Withdrawn
- 1977-04-01 DE DE2714730A patent/DE2714730C3/de not_active Expired
- 1977-04-01 BR BR7702080A patent/BR7702080A/pt unknown
- 1977-04-01 NO NO771171A patent/NO771171L/no unknown
- 1977-04-01 JP JP3802577A patent/JPS52124902A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BR7702080A (pt) | 1978-01-24 |
| FI770974A (de) | 1977-10-03 |
| AU2362677A (en) | 1978-09-28 |
| JPS52124902A (en) | 1977-10-20 |
| SE7603949L (sv) | 1977-10-03 |
| SE397851B (sv) | 1977-11-21 |
| DE2714730C3 (de) | 1979-02-08 |
| FR2360712A1 (fr) | 1978-03-03 |
| DE2714730B2 (de) | 1978-06-08 |
| DE2714730A1 (de) | 1977-10-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Bajpai et al. | Brief description of the pulp and papermaking process | |
| JP2915576B2 (ja) | Ｃｔｍｐプロセス | |
| RU2454494C2 (ru) | Способ производства модифицированной целлюлозы для использования в продуктах из бумаги или бумажного полотна, беленая модифицированная сульфатная целлюлоза, бумага или картон | |
| US3707436A (en) | Exploding of ammonia impregnated wood chips | |
| CA1226705A (en) | Chemithermomechanical pulping process employing separate alkali and sulfite treatments | |
| US4152197A (en) | Process for preparing high-yield cellulose pulps by vapor phase pulping an unpulped portion of lignocellulosic material and a partially chemically pulped portion | |
| US5147503A (en) | Recycling waste cellulosic material with sodium sulphide digestion | |
| US4116758A (en) | Method of producing high yield chemimechanical pulps | |
| US4211605A (en) | High yield chemimechanical pulping processes | |
| NO163632B (no) | Fremgangsmaate ved fremstilling av forbedret hoeyutbyttemasse. | |
| FI73473C (fi) | Foerfarande foer framstaellning av fibermassa. | |
| US4552616A (en) | Pulping process pretreatment using a lower alkanolamine in the presence of ammonium hydroxide | |
| Paszner et al. | Beating behaviour and sheet strength development of coniferous organosolv fibers | |
| NO771171L (no) | Fremgangsm}te for } fremstille masse av lignocelluloseholdig fibermateriale. | |
| Bhardwaj et al. | Soda and soda-anthraquinone pulping of rice straw | |
| US4384921A (en) | Alkaline sulfite pulping process with sodium aluminate and anthraquinone | |
| US4699691A (en) | Thermomechanical digestion process | |
| US3013931A (en) | Printing paper and process of making the same | |
| EP0030778B1 (de) | Verfahren zur Herstellung raffinierter Pulpe | |
| US3591451A (en) | Pretreatment of vegetable matter and delignification of the refined matter with chloring dioxide | |
| US3262839A (en) | Neutral to weakly alkaline sulfite process for the extraction of cellulose from cellulosic material | |
| US2862814A (en) | Utilization of pith in the manufacture of pulp | |
| US2783146A (en) | Semi-hydrotropic chemical lignocellulose pulping process | |
| DO | Application of Thermomechanical Pulping Method for Fabricating Bamboo Fiber | |
| Fahmy et al. | Rice straw for paper making |