SU524533A3 - Способ получени целлюлозной массы - Google Patents
Способ получени целлюлозной массыInfo
- Publication number
- SU524533A3 SU524533A3 SU1375937A SU1375937A SU524533A3 SU 524533 A3 SU524533 A3 SU 524533A3 SU 1375937 A SU1375937 A SU 1375937A SU 1375937 A SU1375937 A SU 1375937A SU 524533 A3 SU524533 A3 SU 524533A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- solution
- sodium
- pulp
- coefficient
- wood
- Prior art date
Links
- 238000000034 method Methods 0.000 title description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 30
- 239000000243 solution Substances 0.000 description 15
- 235000011121 sodium hydroxide Nutrition 0.000 description 10
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 10
- 239000007864 aqueous solution Substances 0.000 description 8
- 239000012279 sodium borohydride Substances 0.000 description 8
- 229910000033 sodium borohydride Inorganic materials 0.000 description 8
- 239000002023 wood Substances 0.000 description 8
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 6
- 238000005266 casting Methods 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 235000010265 sodium sulphite Nutrition 0.000 description 5
- 241000219000 Populus Species 0.000 description 4
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 150000002484 inorganic compounds Chemical class 0.000 description 3
- 229910010272 inorganic material Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000011120 plywood Substances 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000004155 Chlorine dioxide Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000003929 acidic solution Substances 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 235000019398 chlorine dioxide Nutrition 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- 241000218657 Picea Species 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- 206010041662 Splinter Diseases 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- LVGQIQHJMRUCRM-UHFFFAOYSA-L calcium bisulfite Chemical compound [Ca+2].OS([O-])=O.OS([O-])=O LVGQIQHJMRUCRM-UHFFFAOYSA-L 0.000 description 1
- 235000010260 calcium hydrogen sulphite Nutrition 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- LIXXWKHJULEIEO-UHFFFAOYSA-L disodium sulfur dioxide sulfate Chemical compound [Na+].[Na+].O=S=O.[O-]S([O-])(=O)=O LIXXWKHJULEIEO-UHFFFAOYSA-L 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-M hydrogensulfate Chemical compound OS([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- WBHQBSYUUJJSRZ-UHFFFAOYSA-M sodium bisulfate Chemical compound [Na+].OS([O-])(=O)=O WBHQBSYUUJJSRZ-UHFFFAOYSA-M 0.000 description 1
- 229910000342 sodium bisulfate Inorganic materials 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/222—Use of compounds accelerating the pulping processes
-
- 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
- Vehicle Body Suspensions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2028569 | 1969-07-30 | ||
| IT2255069 | 1969-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU524533A3 true SU524533A3 (ru) | 1976-08-05 |
Family
ID=26327474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU1375937A SU524533A3 (ru) | 1969-07-30 | 1969-11-13 | Способ получени целлюлозной массы |
Country Status (13)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5338402A (en) * | 1987-05-25 | 1994-08-16 | Societe Atochem | Process for preparing a bleached chemithermomechanical pulp |
| FR2615874B1 (fr) * | 1987-05-25 | 1992-02-21 | Atochem | Procede de preparation de pates chimicothermomecaniques |
| JP4738662B2 (ja) * | 2001-08-03 | 2011-08-03 | 日本製紙株式会社 | 新聞用紙 |
| DE102006061480A1 (de) * | 2006-12-23 | 2008-06-26 | Voith Patent Gmbh | Verfahren zum Herstellen von Faserstoff |
-
1969
- 1969-10-24 CH CH1589869A patent/CH510168A/it not_active IP Right Cessation
- 1969-10-27 LU LU59701D patent/LU59701A1/xx unknown
- 1969-10-29 IL IL33277A patent/IL33277A/en unknown
- 1969-10-30 BE BE741017D patent/BE741017A/xx unknown
- 1969-10-30 NO NO04300/69A patent/NO128667B/no unknown
- 1969-11-05 GB GB5427369A patent/GB1288243A/en not_active Expired
- 1969-11-08 RO RO61508A patent/RO61970A/ro unknown
- 1969-11-12 DD DD143681A patent/DD98711A1/xx unknown
- 1969-11-12 YU YU2831/69A patent/YU33632B/xx unknown
- 1969-11-13 SU SU1375937A patent/SU524533A3/ru active
- 1969-11-13 JP JP44090524A patent/JPS5025041B1/ja active Pending
- 1969-11-20 HU HUVI710A patent/HU163366B/hu unknown
-
1970
- 1970-01-05 NL NL7000037A patent/NL7000037A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IL33277A0 (en) | 1969-12-31 |
| HU163366B (enrdf_load_stackoverflow) | 1973-07-28 |
| LU59701A1 (enrdf_load_stackoverflow) | 1970-01-12 |
| NL7000037A (enrdf_load_stackoverflow) | 1971-02-02 |
| NO128667B (enrdf_load_stackoverflow) | 1973-12-27 |
| JPS5025041B1 (enrdf_load_stackoverflow) | 1975-08-20 |
| DD98711A1 (enrdf_load_stackoverflow) | 1973-07-12 |
| CH510168A (it) | 1971-07-15 |
| BE741017A (enrdf_load_stackoverflow) | 1970-04-01 |
| RO61970A (enrdf_load_stackoverflow) | 1977-07-15 |
| IL33277A (en) | 1973-05-31 |
| GB1288243A (enrdf_load_stackoverflow) | 1972-09-06 |
| YU33632B (en) | 1977-10-31 |
| YU283169A (en) | 1977-04-30 |
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