SU1035110A1 - Способ получени целлюлозы - Google Patents
Способ получени целлюлозы Download PDFInfo
- Publication number
- SU1035110A1 SU1035110A1 SU797770922A SU7770922A SU1035110A1 SU 1035110 A1 SU1035110 A1 SU 1035110A1 SU 797770922 A SU797770922 A SU 797770922A SU 7770922 A SU7770922 A SU 7770922A SU 1035110 A1 SU1035110 A1 SU 1035110A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- straw
- mixture
- cooking
- oxygen
- producing cellulose
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 20
- 239000001913 cellulose Substances 0.000 title claims description 6
- 229920002678 cellulose Polymers 0.000 title claims description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 23
- 239000010902 straw Substances 0.000 claims description 15
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- 239000003153 chemical reaction reagent Substances 0.000 claims description 5
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 4
- 238000009835 boiling Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- 241000209140 Triticum Species 0.000 description 8
- 235000021307 Triticum Nutrition 0.000 description 8
- 238000010411 cooking Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 235000011121 sodium hydroxide Nutrition 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 4
- 239000003513 alkali Substances 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 229920002488 Hemicellulose Polymers 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002023 wood 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
- D21C3/026—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of O2, e.g. air
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD20974478A DD147784A3 (de) | 1978-12-14 | 1978-12-14 | Verfahren zur herstellung von zellstoff aus stroh |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU1035110A1 true SU1035110A1 (ru) | 1983-08-15 |
Family
ID=5515818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU797770922A SU1035110A1 (ru) | 1978-12-14 | 1979-11-14 | Способ получени целлюлозы |
Country Status (6)
| Country | Link |
|---|---|
| DD (1) | DD147784A3 (de) |
| DE (1) | DE2949023A1 (de) |
| FR (1) | FR2444049A1 (de) |
| HU (1) | HU181468B (de) |
| RO (1) | RO77555A (de) |
| SU (1) | SU1035110A1 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD154451A3 (de) * | 1980-05-12 | 1982-03-24 | Mihalne Atomyr | Verfahren zur herstellung von zellstoff aus einjahrespflanzen,insbesondere stroh |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1004854A (fr) * | 1947-05-23 | 1952-04-03 | Procédé de traitement de plantes pour l'obtention de pâte à papier ou de produits similaires | |
| JPS5622991B2 (de) * | 1973-05-01 | 1981-05-28 |
-
1978
- 1978-12-14 DD DD20974478A patent/DD147784A3/de not_active IP Right Cessation
-
1979
- 1979-09-13 HU HUPA001363 patent/HU181468B/hu unknown
- 1979-11-14 SU SU797770922A patent/SU1035110A1/ru active
- 1979-12-06 DE DE19792949023 patent/DE2949023A1/de not_active Withdrawn
- 1979-12-08 RO RO9948579A patent/RO77555A/ro unknown
- 1979-12-14 FR FR7930762A patent/FR2444049A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2949023A1 (de) | 1980-07-03 |
| FR2444049A1 (fr) | 1980-07-11 |
| HU181468B (en) | 1983-07-28 |
| RO77555A (fr) | 1982-02-01 |
| FR2444049B1 (de) | 1984-09-07 |
| DD147784A3 (de) | 1981-04-22 |
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