DE2329199A1 - Verfahren zur herstellung von papiermassen aus einjahrespflanzen - Google Patents
Verfahren zur herstellung von papiermassen aus einjahrespflanzenInfo
- Publication number
- DE2329199A1 DE2329199A1 DE19732329199 DE2329199A DE2329199A1 DE 2329199 A1 DE2329199 A1 DE 2329199A1 DE 19732329199 DE19732329199 DE 19732329199 DE 2329199 A DE2329199 A DE 2329199A DE 2329199 A1 DE2329199 A1 DE 2329199A1
- Authority
- DE
- Germany
- Prior art keywords
- barium
- raw material
- strontium
- solution
- treated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 33
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 230000029087 digestion Effects 0.000 claims description 15
- 239000000243 solution Substances 0.000 claims description 11
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 10
- 229910052788 barium Inorganic materials 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 9
- 150000003438 strontium compounds Chemical class 0.000 claims description 8
- IATRAKWUXMZMIY-UHFFFAOYSA-N strontium oxide Chemical compound [O-2].[Sr+2] IATRAKWUXMZMIY-UHFFFAOYSA-N 0.000 claims description 8
- 229910001863 barium hydroxide Inorganic materials 0.000 claims description 7
- RQPZNWPYLFFXCP-UHFFFAOYSA-L barium dihydroxide Chemical compound [OH-].[OH-].[Ba+2] RQPZNWPYLFFXCP-UHFFFAOYSA-L 0.000 claims description 6
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 claims description 6
- 229920001131 Pulp (paper) Polymers 0.000 claims description 5
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 4
- 229920001277 pectin Polymers 0.000 claims description 4
- 239000001814 pectin Substances 0.000 claims description 4
- 235000010987 pectin Nutrition 0.000 claims description 4
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 3
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 2
- 239000002699 waste material Substances 0.000 claims description 2
- 239000003637 basic solution Substances 0.000 claims 1
- 239000002244 precipitate Substances 0.000 claims 1
- 238000002791 soaking Methods 0.000 claims 1
- UUCCCPNEFXQJEL-UHFFFAOYSA-L strontium dihydroxide Chemical compound [OH-].[OH-].[Sr+2] UUCCCPNEFXQJEL-UHFFFAOYSA-L 0.000 claims 1
- 229910001866 strontium hydroxide Inorganic materials 0.000 claims 1
- 241000196324 Embryophyta Species 0.000 description 12
- 239000002023 wood Substances 0.000 description 6
- 229920002678 cellulose Polymers 0.000 description 4
- 239000001913 cellulose Substances 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 4
- 239000010902 straw Substances 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 235000013339 cereals Nutrition 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 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 1
- 229920002230 Pectic acid Polymers 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 150000001553 barium compounds Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- JESHZQPNPCJVNG-UHFFFAOYSA-L magnesium;sulfite Chemical compound [Mg+2].[O-]S([O-])=O JESHZQPNPCJVNG-UHFFFAOYSA-L 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 239000011593 sulfur 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
-
- 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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7222139A FR2190121A1 (en) | 1972-06-20 | 1972-06-20 | Paper pulp mfre - from annual plants |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2329199A1 true DE2329199A1 (de) | 1974-01-24 |
Family
ID=9100454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732329199 Pending DE2329199A1 (de) | 1972-06-20 | 1973-06-07 | Verfahren zur herstellung von papiermassen aus einjahrespflanzen |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS4961404A (enrdf_load_stackoverflow) |
| AU (1) | AU5690873A (enrdf_load_stackoverflow) |
| BE (1) | BE800236A (enrdf_load_stackoverflow) |
| BR (1) | BR7304515D0 (enrdf_load_stackoverflow) |
| DE (1) | DE2329199A1 (enrdf_load_stackoverflow) |
| ES (1) | ES415898A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2190121A1 (enrdf_load_stackoverflow) |
| IT (1) | IT989073B (enrdf_load_stackoverflow) |
| NL (1) | NL7308492A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2745466C (en) | 2008-12-08 | 2013-04-09 | Fpinnovations | Increasing alkaline pulping yield for softwood with metal ions |
-
1972
- 1972-06-20 FR FR7222139A patent/FR2190121A1/fr not_active Withdrawn
-
1973
- 1973-05-30 BE BE131680A patent/BE800236A/xx unknown
- 1973-06-07 DE DE19732329199 patent/DE2329199A1/de active Pending
- 1973-06-12 IT IT2523373A patent/IT989073B/it active
- 1973-06-14 ES ES415898A patent/ES415898A1/es not_active Expired
- 1973-06-14 AU AU56908/73A patent/AU5690873A/en not_active Expired
- 1973-06-18 BR BR451573A patent/BR7304515D0/pt unknown
- 1973-06-19 NL NL7308492A patent/NL7308492A/xx unknown
- 1973-06-19 JP JP6909873A patent/JPS4961404A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BE800236A (fr) | 1973-09-17 |
| ES415898A1 (es) | 1976-02-01 |
| BR7304515D0 (pt) | 1974-09-05 |
| FR2190121A1 (en) | 1974-01-25 |
| IT989073B (it) | 1975-05-20 |
| NL7308492A (enrdf_load_stackoverflow) | 1973-12-27 |
| JPS4961404A (enrdf_load_stackoverflow) | 1974-06-14 |
| AU5690873A (en) | 1974-12-19 |
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