DE844249C - Verfahren und Anlage zur Gewinnung von Cellulose - Google Patents
Verfahren und Anlage zur Gewinnung von CelluloseInfo
- Publication number
- DE844249C DE844249C DEP33827A DEP0033827A DE844249C DE 844249 C DE844249 C DE 844249C DE P33827 A DEP33827 A DE P33827A DE P0033827 A DEP0033827 A DE P0033827A DE 844249 C DE844249 C DE 844249C
- Authority
- DE
- Germany
- Prior art keywords
- acid
- plant
- tower
- perforated
- cellulose
- 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.)
- Expired
Links
- 239000001913 cellulose Substances 0.000 title claims description 16
- 229920002678 cellulose Polymers 0.000 title claims description 16
- 238000000034 method Methods 0.000 title claims description 16
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 239000000126 substance Substances 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000002253 acid Substances 0.000 claims description 18
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 15
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 10
- 239000003513 alkali Substances 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 7
- 239000001814 pectin Substances 0.000 claims description 7
- 229920001277 pectin Polymers 0.000 claims description 7
- 235000010987 pectin Nutrition 0.000 claims description 7
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 5
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 5
- 239000002585 base Substances 0.000 claims description 5
- 239000003518 caustics Substances 0.000 claims description 5
- 238000004090 dissolution Methods 0.000 claims description 5
- 235000006408 oxalic acid Nutrition 0.000 claims description 5
- 235000013311 vegetables Nutrition 0.000 claims description 5
- 150000007513 acids Chemical class 0.000 claims description 4
- 150000001447 alkali salts Chemical class 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 150000001323 aldoses Chemical class 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 2
- 238000001556 precipitation Methods 0.000 claims description 2
- 159000000000 sodium salts Chemical class 0.000 claims description 2
- GOIKIOHGMNUNBL-UHFFFAOYSA-N Tetragalacturonic acid Natural products OC1C(O)C(O)OC(C(O)=O)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(O3)C(O)=O)O)C(O2)C(O)=O)O)C(C(O)=O)O1 GOIKIOHGMNUNBL-UHFFFAOYSA-N 0.000 claims 1
- GOIKIOHGMNUNBL-XVJVAFNESA-N alpha-D-GalpA-(1->4)-alpha-D-GalpA-(1->4)-alpha-D-GalpA-(1->4)-alpha-D-GalpA Chemical compound O[C@@H]1[C@@H](O)[C@@H](O)O[C@H](C(O)=O)[C@@H]1O[C@@H]1[C@H](O)[C@@H](O)[C@@H](O[C@@H]2[C@@H]([C@@H](O)[C@@H](O[C@@H]3[C@@H]([C@@H](O)[C@@H](O)[C@H](O3)C(O)=O)O)[C@H](O2)C(O)=O)O)[C@@H](C(O)=O)O1 GOIKIOHGMNUNBL-XVJVAFNESA-N 0.000 claims 1
- 230000003301 hydrolyzing effect Effects 0.000 claims 1
- 238000004898 kneading Methods 0.000 claims 1
- 230000001376 precipitating effect Effects 0.000 claims 1
- 239000002904 solvent Substances 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 24
- 235000011121 sodium hydroxide Nutrition 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 7
- 229910052791 calcium Inorganic materials 0.000 description 7
- 239000011575 calcium Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 5
- 229910052749 magnesium Inorganic materials 0.000 description 5
- 239000011777 magnesium Substances 0.000 description 5
- -1 calcium-magnesium-tetragalacturonates Chemical class 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical class [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- QPJSUIGXIBEQAC-UHFFFAOYSA-N n-(2,4-dichloro-5-propan-2-yloxyphenyl)acetamide Chemical compound CC(C)OC1=CC(NC(C)=O)=C(Cl)C=C1Cl QPJSUIGXIBEQAC-UHFFFAOYSA-N 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 235000005985 organic acids Nutrition 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 238000005063 solubilization Methods 0.000 description 2
- 230000007928 solubilization Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 235000000346 sugar Nutrition 0.000 description 2
- 150000008163 sugars Chemical class 0.000 description 2
- 229920000715 Mucilage Polymers 0.000 description 1
- 229920002230 Pectic acid Polymers 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 150000004676 glycans Chemical class 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 150000002680 magnesium Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 238000010792 warming Methods 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR685368X | 1948-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE844249C true DE844249C (de) | 1952-07-17 |
Family
ID=9024938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEP33827A Expired DE844249C (de) | 1948-02-20 | 1949-02-11 | Verfahren und Anlage zur Gewinnung von Cellulose |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE487286A (enrdf_load_stackoverflow) |
| DE (1) | DE844249C (enrdf_load_stackoverflow) |
| FR (1) | FR963082A (enrdf_load_stackoverflow) |
| GB (1) | GB685368A (enrdf_load_stackoverflow) |
| NL (1) | NL144950C (enrdf_load_stackoverflow) |
-
0
- BE BE487286D patent/BE487286A/xx unknown
- FR FR963082D patent/FR963082A/fr not_active Expired
- NL NL144950D patent/NL144950C/xx active
-
1949
- 1949-02-10 GB GB3669/49A patent/GB685368A/en not_active Expired
- 1949-02-11 DE DEP33827A patent/DE844249C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE487286A (enrdf_load_stackoverflow) | 1900-01-01 |
| NL144950C (enrdf_load_stackoverflow) | 1900-01-01 |
| GB685368A (en) | 1953-01-07 |
| FR963082A (enrdf_load_stackoverflow) | 1950-06-30 |
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