GB685368A - Method and plant for the production of cellulose - Google Patents
Method and plant for the production of celluloseInfo
- Publication number
- GB685368A GB685368A GB3669/49A GB366949A GB685368A GB 685368 A GB685368 A GB 685368A GB 3669/49 A GB3669/49 A GB 3669/49A GB 366949 A GB366949 A GB 366949A GB 685368 A GB685368 A GB 685368A
- Authority
- GB
- United Kingdom
- Prior art keywords
- lye
- vegetable material
- solution
- action
- treating
- 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 abstract 3
- 229920002678 cellulose Polymers 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 20
- 235000011121 sodium hydroxide Nutrition 0.000 abstract 9
- 239000000463 material Substances 0.000 abstract 7
- 239000005418 vegetable material Substances 0.000 abstract 7
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 abstract 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 4
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 abstract 3
- 239000002253 acid Substances 0.000 abstract 3
- 238000010438 heat treatment Methods 0.000 abstract 3
- 238000005406 washing Methods 0.000 abstract 3
- 239000003513 alkali Substances 0.000 abstract 2
- 239000003153 chemical reaction reagent Substances 0.000 abstract 2
- 235000006408 oxalic acid Nutrition 0.000 abstract 2
- 238000005192 partition Methods 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 abstract 2
- 229910000029 sodium carbonate Inorganic materials 0.000 abstract 2
- ZNCPFRVNHGOPAG-UHFFFAOYSA-L sodium oxalate Chemical compound [Na+].[Na+].[O-]C(=O)C([O-])=O ZNCPFRVNHGOPAG-UHFFFAOYSA-L 0.000 abstract 2
- 229940039790 sodium oxalate Drugs 0.000 abstract 2
- 239000010902 straw Substances 0.000 abstract 2
- 239000000126 substance Substances 0.000 abstract 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract 1
- MMFBLQJKUVTGBS-ZCRQAYPXSA-J O=C[C@H](O)[C@@H](O)[C@@H](O)[C@H](O)C(=O)[O-].O=C[C@H](O)[C@@H](O)[C@@H](O)[C@H](O)C(=O)[O-].O=C[C@H](O)[C@@H](O)[C@@H](O)[C@H](O)C(=O)[O-].O=C[C@H](O)[C@@H](O)[C@@H](O)[C@H](O)C(=O)[O-].[Mg+2].[Mg+2] Chemical class O=C[C@H](O)[C@@H](O)[C@@H](O)[C@H](O)C(=O)[O-].O=C[C@H](O)[C@@H](O)[C@@H](O)[C@H](O)C(=O)[O-].O=C[C@H](O)[C@@H](O)[C@@H](O)[C@H](O)C(=O)[O-].O=C[C@H](O)[C@@H](O)[C@@H](O)[C@H](O)C(=O)[O-].[Mg+2].[Mg+2] MMFBLQJKUVTGBS-ZCRQAYPXSA-J 0.000 abstract 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 abstract 1
- 150000007513 acids Chemical class 0.000 abstract 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 abstract 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract 1
- 150000001342 alkaline earth metals Chemical class 0.000 abstract 1
- 229910052791 calcium Inorganic materials 0.000 abstract 1
- 239000011575 calcium Substances 0.000 abstract 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 abstract 1
- 239000013043 chemical agent Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 230000003301 hydrolyzing effect Effects 0.000 abstract 1
- 238000007689 inspection Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 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 abstract 1
- 235000017550 sodium carbonate Nutrition 0.000 abstract 1
- 159000000000 sodium salts Chemical class 0.000 abstract 1
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulphite Substances [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 abstract 1
- 235000010265 sodium sulphite Nutrition 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 abstract 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 |
|---|---|
| GB685368A true GB685368A (en) | 1953-01-07 |
Family
ID=9024938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3669/49A Expired GB685368A (en) | 1948-02-20 | 1949-02-10 | Method and plant for the production of 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 |
| DE844249C (de) | 1952-07-17 |
| NL144950C (enrdf_load_stackoverflow) | 1900-01-01 |
| FR963082A (enrdf_load_stackoverflow) | 1950-06-30 |
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