GB766359A - Improved process for the regeneration of coagulation baths and/or secondary baths containing sulphuric acid and used for spinning viscose - Google Patents
Improved process for the regeneration of coagulation baths and/or secondary baths containing sulphuric acid and used for spinning viscoseInfo
- Publication number
- GB766359A GB766359A GB12999/54A GB1299954A GB766359A GB 766359 A GB766359 A GB 766359A GB 12999/54 A GB12999/54 A GB 12999/54A GB 1299954 A GB1299954 A GB 1299954A GB 766359 A GB766359 A GB 766359A
- Authority
- GB
- United Kingdom
- Prior art keywords
- per cent
- primary salt
- baths
- separated
- sulphuric acid
- 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
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title abstract 4
- 230000015271 coagulation Effects 0.000 title abstract 4
- 238000005345 coagulation Methods 0.000 title abstract 4
- 239000001117 sulphuric acid Substances 0.000 title abstract 4
- 235000011149 sulphuric acid Nutrition 0.000 title abstract 4
- 229920000297 Rayon Polymers 0.000 title abstract 2
- 230000008929 regeneration Effects 0.000 title abstract 2
- 238000011069 regeneration method Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- 238000009987 spinning Methods 0.000 title 1
- 150000003839 salts Chemical class 0.000 abstract 10
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 abstract 4
- 239000007788 liquid Substances 0.000 abstract 4
- 239000011734 sodium Substances 0.000 abstract 3
- WBHQBSYUUJJSRZ-UHFFFAOYSA-M sodium bisulfate Chemical compound [Na+].OS([O-])(=O)=O WBHQBSYUUJJSRZ-UHFFFAOYSA-M 0.000 abstract 2
- 229910052938 sodium sulfate Inorganic materials 0.000 abstract 2
- 235000011152 sodium sulphate Nutrition 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 230000001112 coagulating effect Effects 0.000 abstract 1
- 230000008021 deposition Effects 0.000 abstract 1
- 230000008020 evaporation Effects 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 239000011888 foil Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000012452 mother liquor Substances 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 230000001172 regenerating effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F13/00—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like
- D01F13/02—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like of cellulose, cellulose derivatives or proteins
-
- 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
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Artificial Filaments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL178932A NL77612C (enrdf_load_stackoverflow) | 1953-06-08 | 1953-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB766359A true GB766359A (en) | 1957-01-23 |
Family
ID=33448403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB12999/54A Expired GB766359A (en) | 1953-06-08 | 1954-05-04 | Improved process for the regeneration of coagulation baths and/or secondary baths containing sulphuric acid and used for spinning viscose |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE528504A (enrdf_load_stackoverflow) |
| CH (1) | CH330064A (enrdf_load_stackoverflow) |
| FR (1) | FR1106726A (enrdf_load_stackoverflow) |
| GB (1) | GB766359A (enrdf_load_stackoverflow) |
| NL (1) | NL77612C (enrdf_load_stackoverflow) |
-
1953
- 1953-06-08 NL NL178932A patent/NL77612C/xx active
-
1954
- 1954-04-29 BE BE528504D patent/BE528504A/xx unknown
- 1954-05-03 CH CH330064D patent/CH330064A/de unknown
- 1954-05-04 GB GB12999/54A patent/GB766359A/en not_active Expired
- 1954-05-20 FR FR1106726D patent/FR1106726A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE528504A (enrdf_load_stackoverflow) | 1957-03-15 |
| CH330064A (de) | 1958-05-31 |
| NL77612C (enrdf_load_stackoverflow) | 1955-03-15 |
| FR1106726A (fr) | 1955-12-22 |
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