GB360873A - Improved process for drying cellulose by means of liquid sulphurous acid - Google Patents
Improved process for drying cellulose by means of liquid sulphurous acidInfo
- Publication number
- GB360873A GB360873A GB13872/30A GB1387230A GB360873A GB 360873 A GB360873 A GB 360873A GB 13872/30 A GB13872/30 A GB 13872/30A GB 1387230 A GB1387230 A GB 1387230A GB 360873 A GB360873 A GB 360873A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sulphurous acid
- improved process
- cellulose
- drying cellulose
- liquid sulphurous
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Abstract
Cellulose is dried by rinsing with liquid sulphurous acid, the latter being subsequently removed by lowering the pressure. The dried cellulose is particularly suitable for acetylation and conversion to viscose.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE360873X | 1929-05-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB360873A true GB360873A (en) | 1931-11-11 |
Family
ID=6296462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB13872/30A Expired GB360873A (en) | 1929-05-31 | 1930-05-06 | Improved process for drying cellulose by means of liquid sulphurous acid |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB360873A (en) |
-
1930
- 1930-05-06 GB GB13872/30A patent/GB360873A/en not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB360873A (en) | Improved process for drying cellulose by means of liquid sulphurous acid | |
FR586796A (en) | Solution for bleaching, and process for its manufacture | |
FR657770A (en) | Cellulose production process | |
FR703637A (en) | Process for preparing viscose solutions | |
FR698947A (en) | Process for the preparation of aqueous alcoholic solutions of cholesterin | |
CA306862A (en) | Process of drying cellulose with liquid sulphurous acid | |
FR653285A (en) | Cellulose production process | |
FR845487A (en) | Process to improve regenerated cellulose | |
GB298609A (en) | ||
GB163016A (en) | Improvements in and relating to the production of cellulose ethers | |
GB167199A (en) | Improvements in processes for the treatment of viscose | |
FR689245A (en) | Cellulose cooking process | |
FR580544A (en) | Dyeing process | |
FR685177A (en) | Process for preparing cellulose solutions | |
GB217003A (en) | Improvements in the production of artificial filaments | |
CA295343A (en) | Process of dyeing cellulose derivatives | |
GB233342A (en) | Process for spinning threads from acidyl celluloses | |
AT108104B (en) | Process for the production of cellulose solutions. | |
FR609746A (en) | Process for the production of dry disazo preparations | |
FR569320A (en) | Starch and starch saccharification process | |
CA308394A (en) | Process of extracting formic acid from lye resulting from the purification of vegetable cellulose | |
CA278540A (en) | Process for the production of high alpha cellulose fibre | |
CA278541A (en) | Process for the production of high alpha cellulose fibre | |
FR663169A (en) | Process for preparing cupro-ammoniacal cellulose solutions intended for the threading of artificial silk | |
GB573148A (en) | Improvements in or relating to the production of alginic yarns |