BE331463A - - Google Patents
Info
- Publication number
- BE331463A BE331463A BE331463DA BE331463A BE 331463 A BE331463 A BE 331463A BE 331463D A BE331463D A BE 331463DA BE 331463 A BE331463 A BE 331463A
- Authority
- BE
- Belgium
- Prior art keywords
- cellulose
- acid
- sulfuric acid
- freed
- mixed
- Prior art date
Links
- 229920002678 cellulose Polymers 0.000 claims description 17
- 239000001913 cellulose Substances 0.000 claims description 17
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 2
- 230000002441 reversible effect Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 239000011230 binding agent Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005406 washing Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 235000011837 pasties Nutrition 0.000 description 2
- 150000008043 acidic salts Chemical class 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Paper (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE331463A true BE331463A (OSRAM) |
Family
ID=10544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE331463D BE331463A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE331463A (OSRAM) |
-
0
- BE BE331463D patent/BE331463A/fr unknown
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