BE355452A - - Google Patents
Info
- Publication number
- BE355452A BE355452A BE355452DA BE355452A BE 355452 A BE355452 A BE 355452A BE 355452D A BE355452D A BE 355452DA BE 355452 A BE355452 A BE 355452A
- Authority
- BE
- Belgium
- Prior art keywords
- cellulose
- acetic acid
- acetic anhydride
- sulfuric acid
- parts
- Prior art date
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 24
- WFDIJRYMOXRFFG-UHFFFAOYSA-N acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims description 21
- QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 15
- 229960000583 Acetic Acid Drugs 0.000 claims description 11
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 10
- 229920002678 cellulose Polymers 0.000 claims description 10
- 239000001913 cellulose Substances 0.000 claims description 10
- 229920002301 Cellulose acetate Polymers 0.000 claims description 9
- 239000012362 glacial acetic acid Substances 0.000 claims description 9
- YBBRCQOCSYXUOC-UHFFFAOYSA-N Sulfuryl chloride Chemical compound ClS(Cl)(=O)=O YBBRCQOCSYXUOC-UHFFFAOYSA-N 0.000 claims description 7
- 238000006640 acetylation reaction Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 229920001131 Pulp (paper) Polymers 0.000 claims description 2
- 238000006460 hydrolysis reaction Methods 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 239000011780 sodium chloride Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 229920000742 Cotton Polymers 0.000 description 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L Zinc chloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 150000001805 chlorine compounds Chemical class 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 239000011592 zinc chloride Substances 0.000 description 2
- 235000005074 zinc chloride Nutrition 0.000 description 2
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 1
- 230000005591 charge neutralization Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000001264 neutralization Effects 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002699 waste material Substances 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
- C08B3/00—Preparation of cellulose esters of organic acids
- C08B3/06—Cellulose acetate, e.g. mono-acetate, di-acetate or tri-acetate
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)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Paper (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE355452A true BE355452A (ja) |
Family
ID=29697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE355452D BE355452A (ja) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE355452A (ja) |
-
0
- BE BE355452D patent/BE355452A/fr unknown
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