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Chemical Name: Cellulose Acetate
CAS NO.: 9004-35-7
Molecular Formula: [C6H7O2(OH)3-m(OOCCH3)m],m=0~3
Application
Used to make acetate cellulose plastic, cellulose acetate filter membrane, etc.
Enteric coating, cellulose acetate filter membrane, etc. used to make medicines
Specification
Cellulose triacetate |
|
Item |
Specification |
Combined acetate value,% |
60.5~61.1 |
Appearance viscosity,sec |
22~42 |
Free acid,% |
≤0.01 |
Moisture,% |
≤2.0 |
Filter value,g/70’ |
≥800 |
Ash,% |
≤0.2 |
Fe,% |
≤0.0008 |
Cellulose Acetate Plastic Grade |
|
Item |
Specification |
ASTM viscosity,sec |
20~40 |
Free acid,% |
≤0.010 |
Moisture,% |
≤3.0 |
Degree of polymerization,g/70’ |
≥175 |
Weight average molecular weight,MW |
≥180000 |
The molecular weight distribution,MW |
≤2.5 |
Packing
25kg/bag
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