Details:
Properties
1. Appearance: white or off-white powder, odorless and tasteless.
2. Particle size: the sieve rate of 40 meshes is ≥ 99%.
3. Softening temperature: 135-140°C.
4. Packing density: 0.35-0.61g/ml.
5. Decomposition temperature: 205-210°C.
6. It is dissolved both in cold and hot water, but generally insoluble in most organic solvents.
7. It is without precipitation when hot or boiling, but with a wide range of solubility and viscosity, that is, non-thermal gelation.
Specifications
Item
|
Index
|
Molar degree of substitution(MS)
|
1.8-2.0
|
Moisture content(%)
|
≤10
|
Water-insoluble matter(%)
|
≤0.5
|
pH value
|
6.0-8.5
|
Ash content(%)
|
≤5
|
Viscosity(mPa·s) 2%
20°C water solution
|
4000-60000
|
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