Product Description
CMC is an organic compound, a carboxymethyl derivative of cellulose, and the most important ionic cellulose adhesive. CMC is usually an anionic polymer compound produced by the reaction of natural cellulose with caustic soda and monochloroacetic acid, with molecular weights ranging from several thousand to one million. CMC is a white fibrous or granular powder that is odorless, odorless,and hygroscopic. It is easily dispersed in water to form atransparent colloidal solution.
Properties
- Thicken
- Disperse
- Water retention
- Stabilize
- Film forming
- protective colloid
- Bond
- Expansion, anti-corrosion, and acid resistance
Application
- Food
- Building material
- Oilfield drilling
- Ceramic
- Printing and dyeing
Packing
25kg/bag
Storage
Please store bags in cool and dry places. Otherwise, products will tend to be affected by air humidity.
| ITEM | INDEX |
|
Appearance |
White or light yellow powder |
|
Viscosity1%25℃, mPa.s |
5-8000 |
|
Purity |
≥99% |
|
Moisture |
≤10% |
|
PH |
6.5-9.0 |
|
DS |
0.5-1.3 |
|
particle size |
90%min 250μm |
|
Loss ondrying(H2O) |
≤8% |
|
Heavy metal(Pb) |
≤0.0015% |
|
Fe |
≤0.02% |
|
As |
≤0.0005% |
|
Pb |
≤0.0015% |