Suny Sy-4031 Defoamer Antifoam for Paper Pulping
Product Description
SUNY SY-4031 is a kind of polyether-based defoamer, made mainly from polyether modified polysiloxane.It it designed to control the foams in the paper pulping process. It is fast to eliminate the foams caused by surfacants and lignin, and performs well in eliminating the foams, and in preventing them.
Key Features and Benefits
- Quickly to eliminate and suppress foams for long time;
- High-temperature resistance, strong-alkali resistance
- Reduce the loss caused by foam slurry
- Low organic silicon content
Physical properties
| Appearance |
White emulsion |
| Density(g/cm3,25ºC) |
1.000±0.100 |
| viscosity(mPa·s,25ºC) |
500~2000 |
| PH value(25ºC) |
7.0±1.0 |
| stability |
Underlayer sediment volume≤1cm3
(centrifuge,3000rad/min,15min) |
| Emulsion type |
Nonionic |
How to use
Directly, or after proper dilution. this defoamer should be added to black liquor storage and centrifugal serene which is the site of foam . The normal dosage is 200-800gram/ton pulp. For the other fields, the actual amount should be determined according to the tests result.
Package and Storage
In case freeze took place during transportation and storage, the defoamer should be unfreezed naturally, and stirred evenly before use.
Use 200kgs, 1000kgs packages, or negotiated packages. Sealed and stock under room temperature, away from light. Avoid the defoamer exposed to extremely cold or hot environment.
Shelf life: One year.
Use for Safety
Avoid contact with eyes and respiratory system. Once happen, please wash with lots of clear water, to see a doctor is necessary if the situation is serious.
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