Product Introduction
Environment friendly modified starch YC-1 is modified natural polymer filtrate reducer, mainly produced through starch conversion. It is used as filtrate reducer in fresh water mud, 4%?brine mud and saturated brine mud.
The product is powdered?solid, with very strong water solubility. It is compatible with various drilling fluid, with a favorable?compatibility. The recommended dosage is 0.2%～0.5% in fresh water drilling and 1.0%～2.0% in the brine drilling fluid.??
Main Technical Indicators
?
|
Items |
Indicators |
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|
Appearance ? |
White or light yellow powder |
|
|
Moisture,% |
≤12.0 |
|
|
Weight ? of screen residue,% |
--- |
|
|
pH ? value |
8.0±1.0 |
|
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1% aqueous solution colloidal viscosity,mPa?s |
--- |
|
|
40g/L saline |
Viscometer ? 600r/min reading |
≤18.0 |
|
Filter ? loss,mL |
≤10.0 |
|
|
Saturated ? salt water |
Viscometer ? 600r/min reading |
≤20.0 |
|
Filter ? loss, mL |
≤10.0 |
|
The product is packed with three-in-one paper-plastic lamination packaging bag, lined with plastic bag. The net weight of each bag is 25kg±0.2kg. It shall be stored in cool, dry and ventilated places.
The product is non-toxic, causing no harm to the environment and human body. It shall be handled as industrial chemicals using protection tools. Please refer to the International Material Safety Data Sheet (MSDS) for safety attentions.