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Release time：2024-07-25 09:30:58 Author：奥泽源
【Certificate number of identification results: (2004) Xinkejianzi 0134】
I. Properties and specificity
Polymer filtration reducing agent for drilling mud-Silvin polymer acrylamide SP-8 is a white solid powder formed by polymerisation of acrylic acid, acrylamide and others, It is suitable for all kinds of drilling mud system, has good compatibility, can significantly reduce the filtration loss of API and HTHP drilling mud, has excellent properties of heat resistance and salt resistance, calcium resistance, low additive dosage, low consumption (0.2%-0.5%), no environmental pollution. As an environmental protection product, it has been tested and evaluated by the main environmental supervision centre of SNPS。
II. Technical indicators
Technical specifications of the product "Polymeric filtration reducing agent for
drilling mud -Silvin polymeric acrylamide SP-8"
| Properties |
Indicators |
||
| Appearance | White or yellow powder | ||
| Moisture，% |
≤10.0 |
||
|
Fineness （residue after sieving on a sieve with one-holes 0.90mm diameter），% |
≤10.0 |
||
| 1% aqueous solution pH | ≥7.0 | ||
|
API water yield reduction rate,% (fresh water base suspension + 0.4% of sample) |
≥50.0 | ||
| Complex salt solution | Room temperature | API water recovery reduction rate,% (complex salt plasma + 2.0 % of sample) |
≥85.0 |
| When rolling 120℃,16h. | API water recovery reduction rate,% (complex salt plasma + 2.0 % of sample) | ≥75.0 | |