K-HPAN (Potassium Hydrolyze Polyacrylonitrile)

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It is brown red or light yellow powder, Aq. solution is basic.
Technical index:
Physiochemical index

Item	Appearance	Purity, %	Moisture, %	Residual alkali, %	K, %	Chlorine ion%	Residue on sieve (10 mesh ), %
Index	auto flow powder orGranule	≥ 85.0	≤ 10.0	≤ 2.5	≥ 12	≤ 3	≤ 5.0

Performance index

Item		Index
		Water drilling fluid	brine drilling fluid
Base paste	Loss on filter, ml	18.0-25.0	55.0-65.0
Base paste	Apparent viscosity, mPaｷs	≤ 8.0	≤ 10.0
After K-HPAN Processed	Percent of Loss on filter, %	≥ 45.0	≥ 60.0
After K-HPAN Processed	Apparent viscosity, mPaｷs	≤ 15.0	≤ 15.0

Uses: It is polyacryionitrile shale inhibitor the temperature can reach 180 ℃ . It can be directly added into drilling fluid or work with treatment agent, dosage is 0.8・% .
Packing & storage: 3-in-one bag, lined with PE bag, net wt 25kg ; kept in cool, dry and ventilating place.

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