[I] Polyanionic Cellulose (PAC)

high degree of substitution, good uniformity of substitution .

Petroleum grade Product features:

1, high degree of substitution, good uniformity of substitution .

2, high transparency, viscosity and water loss can be controlled .

3, suitable for fresh water, sea water, saturated brine slurry .

4, stabilize soft soil structure, prevent collapse of wall of a well .

5, can improve mud-making volum, reduce filteration loss .

6, has excellent performance in drilling of oil .

specification    

 

Requirement	PAC-HV	PAC-LV
Appearance	Free-flowing powder
API  filtrate volume:
At 0.57%(2ppb) of PAC concentration, ml	≤20	≤25
At 0.86%(3ppb) of PAC concentration, ml	≤15	≤15
At 1.14%(4ppb) of PAC concentration, ml	≤10	≤10
YP   volume:
At 0.57%2ppbof PAC concentration	≥2.4Pa (5 lb/100feet2 )	≤0.5Pa (1 lb/100feet2)
At 0.86%3ppbof PAC concentration	≥9.6Pa (20 lb/100feet2)	≤1.0Pa (2 lb/100feet2)
At 1.14%4ppbof PAC concentration	≥19.2Pa (40 lb/100feet2)	≤1.5Pa (3 lb/100feet2)

[I] Polyanionic Cellulose (PAC)