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Filtrate Loss Control Additives CMC & PAC
- Jan 11, 2018 -


Product Detail

Product Description

Carboxymethyl Cellulose(CMC)/Polyanionic Cellulose(PAC) is a high-purity, high-efficiency slurrying agent. It is resistant to salt, base and moisture, compatible with sea water and saturated brine. It is a strong thickener, suitable for in-situ preparation with dry powder.
Advantages:
High degree of substitution, good uniformity of substitution.
High transparency, viscosity and water loss can be controlled.
Suitable for fresh water, sea water, saturated brine slurry.
Stabilize soft soil structure; Prevent collapse of wall of a well.
Can improve mud-making volume, reduce filtration loss.
Has excellent performance in drilling of oil.

Property
 
Type
Dial reading at 600rpm, Fann 35 viscometer API-13A
Filtrate Loss ml
Distilled water 4% Salt water Saturated water
CMC-LV 90 max / / 10 max
CMC-HV 30 min 30 min 30 min 10 max
Property
Type
Test procedure 600 rpm, in seawater/KCL Filtrate volume, in seawater/KCL Moisture D.S.
PAC-HV API-13I 50 Min 23 ml max 10 max 0.9 Min
PAC-LV API-13I 40 Max 16 ml max 10 max 0.9 Min