Filtrate reducer for oil-based drilling fluids .CS-HTAS

Product Features and Applications

CS-HTAS is a kind of polysaccharide graft polymer filtrate reducer. The product has excellent filtration reduction performance, which can effectively inhibit particle expansion, fracture and viscosity decrease. It has excellent acid and alkali resistance, mechanical resistance, shear resistance and gel resistance. Suitable for all kinds of water-based drilling fluid system, easy to use. The product is environmentally friendly and non-toxic.

Product Advantages

  • Temperature resistance to 140℃;

  • Excellent resistance to salt, calcium and magnesium, can resist saturated salt water;

  • The high shear viscosity is low. Keep well clean during the rapid drilling phase;

  • Excellent filtration reduction performance, and adjustable the quality of slurry cake;

  • The multi-chain structure and ultrafine calcium carbonate form the thin slurry cake synergistically;

  • Good compatibility, suitable for all conventional water-based drilling fluids;

  • Environmentally friendly and non-toxic.

Performance

Recommended dosage

  •   The recommended addition is 3～5%, which can be adjusted according to construction requirements and downhole conditions.

Packaging and storage

  • The packing bag shall have at least two layers, the outer layer is three-in-one packing bag, the inner layer is plastic bag, 25kg/ bag;

  • The product is a non-dangerous goods;

  • Store in ventilated, cool and dry place, away from fire, avoid direct sunlight, prevent package damage.