The product is a taupe powder, easily soluble in water, with its aqueous solution being alkaline. It is a product of polyacrylonitrile hydrolyzed with sodium hydroxide, used as a fluid loss additive in water-based drilling fluids, also providing some viscosity reduction. In freshwater drilling fluids, it can withstand temperatures up to 250°C with stable performance.

Application Range:

This product can be directly added to various water-based drilling fluid systems, often used in combination with polyacrylate series treatment agents. The general dosage is 0.5-1.5%. 

Packaging and Storage:

The product is packaged in plastic woven bags or paper-plastic composite bags (lined with polyethylene film bags), with a net weight of 25 kg per bag. Store in a cool, dry, and well-ventilated area to prevent breakage and leakage. It must not be transported or stored with toxic or corrosive materials (shelf life: three years).