First, the use of products
Pale or grayish yellow powder is uniaxial pressure sealant KD-23. Its main ingredients for natural cellulose, used to prevent the formation and leakage control drilling fluid filtrate loss.

Two, technical requirements
 

Project	Index
Appearance	Light yellow or yellow powder
Density	1.45～1.65
Burning residue，%	≤7.0
Sieve allowance (50 target)，%	≤ 10.0
Baking loss，%	≤10.0
pH value	6～8
Apparent viscosity，mPa·s	6～9
Closed filter loss reduction rate，%	≥70

Three, the use of methods
This product can be directly added to various water-based drilling fluid system, used to block the formation of cracks, to prevent leakage of drilling fluid, while protecting oil and gas reservoirs. Recommended dosage is 3 ~ 5%.

Four, storage and transportation
1 products are stored in a dry and ventilated place, prevent rain, no direct sunlight, away from fire and heat.
2 transport and handling should be handled gently. To prevent damage to the packing, transportation should be covered.

Five, matters needing attention
1 products are flammable, no fireworks, away from the fire source, no smoking. Mechanical equipment and tools for the prohibition of the use of easy to produce sparks.
2 in the use of the process, the staff should wear a dust mask, wear chemical safety glasses, wear anti-static work clothes. Avoid producing dust. Prevent products from entering the eyes or in contact with the skin, once the occurrence of the above situation, with water or saline flush, the situation is serious and timely medical treatment.