- GR-L is made of styrene butadiene latex mainly.
- Good anti gas channeling performance.
- Has good compatibility with various of oil well cements and other additives .
- Has good salt tolerance, can be applied to salt water slurry.
- Can significantly reduce the amount of water reducing agent with reducing water loss property.
- Normal dosage: 3%～10% (BWOS).
- Has good stability, not easy to demulsificate.
- Free fluid is near to zero.
- Cement slurry thickening transition time is short, close to right angle thickening.
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Latex for Oil Well Cementing
Product Description :
The main raw materials of Latex for oil well cement GR-L are styrene butadiene latex, butadiene styrene and styrene as main monomers, which are prepared by emulsion polymerization. The latex for oil well cement GR-L has good chemical stability and mechanical stability, and has good anti gas channeling performance in the process of cement slurry.
Performance Characteristics :
Technical indicators :
| Items | Specification |
| Liquid | |
| Appearance | Milky white |
| Initial consistrency, Bc / 80℃, 46.5MPa, 45min | ≤ 30.0 |
| Sudden change value of consistency | ≤ 10.0 |
| Time of 40Bc ~ 100Bc, min | ≤ 40.0 |
| Fluid loss, ml / 80℃, 6.9MPa, 30min | ≤ 100.0 |
| Compression strength, MPa / 102℃, 21MPa, 24h | ≥ 14.0 |
The ingredient of the cement slurry in the table is: JiaHua G class cement, W/C: 0.36, Water quality: distilled water, GR-L: 5.0% + G310: 4.0% + DF-R: 0.3%.
Packaging, storage and transportation ：
- The liquid be stored in plastic barrel, 200kg per barrel.
- Be kept away from moisture and possible damage of the packages in transportation, be stored in cool and dry situation.
- Storage life time of liquid product is one year.
