DYM2 Fluid Loss control additive for oil well cement

Soluble polymer that consist multiple functional groups has better anti-temperature and anti-salt ability

Characterstics:

l         DYM2 is polymerized by AMPS. Low molecular amide and carboxyl acid.

l         Appearance: Liquiditive powder or particles residue(0.420mm screen)≦7%

l         Temperature range: 30～200℃

l         Salt range: fresh to saturated water

l         Filtration property: <100ml   APIFL

l         Solubility: full soluble

l         Dosage:1-3%(BWOC)

l         Compatibility: good

l         Solubility with cement :any class of cement

l         Stability : free water approach zero

l         Thickening time: thickening curve approach a right-angle

l         Density range: any density of cement slurry

l         Having a little retarding property to the cement slurry

Technical specification

Items	Specification
Appearance	Free flowing powder or particles
Initial consistency ,BC	≦30
Fluid loss , ml/80℃, 6.9MPa, 30min	≦100
Thickening time ml/80℃, 40MPa, 40min	≥60
Compression strength MPa/80℃ 21MPa 24h	≥14

The ingredient of the cement in the table is :Jiahua G class:cement water quality: tap-water W/C:0.44,Dosage of DYM2:1.5%(BWOC)

Package,storing and transportation

 Sacked with three-layer plastics bag,25KG per bag

 Be kept away from moisture and possible damage of the packages in transportation and stored in a cool and dry situation .Storage life is two years