因此，可以把它作为油井水泥降失水剂的原料。
So it can be the raw material of fluid loss additive for oil well cement.
通过磺化改性，制备了磺化聚苯乙烯（SPS）作为油井水泥降失水剂。
The sulfonated polystyrene (SPS) has been prepared by sulfonation reaction of the polystyrene, which is used as a filtrate reducer for oil well cement slurry.
目前在油井水泥降失水剂领域，合成聚合物降失水剂再度成为研究的热点和重点。
The use of specific synthetic polymers as oil well cement filtrate reducer has recently drawn a wide attention in industry.
研究了用废腈纶经高压釜中水解制备油田钻井泥浆降失水剂的方法，并进行了性能试验。
Methods of preparation of a oil field drilling mud water - loss control additive with waste PAN fiber hydrolyzed at high pressure had been studied and had tested its properties.
实验证明：磺甲基化聚丙烯酰胺的抗盐性和水溶性均得到改善，可用作油井水泥降失水剂。
The experimental results were indicated that salt-tolerance and thermal stability were improved, therefore, it can be used as a water loss control additive in oilwell cement.
本文探讨了油井水泥降失水剂的作用机理，尤其对聚合物降失水剂作用机理作了比较详细的探讨。
This paper discussed the action mechanism of the oil well cementing fluid loss additives, especially the action mechanism of the polymer fluid loss additives in detail.
加入交联剂的PVA17- 88降失水剂的降滤失机理是：在过滤介质与滤饼之间形成一层致密的薄膜，阻止了水泥浆中的水向地层流失。
The filtration mechanism of PVA17-88 crosslinked is that the formation of a fine film between filtrate medium and cake can prevent loss of water in slurry into formation.
加入交联剂的PVA17- 88降失水剂的降滤失机理是：在过滤介质与滤饼之间形成一层致密的薄膜，阻止了水泥浆中的水向地层流失。
The filtration mechanism of PVA17-88 crosslinked is that the formation of a fine film between filtrate medium and cake can prevent loss of water in slurry into formation.
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