一种超低表面张力高性能起泡剂的制备方法与性能测试

此高性能起泡剂适用于油气田开发领域,其起泡量高、泡沫稳定性好、高温条件下也能达到理想效果,可以很好地应运用于油气田钻井、洗井、压裂、排水采气等多个环节,包括如下重量百分比的组分,烷基糖苷20%~30%,椰子油脂肪酸丙氨酸钠3%~10%,月桂酰胺丙基氧化胺5%~10%,椰油酰胺丙基氧化胺1.0%~1.5%,十二烷基二甲基氧化胺5%~15%,硅树脂聚醚乳液0.5%~2%和去离子水35%~60%,其中综合最优配方为烷基糖苷25%,椰子油脂肪酸丙氨酸钠10%,月桂酰胺丙基氧化胺10%,椰油酰胺丙基氧化胺1%,十二烷基二甲基氧化胺10%,硅树脂聚醚乳液1%和去离子水43%。

The application study of polycarboxylates water-reducing admixture in passenger dedicated line engineering

Polycarboxylate water-reducing admixture possesses the capability which could meet with the comprehensive performance of high performance concrete used in passenger dedicated line engineering.The problems of polycarboxylates water-reducing admixtures existed in the engineering application of were analyzed.At present the key for polycarboxylates application was to settle the compatibility between the water-reducing admixture and the cement and to keep the quality retention of this admixture.