Optionally, the fluoroelastomers may be dual cured by both a polyhydroxy system and an organic peroxide system.
所述含氟弹性体可任选通过多羟基体系和有机过氧化物体系来双重固化。
A selective plugging agent was prepared from polyhydroxy - compound as gelling material and cross -linking agent BF.
用多羟基化合物作成胶剂与交联剂BF配制了选择性堵水剂。
A modified cationic polyhydroxy compound gelling fluid as water shutoff is developed. This type of gel has better selectivity. Its field tests are described and the results are satisfactory.
介绍了一种利用阳离子化改性多羟基化合物进行堵水调剖的方法，具有一定的选择性，在油田应用取得了良好效果。
A modified cationic polyhydroxy compound gelling fluid as water shutoff is developed. This type of gel has better selectivity. Its field tests are described and the results are satisfactory.
介绍了一种利用阳离子化改性多羟基化合物进行堵水调剖的方法，具有一定的选择性，在油田应用取得了良好效果。
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