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1)  swelling clay
溶胀粘土
1.
Based on determinations of swelling clays from German and domestic "Jianping" clays,bentonites suitable for preparing high performance swelling clays were screened out from bentonites occured in different areas.
本文通过对德国溶胀粘土以及国内建平商品土性能测定,针对国内不同产地的膨润土,筛选适宜制备高性能溶胀粘土的膨润土样品;并通过提纯、改型和复配试验,研制出性能基本符合德国产品的溶胀粘土
2)  clay swelling
粘土膨胀
1.
The static capability of restraining clay swelling by NMPM was evaluated by the clay swelling measurement under high temperature and high pressure and the dynamic capability of restraining clay swelling by NMPM was studied by core flow tests.
说明在水驱油的过程中纳米聚硅材料可以在一定程度上抑制粘土膨胀。
3)  expanded clay
膨胀粘土
4)  clay dissolution
粘土溶蚀
5)  clay anti-swelling
粘土防膨胀
6)  clay swell rate
粘土膨胀率
1.
It is shown in laboratory that the core recovery rate is greater than 95% and the clay swell rate is smaller than 3%.
结果表明 ,岩屑回收率大于 95% ,粘土膨胀率小于 3% 。
补充资料:抗溶胀性
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性质:固体浸渍于液体或暴露于蒸气中尺寸不变化的能力。当固体高聚物浸渍于溶剂,溶剂分子会渗入高聚物内部。随后,线型高聚物分子会均匀分散在溶剂中,逐渐形成完全溶解的分子分散的均相体系。对于交联的高聚物,因有交联的化学键束缚,不能再进一步使交联的分子拆散。交联度大的高聚物溶胀度小,交联度小的高聚物溶胀度大。也可以用物理的方法,比如在木材表面涂漆来阻止水分的进入材质,从而也就提高了这一构件的抗溶胀性。

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