A kind of complex profile control agent comprising bicomponent polymer was formed from polymer mixture comprising polyacrylamide and polyvinyl alcohol using formaldehyde and borax as the crosslinkers.
以聚丙烯酰胺与聚乙烯醇配成聚合物混合溶液，用甲醛和硼砂作为交联剂，形成一种双组分聚合物复合调剖剂体系。
It is a condensation polymer of phenol and formaldehyde activated with an alkaline catalyst.
它是酚与甲醛在一种碱性催化剂作用下缩聚的聚合物。
The improved urea formaldehyde resin in liquid form is injected into soil. Withe cross polymer solidification happening in the soil, the soil is strengthened .
将改性脲醛树酯以液态的形式掺入土中，使聚合物在土中进行交链固化，从而实现对土体的加固。
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