A polymer is a substance of high molecular weight, well above the size of the compounds considered so far.
聚合物是一种高分子的物质,其大小远远超出迄今所提到的各种化合物。
In the process of laboratory testing, evaluation of filtering factor of ultra high molecular weight polymer has certain limitation according to test of filtering factor of molecular weight polymer.
生产应用表明,在室内检测过程中,按照中分子聚合物过滤因子的测定方法来评价超高分子聚合物过滤因子表现出了一定局限性。
Test criteria formulated for filtering factor of ultra high molecular weight polymer has been widely applied in testing departments of oilfield.
依据改进的检测方法编制的超高分子聚合物过滤因子检测标准已在油田各测试机构广泛使用。
There is an optimum value about the concentration of a high molecular weight polymer.
高分子质量浓度存在一个最佳值。
The role of high molecular weight polymers in reducing droplet size is explained in terms of polymer coil overlap which results in a large increase in the viscosity of the solution.
大分子聚合物减少小尺寸液滴数量的作用,可以解释为聚合物分子链卷曲交迭从而使溶液的黏度大幅度增加。
It introduced the gel chromatography to determine the average molecular weight and molecular weight distribution of high polymer.
介绍了用凝胶色谱法测定高聚物的平均分子量及分子量分布。
A natural or synthetic polymer of high molecular weight (i. e., 5000 or more).
高分子量(即5000以上)的天然或合成聚合物。
The experimental results show that, under the condition of the same total amount of polymer, polymer flooding recovery will increase with the increase of high molecular weight polymer concentration.
实验结果表明,在聚合物总用量相同的情况下,随着高分子量聚合物浓度的增大,聚合物驱采收率增大。
The invention pertains to the technical field of polymer material, in particular relating to a polyethylene material containing high molecular weight component and a preparation method thereof.
本发明属于高分子材料技术领域,具体为一种含有高分子量组分的聚乙烯材料及其制备方法。
The invention has its object to provide a curable composition having improved compatibility of a high-molecular-weight polyether polymer and a vinyl polymer and excellent in mechanical properties.
本发明的课题是提供一种固化性组合物,其中的高分子量的聚醚类聚合物和乙烯基类聚合物的相溶性得到了改善,而且该组合物具有优异的机械物性。
The invention has its object to provide a curable composition having improved compatibility of a high-molecular-weight polyether polymer and a vinyl polymer and excellent in mechanical properties.
本发明的课题是提供一种固化性组合物,其中的高分子量的聚醚类聚合物和乙烯基类聚合物的相溶性得到了改善,而且该组合物具有优异的机械物性。
应用推荐