Stationary phase is a POLAR material such as silica, cyano, amino, diol, etc.
HILIC的固定相主要是极性物质，比如二氧化硅、氰基、氨基、二醇等。
The compatibility with polar material and bonding performance of SBS is improved by introducing polar group.
在SBS上引入极性基团进行原位改性，可以提高与极性材料的相容性及粘接性能。
Experimental results point out that the said copolymer electret film is a polar material, i. e. there exist both oriented dipoles and deposited space charges in the film after charging.
实验结果说明，拉伸前后的这类共聚物薄膜均是极性材料，即充电极化后的材料内部同时存在取向偶极子和俘获空间电荷。
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