测定了胶原蛋白改性聚乳酸的水接触角和吸水率,结果表明胶原蛋白改性聚乳酸的亲水性明显高于聚乳酸。
The measurement of water contact angle and water absorption ratio of collagen-modified PLLA indicated that the hydrophilicity of collagen-modified PLLA was better than that of PLLA.
玻璃锡面水接触角在酸腐蚀过程中一直大于空气面,这是由于锡面含有的锡离子极化率大,有降低表面能的作用导致的。
The contact angle on the tin side is always larger than that on the air side which is caused by the tin ions on the tin side.
研究表明:整理的棉织物显示超疏水性,与水的接触角最高达151。
The experimental results indicated that the finished cotton showed super-hydrophobicity, the water contact angle of the cotton fabrics reached 151.
用扫描电子显微镜和视频变焦显微镜观察了改性烟用聚丙烯纤维的形态结构,用纤维表面动态张力仪测定了其对水的接触角。
The morphological structure was observed by scanning electron microscope and video-zoom microscope, and the contact angle to water was determined by dynamic tension meter.
动态接触角分析说明了CL接触水相时构象的变化。
The change of CL conformation in water was analyzed with dynamic contact Angle measurement.
包覆后,各类复合粉体与水的接触角都比未处理石墨低,而且随着包覆率增大,接触角有进一步降低的趋势。
Compared with uncoated graphite, contact Angle with water of all of the composite particles are much smaller and decreased gradually with the increase of the coating amount.
结果表明,通过电子束辐照可在HDPE分子链上引入含氧极性基团,使HDPE的表面自由能增大,极性增强,与水的接触角减小。
The experimental results show that polar groups (mainly carbonyl group) are introduced into the molecular chains of HDPE during electron beam irradiation, the polarity of HDPE is thus increased.
结果表明:改性的超微二氧化钛与水的接触角增大,在有机介质中分散性提高。
The result shows that the contact angle is increased with water remarkably, improving its dispersibility in organic medium.
利用甲醇等离子体对硅橡胶进行表面亲水改性,并利用光电子能谱和接触角测量研究了表面亲水改性效果和表面动力学性质。
In this paper, surface modification of silicone rubber by methanol plasma was studied by the aid of XPS and contact Angle technique.
以水为滴液时,各种砂磨处理藤皮的接触角比未处理藤皮的接触角小。
Using water as the experimental material, the contact Angle of the sanded rattan bark is smaller than the control.
以水为滴液时,各种砂磨处理藤皮的接触角比未处理藤皮的接触角小。
Using water as the experimental material, the contact Angle of the sanded rattan bark is smaller than the control.
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