The effect of the radiation condition on the gel fraction, crosslinking regulation, and the network molecular weight were studied.
本文研究了辐射条件对硫化硅橡胶的凝胶分数、交联规律和交联网格分子量的影响。
The fraction with smaller molecular weight, molecular weight distribution and lower content of short chain branching could form thinner and more uniform laminar crystals.
较低摩尔质量且支化度小的窄摩尔质量分布级分具有较完善、分布更加均匀的薄片晶结构。
When the PEO molecular weight increased, the gel fraction, the degree of swelling and the hardness of the PEO hydrogel films increased obviously as well.
当PEO分子量增加时，其水凝胶膜的凝胶分数、膨胀度和硬度亦明显增加。
Results Obtained a polysaccharide fraction of molecular weight about 30 000 from LWDH.
结果得到相对分子量3万左右的多糖组分。
Results showed that, the high boiling fraction yield in-creased by 2-3 percentages in weight by adding a small amount of high molecular active additive.
结果证明，加入少量高分子活性添加物可以提高馏分重量收率3个百分点以上。
Results showed that, the high boiling fraction yield in-creased by 2-3 percentages in weight by adding a small amount of high molecular active additive.
结果证明，加入少量高分子活性添加物可以提高馏分重量收率3个百分点以上。
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