The molecular weight distribution of sulfonated polysulfone, expressed in terms of intrinsic viscosity distribution, has been determined by GPC method.
本文用gpc法测定了磺化聚砜的分子量分布，它是以特性粘数的分布来表示的。
Two-stroke engine has its intrinsic advantages in terms of high specific power, compactness, light weight, low cost, etc.
二冲程汽油机具有升功率大、机械损失小、结构简单、制造成本低以及便于维修等特点。
The aqueous solution properties of poly-dimethyldiallylammonium chloride (PDMDAAC) with different molecular weight(intrinsic viscosity) and narrow distribution were studied in this paper.
本文研究了有系列相对分子质量均聚物PDMDAAC的水溶液性质。
The specific rotation, intrinsic viscosity and molecular weight of this polysaccharide were all presented.
本文还报道了该多糖的比旋度、特性粘度和分子量。
The DS, intrinsic viscosity and weight-average molecular weight of the products were calculated. The products were characterized with IR and NMR spectroscopy.
测定了产物的取代度、特性黏度、 相对分子质量、 吸湿保湿性，并用IR、 NMR进行结构表征。
The result shows that the viscosity, intrinsic viscosity, melting temperature, crystallinity and thermal degradable temperature of PCL are correlated with its molecular weight.
实验结果表明随着分子量的增大pcl的熔点、热降解温度升高、同浓度的PCL溶液的粘度值增大。
The result shows that the viscosity, intrinsic viscosity, melting temperature, crystallinity and thermal degradable temperature of PCL are correlated with its molecular weight.
实验结果表明随着分子量的增大pcl的熔点、热降解温度升高、同浓度的PCL溶液的粘度值增大。
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