超高分子量聚乙烯稀溶液动力黏度的研究  

Study on the dynamic viscosity of UHMWPE dilute solution

作　　者：张玉梅[1] 王新威[1] 侯秀红[1] 吴向阳[1] 徐静安[1] 

机构地区：[1]上海化工研究院技术开发中心,上海200062

出　　处：《化工新型材料》2011年第9期100-101,112,共3页New Chemical Materials

摘　　要：采用旋转黏度计测定超高分子量聚乙烯(UHMWPE)稀溶液的动力黏度,UHMWPE树脂的浓度、溶解温度、溶剂以及相对分子质量分布对动力黏度具有很大的影响,详细分析了UHMWPE稀溶液的黏度特性,并提供了一种评价UHMWPE分子量分布有效的测试方法。The dynamic viscosities of different ultra-high molecular weight polyethylene（UHMWPE） in dilute solutions were measured by rotary viscometer.UHMWPE concentration,solubility temperature,solvent and resin type took a large influence to dynamic viscosities.The viscosity characters of UHMWPE dilute solutions were analyzed in detail.And a valuble method of estimating the distribution of UHMWPE molecular weight was offered.

关 键 词：超高分子量聚乙烯 旋转黏度计 动力黏度 

分 类 号：O632.12[理学—高分子化学]