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Plastics—Polymers/resins in the liquid state or as emulsions or dispersions—Determination of viscosity using a rotational viscometer with defined shear rate
IDT ISO 3219:1993
全国塑料标准化技术委员会聚氯乙烯树脂产品分会(SAC/TC 15/SC 7)
本标准规定了液态、乳液态或悬浮态聚合物和树脂,包括聚合物分散体系,采用具有标准几何结构的旋转黏度计在规定的剪切速率下黏度测定的一般原则。
依据本标准进行的黏度测定是由确定剪切力和剪切速率之间的关系构成的。根据本标准采用不同仪器测定得到的结果是可比的,并且既可以调节测试仪器也可以控制剪切力。
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