ASTM D4889-2004(2011) 标准详情
- 标准号:ASTM D4889-2004(2011)
- 中文标题:聚氨酯原料的标准试验方法: 天然异氰酸酯或改性异氰酸酯的粘度测定
- 英文标题:Standard Test Methods for Polyurethane Raw Materials: Determination of Viscosity of Crude or Modified Isocyanates
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2004
These test methods can be used for research or for quality control to characterize isocyanates used in polyurethane products. Viscosity measures the resistance of a fluid to uniform continuous flow without turbulence or other forces. Some isocyanat
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