粘数是以mL/g表示的聚合物溶液黏度特性参数，通过测定溶剂和溶液在25°C下的流经时间及浓度计算得出。该指标反映聚合物分子链长度或分子量大。Ｓ糜诰厶妓狨サ炔牧闲秃琶托阅鼙晔。
| 标准号 & 类别 | 标准名称 | 发布 |
|---|---|---|
| DIN EN 922:1995 试验 |
塑料管道和保护管道系统 由不含增塑剂的聚氯乙烯 (PVC-U) 制成的管道和配件 制备样品以确定粘度值并计算 K 值 Plastic pipe and protective pipe systems Pipes and fittings made of plasticizer-free polyvinyl chloride (PVC-U) Preparation of samples to determine the viscosity number and calculate the K value
K值 |
1994-01-01 德国标准化学会 |
| HG/T 2234-1991 试验 |
Method for Determination of Viscosity of Polycarbonate Dilute Solution
聚碳酸酯 |
1991-12-27 行业标准-化工 |
| HG/T 2364-1992 试验 |
Determination of Viscosity Number of Polyalkylene Terephthalate Dilute Solution
聚对苯二甲酸乙二醇酯 |
1992-10-07 行业标准-化工 |
| HG/T 2626-1994 试验 |
Determination of the viscosity of dilute solutions of cast methyl methacrylate polymers and copolymers
|
1994-04-13 行业标准-化工 |
| HG/T 2758-1996 试验 |
Determination of Viscosity Number and Viscosity Ratio of Cellulose Acetate Dilute Solution
|
1996-04-15 行业标准-化工 |
| HG/T 3020-1999 规范 |
Polycarbonate(PC) moulding and extrusion materials.Designation system
命名方法 聚碳酸酯 |
1999-04-20 行业标准-化工 |
| HG/T 3604-1999 试验 |
Determination of viscosity number and limiting viscosity number of polyoxymethylene in dilute solution
|
1999-04-20 行业标准-化工 |
| HG/T 3605-1999 试验 |
Determination of viscosity number and limiting viscosity number of chlorinated polyether in dilute solution
|
1999-04-20 行业标准-化工 |
| HG/T 4375-2012 试验 |
Modified material of ultra-high molecular weight polyethylene for pipe lining
超高分子量聚乙烯 |
2012-11-07 行业标准-化工 |
| SS-EN ISO 307:2019 试验 |
Plastics - Polyamides - Determination of viscosity number (ISO 307:2019)
聚酰胺 |
2019-06-04 瑞典标准研究所 |
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