供应天工牌 降粘树脂 PB-1000 天津渤天化工
序号 | 型号 | SG-3 | SG-5 | SG-8 | TH-2500 | TH-400 | PB1000 | THB2500 | ZS-85 |
| 级别 | 优等品|一等品|合格品 |
1 | 粘度ml/g 或K值 | 135-127 (72-71) {1350-1250} | 118-107 (68-66) {1100-1000} | 86-73 (59-55) {750-650} | 182-204 | 72 72 - | 107-118 | 182-204 | 80-85 |
2 | 表现密度≥ | 0.45 0.42 0.40 | 0.45 0.42 0.40 | 0.48 0.45 0.40 | 0.42 0.42 0.40 | 0.48 0.40 - | 0.5 0.5 - | 0.45 | 0.55 0.50 - |
3 | 增塑剂吸收量≥ | 26 25 - | 20 19 - | 14 14 - | 28 25 20 | 10 - - | 18 - - | 18 - - | 16 14 - |
4 | 挥发物≥ | 0.30 0.40 0.50 | 0.40 0.40 0.50 | 0.40 0.40 0.50 | 0.40 0.40 0.50 | 0.5 1.00 - | 0.5 0.5 - | 0.5 - - | 0.40 0.50 - |
5 | 过筛率% | 2.0 2.0 8.0 | 2.0 2.0 8.0 | 2.0 2.0 8.0 | 98.0 98.0 92.0 | 9.80 9.20 - | 13 5.0 - | 5.0 - - | 2.0 8.0 - |
6 | 杂质、粒子数≤ | 16 30 90 | 16 30 90 | 20 40 100 | 30 30 130 | 30 130 - | | | 30 90 - |
7 | 白度%≥ | 74 - - | 74 - - | 74 - - | 90 90 85 | 10 - - | 85 85 - | 74 - - | 78 74 - |
8 | 鱼眼个数≤ | 20 40 - | 20 40 - | 30 50 - | 10 - - | 10 - - | | | 10 - - |
9 | 单体残留量≤ | 8 10 - | 8 10 - | 8 10 - | 10 - - | | 协商 | | 5 10 - |