No. | PARAMETER | GRADE | |||
01 | Standard: GB15592-2008 | PB1156 | PB1302 | PB1702 | |
02 | K - Value | 67 | 70 | 78 | |
03 | Viscidity, ml/g | 100- 120 | 115- 135 | 154- 174 | |
04 | Polymerizing Index | 900- 1150 | 1100- 1350 | 1700- 1950 | |
05 | Volatile component, % ≤ | 0.4 | 0.4 | 0.5 | |
06 | Paste thickening rat (24h)/ ≤ % | 100 | 100 | 100 | |
07 | B-type viscosity /Pa.s | 6.0-10.0 | ≤4.0 | ≤4.0 | |
08 | Sieve residue %, mg/kg | 250um ≤ | 0 | 0 | 0 |
63um ≤ | 0.1 | 0.1 | 1.0 | ||
09 | VCM Residue PPM ≤ | 5 | 5 | 10 | |
10 | Whiteness ( 160C, 10min)/ % ≥ | 80 | 80 | 76 | |
11 | Number of impurity particles ≤ | 12 | 12 | 20 | |
12 | Scraper fineness um ≤ | 100 | 100 | 100 |