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Hm-828 is a kind of universal environmental protection plasticizer synthesized from vegetable oil through transesterification, acetylation and epoxidation, which is used as the main plasticizer. Good compatibility with PVC resin, low viscosity, good plasticizing performance, soft feel, products of heat aging quality loss is small, Resistant to precipitation and migration.
| 项目 | 试验方法 | 指标 |
|---|---|---|
| 外观 | 目测 | 浅黄色透明液体 |
| 色度（Pt-Co）≤ | GB/T 1664-1995 | 150 |
| 酸值（以KOH计）（mg//g）≤ | GB/T 1668-2008 | 2 |
| 碘值/％≤ | GB/T 1676-2008 | 5 |
| 环氧值/％≥ | GB/T 1677-2008 | 4.0 |
| 环氧值/％≥ | ASTM D 1652-04 | 4.6 |
| 密度(20℃)/(g/cm3) | GB/T 4472-2011 | 0.9900～1.0500 |
| 闪点/℃ ≥ | GB/T 1671-2008 | 250 |
| 加热减量/%≤ | GB/T1669-2001 | 0.2 |
