International Journal of Interdisciplinary Research
Table 1 Specification of blowing agent
Chemical blowing agent | Trade name | Chemical composition | Decomposition temp. (°C) | Gas volume (ml/g) |
|---|---|---|---|---|
|  | OBSH | 4,4′-Oxybis (benzenesulfonyl hydrazide) | 158–163 | 130 |
Encapsulated blowing agent | Trade name | Shell composition | Tstart (°C) | Tmax. (°C) |
|---|---|---|---|---|
|  | MSH-550 | Acrylonitrile copolymer | 120–135 | 175–185 |