The raw material undergo chemical treatment and dilution for the modified tall oil pitch binding material to be obtained. and its dilute solution is used as a core binder for foundry use.
以浮油沥青为原材料，经化工处理、稀释后成为改性浮油粘结剂。可以作为铸造用型、芯砂的粘结剂。
2
The results show that the gel-pitch composite binder works well as the binder of petroleum cokes and helps improve the traditional process of heating pressurization.
结果表明，凝胶一沥青复合粘结剂与石油焦粘结性能好，改变了传统的热压成型工艺。
3
A new type of carbon electrode using colloid-pitch as complex binder was made. It's main physical properties were measured and analyzed.