A kind of castingbinder is obtained from soy bean lecithin by chemistry modification.
大豆油脚经化学改性后得到了一种铸造粘结剂。
2
By taking EPS emulsion as main raw material, a new castingbinder of non-coal molding sand was developed. EPS water-borne property by modification is fine, and available for the castingbinder.
研究并开发出一种以eps为主要原料的无煤粉型砂粘结剂,实验表明乳化改性后的EPS水溶液性能优良。
3
Finally, the possibility of WO91 type binder replacing tung oil used in casting industry is discussed.