A raw rubber for millable polyether polyurethane elastomer was prepared.
研制了一种新型的聚醚型聚氨酯生胶。
The main types are cast polyurethane elastomer, millable polyurethane elastomer and thermoplastic polyurethane elastomer.
主要的类型有浇注型聚氨酯弹性体、混炼型聚氨酯弹性体和热塑性聚氨酯弹性体。
Path coefficient analysis indicated that the positive direct effect of millable stalks on cane yield was bigger than those of plant height and stalk diameter.
