low-modulus resin 低弹模树脂
It shows that after adding 20% low profile additive to the UP resin, the shrinkage rate of cured resin is 2.1%, the retention rate of bending strength is 88% and no change in flexural modulus.
结果表明,在不饱和聚酯树脂中加入2 0 %的该类低收缩添加剂,树脂的固化收缩率为2 1% , 弯曲强度保有率为88% ,弯由模量没有明显变化;
Provided is a method for producing a polyurethane resin solution having a low tensile elasticity and a low elastic modulus and excellent elastic recovery under low temperatures.
本发明提供拉伸弹性模量低、低温下的弹性模量低、弹性回复性良好的聚氨酯树脂溶液的制造方法。
应用推荐