瓶用PET基片色相L值波动原因

The causes of hue L value fluctuation of bottle grade PET substrate

PET树脂基础切片色相L值出现波动,通过分析是与聚合生产工艺、原料品质、助剂的配制相关。针对影响产品色相L值的原因,制定相应措施加以控制,可保持切片色相L值的稳定。

The hue L value of PET resin basic chip fluctuates. By analysis,the reasons are related to production technology of polymerization,quality of raw material,the preparation of additive. Considering the causes that influences the product hue L value,the corresponding measures were taken to control and keep the stability of the chip hue L value.