The films of bisphenol A dicinnamic ester spin coated on plastic substrates occurs crosslinking reaction after exposed to linearly polarized ultraviolet light.

• 肉桂酸双酚A双酯旋涂于塑料基板,在线偏振紫外光作用下,发生光交联反应,诱导液晶定向排列,整个取向过程不需要对基板进行热处理。