Design and Preparation of Multifunctional Coatings in Field of Optical Thin Film PET
With the rapid development of optical technology,PET(polyethylene terephthalate)thin film has been widely used in many application fields.This paper mainly focuses on the design and preparation of multifunctional coatings for optical thin films on PET films.Firstly,starting from the basic theory of optical thin films,the optical interference characteristics and response properties of the coating are discussed;then,the main considerations in the design of multifunctional coatings are analyzed;finally,the effect of multifunctional coatings on PET thin films in practical applications is evaluated.