The invention discloses a fluorescent whitening masterbatch as well as its preparation method and application. The fluorescent whitening masterbatch is composed of fluorescent whitening pigment, carrier resin and fumed silica. The masterbatch can meet the whitening and brightening requirements of photo paper, avoid pigment agglomeration in the plastic coating layer of photo paper, and stably maintain the uniform color tone of coated products.

Area Code: CN

Application Number: CN202111049163.5