Patent ID: 9394479
Filing Date: 2016-07-19
CPC Classification: C09B,C09K,H01L,H05B,Y02E,Y10T

Claim Text:
1. A wavelength conversion film comprising: a wavelength conversion layer, wherein the wavelength conversion layer comprises a polymer matrix and at least one photostable chromophore; and an adhesive layer, wherein the adhesive layer comprises a pressure sensitive adhesive, wherein the at least one photostable chromophore is represented by: (a) formula (Ia): wherein: i is an integer in the range of 0 to 100; A D L (b) formula (IV): wherein, i is an integer in the range of 0 to 100; Z and Z D j is 0, 1, or 2, and k is 0, 1, or 2, wherein j and k cannot both be 0; Y L