Patent ID: 8268441
Filing Date: 2012-09-18
Classification: C09K,G02B,G02F,Y10T

Abstract:
1. A back light assembly comprising: a receiving container; a light source generating light, the light source received in the receiving container; and a light diffusion member provided on the light source and including a light diffusing body, an adhesion preventing layer and a light diffusing layer formed on a light exiting surface of the light diffusing body, the light diffusing body including a polymer mixture having a first polymer having a first glass transition temperature and a second polymer having a second glass transition temperature higher than the first glass transition temperature, the first and second polymers uniformly blended within the polymer mixture, the light diffusing body diffusing an incident light through a light exiting surface of the light diffusing body, the adhesion preventing layer formed on the light exiting surface of the light diffusing body, wherein the light diffusing layer includes a binder resin having beads.