Patent ID: 9146338
Filing Date: 2015-09-29
Classification: C09K,G02B,G02F

Abstract:
1. A reflection plate for a backlight unit of a liquid crystal display device, characterized in that the reflection plate is made of a thermoplastic thermal conductive resin composition, wherein the thermoplastic thermal conductive resin composition has a thermal conductivity of at least 0.35 W/mK at room temperature and consists of: 60 to 70 wt % of a thermoplastic resin; 5 to 25 wt % of boron nitride; and 15 to 25 wt % of TiO2; wherein the reflection plate has a total reflectivity of light measured with a wavelength of 550nm of at least 92%, and wherein the reflection plate has a heat deflection temperature in the range of 120 to 130° C. measured by ASTM D648.