ALUMINIUM DEFICIENT amp;alpha;-SiAlON PHOSPHOR, METHOD OF THE amp;alpha;-SiAlON PHOSPHOR AND LED CHIP PACKAGE USING THE amp;alpha;-SiAlON PHOSPHOR

摘要

-SiAlON -based fluorescent method , prepared by the method -SiAlON -based phosphor and using the same and discloses a LED chip package . -SiAlON -based phosphor production method according to the invention are (a) Ca _0.8-x Re _x Al _ay Si _{12- y} O _1.2 N _14.8 raw materials of (Re is a rare earth element , 0 x 0.2, 2.6 y 3.0, 0.7 a 0.9) after weighing , mixing stage ; And (b) of the mixed raw material was sintered by pressureless sintering (Normal Pressure Sintering) method Ca _0.8-x Re _x Al _ay Si _12-y O _1.2 N _14.8 preparing a phosphor having the structure, characterized in that it comprises a . ;