The rare earth metal oxide particles comprise LED encapsulant

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The present invention relates to an LED encapsulant including rare-earth metal oxide particles and, more particularly, to an LED encapsulant including a compound represented by Chemical Formula 1 below in a polymer resin. €?€?€?€?€?€?€?€?[Chemical Formula 1]€?€?€?€?€?M a (OH) b (CO 3 ) c O d In Chemical Formula 1, M is Sc, Y, La, Al, Lu, Ga, Zn, V, Zr, Ca, Sr, Ba, Sn, Mn, Bi or Ac, a is 1 or 2, b is 0 to 2, c is 0 to 3, and d is 0 to 3, wherein b, c, and d are not simultaneously zero, and b and c are either simultaneously zero or simultaneously not zero.