US 9,812,665 B2
Display apparatus, and apparatus and method of manufacturing the same
Illsoo Park, Yongin-si (KR); Seulong Kim, Yongin-si (KR); Sunghun Lee, Yongin-si (KR); Jaeyong Lee, Yongin-si (KR); Mugyeom Kim, Yongin-si (KR); and Hyosup Shin, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Aug. 31, 2016, as Appl. No. 15/253,259.
Claims priority of application No. 10-2015-0124228 (KR), filed on Sep. 2, 2015; application No. 10-2016-0005977 (KR), filed on Jan. 18, 2016; and application No. 10-2016-0099067 (KR), filed on Aug. 3, 2016.
Prior Publication US 2017/0062758 A1, Mar. 2, 2017
Int. Cl. H01L 51/54 (2006.01); H01L 51/52 (2006.01); H01L 51/50 (2006.01); H01L 51/56 (2006.01); H01L 51/00 (2006.01)
CPC H01L 51/5237 (2013.01) [H01L 51/001 (2013.01); H01L 51/5036 (2013.01); H01L 51/56 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A display apparatus, comprising:
an emission portion disposed on a substrate, the emission portion comprising an intermediate layer; and
an encapsulation portion sealing the emission portion by overlapping the emission portion,
wherein the intermediate layer comprises at least two organic materials, the organic materials having different phase transition temperatures at a first saturated vapor pressure in a range from 5×10−4 Torr to 3×10−2 Torr, and the difference between the phase transition temperatures less than or equal to 5° C.