US 11,667,786 B2
Encapsulating or filling composition for electronic devices and electronic apparatus
Wonmin Yun, Yongin-si (KR); Yohan Kim, Yongin-si (KR); Jongjin Park, Yongin-si (KR); Byoungduk Lee, Yongin-si (KR); Yunah Chung, Yongin-si (KR); Yoonhyeung Cho, Yongin-si (KR); Youngcheol Joo, Yongin-si (KR); and Yongchan Ju, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Mar. 16, 2021, as Appl. No. 17/202,957.
Claims priority of application No. 10-2020-0034044 (KR), filed on Mar. 19, 2020.
Prior Publication US 2021/0292546 A1, Sep. 23, 2021
Int. Cl. H01L 51/52 (2006.01); H01L 51/50 (2006.01); C08L 63/10 (2006.01); C08L 63/00 (2006.01); C08G 59/70 (2006.01); C08G 59/14 (2006.01); C08G 59/44 (2006.01); C08G 59/50 (2006.01); C08G 59/68 (2006.01); C08L 63/04 (2006.01); C08K 5/00 (2006.01)
CPC C08L 63/10 (2013.01) [C08G 59/145 (2013.01); C08G 59/44 (2013.01); C08G 59/5006 (2013.01); C08G 59/5033 (2013.01); C08G 59/68 (2013.01); C08L 63/04 (2013.01); H01L 51/5237 (2013.01); C08K 5/005 (2013.01); C08L 2203/206 (2013.01)] 19 Claims
 
11. An electronic apparatus comprising:
a first substrate;
an electronic device disposed on the first substrate; and
one or more cured materials of an encapsulating or filling composition formed on the electronic device,
wherein the encapsulating or filling composition comprises:
a curable material comprising an epoxy group;
a polymerization initiator; and
a metal catalyst,
wherein the metal catalyst is a metal-salen complex represented by Formula 3:

OG Complex Work Unit Chemistry
wherein, in Formula 3,
M1 is a metal atom,
A1 and A2 are each independently a benzene group, a naphthalene group, a pyridine group, a thiophene group, or a pyrrole group,
R31 to R34 are each independently selected from hydrogen, deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazino group, a hydrazono group, a substituted or unsubstituted C1-C60 alkyl group, a substituted or unsubstituted C2-C60 alkenyl group, a substituted or unsubstituted C2-C60 alkynyl group, a substituted or unsubstituted C1-C60 alkoxy group, a substituted or unsubstituted C3-C60 cycloalkoxy group, a substituted or unsubstituted C3-C10 cycloalkyl group, a substituted or unsubstituted C1-C10 heterocycloalkyl group, a substituted or unsubstituted C3-C10 cycloalkenyl group, a substituted or unsubstituted C1-C10 heterocycloalkenyl group, a substituted or unsubstituted C6-C60 aryl group, a substituted or unsubstituted C6-C60 aryloxy group, a substituted or unsubstituted C6-C60 arylthio group, a substituted or unsubstituted C1-C60 heteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, and a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group,
R31 to R34 are optionally bound to form a substituted or unsubstituted ring,
b31 and b32 are each independently an integer from 0 to 6,
LQ1 is a monovalent ligand, and
m1 is an integer from 0 to 2.
 
17. The electronic apparatus of claim 11, wherein the electronic device is a light-emitting device comprising:
a first electrode;
a second electrode facing the first electrode; and
an interlayer interposed between the first electrode and the second electrode and comprising an emission layer.
 
18. The electronic apparatus of claim 17, wherein the light-emitting device is an organic light-emitting device, and the interlayer of the organic light-emitting device comprises at least one emission unit comprising the emission layer.