Heterocyclic compound and electronic apparatus

Patent metadata

Field	Value
Publication number	US-11417857-B2
Application number	US-201916249775-A
Country	US
Kind code	B2
Filing date	Jan 16, 2019
Priority date	Jan 24, 2018
Publication date	Aug 16, 2022
Grant date	Aug 16, 2022

Abstract

Provided are a heterocyclic compound and an electronic apparatus. The electronic apparatus includes: a substrate; an organic light-emitting device on the substrate; and a thin film encapsulation portion sealing the organic light-emitting device, the thin film encapsulation portion including an ultraviolet (UV) stabilizing mixture, and the UV stabilizing mixture including a UV absorbent and a radical scavenger.

First claim

What is claimed is:

1. An electronic apparatus comprising:
a substrate;
an organic light-emitting device on the substrate; and
a thin film encapsulation portion sealing the organic light-emitting device,
wherein the thin film encapsulation portion comprises an ultraviolet (UV) stabilizing mixture,
the thin film encapsulation portion comprises at least one organic film,
the at least one organic film comprises a first organic film,
the first organic film comprises the UV stabilizing mixture and a matrix resin, and
the UV stabilizing mixture comprises a UV absorbent and a radical scavenger,
wherein (i) the thin film encapsulation portion comprises the first organic film, a second organic film, and a first inorganic film, and the first organic film, the first inorganic film, and the second organic film are sequentially stacked from the organic light-emitting device, or (ii) the thin film encapsulation portion comprises a first inorganic film, a second inorganic film and the first organic film, and the first inorganic film, the first organic film, and the second inorganic film are sequentially stacked from the organic light-emitting device,
wherein the radical scavenger does not include bis-(2,2,6,6-tetramethyl-4-piperidyl)sebacate,
wherein an amount of the UV stabilizing mixture is in a range of about 3 parts by weight to about 10 parts by weight based on 100 parts by weight of the first organic film, and
the matrix resin consists of at least one selected from a a vinyl-based resin, an epoxy-based resin, a urethane-based resin, a cellulose resin, a perylene-based resin, and an imide-based resin.

2. The electronic apparatus of claim 1 , wherein:
the UV absorbent comprises at least one UV-absorbing compound selected from a benzophenone-containing compound, a benzoquinone-containing compound, an anthraquinone-containing compound, a xanthone-containing compound, a benzotriazine-containing compound, a benzotriazinone-containing compound, a benzotriazole-containing compound, a benzoate-containing compound, a cyanoacrylate-containing compound, a triazine-containing compound, an oxanilide-containing compound, a salicylate-containing compound, and a pyrene-containing compound, each substituted with a hydroxyl group.

3. The electronic apparatus of claim 2 , wherein:
the UV-absorbing compound is represented by one formula selected from Formulae A1-1 to A1-3:

wherein, in Formulae A1-1 to A1-3,
CY 1 and CY 2 are each independently selected from a benzene group, a naphthalene group, an anthracene group, a pyrene group, and a phenanthrene group,
R 1 and R 2 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 C 1 -C 60 alkyl group, a substituted or unsubstituted C 2 -C 60 alkenyl group, a substituted or unsubstituted C 2 -C 60 alkynyl group, a substituted or unsubstituted C 1 -C 60 alkoxy group, a substituted or unsubstituted C 3 -C 60 cyclo alkoxy group, a substituted or unsubstituted C 3 -C 10 cycloalkyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkyl group, a substituted or unsubstituted C 3 -C 10 cycloalkenyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkenyl group, a substituted or unsubstituted C 6 -C 60 aryl group, a substituted or unsubstituted C 6 -C 60 aryloxy group, a substituted or unsubstituted C 6 -C 60 arylthio group, a substituted or unsubstituted C 1 -C 60 heteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group, Si(Q 1 )(Q 2 )(Q 3 ), —N(Q 1 )(Q 2 ), —B(Q 1 )(Q 2 ), —C(═O)(Q 1 ), —S(═O) 2 (Q 1 ), and —P(═O)(Q 1 )(Q 2 ),
R 1 and R 2 are optionally linked to form a —(Y 1 ) k1 — linking group,
Y 1 is —O—, —S—, or —C(═O)—,
k1 is an integer from 1 to 3,
one of Y 2 and Y 3 is N and the other thereof is a single bond, a double bond, or —C(═O)—,
R 10 , R 20 , R 30 , and R 40 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 C 1 -C 60 alkyl group, a substituted or unsubstituted C 2 -C 60 alkenyl group, a substituted or unsubstituted C 2 -C 60 alkynyl group, a substituted or unsubstituted C 1 -C 60 alkoxy group, a substituted or unsubstituted C 3 -C 60 cyclo alkoxy group, a substituted or unsubstituted C 3 -C 10 cycloalkyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkyl group, a substituted or unsubstituted C 3 -C 10 cycloalkenyl group, a substituted or unsubstituted C 1 -C 10 heterocycloalkenyl group, a substituted or unsubstituted C 6 -C 60 aryl group, a substituted or unsubstituted C 6 -C 60 aryloxy group, a substituted or unsubstituted C 6 -C 60 arylthio group, a substituted or unsubstituted C 1 -C 60 heteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group, Si(Q 1 )(Q 2 )(Q 3 ), —N(Q 1 )(Q 2 ), —B(Q 1 )(Q 2 ), —C(═O)(Q 1 ), —S(═O) 2 (Q 1 ), and —P(═O)(Q 1 )(Q 2 ),
a10 is an integer from 1 to 18,
a20 is an integer from 1 to 4,
a30 is an integer from 1 to 5,
a40 is an integer from 1 to 4,
at least one of R 10 (s) in the number of a10 is a hydroxyl group,
at least one of R 20 (s) in the number of a20 is a hydroxyl group,
at least one of R 30 (s) in the number of a30 is a hydroxyl group,
at least one substituent of the substituted C 1 -C 60 alkyl group, the substituted C 2 -C 60 alkenyl group, the substituted C 2 -C 60 alkynyl group, the substituted C 1 -C 60 alkoxy group, the substituted C 3 -C 60 cyclo alkoxy group, the substituted C 3 -C 10 cycloalkyl group, the substituted C 1 -C 10 heterocycloalkyl group, the substituted C 3 -C 10 cycloalkenyl group, the substituted C 1 -C 10 heterocycloalkenyl group, the substituted C 6 -C 60 aryl group, the substituted C 6 -C 60 aryloxy group, the substituted C 6 -C 60 arylthio group, the substituted C 1 -C 60 heteroaryl group, the substituted monovalent non-aromatic condensed polycyclic group, and the substituted monovalent non-aromatic condensed heteropolycyclic group is selected from:
deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazino group, a hydrazono group, a C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, a C 1 -C 60 alkoxy group, and a C 3 -C 60 cyclo alkoxy group;
a C 1 -C 60 alkyl group, a C 2 -C 60 alkenyl group, a C 2 -C 60 alkynyl group, a C 1 -C 60 alkoxy group, and a C 3 -C 60 cyclo alkoxy group, each substituted with at least one selected from deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazino group, a hydrazono group, a C 3 -C 10 cycloalkyl group, a heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl group, a C 6 -C 60 aryl group, a C 6 -C 60 aryloxy group, a C 6 -C 60 arylthio group, a C 1 -C 60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —Si(Q 11 )(Q 12 )(Q 13 ), —N(Q 11 )(Q 12 ), —B(Q 11 )(Q 12 ), —C(═O)(Q 11 ), —S(═O) 2 (Q 11 ), and —P(═O)(Q 11 )(Q 12 );
a C 3 -C 10 cycloalkyl group, a C 1 -C 10 heterocycloalkyl group, a C 3 -C 10 cycloalkenyl group, a C 1 -C 10 heterocycloalkenyl gro

Assignees

• Samsung Display Co Ltd

Inventors

• Kim Yohan
• Yun Wonmin
• Kim Yisu
• Lee Byoungduk
• Cho Yoonhyeung

Classifications

• H10W42/20

  protecting against electromagnetic or particle radiation, e.g. light, X-rays, gamma-rays or electrons · CPC title

• C07D211/46 Primary

  having a hydrogen atom as the second substituent in position 4 · CPC title

• H10K59/8731

  multilayered coatings having a repetitive structure, e.g. having multiple organic-inorganic bilayers · CPC title

• H10K50/844

  Encapsulations · CPC title

• C07C233/33 Primary

  with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by a carbon atom of a six-membered aromatic ring · CPC title