JP2016199538A - 有機エレクトロルミネセンス材料及びデバイス - Google Patents
有機エレクトロルミネセンス材料及びデバイス Download PDFInfo
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Abstract
Description
本願は、その開示内容の全体を参照によって援用する、2015年4月6日出願の米国特許仮出願第62/143,370、2015年10月23日出願の米国特許仮出願第62/245,578、2015年11月12日出願の米国特許仮出願第62/254,299、及び2016年1月4日出願の米国特許仮出願第62/274,520に対する優先権を主張するものである。
特許請求されている発明は、大学・企業の共同研究契約の下記の当事者:University of Michigan、Princeton University、University of Southern California、及びUniversal Display Corporationの理事らの1又は複数によって、その利益になるように、且つ/又は関連して為されたものである。該契約は、特許請求されている発明が為された日付以前に発効したものであり、特許請求されている発明は、該契約の範囲内で行われる活動の結果として為されたものである。
Ar1、Ar2、Ar3、Ar4、Ar5、及びAr6は、それぞれ独立して、水素、重水素、ハロゲン、アルキル、アリール、ヘテロアリール、シクロアルキル、シリル、及びこれらの組合せで更に置換されていてもよく;
R1、R2、R3、R4、R5、R6、R7、R8、及びR9は、それぞれ独立して、モノ置換から可能な最も多い数の置換、又は無置換を表し;
R1、R2、R3、R4、R5、R6、R7、R8、及びR9は、それぞれ独立して、水素、重水素、ハロゲン、アルキル、シクロアルキル、シリル、ベンゼン、ビフェニル、ターフェニル、トリフェニレン、フルオレン、ベンゾフラン、ベンゾチオフェン、ベンゾセレノフェン、ジベンゾフラン、ジベンゾチオフェン、ジベンゾセレノフェン、カルバゾール、及びこれらの組合せからなる群から選択され;
L1、L2、L3、L4、L5、及びL6は、それぞれ独立して、直接的な結合、アルキル、ベンゼン、ビフェニル、ターフェニル、及びこれらの組合せからなる群から選択され;
Ar1及びAr2の少なくとも1つは、9,9−二置換フルオレンであり、Ar3及びAr4の少なくとも1つは、9,9−二置換フルオレンであり、Ar5及びAr6の少なくとも1つは、9,9−二置換フルオレンである。
発明化合物
Ar1、Ar2、Ar3、Ar4、Ar5、及びAr6は、それぞれ独立して、水素、重水素、ハロゲン、アルキル、アリール、ヘテロアリール、シクロアルキル、シリル、及びこれらの組合せで更に置換されていてもよく;
R1、R2、R3、R4、R5、R6、R7、R8、及びR9は、それぞれ独立して、モノ置換から可能な最も多い数の置換、又は無置換を表し;
R1、R2、R3、R4、R5、R6、R7、R8、及びR9は、それぞれ独立して、水素、重水素、ハロゲン、アルキル、シクロアルキル、シリル、ベンゼン、ビフェニル、ターフェニル、トリフェニレン、フルオレン、ベンゾフラン、ベンゾチオフェン、ベンゾセレノフェン、ジベンゾフラン、ジベンゾチオフェン、ジベンゾセレノフェン、カルバゾール、及びこれらの組合せからなる群から選択され;
L1、L2、L3、L4、L5、及びL6は、それぞれ独立して、直接的な結合、アルキル、ベンゼン、ビフェニル、ターフェニル、及びこれらの組合せからなる群から選択され;
Ar1及びAr2の少なくとも1つは、9,9−二置換フルオレンであり、Ar3及びAr4の少なくとも1つは、9,9−二置換フルオレンであり、Ar5及びAr6の少なくとも1つは、9,9−二置換フルオレンである。
RA及びRBは、結合して環を形成してもよい。
Xは、BR’、NR’、PR’、O、S、Se、C=O、S=O、SO2、CR’R’’、SiR’R’’、及びGeR’R’’からなる群から選択され;
R’及びR’’は、縮合又は結合して環を形成してもよく;
Ra、Rb、Rc、及びRdは、それぞれ、モノ置換から可能な最も多い数の置換、又は無置換を表すことができ;
R’、R’’、Ra、Rb、Rc、及びRdは、それぞれ独立して、水素、重水素、ハライド、アルキル、シクロアルキル、ヘテロアルキル、アリールアルキル、アルコキシ、アリールオキシ、アミノ、シリル、アルケニル、シクロアルケニル、ヘテロアルケニル、アルキニル、アリール、ヘテロアリール、アシル、カルボニル、カルボン酸、エステル、ニトリル、イソニトリル、スルファニル、スルフィニル、スルフォニル、ホスフィノ、及びこれらの組合せからなる群から選択され;
Ra、Rb、Rc、及びRdの任意の2つの隣接する置換基は、縮合又は結合して環を形成する、又は多座配位子を形成してもよい。
可能な発光ドーパント追加の情報は、下記に提供される。
他の材料との組合せ
電荷輸送層は、伝導性ドーパントでドープされ、電荷キャリアの密度を大きく変え、それによりその伝導性を変えることとなる。伝導性は、マトリックス材料中の電荷キャリアを生成することで、又はドーパントのタイプに応じて増加され、半導体のフェルミ準位における変化も達成することができる。正孔輸送層は、p型伝導性ドーパントでドープされることができ、n型伝導性ドーパントは、電子輸送層中に用いられる。本明細書において開示される材料と組み合わせて、OLED中に用いられることができる伝導性ドーパントの非制限的な例は、これらの材料を開示する文献と共に下記に例示される。
式中、kは1から20までの整数であり;X101からX108はC(CHを含む)又はNであり;Z101はNAr1、O、又はSであり;Ar1は、上記で定義したものと同じ基を有する。
CN102702075、DE102012005215、EP01624500、EP01698613、EP01806334、EP01930964、EP01972613、EP01997799、EP02011790、EP02055700、EP02055701、EP1725079、EP2085382、EP2660300、EP650955、JP07−073529、JP2005112765、JP2007091719、JP2008021687、JP2014−009196、KR20110088898、KR20130077473、TW201139402、US06517957、US20020158242、US20030162053、US20050123751、US20060182993、US20060240279、US20070145888、US20070181874、US20070278938、US20080014464、US20080091025、US20080106190、US20080124572、US20080145707、US20080220265、US20080233434、US20080303417、US2008107919、US20090115320、US20090167161、US2009066235、US2011007385、US20110163302、US2011240968、US2011278551、US2012205642、US2013241401、US20140117329、US2014183517、US5061569、US5639914、WO05075451、WO07125714、WO08023550、WO08023759、WO2009145016、WO2010061824、WO2011075644、WO2012177006、WO2013018530、WO2013039073、WO2013087142、WO2013118812、WO2013120577、WO2013157367、WO2013175747、WO2014002873、WO2014015935、WO2014015937、WO2014030872、WO2014030921、WO2014034791、WO2014104514、WO2014157018
ホスト:
Z101及びZ102はNR101、O、又はSである。
本明細書において開示される材料と組み合わせて、OLED中に用いられることができるホスト材料の非制限的な例は、これらの材料を開示する文献と共に下記に例示される。
CN103694277、CN1696137、EB01238981、EP01239526、EP01961743、EP1239526、EP1244155、EP1642951、EP1647554、EP1841834、EP1841834B、EP2062907、EP2730583、JP2012074444、JP2013110263、JP4478555、KR1020090133652、KR20120032054、KR20130043460、TW201332980、US06699599、US06916554、US20010019782、US20020034656、US20030068526、US20030072964、US20030138657、US20050123788、US20050244673、US2005123791、US2005260449、US20060008670、US20060065890、US20060127696、US20060134459、US20060134462、US20060202194、US20060251923、US20070034863、US20070087321、US20070103060、US20070111026、US20070190359、US20070231600、US2007034863、US2007104979、US2007104980、US2007138437、US2007224450、US2007278936、US20080020237、US20080233410、US20080261076、US20080297033、US200805851、US2008161567、US2008210930、US20090039776、US20090108737、US20090115322、US20090179555、US2009085476、US2009104472、US20100090591、US20100148663、US20100244004、US20100295032、US2010102716、US2010105902、US2010244004、US2010270916、US20110057559、US20110108822、US20110204333、US2011215710、US2011227049、US2011285275、US2012292601、US20130146848、US2013033172、US2013165653、US2013181190、US2013334521、US20140246656、US2014103305、US6303238、US6413656、US6653654、US6670645、US6687266、US6835469、US6921915、US7279704、US7332232、US7378162、US7534505、US7675228、US7728137、US7740957、US7759489、US7951947、US8067099、US8592586、US8871361、WO06081973、WO06121811、WO07018067、WO07108362、WO07115970、WO07115981、WO08035571、WO2002015645、WO2003040257、WO2005019373、WO2006056418、WO2008054584、WO2008078800、WO2008096609、WO2008101842、WO2009000673、WO2009050281、WO2009100991、WO2010028151、WO2010054731、WO2010086089、WO2010118029、WO2011044988、WO2011051404、WO2011107491、WO2012020327、WO2012163471、WO2013094620、WO2013107487、WO2013174471、WO2014007565、WO2014008982、WO2014023377、WO2014024131、WO2014031977、WO2014038456、WO2014112450
ETL:
110 基板
115 アノード
120 正孔注入層
125 正孔輸送層
130 電子ブロッキング層
135 発光層
140 正孔ブロッキング層
145 電子輸送層
150 電子注入層
155 保護層
160 カソード
162 第一の導電層
164 第二の導電層
170 バリア層
200 反転させたOLED、デバイス
210 基板
215 カソード
220 発光層
225 正孔輸送層
230 アノード
Claims (5)
- 下記からなる群から選択される式で表される化合物。
(式中、Ar1、Ar2、Ar3、Ar4、Ar5、及びAr6は、それぞれ独立して、ベンゼン、ビフェニル、ターフェニル、トリフェニレン、フルオレン、ベンゾフラン、ベンゾチオフェン、ベンゾセレノフェン、ジベンゾフラン、ジベンゾチオフェン、ジベンゾセレノフェン、及びこれらの組合せからなる群から選択され;
Ar1、Ar2、Ar3、Ar4、Ar5、及びAr6は、それぞれ独立して、水素、重水素、ハロゲン、アルキル、アリール、ヘテロアリール、シクロアルキル、シリル、及びこれらの組合せで更に置換されていてもよく;
R1、R2、R3、R4、R5、R6、R7、R8、及びR9は、それぞれ独立して、モノ置換から可能な最も多い数の置換、又は無置換を表し;
R1、R2、R3、R4、R5、R6、R7、R8、及びR9は、それぞれ独立して、水素、重水素、ハロゲン、アルキル、シクロアルキル、シリル、ベンゼン、ビフェニル、ターフェニル、トリフェニレン、フルオレン、ベンゾフラン、ベンゾチオフェン、ベンゾセレノフェン、ジベンゾフラン、ジベンゾチオフェン、ジベンゾセレノフェン、カルバゾール、及びこれらの組合せからなる群から選択され;
L1、L2、L3、L4、L5、及びL6は、それぞれ独立して、直接的な結合、アルキル、ベンゼン、ビフェニル、ターフェニル、及びこれらの組合せからなる群から選択され;
Ar1及びAr2の少なくとも1つは、9,9−二置換フルオレンであり、Ar3及びAr4の少なくとも1つは、9,9−二置換フルオレンであり、Ar5及びAr6の少なくとも1つは、9,9−二置換フルオレンである。) - 前記化合物が、下記からなる群から選択される請求項1に記載の化合物。
(RA及びRBは、それぞれ独立して、水素、重水素、アルキル、シクロアルキル、ベンゼン、ビフェニル、及びこれらの組合せからなる群から選択され;
RA及びRBは、結合して環を形成してもよい。) - 下記からなる群から選択される請求項1に記載の化合物。
- アノードと;
カソードと;
前記アノードと前記カソードとの間に配置された有機層であって、下記からなる群から選択される式で表される化合物を含む有機層とを含むことを特徴とする有機発光デバイス(OLED)。
(式中、Ar1、Ar2、Ar3、Ar4、Ar5、及びAr6は、それぞれ独立して、ベンゼン、ビフェニル、ターフェニル、トリフェニレン、フルオレン、ベンゾフラン、ベンゾチオフェン、ベンゾセレノフェン、ジベンゾフラン、ジベンゾチオフェン、ジベンゾセレノフェン、及びこれらの組合せからなる群から選択され;
Ar1、Ar2、Ar3、Ar4、Ar5、及びAr6は、それぞれ独立して、水素、重水素、ハロゲン、アルキル、アリール、ヘテロアリール、シクロアルキル、シリル、及びこれらの組合せで更に置換されていてもよく;
R1、R2、R3、R4、R5、R6、R7、R8、及びR9は、それぞれ独立して、モノ置換から可能な最も多い数の置換、又は無置換を表し;
R1、R2、R3、R4、R5、R6、R7、R8、及びR9は、それぞれ独立して、水素、重水素、ハロゲン、アルキル、シクロアルキル、シリル、ベンゼン、ビフェニル、ターフェニル、トリフェニレン、フルオレン、ベンゾフラン、ベンゾチオフェン、ベンゾセレノフェン、ジベンゾフラン、ジベンゾチオフェン、ジベンゾセレノフェン、カルバゾール、及びこれらの組合せからなる群から選択され;
L1、L2、L3、L4、L5、及びL6は、それぞれ独立して、直接的な結合、アルキル、ベンゼン、ビフェニル、ターフェニル、及びこれらの組合せからなる群から選択され;
Ar1及びAr2の少なくとも1つは、9,9−二置換フルオレンであり、Ar3及びAr4の少なくとも1つは、9,9−二置換フルオレンであり、Ar5及びAr6の少なくとも1つは、9,9−二置換フルオレンである。) - 下記からなる群から選択される式で表される化合物を含むことを特徴とする組成物。
(式中、Ar1、Ar2、Ar3、Ar4、Ar5、及びAr6は、それぞれ独立して、ベンゼン、ビフェニル、ターフェニル、トリフェニレン、フルオレン、ベンゾフラン、ベンゾチオフェン、ベンゾセレノフェン、ジベンゾフラン、ジベンゾチオフェン、ジベンゾセレノフェン、及びこれらの組合せからなる群から選択され;
Ar1、Ar2、Ar3、Ar4、Ar5、及びAr6は、それぞれ独立して、水素、重水素、ハロゲン、アルキル、アリール、ヘテロアリール、シクロアルキル、シリル、及びこれらの組合せで更に置換されていてもよく;
R1、R2、R3、R4、R5、R6、R7、R8、及びR9は、それぞれ独立して、モノ置換から可能な最も多い数の置換、又は無置換を表し;
R1、R2、R3、R4、R5、R6、R7、R8、及びR9は、それぞれ独立して、水素、重水素、ハロゲン、アルキル、シクロアルキル、シリル、ベンゼン、ビフェニル、ターフェニル、トリフェニレン、フルオレン、ベンゾフラン、ベンゾチオフェン、ベンゾセレノフェン、ジベンゾフラン、ジベンゾチオフェン、ジベンゾセレノフェン、カルバゾール、及びこれらの組合せからなる群から選択され;
L1、L2、L3、L4、L5、及びL6は、それぞれ独立して、直接的な結合、アルキル、ベンゼン、ビフェニル、ターフェニル、及びこれらの組合せからなる群から選択され;
Ar1及びAr2の少なくとも1つは、9,9−二置換フルオレンであり、Ar3及びAr4の少なくとも1つは、9,9−二置換フルオレンであり、Ar5及びAr6の少なくとも1つは、9,9−二置換フルオレンである。)
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- 2016-04-05 KR KR1020160041557A patent/KR20160119713A/ko not_active Ceased
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- 2016-04-05 KR KR1020160041549A patent/KR102495218B1/ko active Active
- 2016-04-06 CN CN202111521050.0A patent/CN114085226B/zh active Active
- 2016-04-06 CN CN201610209721.2A patent/CN106046006A/zh active Pending
- 2016-04-06 CN CN202111522230.0A patent/CN114149436A/zh active Pending
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2020
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2021
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2023
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- 2023-02-24 KR KR1020230024846A patent/KR102747273B1/ko active Active
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| US11117897B2 (en) | 2017-05-01 | 2021-09-14 | Universal Display Corporation | Organic electroluminescent materials and devices |
| JP2023002611A (ja) * | 2017-05-01 | 2023-01-10 | ユニバーサル ディスプレイ コーポレイション | 有機エレクトロルミネセンス材料及びデバイス |
| US11702420B2 (en) | 2017-05-01 | 2023-07-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| JP7498241B2 (ja) | 2017-05-01 | 2024-06-11 | ユニバーサル ディスプレイ コーポレイション | 有機エレクトロルミネセンス材料及びデバイス |
| US12029118B2 (en) | 2018-09-20 | 2024-07-02 | Semiconductor Energy Laboratory Co., Ltd. | Organic compound, light-emitting device, light-emitting apparatus, electronic device and lighting device |
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| US10693082B2 (en) | 2020-06-23 |
| US12284913B2 (en) | 2025-04-22 |
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| US20230292608A1 (en) | 2023-09-14 |
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| KR20230035542A (ko) | 2023-03-14 |
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| CN114085226B (zh) | 2024-12-03 |
| US20210210698A1 (en) | 2021-07-08 |
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| US20160293853A1 (en) | 2016-10-06 |
| KR102747273B1 (ko) | 2024-12-27 |
| KR20230022902A (ko) | 2023-02-16 |
| CN114085226A (zh) | 2022-02-25 |
| US11245080B2 (en) | 2022-02-08 |
| US12295262B2 (en) | 2025-05-06 |
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| US20200194688A1 (en) | 2020-06-18 |
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| US20160293854A1 (en) | 2016-10-06 |
| KR20250007462A (ko) | 2025-01-14 |
| CN114149436A (zh) | 2022-03-08 |
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