JP2019527467A - 電気活性材料 - Google Patents
電気活性材料 Download PDFInfo
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- JP2019527467A JP2019527467A JP2018566371A JP2018566371A JP2019527467A JP 2019527467 A JP2019527467 A JP 2019527467A JP 2018566371 A JP2018566371 A JP 2018566371A JP 2018566371 A JP2018566371 A JP 2018566371A JP 2019527467 A JP2019527467 A JP 2019527467A
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- 239000011263 electroactive material Substances 0.000 title description 3
- 150000001875 compounds Chemical class 0.000 claims abstract description 74
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 43
- 239000002019 doping agent Substances 0.000 claims abstract description 41
- 239000000203 mixture Substances 0.000 claims abstract description 40
- 125000001181 organosilyl group Chemical group [SiH3]* 0.000 claims abstract description 10
- 125000003800 germyl group Chemical group [H][Ge]([H])([H])[*] 0.000 claims abstract description 9
- -1 trimethylgermyl Chemical group 0.000 claims description 33
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 claims description 19
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 0.000 claims description 17
- WDECIBYCCFPHNR-UHFFFAOYSA-N chrysene Chemical compound C1=CC=CC2=CC=C3C4=CC=CC=C4C=CC3=C21 WDECIBYCCFPHNR-UHFFFAOYSA-N 0.000 claims description 14
- BBEAQIROQSPTKN-UHFFFAOYSA-N pyrene Chemical compound C1=CC=C2C=CC3=CC=CC4=CC=C1C2=C43 BBEAQIROQSPTKN-UHFFFAOYSA-N 0.000 claims description 10
- MFMVRILBADIIJO-UHFFFAOYSA-N benzo[e][1]benzofuran Chemical compound C1=CC=C2C(C=CO3)=C3C=CC2=C1 MFMVRILBADIIJO-UHFFFAOYSA-N 0.000 claims description 7
- 125000004432 carbon atom Chemical group C* 0.000 claims description 7
- 125000001072 heteroaryl group Chemical group 0.000 claims description 7
- HKMTVMBEALTRRR-UHFFFAOYSA-N Benzo[a]fluorene Chemical compound C1=CC=CC2=C3CC4=CC=CC=C4C3=CC=C21 HKMTVMBEALTRRR-UHFFFAOYSA-N 0.000 claims description 6
- 239000004215 Carbon black (E152) Substances 0.000 claims description 6
- 229930195733 hydrocarbon Natural products 0.000 claims description 6
- GVEPBJHOBDJJJI-UHFFFAOYSA-N fluoranthrene Natural products C1=CC(C2=CC=CC=C22)=C3C2=CC=CC3=C1 GVEPBJHOBDJJJI-UHFFFAOYSA-N 0.000 claims description 5
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- 230000000052 comparative effect Effects 0.000 description 6
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- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- RDOXTESZEPMUJZ-UHFFFAOYSA-N anisole Chemical compound COC1=CC=CC=C1 RDOXTESZEPMUJZ-UHFFFAOYSA-N 0.000 description 4
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 4
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- XSCHRSMBECNVNS-UHFFFAOYSA-N quinoxaline Chemical compound N1=CC=NC2=CC=CC=C21 XSCHRSMBECNVNS-UHFFFAOYSA-N 0.000 description 4
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- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 3
- YXLXNENXOJSQEI-UHFFFAOYSA-L Oxine-copper Chemical class [Cu+2].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 YXLXNENXOJSQEI-UHFFFAOYSA-L 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
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- DGEZNRSVGBDHLK-UHFFFAOYSA-N [1,10]phenanthroline Chemical compound C1=CN=C2C3=NC=CC=C3C=CC2=C1 DGEZNRSVGBDHLK-UHFFFAOYSA-N 0.000 description 3
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- RFRXIWQYSOIBDI-UHFFFAOYSA-N benzarone Chemical compound CCC=1OC2=CC=CC=C2C=1C(=O)C1=CC=C(O)C=C1 RFRXIWQYSOIBDI-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000002800 charge carrier Substances 0.000 description 3
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- 125000004122 cyclic group Chemical group 0.000 description 3
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- 125000005842 heteroatom Chemical group 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- VVVPGLRKXQSQSZ-UHFFFAOYSA-N indolo[3,2-c]carbazole Chemical compound C1=CC=CC2=NC3=C4C5=CC=CC=C5N=C4C=CC3=C21 VVVPGLRKXQSQSZ-UHFFFAOYSA-N 0.000 description 3
- 229960005544 indolocarbazole Drugs 0.000 description 3
- IBHBKWKFFTZAHE-UHFFFAOYSA-N n-[4-[4-(n-naphthalen-1-ylanilino)phenyl]phenyl]-n-phenylnaphthalen-1-amine Chemical compound C1=CC=CC=C1N(C=1C2=CC=CC=C2C=CC=1)C1=CC=C(C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C3=CC=CC=C3C=CC=2)C=C1 IBHBKWKFFTZAHE-UHFFFAOYSA-N 0.000 description 3
- 150000002902 organometallic compounds Chemical class 0.000 description 3
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
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- 239000004065 semiconductor Substances 0.000 description 3
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- 238000002207 thermal evaporation Methods 0.000 description 3
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- ICPSWZFVWAPUKF-UHFFFAOYSA-N 1,1'-spirobi[fluorene] Chemical compound C1=CC=C2C=C3C4(C=5C(C6=CC=CC=C6C=5)=CC=C4)C=CC=C3C2=C1 ICPSWZFVWAPUKF-UHFFFAOYSA-N 0.000 description 2
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical compound C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 description 2
- NQMUGNMMFTYOHK-UHFFFAOYSA-N 1-methoxynaphthalene Chemical compound C1=CC=C2C(OC)=CC=CC2=C1 NQMUGNMMFTYOHK-UHFFFAOYSA-N 0.000 description 2
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- IYZMXHQDXZKNCY-UHFFFAOYSA-N 1-n,1-n-diphenyl-4-n,4-n-bis[4-(n-phenylanilino)phenyl]benzene-1,4-diamine Chemical compound C1=CC=CC=C1N(C=1C=CC(=CC=1)N(C=1C=CC(=CC=1)N(C=1C=CC=CC=1)C=1C=CC=CC=1)C=1C=CC(=CC=1)N(C=1C=CC=CC=1)C=1C=CC=CC=1)C1=CC=CC=C1 IYZMXHQDXZKNCY-UHFFFAOYSA-N 0.000 description 2
- GOLORTLGFDVFDW-UHFFFAOYSA-N 3-(1h-benzimidazol-2-yl)-7-(diethylamino)chromen-2-one Chemical compound C1=CC=C2NC(C3=CC4=CC=C(C=C4OC3=O)N(CC)CC)=NC2=C1 GOLORTLGFDVFDW-UHFFFAOYSA-N 0.000 description 2
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- 229910052726 zirconium Inorganic materials 0.000 description 1
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Abstract
Description
本出願は、2016年6月20日に出願された米国仮特許出願第62/364,685号の利益を主張するものである。
R1が出現ごとに同一であるかまたは異なり、D、アルキル、シリル、ゲルミル、重水素化アルキル、重水素化シリル、および重水素化ゲルミルからなる群から選択され、
aが0〜7の整数であり、
bが0〜8の整数であり、
cが0〜4の整数であり、
dが0〜7の整数である)が提供される。
後述の実施形態の詳細を扱う前に、いくつかの用語が定義または明らかにされる。
式I
R1が出現ごとに同一であるかまたは異なり、D、アルキル、シリル、ゲルミル、重水素化アルキル、重水素化シリル、および重水素化ゲルミルからなる群から選択され、
aが0〜7の整数であり、
bが0〜8の整数であり、
cが0〜4の整数であり、
dが0〜7の整数である]を有する化合物が提供される。
電気活性組成物は、(a)式Iを有するホスト化合物と(b)光活性ドーパントとを含む。
Aが出現ごとに同一であるかまたは異なり、3〜60個の環炭素原子を有する炭化水素アリールまたはヘテロアリール基であり、
Q’が、3〜60個の環炭素原子を有する炭化水素アリールまたはヘテロアリールであり、
pおよびqが独立に1〜6の整数である]を有する。
ここに記載された少なくとも1つの化合物を含有する1つ以上の層を有することから利益を得る有機電子デバイスには、限定されないが、(1)電気エネルギーを放射線に変換するデバイス(例えば、発光ダイオード、発光ダイオードディスプレイ、照明デバイス、照明器具、またはダイオードレーザー)、(2)エレクトロニクスプロセスによって信号を検出するデバイス(例えば、光検出器、光導電セル、フォトレジスタ、フォトスイッチ、フォトトランジスタ、光電管、赤外検出器、バイオセンサー)、(3)放射線を電気エネルギーに変換するデバイス(例えば、光起電力デバイスまたは太陽電池)、(4)1つの波長の光をより長い波長の光に変換するデバイス(例えば、ダウンコンバート燐光体デバイス);および(5)1つ以上の有機半導体層を備える1つ以上の電子部品を備えるデバイス(例えば、トランジスタまたはダイオード)が含まれる。本発明による組成物の他の使用には、メモリ記憶デバイスのためのコーティング材料、帯電防止薄膜、バイオセンサー、エレクトロクロミックデバイス、固体電解質コンデンサ、再充電可能バッテリなどのエネルギー蓄積装置、および電磁遮蔽用途が含まれる。
この実施例は、式Iを有する化合物、化合物1の調製を説明する。
この実施例は式Iを有する化合物、化合物2の調製を説明する。
以下のスキームにおいて示されるように、比較化合物Aを合成実施例1に似た方法で製造することができる。
以下のスキームにおいて示されるように、比較化合物Bを合成実施例2に似た方法で製造することができる。
(1)材料
比較化合物Bは上に示された構造を有する。
ドーパントD−1は、ビス(ジアリールアミノ)ベンゾフルオレンである。このような材料は、例えば、米国特許第8,465,848号明細書に記載されている。
ET−1はアリールホスフィンオキシドである。
ET−2はリチウムキノレートである。
HIJ−1は、電気導電性ポリマーとポリマーフッ素化スルホン酸との水性分散体から製造される正孔注入材料である。
HIJ−2は、1,4,5,8,9,12−ヘキサアザトリフェニレンヘキサカルボニトリルである。
HTM−1はアリールアミノ−フェナントレンである。
NPDは、N,N’−ジ(1−ナフチル)−N,N’−ジフェニル−(1,1’−ビフェニル)−4,4’−ジアミンである。
OLEDデバイスは、溶液加工と熱蒸発技術との組み合わせによって製造された。Thin Film Devices,Inc製のパターン化された酸化インジウムスズ(ITO)被覆ガラス基材を使用した。これらのITO基材は、30ohms/平方のシート抵抗および80%光の透過率を有するITO被覆Corning1737ガラスをベースとしている。パターン化ITO基材を洗剤水溶液中で超音波清浄し、蒸留水で洗った。その後、パターン化ITOをアセトン中で超音波清浄し、イソプロパノールで洗い、窒素ストリーム中で乾燥させた。
OLED試料を特性決定するため、それらの(1)電流−電圧(IV)曲線、(2)エレクトロルミネセンス輝度対電圧、および(3)エレクトロルミネセンススペクトル対電圧を測定した。3つの全ての測定を同時に実施し、コンピュータによって制御した。特定の電圧でのデバイスの電流効率は、LEDのエレクトロルミネセンス輝度をデバイスを運転するために必要とされる電流密度で割ることによって求められる。単位はcd/Aである。電力効率は、電流効率を動作電圧で割った値である。単位はlm/Wである。Minolta CS−100測色計またはPhotoresearch PR−705測色計のどちらかを使用して色座標を決定した。
これらの実施例は、ホスト材料として式Iを有する新規な化合物を含有する光活性層を有するデバイスの性能を説明する。
ガラス基材
アノード: ITO(50nm)
SRL: HIJ−1(100nm)
HIL: HIJ−2(7nm)
HTL1: NPD(90nm)
HTL2: HTM−1(20nm)
EML:表1に示されるようなホストおよびドーパントD−1(25nm)
ETL: ET−1:ET−2(1:1重量比)(26.2nm)
EIL: ET−2(3.5nm)
カソード: Al(100nm)
これらの実施例は、ホスト材料として式Iを有する新規な化合物を含有する光活性層を有するデバイスの性能を説明する。
Claims (10)
- a〜dの少なくとも1つがゼロでなく、少なくとも1つのR1=Dである、請求項1に記載の組成物。
- a+b+c+d=1〜26であり、R1=Dである、請求項1に記載の組成物。
- a+b+c+d=15〜26であり、R1=Dである、請求項1に記載の組成物。
- Q’が、アントラセン、クリセン、ピレン、ベンゾフルオレン、ナフトフラン、ナフトジフラン、それらの置換誘導体、およびそれらの重水素化類似体からなる群から選択される化合物に由来する、請求項6に記載の組成物。
- アノードと、カソードと、それらの間の光活性層とを含む有機電子デバイスであって、前記光活性層が、請求項1に記載の電気活性組成物を含む、有機電子デバイス。
- アノードと、カソードと、それらの間の光活性層とを含む有機電子デバイスであって、前記光活性層が、請求項3に記載の電気活性組成物を含む、有機電子デバイス。
- アノードと、カソードと、それらの間の光活性層とを含む有機電子デバイスであって、前記光活性層が、請求項5に記載の電気活性組成物を含む、有機電子デバイス。
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