JP2006083386A - 青色発光ポリマー及びこれを用いた有機電界発光素子 - Google Patents
青色発光ポリマー及びこれを用いた有機電界発光素子 Download PDFInfo
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- JP2006083386A JP2006083386A JP2005264209A JP2005264209A JP2006083386A JP 2006083386 A JP2006083386 A JP 2006083386A JP 2005264209 A JP2005264209 A JP 2005264209A JP 2005264209 A JP2005264209 A JP 2005264209A JP 2006083386 A JP2006083386 A JP 2006083386A
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- indolocarbazole
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- 229920000642 polymer Polymers 0.000 title claims abstract description 77
- 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 claims abstract description 21
- 229960005544 indolocarbazole Drugs 0.000 claims abstract description 21
- 239000000126 substance Substances 0.000 claims description 59
- 150000001875 compounds Chemical class 0.000 claims description 44
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 28
- 125000000217 alkyl group Chemical group 0.000 claims description 19
- 125000003118 aryl group Chemical group 0.000 claims description 17
- 125000001072 heteroaryl group Chemical group 0.000 claims description 16
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- 125000004104 aryloxy group Chemical group 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- 125000003277 amino group Chemical group 0.000 claims description 9
- 230000005525 hole transport Effects 0.000 claims description 9
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- 125000003710 aryl alkyl group Chemical group 0.000 claims description 6
- 125000004446 heteroarylalkyl group Chemical group 0.000 claims description 6
- 125000000623 heterocyclic group Chemical group 0.000 claims description 6
- 125000003837 (C1-C20) alkyl group Chemical group 0.000 claims description 5
- 125000006539 C12 alkyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 5
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- 125000005843 halogen group Chemical group 0.000 description 3
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- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
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- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- UFVXQDWNSAGPHN-UHFFFAOYSA-K bis[(2-methylquinolin-8-yl)oxy]-(4-phenylphenoxy)alumane Chemical compound [Al+3].C1=CC=C([O-])C2=NC(C)=CC=C21.C1=CC=C([O-])C2=NC(C)=CC=C21.C1=CC([O-])=CC=C1C1=CC=CC=C1 UFVXQDWNSAGPHN-UHFFFAOYSA-K 0.000 description 2
- PJVZQNVOUCOJGE-CALCHBBNSA-N chembl289853 Chemical compound N1([C@H]2CC[C@H](O2)N2[C]3C=CC=CC3=C3C2=C11)C2=CC=C[CH]C2=C1C1=C3C(=O)N(C)C1=O PJVZQNVOUCOJGE-CALCHBBNSA-N 0.000 description 2
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- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
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- 229920005989 resin Polymers 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- KZJPVUDYAMEDRM-UHFFFAOYSA-M silver;2,2,2-trifluoroacetate Chemical compound [Ag+].[O-]C(=O)C(F)(F)F KZJPVUDYAMEDRM-UHFFFAOYSA-M 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- PJANXHGTPQOBST-UHFFFAOYSA-N stilbene Chemical class C=1C=CC=CC=1C=CC1=CC=CC=C1 PJANXHGTPQOBST-UHFFFAOYSA-N 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- ZGNPLWZYVAFUNZ-UHFFFAOYSA-N tert-butylphosphane Chemical compound CC(C)(C)P ZGNPLWZYVAFUNZ-UHFFFAOYSA-N 0.000 description 1
- 125000001712 tetrahydronaphthyl group Chemical group C1(CCCC2=CC=CC=C12)* 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
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Abstract
【解決手段】 ポリアリーレン主鎖にインドロカルバゾール系単位が導入された青色発光ポリマー、及び前記ポリマーを含む有機膜を含む有機電界発光素子である。
【選択図】図2
Description
前記反応式(2)中、X5はハロゲン原子であり、nは0.01〜0.99の実数であり、zは5〜1000の実数である。
2−ブロモフルオレン24.5g(100mmol)をジメチルスルホキシド(DMSO)200mlに溶かした後、水酸化カリウム14.5g(259mmol)を添加し、20分間撹拌した。前記混合物に、ブロモオクタン42.5g(220mmol)を添加し、これを常温で16時間撹拌した。
2−ブロモ−9,9’−ジオクチルフルオレン(A’)40.8g(87mmol)を無水テトラヒドロフラン(THF)150mlに溶かした後、Mg2.11g(86.8mmol)、及び微量のヨウ素(I2)を添加した後、4時間還流させた。次に、反応混合物を室温に冷却した後、ホウ酸トリメチル27.14g(261.2mmol)をTHF150mlに溶解させた溶液を反応混合物に添加し、その結果物を−78℃に冷却した。その後室温で16時間撹拌した。
9,9’−ジオクチルフルオレニル−2−ホウ酸(B’)32.37g(74.58mmol)、1−アジド−2−ヨードベンゼン18.27g(74.56mmol)、及び5mol%のテトラキストリフェニルホスフィンパラジウム8.62g(7.46mmol)をトルエン200mlに溶かした後、2M炭酸ナトリウム(Na2CO3)100mlをさらに添加し、これを12時間還流させた。
2−(2−アジドフェニル)−9,9−ジオクチルフルオレン(C’)19.9gをo−ジクロロベンゼン100mlに溶かした後、180℃で12時間還流させた。
12,12−ジオクチル−6,12−ジヒドロ−6−アザ−インドロ[1,2−b]フルオレン(D’)4.4g(9.16mmol)、1−ブロモ−4−オクチルオキシベンゼン2.29g、トリス(ジベンジリデンアセトン)二パラジウム(0)0.18g、t−ブトキシナトリウム1.28g、及びt−ブチルホスフィン0.003gをキシレン50mlに溶かした後、120℃で24時間還流させた。
6−(4−ブチルフェニル)−12,12−ジオクチル−6,12−ジヒドロ−6−アザ−インドロ[1,2−b]フルオレン3.5g(5.72mmol)(E’)を150mlのクロロホルムに溶かした後、ここにトリフルオロ酢酸銀2.65g(11.4mmol)を添加した。その後ヨウ素3.03g(11.93mmol)をクロロホルム150mlに溶かした溶液を、前記混合物に徐々に滴加し、常温で6時間反応させた。
前記合成例1によって製造した化学式(17)のポリマーを用いて、有機EL素子を製造した。
11 ホール注入層
12 発光層
13 ホールブロッキング層
14 第2電極
15 電子輸送層
16 ホール輸送層
Claims (10)
- 下記化学式(1)で表されるインドロカルバゾール系ポリマー:
YはNまたはC(R1)であり、
R1〜R11は互いに独立して水素原子、置換されたもしくは非置換のC1〜C30のアルキル基、置換されたもしくは非置換のC1〜C30のアルコキシ基、置換されたもしくは非置換のC6〜C30のアリール基、置換されたもしくは非置換のC6〜C30のアリールアルキル基、置換されたもしくは非置換のC6〜C30のアリールオキシ基、置換されたもしくは非置換のC6〜C30のアリールアルキルオキシ基、置換されたもしくは非置換のC5〜C30のヘテロアリール基、置換されたもしくは非置換のC5〜C30のヘテロアリールアルキル基、置換されたもしくは非置換のC5〜C30のヘテロアリールオキシ基、置換されたもしくは非置換のC5〜C30のシクロアルキル基、または置換されたもしくは非置換のC5〜C30の飽和へテロ環基であり、
nは0.01〜0.99の実数であり、
zは5〜1,000の実数である。 - 前記化学式(1)のアリーレン(Ar)単位が、前記化学式(2)で表される基(1n)であることを特徴とする、請求項2に記載のインドロカルバゾール系ポリマー。
- 前記ポリマーの重量平均分子量(Mw)が10,000〜200,000であり、分子量分布(MWD)が1.5〜5であることを特徴とする、請求項1〜3のいずれか1項に記載のインドロカルバゾール系ポリマー。
- 前記ポリマーが下記化学式(3)で表される化合物であることを特徴とする、請求項1に記載のインドロカルバゾール系ポリマー:
R1、R2、R3、R7、及びR8は互いに独立して水素原子、置換されたもしくは非置換のC1〜C20のアルキル基、置換されたもしくは非置換のC1〜C20のアルコキシ基、置換されたもしくは非置換のC6〜C20のアリール基、置換されたもしくは非置換のC6〜C20のアリールオキシ基、または置換されたもしくは非置換のC2−C20のヘテロアリール基であり、
R12及びR13は互いに独立して水素原子、置換されたもしくは非置換のC1〜C12のアルキル基、置換されたもしくは非置換のC1〜C12のアルコキシ基、または置換されたもしくは非置換のアミノ基であり、
nは0.01〜0.99の実数であり、
zは5〜1,000の実数である。 - 前記ポリマーが下記化学式(4)で表される化合物であることを特徴とする、請求項5に記載のインドロカルバゾール系ポリマー:
R12及びR13は互いに独立して水素原子、置換されたもしくは非置換のC1〜C12のアルキル基、置換されたもしくは非置換のC1〜C12のアルコキシ基、または置換されたもしくは非置換のアミノ基であり、
nは0.01〜0.99の実数であり、
zは5〜1,000の実数である。 - 前記化学式(4)で、R1及びR2はC1〜C12のアルキル基であり、R3は置換または非置換のC6〜C20のアリール基であり、R12及びR13はC1〜C12のアルコキシ基であることを特徴とする、請求項6に記載のインドロカルバゾール系ポリマー。
- 一対の電極間に有機膜を含む有機電界発光素子であって、
前記有機膜が請求項1〜8のいずれか1項に記載のインドロカルバゾール系ポリマーを含むことを特徴とする、有機電界発光素子。 - 前記有機膜が発光層またはホール輸送層であることを特徴とする、請求項9に記載の有機電界発光素子。
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Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2006183048A (ja) * | 2004-12-14 | 2006-07-13 | Xerox Corp | インドロカルバゾール残基を有する化合物を形成するための方法 |
JP2006193729A (ja) * | 2004-12-14 | 2006-07-27 | Xerox Corp | インドロカルバゾール残基を含む化合物、ならびにそのような化合物を含む電子デバイス及び薄膜トランジスタ |
WO2009148016A1 (ja) * | 2008-06-05 | 2009-12-10 | 出光興産株式会社 | ハロゲン化合物、多環系化合物及びそれを用いた有機エレクトロルミネッセンス素子 |
JP2011504654A (ja) * | 2007-11-21 | 2011-02-10 | ケンブリッジ ディスプレイ テクノロジー リミテッド | 発光デバイスおよびそのための材料 |
CN102258979A (zh) * | 2011-05-23 | 2011-11-30 | 扬州三友合成化工有限公司 | 一种多孔晶态材料及其制备方法、用途 |
WO2012014500A1 (ja) * | 2010-07-30 | 2012-02-02 | 保土谷化学工業株式会社 | インデノカルバゾール環構造を有する化合物および有機エレクトロルミネッセンス素子 |
JP2012521418A (ja) * | 2009-03-30 | 2012-09-13 | ドゥクサン ハイ メタル カンパニー リミテッド | 有機電気素子及びその化合物、端末 |
JP2012184310A (ja) * | 2011-03-04 | 2012-09-27 | Hiroshima Univ | 高分子化合物、高分子有機半導体材料及び有機半導体デバイス |
JP2012530818A (ja) * | 2009-06-26 | 2012-12-06 | メルク パテント ゲーエムベーハー | 置換アントラセニル単位を含むポリマー、これらポリマーを含むブレンドおよびこれらポリマーまたはブレンドを含む素子 |
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JPWO2013088974A1 (ja) * | 2011-12-12 | 2015-04-27 | 新日鉄住金化学株式会社 | 硬化性組成物、硬化物及びそれを用いた有機電界発光素子 |
CN104169336B (zh) * | 2011-12-12 | 2016-08-31 | 新日铁住金化学株式会社 | 固化性组合物、固化物及使用其的有机电致发光元件 |
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JPWO2016002646A1 (ja) * | 2014-07-03 | 2017-04-27 | 住友化学株式会社 | 高分子化合物およびそれを用いた発光素子 |
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US7521525B2 (en) | 2009-04-21 |
CN1749295B (zh) | 2011-09-14 |
US20060063033A1 (en) | 2006-03-23 |
CN1749295A (zh) | 2006-03-22 |
KR20060025933A (ko) | 2006-03-22 |
KR101030010B1 (ko) | 2011-04-20 |
JP5073187B2 (ja) | 2012-11-14 |
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