JP4714153B2 - 架橋性の置換フルオレン化合物 - Google Patents
架橋性の置換フルオレン化合物 Download PDFInfo
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- JP4714153B2 JP4714153B2 JP2006539569A JP2006539569A JP4714153B2 JP 4714153 B2 JP4714153 B2 JP 4714153B2 JP 2006539569 A JP2006539569 A JP 2006539569A JP 2006539569 A JP2006539569 A JP 2006539569A JP 4714153 B2 JP4714153 B2 JP 4714153B2
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- hydrocarbyl
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- polymer
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- 125000001827 mesitylenyl group Chemical group [H]C1=C(C(*)=C(C([H])=C1C([H])([H])[H])C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 229940098779 methanesulfonic acid Drugs 0.000 description 1
- UZKWTJUDCOPSNM-UHFFFAOYSA-N methoxybenzene Substances CCCCOC=C UZKWTJUDCOPSNM-UHFFFAOYSA-N 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- APZFQORRVULRGX-UHFFFAOYSA-N n,n-diphenyl-9h-fluoren-1-amine Chemical compound C=12CC3=CC=CC=C3C2=CC=CC=1N(C=1C=CC=CC=1)C1=CC=CC=C1 APZFQORRVULRGX-UHFFFAOYSA-N 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- WCPAKWJPBJAGKN-UHFFFAOYSA-N oxadiazole Chemical compound C1=CON=N1 WCPAKWJPBJAGKN-UHFFFAOYSA-N 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- IZMLNVKXKFSCDB-UHFFFAOYSA-N oxoindium;oxotin Chemical compound [In]=O.[Sn]=O IZMLNVKXKFSCDB-UHFFFAOYSA-N 0.000 description 1
- 229960003540 oxyquinoline Drugs 0.000 description 1
- YJVFFLUZDVXJQI-UHFFFAOYSA-L palladium(ii) acetate Chemical compound [Pd+2].CC([O-])=O.CC([O-])=O YJVFFLUZDVXJQI-UHFFFAOYSA-L 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- CSHWQDPOILHKBI-UHFFFAOYSA-N peryrene Natural products C1=CC(C2=CC=CC=3C2=C2C=CC=3)=C3C2=CC=CC3=C1 CSHWQDPOILHKBI-UHFFFAOYSA-N 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 description 1
- 238000005424 photoluminescence Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003227 poly(N-vinyl carbazole) Polymers 0.000 description 1
- 229920000172 poly(styrenesulfonic acid) Polymers 0.000 description 1
- 229920000767 polyaniline Polymers 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical compound C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 239000013557 residual solvent Substances 0.000 description 1
- 238000007761 roller coating Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000002207 thermal evaporation Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- QHGNHLZPVBIIPX-UHFFFAOYSA-N tin(ii) oxide Chemical class [Sn]=O QHGNHLZPVBIIPX-UHFFFAOYSA-N 0.000 description 1
- 125000005389 trialkylsiloxy group Chemical group 0.000 description 1
- COIOYMYWGDAQPM-UHFFFAOYSA-N tris(2-methylphenyl)phosphane Chemical compound CC1=CC=CC=C1P(C=1C(=CC=CC=1)C)C1=CC=CC=C1C COIOYMYWGDAQPM-UHFFFAOYSA-N 0.000 description 1
- ZRXVCYGHAUGABY-UHFFFAOYSA-O tris(4-bromophenyl)azanium Chemical compound C1=CC(Br)=CC=C1[NH+](C=1C=CC(Br)=CC=1)C1=CC=C(Br)C=C1 ZRXVCYGHAUGABY-UHFFFAOYSA-O 0.000 description 1
- 150000003672 ureas Chemical class 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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Description
式中、R1は、それぞれ独立して出現するごとに、i)C1〜40ヒドロカルビル基、ii)1つ又は複数の炭素が、S、N、O、P、B又はSi原子から選択される1つ又は複数のヘテロ原子により置換されているC1〜40ヒドロカルビル基、或いはiii)i)又はii)のハロゲン化誘導体であり、但し、少なくとも1つの出現においてR1は架橋性基であり;
R2は、それぞれ独立して出現するごとに、水素、ハロゲン、C1〜20ヒドロカルビル、C1〜20ヒドロカルビルオキシ、C1〜20チオエーテル、C1〜20ヒドロカルビルカルボニルオキシ、ジ(C1〜20ヒドロカルビル)アミノ、又はシアノであり;
Ar1、Ar2、Ar3及びAr4は、それぞれ独立して出現するごとに、1つ又は複数のS、N、O、P、B若しくはSiヘテロ原子を任意に含有するC6〜20芳香族基、又はそれらのハロ−、C1〜20ヒドロカルビル−、ジ(C1〜20ヒドロカルビル)アミノ−、C1〜20ヒドロカルビルオキシ−、トリ(C1〜10ヒドロカルビル)シリル−又はトリ(C1〜10ヒドロカルビル)シロキシ−置換誘導体であり;
a及びbは、それぞれ独立して出現するごとに、0又は1であり;
X1及びX2は、それぞれ独立して出現するごとに、共有結合、O、S、SO2、CH2、C(R3)2又はNR3であり、ここでR3は、C1〜22アルキル、C1〜22シクロアルキル、C6〜24アリール及びC7〜24アラルキルからなる群から選択される。
式中、R*は、それぞれ独立して出現するごとに、i)C1〜40ヒドロカルビル基、ii)1つ又は複数の炭素が、S、N、O、P、B又はSi原子から選択される1つ又は複数のヘテロ原子により置換されているC1〜40ヒドロカルビル基、或いはiii)i)又はii)のハロゲン化誘導体であり、但し、少なくとも1つの出現においてR*は、i)、ii)又はiii)から選択された架橋性基の架橋により形成された二価の結合基であって、これを介して繰り返し単位は結合しており;
R2は、それぞれ独立して出現するごとに、水素、ハロゲン、C1〜20ヒドロカルビル、C1〜20ヒドロカルビルオキシ、C1〜20チオエーテル、C1〜20ヒドロカルビルカルボニルオキシ、ジ(C1〜20ヒドロカルビル)アミノ又はシアノであり;
Ar1、Ar2、Ar3及びAr4は、それぞれ独立して出現するごとに、1つ又は複数のS、N、O、P、B若しくはSiヘテロ原子を任意に含有するC6〜20芳香族基、又はそれらのハロ−、C1〜20ヒドロカルビル−、ジ(C1〜20ヒドロカルビル)アミノ−、C1〜20ヒドロカルビルオキシ−、トリ(C1〜10ヒドロカルビル)シリル−又はトリ(C1〜10ヒドロカルビル)シロキシ−置換誘導体、或いは前記したものの二価の誘導体であり;
a及びbは、それぞれ独立して出現するごとに、0又は1であり;
X1及びX2は、それぞれ独立して出現するごとに、共有結合、O、S、SO2、CH2、C(R3)2又はNR3であり、ここでR3は、C1〜22アルキル、C1〜22シクロアルキル、C6〜24アリール及びC7〜24アラルキルからなる群から選択される。
(式中、
R4は、水素、ハロゲン、C1〜20ヒドロカルビル、C1〜20ハロヒドロカルビル又はC1〜20ハロカルビルであり;
R5は、C1〜20ヒドロカルビレン、C1〜20ハロヒドロカルビレン又はC1〜20ハロカルビレンであり;
mは、0又は1である)。
混合キシレン中の9,9−ジ(4−(4−ビニルフェニル)メトキシフェニル)−2,7−ビス(ジフェニルアミノ)フルオレンの5パーセントの溶液を、ガラス基板上に2000rpmでスピンコートする。約50nmの厚さを有する良好な品質のフィルムが得られる。そのフィルムをホットプレート上180℃で30分間加熱する。前記のやり方で焼き付けた後は、そのフィルムは混合キシレンに不溶性である。アニールしたフィルムは、UVランプのもとで青い光を放つ。
9,9−ジ(4−(4−ビニルフェニル)メトキシフェニル)−2,7−ビス(ジフェニルアミノ)フルオレンの240mg及びトリス(4−ブロモフェニル)アニミウムヘキサクロロアンチモナート(TBPAH、Sigma−Aldrich,Inc.から入手可能)の24mgを、4mlの混合キシレンに溶解する。その溶液を室温で一晩振とうし、次いで0.45μmのナイロンシリンジフィルタを通して濾過する。ITOをコートした清浄なガラス基板に、約80nmの厚さの9,9−ジ(4−(4−ビニルフェニル)メトキシフェニル)−2,7−ビス(ジフェニルアミノ)フルオレンフィルムを、その溶液を4000rpmでスピンコーティングすることにより堆積させる。そのフィルムをそのあと窒素を充満したオーブン中、180℃で30分間加熱し、不溶性の正孔輸送層をつくり出す。その正孔輸送層表面に、電子輸送ポリマー層(LUMATION(商標)Green1300シリーズ、The Dow Chemical Companyから入手可能(80nm))を、キシレン中の溶液からスピンコートする(1.3g/100ml)。陰極金属(Caを10nm及びAlを150nm)を、そのポリマーフィルム上に蒸着する。その素子は、直流電圧をかけると、7.5Vにおいて1.1cd/Aの光効率で200cd/m2の明るさを有する黄緑の光を放つ。約9.0Vにおいて、その明るさは、約2cd/Aの光効率で1000cd/m2に達する。最大の効率は、12Vにおいて4000cd/m2の明るさに達する約3cd/Aと測定され、最大の明るさは約13,000cd/m2であった。
PFB(80mg、米国特許第6,605,373号に開示されており、以下の繰り返し構造:
を有する)及び9,9−ジ(4−(4−ビニルフェニル)メトキシフェニル)−2,7−ビス(ジフェニルアミノ)フルオレンの16mgを、4mlのキシレンに溶解する。その溶液を室温で一晩振とうし、0.45μmのナイロンシリンジフィルタを通して濾過する。ITOをコートした清浄なガラス基板に、約80nmの厚さのポリマーフィルムを、その溶液からスピンコートする。そのフィルムをそのあと窒素を充満したオーブン中で、180℃で30分間加熱し、耐溶剤性の正孔輸送層をつくり出す。その正孔輸送層表面に、LUMATION(商標)Green1300シリーズ(The Dow Chemical Companyから入手可能)の厚さが約80nmの電子輸送ポリマー層を、キシレン中の溶液からスピンコートする(1.3g/100ml)。陰極金属(Caを10nm及びAlを150nm)を、そのポリマーフィルム上に蒸着する。その素子は、約15,000cd/m2の最大明るさ及び3cd/Aの最大効率(約10,000cd/m2において)を示す。200cd/m2における効率は、1.3cd/A(9.5Vにおいて)である。
PFB(80mg)、9,9−ジ(4−(4−ビニルフェニル)メトキシフェニル)−2,7−ビス(ジフェニルアミノ)フルオレンの16mg及びTBPAHの9.6gを、4mlの混合キシレンに溶解する。その溶液を室温で一晩振とうし、0.45μmのナイロンシリンジフィルタを通して濾過する。ITOをコートした清浄なガラス基板に、ほぼ80nmの厚さのポリマーフィルムを、その溶液からスピンコートする。そのフィルムをそのあと窒素を充満したオーブン中で、180℃で30分間加熱し、耐溶剤性の正孔輸送層をつくり出す。その正孔輸送層表面に、LUMATION(商標)Green1300シリーズ(The Dow Chemical Companyから入手可能)の厚さが80nmの電子輸送ポリマー層を、キシレン中の溶液からスピンコートする(1.3g/100ml)。陰極金属(Caを10nm及びAlを150nm)を、そのポリマーフィルム上に蒸着する。その素子は、約14,500cd/m2の最大明るさ及び3cd/Aの最大効率(約10,000cd/m2において)を示す。200cd/m2における効率は、1.5cd/A(7.0Vにおいて)である。
Claims (9)
- 次式のエレクトロルミネッセンス素子用化合物:
R2は、それぞれ独立して出現するごとに、水素、ハロゲン、C1〜20ヒドロカルビル、C1〜20ヒドロカルビルオキシ、C1〜20チオエーテル、C1〜20ヒドロカルビルカルボニルオキシ、ジ(C1〜20ヒドロカルビル)アミノ又はシアノであり;
Ar1、Ar2、Ar3及びAr4は、それぞれ独立して出現するごとに、1つ又は複数のS、N、O、P、B若しくはSiヘテロ原子を任意に含有するC6〜20芳香族基、又はそれらのハロ−、C1〜20ヒドロカルビル−、ジ(C1〜20ヒドロカルビル)アミノ−、C1〜20ヒドロカルビルオキシ−、トリ(C1〜10ヒドロカルビル)シリル−又はトリ(C1〜10ヒドロカルビル)シロキシ−置換誘導体であり;
a及びbは、それぞれ独立して出現するごとに、0又は1であり;
X1及びX2は、それぞれ独立して出現するごとに、共有結合、O、S、SO2、CH2、C(R3)2又はNR3であり、ここでR3は、C1〜22アルキル、C3〜22シクロアルキル、C6〜24アリール及びC7〜24アラルキルからなる群から選択される]。 - R2が、それぞれ独立して出現するごとに、水素、C1〜20ヒドロカルビル、C 1 〜20ヒドロカルビルオキシ、C 1 〜20ヒドロカルビルカルボニルオキシ又はシアノである請求項1に記載の化合物。
- R2は、出現するごとに水素である請求項2に記載の化合物。
- Ar1、Ar2、Ar3及びAr4 がフェニレンであり、X1及びX2がO又はSである請求項1に記載の化合物。
- 次式の1つ又は複数の繰り返し単位を有するエレクトロルミネッセンス素子用オリゴマー又はエレクトロルミネッセンス素子用ポリマー:
R2は、それぞれ独立して出現するごとに、水素、ハロゲン、C1〜20ヒドロカルビル、C1〜20ヒドロカルビルオキシ、C1〜20チオエーテル、C1〜20ヒドロカルビルカルボニルオキシ、ジ(C1〜20ヒドロカルビル)アミノ又はシアノであり;
Ar1、Ar2、Ar3及びAr4は、それぞれ独立して出現するごとに、1つ又は複数のS、N、O、P、B若しくはSiヘテロ原子を任意に含有するC6〜20芳香族基、又はそれらのハロ−、C1〜20ヒドロカルビル−、ジ(C1〜20ヒドロカルビル)アミノ−、C1〜20ヒドロカルビルオキシ−、トリ(C1〜10ヒドロカルビル)シリル−又はトリ(C1〜10ヒドロカルビル)シロキシ−置換誘導体であり;
a及びbは、それぞれ独立して出現するごとに、0又は1であり;
X1及びX2は、それぞれ独立して出現するごとに、共有結合、O、S、SO2、CH2、C(R3)2又はNR3であり、ここでR3は、C1〜22アルキル、C3〜22シクロアルキル、C6〜24アリール及びC7〜24アラルキルからなる群から選択される]。 - 請求項5に記載のオリゴマー又はポリマーを含む組成物。
- 請求項5に記載の1つ又は複数の基を有するオリゴマー又はポリマーを形成するのに十分な反応条件下で請求項1に記載の化合物を加熱する工程を含むオリゴマー又はポリマーを調製する方法。
- フィルムの形態の請求項6に記載の組成物。
- ポリマーフィルムの1つ又は複数の層を含む電子素子であって、該電子素子がエレクトロルミネッセンス素子であり、その少なくとも1つが、請求項8に記載のフィルムを含む電子素子。
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GB2424896B (en) | 2008-02-27 |
CN102585172A (zh) | 2012-07-18 |
KR20120001810A (ko) | 2012-01-04 |
CN1882632A (zh) | 2006-12-20 |
JP2013014770A (ja) | 2013-01-24 |
US20070063191A1 (en) | 2007-03-22 |
TWI382078B (zh) | 2013-01-11 |
US7956350B2 (en) | 2011-06-07 |
CN1882632B (zh) | 2012-04-04 |
JP2007528916A (ja) | 2007-10-18 |
KR101217899B1 (ko) | 2013-01-02 |
TW200517473A (en) | 2005-06-01 |
WO2005049689A3 (en) | 2005-07-21 |
DE112004002221T5 (de) | 2007-01-18 |
GB2424896A (en) | 2006-10-11 |
TW200517472A (en) | 2005-06-01 |
WO2005049689A2 (en) | 2005-06-02 |
JP2007514654A (ja) | 2007-06-07 |
KR101217942B1 (ko) | 2013-01-02 |
US7893160B2 (en) | 2011-02-22 |
JP5398955B2 (ja) | 2014-01-29 |
TWI364447B (en) | 2012-05-21 |
GB0611892D0 (en) | 2006-07-26 |
US20110105711A1 (en) | 2011-05-05 |
WO2005049548A1 (en) | 2005-06-02 |
US20070102695A1 (en) | 2007-05-10 |
TW201229002A (en) | 2012-07-16 |
KR20060127853A (ko) | 2006-12-13 |
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