JP2002151272A5 - - Google Patents
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- JP2002151272A5 JP2002151272A5 JP2000341775A JP2000341775A JP2002151272A5 JP 2002151272 A5 JP2002151272 A5 JP 2002151272A5 JP 2000341775 A JP2000341775 A JP 2000341775A JP 2000341775 A JP2000341775 A JP 2000341775A JP 2002151272 A5 JP2002151272 A5 JP 2002151272A5
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【特許請求の範囲】
【請求項1】 陽極及び陰極と、これらの間に狭持された1層もしくは複数層の有機化合物より構成される電界発光素子に於いて、陽極と有機層の間にキャリア輸送補助層として一般式(1)
【化1】
(式中、R 1 及びR3はそれぞれ独立して水素原子、非置換もしくは置換の一価炭化水素基又はオルガノオキシ基を示し、R 2 は水素原子、水酸基、アシル基、非置換もしくは置換の一価炭化水素基又はオルガノオキシ基を示し、A及びBはそれぞれ独立に一般式(2)又は一般式(3)
【化2】
で表される二価の基であり、R4〜R11はそれぞれ独立して水素原子、水酸基、非置換もしくは置換の一価炭化水素基又はオルガノオキシ基、アシル基、又はスルホン酸基であり、m及びnはそれぞれ独立に1以上の正数で、m+n≦20を満足する。)で表されるオリゴアニリン誘導体と電子受容性ドーパントとで塩を形成してなる電気伝導性薄膜を用いたことを特徴とする電界発光素子。
【請求項2】 一般式(1)中のR2は、水素原子、水酸基、アシル基、炭素数1〜20のアルキル基、又は炭素数1〜20のアルコキシ基である請求項1記載の電界発光素子。
【請求項3】 ドーパントとして一般式(4)
【化3】
(Dはベンゼン環、ナフタレン環、アトラセン環、フェナントレン環又は複素環を表し、R12 及びR13はそれぞれ独立してカルボキシル基又はヒドロキシル基を表す。)で表されるスルホン酸誘導体を用いたことを特徴とする請求項1又は2記載の電界発光素子。
【請求項4】 請求項1記載の導電性薄膜においてその薄膜が一般式(1)のオリゴアニリン誘導体と一般式(4)のスルホン酸誘導体を有機溶剤に分散もしくは溶解させたものをスピンコートもしくはディッピングにより形成された請求項1乃至3のいずれかの請求項に記載の電界発光素子。
【請求項5】 請求項1記載の導電性薄膜においてその薄膜が一般式(1)のオリゴアニリン誘導体と一般式(4)のスルホン酸誘導体を有機溶剤に分散もしくは溶解させドーピングしその後、溶剤から単離したものを蒸着法により形成された請求項1乃至3のいずれかの請求項に記載の電界発光素子。
【請求項6】 一般式(1)で表されるオリゴアニリン誘導体と電子受容性ドーパントとの塩を含むキャリア輸送補助材料。
【化8】
(式中、R 1 及びR 3 はそれぞれ独立して水素原子、非置換もしくは置換の一価炭化水素基又はオルガノオキシ基を示し、R 2 は水素原子、水酸基、アシル基、非置換もしくは置換の一価炭化水素基又はオルガノオキシ基を示し、A及びBはそれぞれ独立に一般式(2)又は一般式(3)
【化9】
で表される二価の基であり、R 4 〜R 11 はそれぞれ独立して水素原子、水酸基、非置換もしくは置換の一価炭化水素基又はオルガノオキシ基、アシル基、又はスルホン酸基であり、m及びnはそれぞれ独立に1以上の正数で、m+n≦20を満足する。)
【請求項7】 前記A及びBが、前記一般式(2)で示される二価の基である請求項6記載のキャリア輸送補助材料。
【請求項8】 前記R 3 が、フェニル基である請求項6又は7記載のキャリア輸送補助材料。
【請求項9】 前記オリゴアニリン誘導体が、下記式で示される請求項6〜8のいずれか1項記載のキャリア輸送補助材料。
【化10】
【請求項10】 前記ドーパントが、一般式(4)で表されるスルホン酸誘導体である請求項6〜9のいずれか1項記載のキャリア輸送材料。
【化11】
(Dはベンゼン環、ナフタレン環、アトラセン環、フェナントレン環又は複素環を表し、R 12 及びR 13 はそれぞれ独立してカルボキシル基又はヒドロキシル基を表す。)
【請求項11】 請求項6〜10のいずれか1項記載のキャリア輸送材料から作製される薄膜。
[Claims]
1. An electrode comprising an anode and a cathode, and one or more organic compounds sandwiched between them.WorldIn a light emitting device, a general formula (1) is used as a carrier transport auxiliary layer between an anode and an organic layer.
[Chemical 1]
(Wherein R 1 AndAnd RThreeEach independentlyHydrogen atom,Represents an unsubstituted or substituted monovalent hydrocarbon group or organooxy group,R 2 Represents a hydrogen atom, a hydroxyl group, an acyl group, an unsubstituted or substituted monovalent hydrocarbon group or an organooxy group,A and B are each independently general formula (2) or general formula (3).
[Chemical formula 2]
R is a divalent group represented by RFour~ R11Are each independently a hydrogen atom, a hydroxyl group, an unsubstituted or substituted monovalent hydrocarbon group or an organooxy group, an acyl group, or a sulfonic acid group, and m and n are each independently a positive number of 1 or more, m + n ≦ 20 is satisfied. And an electroconductive thin film formed by forming a salt with an oligoaniline derivative represented by formula (1) and an electron-accepting dopant.WorldLight emitting element.
2. R in the general formula (1)2Is a hydrogen atom, a hydroxyl groupAThe electroluminescent device according to claim 1, which is a sil group, an alkyl group having 1 to 20 carbon atoms, or an alkoxy group having 1 to 20 carbon atoms.
3. The general formula (4) as a dopant
[Chemical 3]
(D represents a benzene ring, naphthalene ring, atracene ring, phenanthrene ring or heterocyclic ring;12 as well asR13Each independently represents a carboxyl grouporRepresents a hydroxyl group. The electroluminescent element according to claim 1, wherein a sulfonic acid derivative represented by formula (1) is used.
4. The conductive thin film according to claim 1, wherein the thin film is obtained by dispersing or dissolving an oligoaniline derivative of the general formula (1) and a sulfonic acid derivative of the general formula (4) in an organic solvent. The electroluminescent element according to claim 1, which is formed by dipping.
5. The conductive thin film according to claim 1, wherein the thin film is doped by dispersing or dissolving an oligoaniline derivative of the general formula (1) and a sulfonic acid derivative of the general formula (4) in an organic solvent, and then from the solvent. The electroluminescent element according to claim 1, wherein the isolated element is formed by a vapor deposition method.
[Claim 6] A carrier transport auxiliary material comprising a salt of an oligoaniline derivative represented by the general formula (1) and an electron-accepting dopant.
[Chemical 8]
(Wherein R 1 And R Three Each independently represents a hydrogen atom, an unsubstituted or substituted monovalent hydrocarbon group or an organooxy group, and R 2 Represents a hydrogen atom, a hydroxyl group, an acyl group, an unsubstituted or substituted monovalent hydrocarbon group or an organooxy group, and A and B are each independently a formula (2) or a formula (3).
[Chemical 9]
R is a divalent group represented by R Four ~ R 11 Are each independently a hydrogen atom, a hydroxyl group, an unsubstituted or substituted monovalent hydrocarbon group, an organooxy group, an acyl group, or a sulfonic acid group, and m and n are each independently a positive number of 1 or more, m + n ≦ 20 is satisfied. )
[Claim 7] The carrier transport auxiliary material according to claim 6, wherein the A and B are a divalent group represented by the general formula (2).
[Claim 8] R Three The carrier transport auxiliary material according to claim 6 or 7, wherein is a phenyl group.
[Claim 9] The carrier transport auxiliary material according to any one of claims 6 to 8, wherein the oligoaniline derivative is represented by the following formula.
[Chemical Formula 10]
[Claim 10] The carrier transport material according to claim 6, wherein the dopant is a sulfonic acid derivative represented by the general formula (4).
Embedded image
(D represents a benzene ring, naphthalene ring, atracene ring, phenanthrene ring or heterocyclic ring; 12 And R 13 Each independently represents a carboxyl group or a hydroxyl group. )
11. Claims The thin film produced from the carrier transport material of any one of Claims 6-10.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000341775A JP4868099B2 (en) | 2000-11-09 | 2000-11-09 | Electroluminescent device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000341775A JP4868099B2 (en) | 2000-11-09 | 2000-11-09 | Electroluminescent device |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2002151272A JP2002151272A (en) | 2002-05-24 |
JP2002151272A5 true JP2002151272A5 (en) | 2011-02-17 |
JP4868099B2 JP4868099B2 (en) | 2012-02-01 |
Family
ID=18816463
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000341775A Expired - Lifetime JP4868099B2 (en) | 2000-11-09 | 2000-11-09 | Electroluminescent device |
Country Status (1)
Country | Link |
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JP (1) | JP4868099B2 (en) |
Families Citing this family (36)
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TW200400243A (en) * | 2002-02-20 | 2004-01-01 | Nissan Chemical Ind Ltd | Organic conductive material and conductive varnish |
JP3933591B2 (en) | 2002-03-26 | 2007-06-20 | 淳二 城戸 | Organic electroluminescent device |
TW200415954A (en) * | 2002-11-07 | 2004-08-16 | Nissan Chemical Ind Ltd | Charge-transporting varnish |
TW200502277A (en) | 2003-05-20 | 2005-01-16 | Nissan Chemical Ind Ltd | Charge-transporting varnish |
CN100467459C (en) | 2003-06-25 | 2009-03-11 | 日产化学工业株式会社 | 1, 4-benzo-dioxan alkane sulfonic acid compound and the application of the compound as electron acceptor material |
JP5024498B2 (en) * | 2003-09-11 | 2012-09-12 | 日産化学工業株式会社 | Charge transporting varnish, charge transporting thin film, and organic electroluminescence device |
WO2005043962A1 (en) * | 2003-10-31 | 2005-05-12 | Nissan Chemical Industries, Ltd. | Charge-transporting organic material containing compound having 1,4-dithiin ring |
US9251923B2 (en) | 2004-04-30 | 2016-02-02 | Nissan Chemical Industries, Ltd. | Varnish containing good solvent and poor solvent |
KR101186938B1 (en) * | 2004-07-09 | 2012-09-28 | 닛산 가가쿠 고교 가부시키 가이샤 | Process for purification of oligoanilines and oligoanilines |
US7862747B2 (en) | 2004-08-31 | 2011-01-04 | Nissan Chemical Industries, Ltd. | Arylsulfonic acid compound and use thereof as electron-acceptor material |
JP5401791B2 (en) | 2005-10-28 | 2014-01-29 | 日産化学工業株式会社 | Charge transporting varnish for spray or ink jet coating |
EP2042484B1 (en) | 2006-07-18 | 2012-09-05 | Nissan Chemical Industries, Ltd. | Charge-transporting varnish |
KR101473294B1 (en) | 2006-09-13 | 2014-12-16 | 닛산 가가쿠 고교 가부시키 가이샤 | Oligoaniline compound and use thereof |
US8906519B2 (en) | 2006-09-13 | 2014-12-09 | Nissan Chemical Industries, Ltd. | Oligoaniline compounds |
KR101557109B1 (en) | 2007-04-12 | 2015-10-02 | 닛산 가가쿠 고교 가부시키 가이샤 | Oligoaniline compound |
JP5217231B2 (en) * | 2007-05-02 | 2013-06-19 | 日産化学工業株式会社 | Oligoaniline compounds |
TWI447099B (en) | 2008-01-29 | 2014-08-01 | Nissan Chemical Ind Ltd | Aryl sulfonic acid compounds and the use of electron acceptables |
CN102227830B (en) * | 2008-10-09 | 2015-02-18 | 日产化学工业株式会社 | Charge-transporting varnishes |
JP2010123930A (en) * | 2008-10-22 | 2010-06-03 | Nissan Chem Ind Ltd | Charge transporting material and charge transporting varnish |
US9049771B2 (en) | 2008-11-19 | 2015-06-02 | Nissan Chemical Industries, Ltd. | Charge-transporting material and charge-transporting varnish |
JP2011119411A (en) | 2009-12-02 | 2011-06-16 | Sony Corp | Organic electroluminescent element and display device |
CN106025098B (en) | 2011-09-21 | 2018-10-02 | 日产化学工业株式会社 | Charge-transporting varnish |
TWI635513B (en) | 2013-01-28 | 2018-09-11 | 日商日產化學工業股份有限公司 | Charge transport varnish |
CN105074949B (en) | 2013-03-11 | 2018-04-10 | 日产化学工业株式会社 | Charge-transporting varnish |
JP6004083B2 (en) * | 2013-03-18 | 2016-10-05 | 日産化学工業株式会社 | Charge transport varnish |
KR102270673B1 (en) | 2013-04-16 | 2021-06-30 | 닛산 가가쿠 가부시키가이샤 | Hole transporting varnish for metal positive electrodes and composite metal positive electrode |
US10164196B2 (en) * | 2013-06-21 | 2018-12-25 | Nissan Chemical Industries, Ltd. | Aniline derivative, charge-transporting varnish and organic electroluminescent device |
TWI630193B (en) | 2013-10-04 | 2018-07-21 | 日產化學工業股份有限公司 | Charge-transporting varnish, charge-transporting film, organic electroluminescence element, and method for manufacturing charge-transporting film |
WO2015053320A1 (en) | 2013-10-09 | 2015-04-16 | 日産化学工業株式会社 | Arylsulfonic acid compound, use thereof, and method for producing arylsulfonic acid compound |
TWI718099B (en) * | 2014-07-11 | 2021-02-11 | 日商日產化學工業股份有限公司 | Charge-transporting varnish and manufacturing method of charge-transporting film |
KR102537423B1 (en) | 2015-01-20 | 2023-05-26 | 닛산 가가쿠 가부시키가이샤 | Varnish for forming a charge-transporting thin film |
CN109415309B (en) * | 2016-06-16 | 2022-02-25 | 日产化学株式会社 | Sulfonate compound and use thereof |
US10513491B2 (en) | 2016-06-16 | 2019-12-24 | Nissan Chemical Corporation | Sulfonic acid ester compound and use therefor |
CN110226239B (en) | 2017-01-18 | 2022-08-09 | 日产化学株式会社 | Charge-transporting varnish and charge-transporting film using same |
EP3731291A4 (en) | 2017-12-20 | 2021-09-29 | Nissan Chemical Corporation | Charge-transporting varnish and charge-transporting thin film |
CN111511717A (en) | 2017-12-20 | 2020-08-07 | 日产化学株式会社 | Sulfonate compound and use thereof |
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JPH11204266A (en) * | 1998-01-08 | 1999-07-30 | Mitsubishi Electric Corp | Organic electroluminescence element |
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