DE602004017027D1 - Phosphoreszierende polymerverbindung und darauf basierende organische lichtemittierende vorrichtung - Google Patents
Phosphoreszierende polymerverbindung und darauf basierende organische lichtemittierende vorrichtungInfo
- Publication number
- DE602004017027D1 DE602004017027D1 DE602004017027T DE602004017027T DE602004017027D1 DE 602004017027 D1 DE602004017027 D1 DE 602004017027D1 DE 602004017027 T DE602004017027 T DE 602004017027T DE 602004017027 T DE602004017027 T DE 602004017027T DE 602004017027 D1 DE602004017027 D1 DE 602004017027D1
- Authority
- DE
- Germany
- Prior art keywords
- emitting device
- organic light
- polymer compound
- phosphorescent polymer
- therebor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 150000001875 compounds Chemical class 0.000 title abstract 4
- 229920000642 polymer Polymers 0.000 title abstract 3
- 239000000178 monomer Substances 0.000 abstract 2
- 125000006617 triphenylamine group Chemical group 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
- C08F212/02—Monomers containing only one unsaturated aliphatic radical
- C08F212/32—Monomers containing only one unsaturated aliphatic radical containing two or more rings
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
- C07F15/0006—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table compounds of the platinum group
- C07F15/0033—Iridium compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F226/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F246/00—Copolymers in which the nature of only the monomers in minority is defined
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/14—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/10—Organic polymers or oligomers
- H10K85/141—Organic polymers or oligomers comprising aliphatic or olefinic chains, e.g. poly N-vinylcarbazol, PVC or PTFE
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/10—Organic polymers or oligomers
- H10K85/151—Copolymers
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/11—Compounds covalently bound to a solid support
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/10—Non-macromolecular compounds
- C09K2211/1003—Carbocyclic compounds
- C09K2211/1007—Non-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/10—Non-macromolecular compounds
- C09K2211/1003—Carbocyclic compounds
- C09K2211/1014—Carbocyclic compounds bridged by heteroatoms, e.g. N, P, Si or B
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/10—Non-macromolecular compounds
- C09K2211/1018—Heterocyclic compounds
- C09K2211/1025—Heterocyclic compounds characterised by ligands
- C09K2211/1044—Heterocyclic compounds characterised by ligands containing two nitrogen atoms as heteroatoms
- C09K2211/1048—Heterocyclic compounds characterised by ligands containing two nitrogen atoms as heteroatoms with oxygen
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/14—Macromolecular compounds
- C09K2211/1408—Carbocyclic compounds
- C09K2211/1425—Non-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/14—Macromolecular compounds
- C09K2211/1441—Heterocyclic
- C09K2211/1466—Heterocyclic containing nitrogen as the only heteroatom
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/14—Macromolecular compounds
- C09K2211/1441—Heterocyclic
- C09K2211/1475—Heterocyclic containing nitrogen and oxygen as heteroatoms
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/18—Metal complexes
- C09K2211/185—Metal complexes of the platinum group, i.e. Os, Ir, Pt, Ru, Rh or Pd
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K2101/00—Properties of the organic materials covered by group H10K85/00
- H10K2101/10—Triplet emission
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/805—Electrodes
- H10K50/81—Anodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/805—Electrodes
- H10K59/8051—Anodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/30—Coordination compounds
- H10K85/341—Transition metal complexes, e.g. Ru(II)polypyridine complexes
- H10K85/342—Transition metal complexes, e.g. Ru(II)polypyridine complexes comprising iridium
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
- H10K85/633—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine comprising polycyclic condensed aromatic hydrocarbons as substituents on the nitrogen atom
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/656—Aromatic compounds comprising a hetero atom comprising two or more different heteroatoms per ring
- H10K85/6565—Oxadiazole compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Electroluminescent Light Sources (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Luminescent Compositions (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003306711 | 2003-08-29 | ||
PCT/JP2004/012771 WO2005021678A2 (en) | 2003-08-29 | 2004-08-27 | Phosphorescent polymer compound and organic light emitting device using the same |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602004017027D1 true DE602004017027D1 (de) | 2008-11-20 |
Family
ID=36242380
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602004017027T Active DE602004017027D1 (de) | 2003-08-29 | 2004-08-27 | Phosphoreszierende polymerverbindung und darauf basierende organische lichtemittierende vorrichtung |
Country Status (8)
Country | Link |
---|---|
US (1) | US20070155928A1 (de) |
EP (1) | EP1664237B1 (de) |
KR (1) | KR101119982B1 (de) |
CN (1) | CN100509996C (de) |
AT (1) | ATE410495T1 (de) |
DE (1) | DE602004017027D1 (de) |
TW (1) | TW200526694A (de) |
WO (1) | WO2005021678A2 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10361385B4 (de) * | 2003-12-29 | 2011-07-28 | OSRAM Opto Semiconductors GmbH, 93055 | Polymere, phosphoreszierende, organisch halbleitende Emittermaterialien auf Basis perarylierter Borane, Verfahren zu deren Herstellung und Verwendungen davon |
CN101167196B (zh) * | 2005-01-31 | 2012-10-31 | 株式会社半导体能源研究所 | 空穴注入材料、发光元件用材料、发光元件、有机化合物、单体和单体混合物 |
WO2006101018A1 (en) * | 2005-03-23 | 2006-09-28 | Semiconductor Energy Laboratory Co., Ltd. | Composite material, material for light-emitting element, light-emitting element, light-emitting device and electronic device |
JP4466594B2 (ja) * | 2005-03-30 | 2010-05-26 | セイコーエプソン株式会社 | 有機el装置及び有機el装置の製造方法 |
WO2007020881A1 (en) | 2005-08-17 | 2007-02-22 | Showa Denko K.K. | Organic electroluminescence device using a copolymer and a phosphorescent compound |
SG174049A1 (en) * | 2006-09-05 | 2011-09-29 | Showa Denko Kk | Organic electroluminescence element and use thereof |
WO2008029652A1 (en) * | 2006-09-08 | 2008-03-13 | Konica Minolta Holdings, Inc. | Organic electroluminescent device, illuminating device and display |
KR101110012B1 (ko) * | 2006-11-01 | 2012-02-09 | 쇼와 덴코 가부시키가이샤 | 환상 실록산 화합물, 유기 전계 발광 소자 및 그의 용도 |
US8119255B2 (en) | 2006-12-08 | 2012-02-21 | Universal Display Corporation | Cross-linkable iridium complexes and organic light-emitting devices using the same |
US8778508B2 (en) | 2006-12-08 | 2014-07-15 | Universal Display Corporation | Light-emitting organometallic complexes |
WO2008109824A2 (en) | 2007-03-08 | 2008-09-12 | Universal Display Corporation | Phosphorescent materials |
US9130177B2 (en) | 2011-01-13 | 2015-09-08 | Universal Display Corporation | 5-substituted 2 phenylquinoline complexes materials for light emitting diode |
US7993763B2 (en) | 2007-05-10 | 2011-08-09 | Universal Display Corporation | Organometallic compounds having host and dopant functionalities |
JPWO2009063757A1 (ja) * | 2007-11-14 | 2011-03-31 | コニカミノルタホールディングス株式会社 | 有機エレクトロルミネッセンス素子材料、有機エレクトロルミネッセンス素子、有機エレクトロルミネッセンス素子の製造方法、表示装置及び照明装置 |
WO2009073246A1 (en) | 2007-12-06 | 2009-06-11 | Universal Display Corporation | Method for the synthesis of iridium (iii) complexes with sterically demanding ligands |
US20110001423A1 (en) * | 2008-02-15 | 2011-01-06 | Showa Denko K.K. | Process for treating an electrode surface, electrode, and process for manufacturing organic electroluminescence devices |
US20110227107A1 (en) * | 2008-11-27 | 2011-09-22 | Showa Denko K.K. | Light-emitting element, image display device and illuminating device |
WO2010098023A1 (ja) * | 2009-02-26 | 2010-09-02 | 出光興産株式会社 | 新規重合性単量体とその重合体、それを用いた有機デバイス用材料、正孔注入輸送材料及び有機エレクトロルミネッセンス素子 |
WO2011010503A1 (ja) | 2009-07-21 | 2011-01-27 | 昭和電工株式会社 | 発光素子、発光素子の製造方法、画像表示装置および照明装置 |
JP5856483B2 (ja) | 2009-10-27 | 2016-02-09 | 三星電子株式会社Samsung Electronics Co.,Ltd. | 陽極バッファ層用組成物、陽極バッファ層用高分子化合物、有機エレクトロルミネッセンス素子、その製造方法およびその用途 |
US10008677B2 (en) | 2011-01-13 | 2018-06-26 | Universal Display Corporation | Materials for organic light emitting diode |
JP5892013B2 (ja) * | 2012-09-12 | 2016-03-23 | 富士ゼロックス株式会社 | 電荷輸送性膜、光電変換装置、電子写真感光体、プロセスカートリッジ、及び画像形成装置 |
US10319912B2 (en) | 2015-01-29 | 2019-06-11 | Samsung Electronics Co., Ltd. | Charge-transporting material and organic light-emitting device including the same |
KR102378694B1 (ko) | 2019-06-28 | 2022-03-25 | 주식회사 엘지화학 | 중합체, 이를 포함하는 코팅 조성물 및 이를 이용한 유기 발광 소자 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US713359A (en) * | 1902-07-28 | 1902-11-11 | Battle Creek Novelty Company Ltd | Lock. |
US4885211A (en) * | 1987-02-11 | 1989-12-05 | Eastman Kodak Company | Electroluminescent device with improved cathode |
JP2000012882A (ja) * | 1998-06-25 | 2000-01-14 | Fuji Photo Film Co Ltd | 反応性芳香族アミンをホール輸送層に含む光起電力素子およびその製造方法 |
US6127004A (en) * | 1999-01-29 | 2000-10-03 | Eastman Kodak Company | Forming an amorphous fluorocarbon layer in electroluminescent devices |
JP2002124390A (ja) * | 2000-10-16 | 2002-04-26 | Jsr Corp | 有機エレクトロルミネッセンス素子 |
JP3893949B2 (ja) * | 2001-11-15 | 2007-03-14 | 昭和電工株式会社 | 重合性化合物およびその製造方法 |
JP4574936B2 (ja) * | 2001-08-31 | 2010-11-04 | 日本放送協会 | 燐光発光性化合物及び燐光発光性組成物 |
US7250226B2 (en) * | 2001-08-31 | 2007-07-31 | Nippon Hoso Kyokai | Phosphorescent compound, a phosphorescent composition and an organic light-emitting device |
SG111968A1 (en) * | 2001-09-28 | 2005-06-29 | Semiconductor Energy Lab | Light emitting device and method of manufacturing the same |
-
2004
- 2004-08-27 CN CNB2004800249752A patent/CN100509996C/zh active Active
- 2004-08-27 DE DE602004017027T patent/DE602004017027D1/de active Active
- 2004-08-27 US US10/569,832 patent/US20070155928A1/en not_active Abandoned
- 2004-08-27 WO PCT/JP2004/012771 patent/WO2005021678A2/en active Application Filing
- 2004-08-27 TW TW093125911A patent/TW200526694A/zh unknown
- 2004-08-27 AT AT04772720T patent/ATE410495T1/de not_active IP Right Cessation
- 2004-08-27 KR KR1020067004124A patent/KR101119982B1/ko active IP Right Grant
- 2004-08-27 EP EP04772720A patent/EP1664237B1/de active Active
Also Published As
Publication number | Publication date |
---|---|
KR20060121846A (ko) | 2006-11-29 |
CN100509996C (zh) | 2009-07-08 |
EP1664237B1 (de) | 2008-10-08 |
KR101119982B1 (ko) | 2012-03-15 |
WO2005021678A2 (en) | 2005-03-10 |
CN1845979A (zh) | 2006-10-11 |
US20070155928A1 (en) | 2007-07-05 |
ATE410495T1 (de) | 2008-10-15 |
EP1664237A2 (de) | 2006-06-07 |
TWI336709B (de) | 2011-02-01 |
WO2005021678A3 (en) | 2005-05-06 |
TW200526694A (en) | 2005-08-16 |
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Legal Events
Date | Code | Title | Description |
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8364 | No opposition during term of opposition |