WO2006132359A1 - ポリアリーレン - Google Patents
ポリアリーレン Download PDFInfo
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- WO2006132359A1 WO2006132359A1 PCT/JP2006/311613 JP2006311613W WO2006132359A1 WO 2006132359 A1 WO2006132359 A1 WO 2006132359A1 JP 2006311613 W JP2006311613 W JP 2006311613W WO 2006132359 A1 WO2006132359 A1 WO 2006132359A1
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- 229920000412 polyarylene Polymers 0.000 title description 58
- 150000001875 compounds Chemical class 0.000 claims abstract description 154
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 102
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 79
- 125000003118 aryl group Chemical group 0.000 claims abstract description 36
- 125000001424 substituent group Chemical group 0.000 claims abstract description 31
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 claims abstract 2
- 229920000642 polymer Polymers 0.000 claims description 331
- 239000010410 layer Substances 0.000 claims description 257
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- 238000000034 method Methods 0.000 claims description 64
- 150000002430 hydrocarbons Chemical class 0.000 claims description 61
- 229930195733 hydrocarbon Natural products 0.000 claims description 53
- 239000004215 Carbon black (E152) Substances 0.000 claims description 52
- 238000002347 injection Methods 0.000 claims description 50
- 239000007924 injection Substances 0.000 claims description 50
- 125000002252 acyl group Chemical group 0.000 claims description 42
- 230000005525 hole transport Effects 0.000 claims description 41
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- 125000003277 amino group Chemical group 0.000 claims description 31
- 125000004665 trialkylsilyl group Chemical group 0.000 claims description 28
- 229910052786 argon Inorganic materials 0.000 claims description 25
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 25
- 125000000751 azo group Chemical group [*]N=N[*] 0.000 claims description 24
- 239000012044 organic layer Substances 0.000 claims description 24
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 23
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 21
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 18
- 125000000623 heterocyclic group Chemical group 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 17
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 15
- ABLZXFCXXLZCGV-UHFFFAOYSA-N phosphonic acid group Chemical group P(O)(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 claims description 15
- 125000000542 sulfonic acid group Chemical group 0.000 claims description 15
- 125000003396 thiol group Chemical group [H]S* 0.000 claims description 15
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- 229910052801 chlorine Inorganic materials 0.000 claims description 10
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 9
- 238000012643 polycondensation polymerization Methods 0.000 claims description 9
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 8
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- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 7
- 150000004696 coordination complex Chemical group 0.000 claims description 7
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- SZUVGFMDDVSKSI-WIFOCOSTSA-N (1s,2s,3s,5r)-1-(carboxymethyl)-3,5-bis[(4-phenoxyphenyl)methyl-propylcarbamoyl]cyclopentane-1,2-dicarboxylic acid Chemical compound O=C([C@@H]1[C@@H]([C@](CC(O)=O)([C@H](C(=O)N(CCC)CC=2C=CC(OC=3C=CC=CC=3)=CC=2)C1)C(O)=O)C(O)=O)N(CCC)CC(C=C1)=CC=C1OC1=CC=CC=C1 SZUVGFMDDVSKSI-WIFOCOSTSA-N 0.000 description 23
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- AOSZTAHDEDLTLQ-AZKQZHLXSA-N (1S,2S,4R,8S,9S,11S,12R,13S,19S)-6-[(3-chlorophenyl)methyl]-12,19-difluoro-11-hydroxy-8-(2-hydroxyacetyl)-9,13-dimethyl-6-azapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-16-one Chemical compound C([C@@H]1C[C@H]2[C@H]3[C@]([C@]4(C=CC(=O)C=C4[C@@H](F)C3)C)(F)[C@@H](O)C[C@@]2([C@@]1(C1)C(=O)CO)C)N1CC1=CC=CC(Cl)=C1 AOSZTAHDEDLTLQ-AZKQZHLXSA-N 0.000 description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 21
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- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 description 17
- 238000000576 coating method Methods 0.000 description 17
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 15
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- 239000002244 precipitate Substances 0.000 description 15
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- 125000003917 carbamoyl group Chemical group [H]N([H])C(*)=O 0.000 description 14
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- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 13
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- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 11
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- GHYOCDFICYLMRF-UTIIJYGPSA-N (2S,3R)-N-[(2S)-3-(cyclopenten-1-yl)-1-[(2R)-2-methyloxiran-2-yl]-1-oxopropan-2-yl]-3-hydroxy-3-(4-methoxyphenyl)-2-[[(2S)-2-[(2-morpholin-4-ylacetyl)amino]propanoyl]amino]propanamide Chemical compound C1(=CCCC1)C[C@@H](C(=O)[C@@]1(OC1)C)NC([C@H]([C@@H](C1=CC=C(C=C1)OC)O)NC([C@H](C)NC(CN1CCOCC1)=O)=O)=O GHYOCDFICYLMRF-UTIIJYGPSA-N 0.000 description 10
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 10
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- LNUFLCYMSVYYNW-ZPJMAFJPSA-N [(2r,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6r)-6-[(2r,3r,4s,5r,6r)-6-[(2r,3r,4s,5r,6r)-6-[[(3s,5s,8r,9s,10s,13r,14s,17r)-10,13-dimethyl-17-[(2r)-6-methylheptan-2-yl]-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1h-cyclopenta[a]phenanthren-3-yl]oxy]-4,5-disulfo Chemical compound O([C@@H]1[C@@H](COS(O)(=O)=O)O[C@@H]([C@@H]([C@H]1OS(O)(=O)=O)OS(O)(=O)=O)O[C@@H]1[C@@H](COS(O)(=O)=O)O[C@@H]([C@@H]([C@H]1OS(O)(=O)=O)OS(O)(=O)=O)O[C@@H]1[C@@H](COS(O)(=O)=O)O[C@H]([C@@H]([C@H]1OS(O)(=O)=O)OS(O)(=O)=O)O[C@@H]1C[C@@H]2CC[C@H]3[C@@H]4CC[C@@H]([C@]4(CC[C@@H]3[C@@]2(C)CC1)C)[C@H](C)CCCC(C)C)[C@H]1O[C@H](COS(O)(=O)=O)[C@@H](OS(O)(=O)=O)[C@H](OS(O)(=O)=O)[C@H]1OS(O)(=O)=O LNUFLCYMSVYYNW-ZPJMAFJPSA-N 0.000 description 10
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- IIOSDXGZLBPOHD-UHFFFAOYSA-N tris(2-methoxyphenyl)phosphane Chemical compound COC1=CC=CC=C1P(C=1C(=CC=CC=1)OC)C1=CC=CC=C1OC IIOSDXGZLBPOHD-UHFFFAOYSA-N 0.000 description 1
- UYUUAUOYLFIRJG-UHFFFAOYSA-N tris(4-methoxyphenyl)phosphane Chemical compound C1=CC(OC)=CC=C1P(C=1C=CC(OC)=CC=1)C1=CC=C(OC)C=C1 UYUUAUOYLFIRJG-UHFFFAOYSA-N 0.000 description 1
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Classifications
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Definitions
- the present invention relates to a polyarylene.
- Non-Patent Document 1 As a regioregular polyarylene having a head-to-head bond in a high proportion, those having a repeating unit such as thiophene, pyridine, quinoline, and furan have been known (see Non-Patent Document 1).
- the force of the polyphenylene described in Non-Patent Document 3 is known. There is no description about the positional regularity of.
- the polyphenylenes described in Non-Patent Document 3 have the ability to have an alkoxymethyl group or an acylmethyl group as a substituent. These substituents are easily cleaved in both oxidizing and reducing atmospheres. For example, it is not suitable for use as a light emitting material, a charge transport material, an organic semiconductor material, a polymer electrolyte membrane, or the like.
- Non-Patent Document 1 Adv. Mater. 1998, 10, 93
- Non-Patent Document 2 Appl. Phys. Lett. 1996, 69, 4108
- Non-Patent Document 3 Polymeric Materials Science and Engineering 1999, 80, 229 Disclosure of Invention
- a light-emitting material a charge transport material, an organic semiconductor material, and a polymer electrode having excellent stability.
- a polymer material such as a denatured membrane, a polyarylene containing a regioregular chain having a divalent aromatic group whose aromatic ring is an aromatic hydrocarbon ring and having a head-to-one bond in a high proportion was desired.
- the present invention relates to a chain (generally referred to as a structural chain) that only has a repeating unit (generally referred to as a structural unit) represented by the following formula (1).
- the average value of the number of repeating units forming the chain is 3 or more, and the total bond formed between the repeating units is formed between the head and tail.
- the present invention relates to a polymer compound (polyarylene) characterized by having a bond ratio of 85% or more.
- Ar 1 in formula (1) is a divalent aromatic group, and the aromatic ring is an aromatic hydrocarbon ring (that is, the aromatic ring is composed only of carbon atoms.)
- O R 1 is Represents a substituent on Ar 1 and each independently represents a hydrocarbon group, a hydrocarbonoxy group, a hydrocarbonthio group, a trialkylsilyl group, a halogen atom, a nitro group, a cyano group, a hydroxyl group, a mercapto group, an acyl group, a formyl group.
- n represents an integer of 0 to 30.
- n represents an integer of 2 or more, multiple R 1s are the same. Even one is different!
- the number of carbon atoms is given by the IUP AC organic chemical nomenclature with the repeating unit represented by the formula (1) as a divalent group, out of the two carbon atoms with free valences, The smaller carbon atom is the head and the larger carbon atom is the tail.
- the repeating unit represented by formula (1) does not have a 2-fold symmetry axis perpendicular to the straight line at the midpoint of the straight line connecting the head and tail.
- the polymer compound (polyarylene) of the present invention is excellent in stability such as thermal stability and chemical stability, and is useful as a light-emitting material and a charge transport material, and is a dye for lasers and a material for organic solar cells. It can be used as a material for an electrically conductive thin film such as an organic semiconductor for an organic transistor, a conductive thin film or an organic semiconductor thin film, or a polymer electrolyte material such as a polymer electrolyte film such as a metal ion or proton conductive film.
- the polymer compound of the present invention (hereinafter also referred to as polyarylene of the present invention) includes a repeating unit represented by the formula (1).
- Ar 1 in the formula (1) is a divalent aromatic group, and the aromatic ring is an aromatic hydrocarbon ring.
- the divalent aromatic group refers to a remaining atomic group obtained by removing two hydrogen atoms bonded to a carbon atom of benzene, or a condensed ring force including one or more aromatic rings. This is the remaining atomic group from which two hydrogen atoms bonded to the carbon atom are removed.
- the divalent aromatic group usually has 6 to 100 carbon atoms, preferably 6 to 60 carbon atoms, more preferably 6 to 45 carbon atoms, and still more preferably 6 to 30 carbon atoms.
- the carbon number of the divalent aromatic group does not include the carbon number of the substituent.
- an atomic group of the following formula (1A-1) is exemplified, and a condensed group containing one or more aromatic rings:
- the remaining atomic groups after removing two hydrogen atoms bonded to the carbon atoms of the aromatic ring include the following formulas (1B-1) to (1B-36) and (1C-1) to (1C -37) is exemplified.
- the divalent aromatic group is preferably an atomic group of the formulas (1B-1) to (1B-36) and the formulas (1C-1) to (1C-3 7), more preferably the formula (1B- 1) to (1B-13) and groups of formulas (1C-1) to (1C-37), more preferably formulas (1B-8) to (: L B-13) and formulas (1C -1) to (: L C-37)
- An atomic group, more preferably an atomic group of the formula (1C-1) to (: LC-37), and still more preferably an atomic group of the formula (1C-4) to (: LC-12). is there.
- R 1 represents a substituent on Ar 1 and each independently represents a hydrocarbon group, a hydrocarbonoxy group, a hydrocarbonthio group, a trialkylsilyl group, a halogen atom, a nitro group, Group, cyano group, hydroxyl group, mercapto group, acyl group, formyl group, carboxyl group, carbonized It represents a hydrogen carboxyl group, an amino group, an amino group, an imidoyl group, an azo group, an acyloxy group, a phosphonic acid group or a sulfonic acid group.
- Examples of the hydrocarbon group for R 1 in the formula (1) include a methyl group, an ethyl group, a propyl group, an isopropyl group, a butyl group, an isobutyl group, a t-butyl group, a pentyl group, and a cyclopentyl group.
- Linear, branched or cyclic alkyl groups having about 1 to 50 carbon atoms such as xyl group, cyclohexyl group, norborn group, nonyl group, decyl group, 3,7-dimethyloctyl group; 4-methylphenol group, 4-isopropylphenol group, 4-butylphenol group, 4-t-butylphenyl group, 4-hexylphenol group, 4-cyclohexylphenyl group, 4-adamantylphenol group , 4 phenyl group, 1-naphthyl group, 2-naphthyl group and the like having a total carbon number of about 6 to 60; a phenyl group, a 1-phenyl group, a 2-phenyl group, 1 Phenol— 1-propyl group, 1-phenol-2 propiyl Groups such as 2-propyl 2-propyl, 1-ferro 3-propyl, 1-fluoro 4 butyl, 1-fluoro 5 pentyl
- the hydrocarbon group is preferably a hydrocarbon group having 1 to 30 carbon atoms, more preferably a hydrocarbon group having 1 to 22 carbon atoms, and further preferably a hydrocarbon group having 1 to 16 carbon atoms. .
- the hydrocarbon group further includes a hydrocarbon thio group, a trialkylsilyl group, a halogen atom, a nitrogen group, a cyano group, a hydroxyl group, a mercapto group, an acyl group, a formyl group, a carboxyl group, and a hydrocarbon oxycarbon.
- the hydrocarbon thio group that may be substituted for the hydrocarbon group at R 1 in (1) is, for example, a methylthio group, an ethylthio group, a propylthio group, an isopropylthio group, a butylthio group, an isobutylthio group, or a t-butylthio group.
- hydrocarbonthio group having about 1 to 50 carbon atoms such as a group, a docosylthio group, a furthio group, and a 4-butyl furthio group.
- the hydrocarbonthio group preferably has 1 to 30 carbon atoms, more preferably 1 to 22 carbon atoms, and still more preferably 1 to 16 carbon atoms.
- an alkyl group substituted with may trialkylsilyl group in the hydrocarbon group in R 1 in, for example, a methyl group, Echiru group, a propyl group, an isopropyl group, butyl group, isobutyl group, t Alkyl groups having about 1 to 50 carbon atoms such as butyl group, pentyl group, hexyl group, nonyl group, dodecyl group, pentadecyl group, octadecyl group, docosyl group and the like can be mentioned.
- the three alkyl groups in the trialkylsilyl group may be the same or different! /!
- the halogen atom that may be substituted for the hydrocarbon group represented by R 1 in (1) includes a fluorine atom, a chlorine atom, a bromine atom, and an iodine atom.
- Examples of the acyl group that may be substituted for the hydrocarbon group represented by R 1 in (1) include an acetyl group, a propanoyl group, a hexanol group, an otathanyl group, a 2-ethylhexanoyl group, a benzoyl group, 4 Examples include acyl groups with 2 to 30 total carbon atoms such as butyl benzoyl groups.
- Examples of the hydrocarbon oxycarbonyl group which may be substituted for the hydrocarbon group represented by R 1 in (1) include, for example, a methoxy carbo ol group, an ethoxy carbo ol group, an n butoxy carbo ol group, t Hydrocarbons with a total carbon number of about 1 to 30 such as butoxycarbonyl group, cyclohexylmethyloxycarbonyl group, n-octyloxycarboxyl group, phenylcarboxyl group, 4-butylphenyloxycarbonyl group, etc. And an oxycarbonyl group.
- the two hydrogen atoms on the nitrogen atom of the amino group that may be substituted with the hydrocarbon group for R 1 in (1) are each independently a hydrocarbon group, an acyl group, or a hydrocarbon oxycarbonyl group. May be replaced.
- Examples of the hydrocarbon group, the acyl group, and the hydrocarbon oxycarbonyl group include those described above.
- the aminocarbonyl group which may be substituted with the hydrocarbon group represented by R 1 in (1) is a carbo group substituted with the above amino group having about 1 to 30 carbon atoms.
- the azo group that may be substituted for the hydrocarbon group at R 1 in (1) is, for example, a total carbon number of 1 to 30 such as a diazel group, a methylazo group, a propylazo group, and a phenazo group. Degree of azo group.
- Examples of the hydrocarbonoxy group for R 1 in the formula (1) include a methyloxy group, an ethyloxy group, a propyloxy group, an isopropyloxy group, a butoxy group, an isobutyloxy group, a t-butyloxy group, and a pentyloxy group.
- aryloxy groups phenylmethyloxy groups, 1-phenylethyloxy groups, 2-phenyl-groups Ethyloxy group, 1-Ferule 1-Propyloxy group, 1-Ferruyl 2-Propyloxy group, 2-Fer-Luol 2 Propyloxy group, 1-Fer-Lu 3 Propoxy group, 1-Ferrulu 4 Butyloxy group, 1 Examples thereof include aralkyloxy groups having a total carbon number of about 7 to 60, such as a phenol-5 pentyloxy group and a 1-phenyl-6 hexyloxy group.
- the hydrocarbon oxy group is preferably a hydrocarbon oxy group having 1 to 40 carbon atoms, more preferably a hydrocarbon oxy group having 1 to 30 carbon atoms, and still more preferably a hydrocarbon having 1 to 20 carbon atoms. It is an oxy group.
- the hydrocarbonoxy group further includes a hydrocarbonoxy group, a hydrocarbonthio group, a trialkylsilyl group, a halogen atom, a nitro group, a cyano group, a hydroxyl group, a mercapto group, an acyl group, a formyl group, a carboxyl group, It may be substituted with a hydrocarbon oxycarbonyl group, an amino group, an aminocarbonyl group, an imidoyl group, an azo group, a phosphonic acid group, or a sulfonic acid group.
- the hydrocarbonoxy group, the hydrocarbonthio group, the trialkylsilyl group, the halogen atom, the acyl group, the hydrocarbonoxycarboxyl group, the amino group, the aminocarbonyl group, the imidoyl group, and the azo group are as described above. The same can be mentioned.
- the hydrocarbon Chio group in R 1 of [0025] for example, a methylthio group, Echiruchi O group, propylthio group, isopropylthio group, Puchiruchio group, Isopuchiruchio group, t Butylthio group, pentylthio group, hexylthio group, cyclohexylthio group, heptylthio group, cyclohexylmethylthio group, octylthio group, 2-ethylhexylthio group, northio group, dodecylthio group, pentadecylthio group, octadecylthio group And hydrocarbonthio groups having about 1 to 50 carbon atoms such as docosylthio group, phenolthio group and 4-butylphenolthio group.
- the hydrocarbonthio group preferably has 1 to 30 carbon atoms, more preferably 1 to 22 carbon atoms, and still more preferably 1 to 16 carbon atoms.
- the hydrocarbonthio group further includes a hydrocarbonoxy group, a hydrocarbonthio group, a trialkylsilyl group, a halogen atom, a nitro group, a cyano group, a hydroxyl group, a mercapto group, an acyl group, a formyl group, a carboxyl group, and a carbonized group. It may be substituted with a hydrogenoxycarbonyl group, amino group, aminocarbonyl group, imidoyl group, azo group, phosphonic acid group, or sulfonic acid group.
- hydrocarbon oxy group hydrocarbon thio group, trialkylsilyl group, halogen atom
- acyl group hydrocarbon oxycarbonyl group, amino group, aminocarbonyl group, imidoyl group, and azo group are the same as those described above.
- Examples of the alkyl group of the trialkylsilyl group in R 1 in the formula (1) include, for example, a methyl group, an ethyl group, a propyl group, an isopropyl group, a butyl group, an isobutyl group, a t-butyl group, a pentyl group, Examples thereof include alkyl groups having about 1 to 50 carbon atoms such as xyl group, nonyl group, dodecyl group, pentadecyl group, octadecyl group, docosyl group and the like.
- the three alkyl groups in the trialkylsilyl group may be the same or different! /, Or! /.
- Examples of the halogen atom for R 1 in formula (1) include a fluorine atom, a chlorine atom, a bromine atom, and an iodine atom.
- Examples of the isyl group in R 1 in the formula (1) include, for example, a acetyl group, a propanol group, a butanol group, a cyclohexyl acetyl group, a benzoyl group, a 4-butyl benzoyl group, and the like having a total carbon number of about 2 to 50.
- An acyl group for example, a acetyl group, a propanol group, a butanol group, a cyclohexyl acetyl group, a benzoyl group, a 4-butyl benzoyl group, and the like having a total carbon number of about 2 to 50.
- the acyl group preferably has 2 to 30 carbon atoms, more preferably 2 to 22 carbon atoms, and still more preferably 2 to 16 carbon atoms.
- the acyl group further includes a hydrocarbonoxy group, a hydrocarbonthio group, a trialkylsilyl group, Halogen atom, nitro group, cyano group, hydroxyl group, mercapto group, acyl group, formyl group, carboxyl group, hydrocarbonoxycarbonyl group, amino group, aminocarbonyl group, imidoyl group, azo group, phosphonic acid group, Alternatively, it may be substituted with a sulfonic acid group.
- the hydrocarbonoxy group, the hydrocarbonthio group, the trialkylsilyl group, the halogen atom, the acyl group, the hydrocarbonoxycarboxyl group, the amino group, the aminocarbonyl group, the imidoyl group, and the azo group The same thing is mentioned.
- Examples of the hydrocarbon oxycarboxyl group represented by R 1 in the formula (1) include a methoxy carbo ol group, an ethoxy carbo ol group, an n butoxy carbo ol group, a t butoxy carbo ol group, a cyclo Total carbon number such as hexylmethyloxycarbonyl group, n-octyloxycarbol group, phenylcarboxyl group, 4-butylphenylcarboxyl group, 1-naphthyloxycarbon group, etc. There are about 50 hydrocarbon oxycarbonyl groups.
- the hydrocarbon oxycarbonyl group preferably has 2 to 30 carbon atoms, more preferably 2 to 22 carbon atoms, and still more preferably 2 to 16 carbon atoms.
- the hydrocarbonoxycarbonyl group further includes a hydrocarbonoxy group, a hydrocarbonthio group, a trialkylsilyl group, a halogen atom, a nitro group, a cyano group, a hydroxyl group, a mercapto group, an acyl group, a formyl group, It may be substituted with a carboxyl group, a hydrocarbonoxycarbonyl group, an amino group, an aminocarbol group, an imidoyl group, an azo group, a phosphonic acid group, or a sulfonic acid group.
- the hydrocarbonoxy group, the hydrocarbonthio group, the trialkylsilyl group, the halogen atom, the acyl group, the hydrocarbonoxycarboxyl group, the amino group, the aminocarbonyl group, the imidoyl group, and the azo group The same thing is mentioned.
- two hydrogen atoms on the nitrogen atom are each independently replaced by a hydrocarbon group, an acyl group, or a hydrocarbon oxycarbonyl group.
- the total number of carbon atoms is about 0-50.
- Examples of the hydrocarbon group and the acyl group include those described above.
- the amino group preferably has 0 to 30 carbon atoms, more preferably 0 to 22 carbon atoms, and still more preferably 0 to 16 carbon atoms.
- the amino group for R 1 in the formula (1) is a carbo group substituted with the above amino group, and the total number of carbon atoms is about 1 to 50.
- the aminocarbonyl group preferably has 1 to 30 carbon atoms, more preferably 1 to
- Examples of the imidoyl group in R 1 in the formula (1) include a formimidoyl group, aacetimidoyl group, a propionimidoyl group, a benzimidoyl group, an N-methylacetimidoyl group, and an N-phenyl group.
- Examples include imidoyl groups having about 1 to 50 total carbon atoms such as acetimidoyl groups.
- the imidoyl group preferably has 1 to 30 carbon atoms, more preferably 1 to 22 carbon atoms, and still more preferably 1 to 16 carbon atoms.
- the imidoyl group further includes a hydrocarbonoxy group, a hydrocarbonthio group, a trialkylsilyl group, a halogen atom, a nitro group, a cyano group, a hydroxyl group, a mercapto group, an acyl group, a formyl group, a carboxyl group, and a carbonized group. It may be substituted with a hydrogen carboxyl group, amino group, amino carbonate group, imidoyl group, azo group, phosphonic acid group, or sulfonic acid group.
- acyl group hydrocarbon oxycarbonyl group, amino group, aminocarbonyl group, imidoyl group, and azo group are the same as those described above.
- Examples of the azo group for R 1 in the formula (1) include azo groups having about 1 to 50 carbon atoms such as a methylazo group, a propylazo group, and a phenazo group.
- the azo group preferably has 1 to 30 carbon atoms, more preferably 1 to 22 carbon atoms, and still more preferably 1 to 16 carbon atoms.
- the azo group further includes a hydrocarbonoxy group, a hydrocarbonthio group, a trialkylsilyl group, a halogen atom, a nitro group, a cyano group, a hydroxyl group, a mercapto group, an acyl group, and a formyl group.
- a carboxyl group a hydrocarbonoxycarbonyl group, an amino group, an aminocarbonyl group, an imidoyl group, an azo group, a phosphonic acid group, or a sulfonic acid group.
- hydrocarbon oxy group hydrocarbon thio group, trialkylsilyl group, halogen atom
- acyl group hydrocarbon oxycarbonyl group, amino group, aminocarbonyl group, imidoyl group, and azo group are the same as those described above.
- Examples of the acyloxy group for R 1 in the formula (1) include an acetyloxy group and a butyryl group.
- Examples include an acyl group having 1 to 50 carbon atoms in total such as a ruoxy group, an otatanyloxy group, a 2-ethylhexanoyloxy group, a benzoyloxy group, and a 4-butylbenzoyloxy group.
- the acyloxy group preferably has 2 to 30 carbon atoms, more preferably 2 to 22 carbon atoms, and still more preferably 2 to 16 carbon atoms.
- the acyloxy group further includes a hydrocarbonoxy group, a hydrocarbonthio group, a trialkylsilyl group, a halogen atom, a nitro group, a cyano group, a hydroxyl group, a mercapto group, an acyl group, a formyl group, a carboxyl group, It may be substituted with a hydrocarbon oxycarbon group, amino group, aminoamino group, imidoyl group, azo group, phosphonic acid group, or sulfonic acid group.
- the hydrocarbonoxy group, the hydrocarbonthio group, the trialkylsilyl group, the halogen atom, the acyl group, the hydrocarbonoxycarboxyl group, the amino group, the aminocarbonyl group, the imidoyl group, and the azo group The same thing is mentioned.
- n represents an integer of 0 to 30.
- the number of n is preferably an integer of 0 to 20, more preferably an integer of 0 to 10, and further preferably an integer of 0 to 5.
- n When representing an integer greater than or equal to force ⁇ , multiple R 1s may be the same or different from each other!
- n represents an integer of 1 to 4.
- the number of n is preferably an integer of 1 to 3, more preferably an integer of 1 to 2, and particularly preferably 1.
- the polarylene of the present invention has a structure in which the effect of positional regularity of the head-to-tail bond is more likely to occur.
- Ar 1 in the formula (1) is a condensed ring force including one or more aromatic rings, and is the remaining atomic group obtained by removing two hydrogen atoms bonded to carbon atoms of the aromatic ring, and Ar 1 s in 1 p 3 if there are two R 1 on the carbon, may form a spiro ring and if two R 1
- the repeating unit represented by the formula (1) is at the midpoint of the straight line connecting the head and tail.
- this is the axis that looks the same as the original force S when an object is rotated 180 ° around its axis.
- the midpoint of the straight line connecting the head and tail is the carbon atom C 1 and carbon atom C 4 in the same divalent group. It is a point on the straight line that connects the carbon atoms C 1 and C 4 at the same distance.
- the divalent group represented by the formula (2-a) is included in the repeating unit represented by the formula (1).
- the number of carbon atoms is assigned according to the IUPAC organic chemical nomenclature, and the carbon atom of the number m is represented by C m as shown in the formula (3-a) become.
- m represents an integer of 1 or more.
- the two carbons having free valences are C 1 and C 4 , and of these, the number of the carbon atom The smaller C 1 is the head, and the larger carbon atom C 4 is the tail.
- the straight line connecting the head and tail is the straight line connecting carbon atom C 1 and carbon atom C 4 in the same divalent group.
- repeating unit represented by the formula (1) contained in the polyarylene in the present invention include the following formulas (4A-1) to (4A-9), (4B-1) to (4B-12), (4C-1) to (4C-24), (4D-1) to (4D-25), (4E-1) to (4E-5), (4F-1) to (4F-3), (4G — 1) to (4G-10), (4H-1) to (4H-50).
- R 3 , R 4 , and R 5 each represent the same substituent as the substituent represented by R 1 in Formula (1).
- R 3 may be the same as or different from each other.
- R 3 and R 4 coexist within one repeating unit R 3 and R 4 each represent a different substituent, R 3 to one of the repeating units, And R 5, R 3 , and R 5 each represent a different substituent. //: O ⁇ 9 ⁇ 900 ⁇ 1 £ AV
- the repeating unit represented by the formula (1) contained in the polyarylene of the present invention is preferably a formula (4B-1) to (4B-12), (4C-1) to (4C-24), (4D-1) to (4D-25), (4E-1) to (4E-5), (4F-1) to (4F-3), (4G-1) to (4G-10), and ( 4H-1) to (4H-50), and more preferably represented by the formulas (4B-1) to (4B-12), (4C-1) to (4C-24), ( 4G-1) to (4G-10) and (4H-1) to (4 ⁇ -50), more preferably repeating units represented by formulas (4C-15) to (4C-24), (4G -1) to (4G-10) and (4H-1) to (4H-50), and more preferably (4G-1) to (4G-10) and (4 ⁇ -1) to (4 ⁇ -50), more preferably repeating units represented by formulas (4 ⁇ -1) to (4 ⁇ -50).
- the number average molecular weight (Mn) in terms of polystyrene determined by size exclusion chromatography (hereinafter referred to as SEC) of polyarylene in the present invention is 5.0 X 10 2 to 1.0 X 10 6 , and is stable and soluble. In view of the above, it is preferably 1.0 ⁇ 10 3 to 5.0 ⁇ 10 5 , more preferably 2.0 ⁇ 10 3 to 2.0 ⁇ 10 5 . Further, the weight average molecular weight (Mw) in terms of polystyrene of the polyarylene in the present invention by SEC is 1.0 ⁇ 10 3 to 2.0 ⁇ 10 6 , and preferably 2.0 from the viewpoint of stability, solubility, film forming property, and the like. X 10 3 to 1.0 X 10 6 , more preferably 5.0 X 10 3 force 5.0 X 10 5 .
- an average value of the number of repeating units that include only a single type of repeating unit represented by the formula (1) and forms the chain (hereinafter referred to as average concatenation). Is called 3).
- Mn represents the number average molecular weight of polystyrene conversion measured by SEC of the polyarylene of the present invention
- FW represents the formula weight of one kind of repeating unit represented by formula (1).
- repeating unit Q in the following formula (A2)
- repeating unit other than the repeating unit When included, the average number of connections (referred to as N) is expressed by, for example, the following formula (A2).
- N1 is the number of repeating units Q contained per unit amount of the polyarylene of the present invention
- N2 is the number of repeating units Q contained per unit amount of the polyarylene of the present invention.
- the block formed by the repeating unit Q is represented by the following formula (BR).
- Ar represents one type of repeating unit represented by formula (1)
- g represents an integer of 1 or more
- the block has a repeating unit other than the repeating unit represented by Ar or a terminal group.
- the lower limit of the average number of connections in the polyarylene of the present invention is preferably 5 from the viewpoints of crystallinity, orientation, and conductivity, more preferably 6, more preferably 7, even more preferably. Is 8, even more preferably 10, even more preferably 12. And even more preferably 15, even more preferably 20, even more preferably 30, even more preferably 50 and even more preferably 100.
- the upper limit of the average number of connections in the polyarylene of the present invention is preferably 5000, more preferably 1000, and even more preferably 500.
- the number of bonds formed between the head and tail relative to the total number of bonds formed between one type of repeating unit represented by the formula (1) is preferably 90% or more, More preferably 95% or more, particularly preferably 98% or more
- the bond formed between adjacent repeating units for example, in the case of the repeating unit represented by the above formula (2), the following formulas (2-b), (2-c), and ( There are three types of bonds represented by 2—d). Among these, the bond represented by the formula (2-b) is a bond formed between the head and tail.
- the polyarylene of the present invention includes a chain that can be used by only one type of repeating unit represented by the formula (1), and the average number of repeating units forming the chain is 3 or more. Including a repeating unit other than the repeating unit. It is more preferable that the total of one kind of repeating unit represented by the formula (1) is 50 mol% or more of all repeating units, more preferably 70 mol%, and more preferably 80 mol% or more. It is particularly preferably 90 mol% or more.
- repeating unit other than the repeating unit represented by the formula (1) that may be contained in the polyarylene of the present invention the following formulas (5), (6), (7), and (8) is exemplified.
- the repeating units represented by the following formulas (5), (6), (7), and (8) do not include the repeating units represented by the formula (1).
- Ar 1, Ar 3, Ar and Ar each independently represent an arylene group, a divalent heterocyclic group or
- each b is independently a hydrogen atom, a monovalent hydrocarbon group (alkyl group, aryl group, etc.), a monovalent heterocyclic group, a carboxyl group, a hydrocarbon oxycarbonyl group (substitution power lpoxyl group, etc.) or Indicates a cyano group.
- R 1, R and R are each independently a hydrogen atom , Monovalent hydrocarbon group (alkyl group, aryl group, aryl group, etc.), monovalent heterocyclic group.
- p represents 1 or 2.
- q represents an integer of 1 to 12.
- R, R, R, R and R are
- Specific examples of the monovalent hydrocarbon group represented by abed and R include e represented by R 1 in formula (1).
- ru group examples include an example of a hydrocarbon oxycarbonyl group represented by R 1 in the formula (1).
- the arylene group is an atomic group obtained by removing two hydrogen atoms from an aromatic hydrocarbon, having a condensed ring, two or more independent benzene rings or condensed rings directly or via a group such as vinylene.
- the arylene group may have a substituent.
- the substituent include a substituent represented by R 1 in the formula (1) and a monovalent heterocyclic group, preferably a hydrocarbon group, a hydrocarbon oxy group, a hydrocarbon thio group, a trialkylsilyl group.
- a trialkylsilyl group, a nitro group, a cyano group, and an acyl group more preferably a hydrocarbon group and a hydrocarbonoxy group.
- the number of carbon atoms in the arylene group excluding substituents is usually about 6 to 60, preferably 6 to 20.
- the total number of carbon atoms including the substituent of the arylene group is usually about 6 to 100.
- the arylene group includes a phenylene group (for example, the following formulas (9 ⁇ -1) to (9 ⁇ -3)), a naphthalene group (the following formulas (9B-1) to (9B-6)), an anthracene group ( Formula (9C-1) to (9C-5)), Bif ⁇ ⁇ -Luille group (Formula (9D-l) to (9D-6)), Turf-Lucyl group (Formula (9E-1) to (9E -3)), condensed ring compound groups (following formulas (9F-l) to (9F-6)), fluorene dil groups (following formulas (9F-7) to (9F-9)), stilbenzyl (following formulas ( Examples are 9G-1) to (9G-4)), distilbenzyl (the following formulas (9G-5) and (9G-6)).
- a phenylene group for example, the following formulas (9 ⁇ -1) to (9 ⁇ -3)
- a naphthalene group the following formulas (9B-1)
- a phenylene group, a biphenylene group, a fluorene diyl group, and a stilbene group are preferred
- a phenylene group, a biphenylene group and a fluorene diyl group are more preferred, and a fluorene diyl group. More preferred are fluorene-and-diyl groups.
- the divalent heterocyclic group in Ar, Ar, Ar, and Ar is a hydrogen atom from a heterocyclic compound.
- a heterocyclic compound includes a hetero atom such as oxygen, sulfur, nitrogen, phosphorus, boron, arsenic, etc., in which the elements constituting the ring are only carbon atoms among organic compounds having a cyclic structure. Say things.
- a divalent heterocyclic group an aromatic heterocyclic group is preferable.
- substituents examples include a substituent represented by R 1 in formula (1) and a monovalent heterocyclic group, and preferably a hydrocarbon group, a hydrocarbonoxy group, a hydrocarbonthio group, a trialkylsilyl group, a halogen atom. , Nitro group, cyano group, hydroxyl group, mercapto group, acyl group, carboxyl group, phosphonic acid group, sulfonic acid group, more preferably hydrocarbon group, hydrocarbon oxy group, hydrocarbon thio group, trialkyl. A silyl group, a nitro group, a cyano group, and an acyl group are preferable, and a hydrocarbon group and a hydrocarbon oxy group are more preferable.
- the number of carbon atoms in the divalent heterocyclic group excluding substituents is usually about 3 to 60.
- the total number of carbon atoms including the substituents of the divalent heterocyclic group is usually about 3 to 100.
- Examples of the divalent heterocyclic group include the following.
- Divalent heterocyclic group containing nitrogen as a hetero atom Divalent heterocyclic group containing nitrogen as a hetero atom; pyridine-diyl group (formula (9H-1) to (9H-6)), diazaphenylene group (formula (9H-7) to (9H— 10)), quinolinyl group (the following formula (91-1) to (91 15)), quinoxaline group (the following formula (91-16) to (91 20)), ataridin diyl group (the following formula (91-21) To (91 24)), bibilidyl group (following formula (9J-1) to (9J 3)), phenantyl ringyl group (following formula (9J-4) to (9J 6)).
- a group having a fluorene structure containing oxygen, silicon, nitrogen, sulfur, selenium, etc. as a hetero atom (the following formulas (9 to 7) to (9J 21)).
- Examples thereof include 5-membered ring heterocyclic groups (the following formulas (9K-1) to (9K5)) containing oxygen, silicon, nitrogen, sulfur, selenium and the like as heteroatoms.
- Examples thereof include 5-membered ring condensed hetero groups (the following formulas (9K-6) to (9K 16)) containing oxygen, silicon, nitrogen, sulfur, selenium and the like as heteroatoms.
- a 5-membered heterocyclic group containing oxygen, silicon, nitrogen, sulfur, selenium, etc. as a heteroatom, bonded at the a- position of the heteroatom to form a dimer or oligomer (the following formula (9L -1) to (9 L 2)).
- a 5-membered heterocyclic group containing oxygen, silicon, nitrogen, sulfur, selenium, etc. as a heteroatom and bonded to the full group at the a- position of the heteroatom (the following formula (9L-3 ) ⁇ (9L 9)) I can get lost.
- Examples include groups (following formulas (9M-1) to (9M-6)) in which a 5-membered condensed heterocyclic group containing oxygen, nitrogen, sulfur, etc. as a hetero atom is substituted with a phenyl group, a furyl group, or a chenyl group .
- Examples include groups in which a phenyl group is condensed to a 6-membered heterocyclic group containing oxygen, nitrogen, sulfur, etc. as a hetero atom (the following formulas (9M-7) to (9M-15)).
- the divalent group having a metal complex structure in Ar, Ar, Ar and Ar is:
- Organic ligand power of metal complexes with organic ligands The remaining divalent group after removing two hydrogen atoms.
- the organic ligand usually has about 4 to 60 carbon atoms, and examples thereof include 8-quinolinol and derivatives thereof, benzoquinolinol and derivatives thereof, 2-fluoro-pyridine and derivatives thereof, 2- Examples include fueru-benzothiazole and its derivatives, 2-huerubenzoxazole and its derivatives, porphyrin and its derivatives.
- Examples of the central metal of the complex include aluminum, zinc, beryllium, iridium, platinum, gold, europium, and terbium.
- Examples of the metal complex having an organic ligand include a low-molecular fluorescent material, a metal complex known as a phosphorescent material, and a triplet light-emitting complex.
- divalent group having a metal complex structure examples include (9N-1) to (9N-7) of the following formulas.
- An alkylsilyl group, a nitro group, a cyano group and a acyl group are preferred, and a hydrogen atom, a hydrocarbon group and a hydrocarbonoxy group are more preferred.
- the hydrogen atom may be replaced with a fluorine atom.
- repeating unit represented by the formula (5) is represented by Ar, Ar, Ar, and Ar.
- repeating unit represented by the formula (6) include groups represented by the following formulas (10A-1) to (: LOA-7), formulas (10B-1) to (: LOB-7) Groups represented by formulas (10C-1) to (: LOC-8), groups represented by formulas (10D-1) to (: LOD-5), formulas (10E-1) to (: A group represented by LOE-4), a group represented by formulas (10F-1) to (: LOF-6), a group represented by formulas (10G-1) to (: LOG-6), Groups represented by formulas (10H-1) to (: LOH-6), groups represented by formulas (101-1) to (: LOI-6), and formulas (10J-1) to (10J-6) ) Is represented.
- Groups represented by formulas (10A-1) to (: L0A-7), groups represented by formulas (10B-1) to (: L0B-7), formulas (10C-1) to (: L0C-8) ), Groups represented by formulas (10D-1) to (: L0D-5), and groups represented by formulas (10E-1) to (: L0E-4) Are more preferable groups represented by the formulas (10D-1) to (: L0D-5). More specifically, the following formulas (11A-1) to (: L1A-5) The group represented by is preferred!
- repeating unit represented by the formula (7) include groups represented by the following formulas (12A-1) to (12A-7) and formulas (12B-1) to (12B-7).
- the repeating unit represented by formula (7) is preferably a group represented by formula (12A-1) to (12A-7), or a group represented by formula (12B-1) to (12B-7).
- N (R) —, —SO one and one (SIR R) —, more preferably one CR CR one, and c 2 deqab and one N (R.)
- N ( R) is one.
- polyarylene of the present invention for example, • Polyarylene a:
- the repeating unit represented by the formula (1) can only be one type,
- Polyarylene b One type of repeating unit represented by formula (1) and one or more repeating units represented by formula (5), (6), (7) or (8) (especially one or more types of 10) The following),
- Polyarylene b—1 One type of repeating unit represented by formula (1) and one or more repeating units represented by formula (5) or (6) (1 to 5 types) 1 type or more and 3 types or less, especially 1 type or more and 2 types or less),
- Polyarylene b—2 A composition comprising one type of repeating unit represented by formula (1) and one type of repeating unit represented by formula (5),
- Polyarylene b—3 one comprising one type of repeating unit represented by formula (1) and one type of repeating unit represented by formula (6),
- polyarylene a and polyarylene b are preferred, and more preferred is polyarylene a.
- the polyarylene b is preferably a polyarylene b—l, more preferably a polyarylene b—2, a polyarylene b—3, a polyarylene b—4, and even more preferably a polyarylene b—3.
- polyarylene b it is preferable that there are a plurality of blocks represented by the formula (BR), and there is a distribution of g in the plurality of formulas (BR).
- the number of blocks represented by the formula (BR) per polymer chain is preferably 3 or more. That is, it is preferable that the following formula (BR-2) is satisfied.
- N represents the average number of connections represented by the formula (A2)
- Xn represents a polyaryl
- B-2, b-3 or b-4 represents the number average degree of polymerization, and is represented by the following formula.
- Xn MnVKbl X Ml) + (b2 X M2) + (b3 X M3) ⁇
- Mn represents the number average molecular weight of polystyrene conversion measured by SEC of polyarylene b-2, b-3 or b-4
- bl, b2 and b3 are polyarylene b-2, b, respectively.
- the mole fraction of the repeating unit represented by formula (1) in 3 or b-4, the mole fraction of the repeating unit represented by formula (5), and the repeat represented by formula (6) Ml, M 2 and M3 are the formula weight of the repeating unit represented by the formula (1) in the polyarylene b-2, b-3 or b-4, respectively, and the formula (5).
- the terminal structure of the polyarylene of the present invention is not particularly limited, preferably a substituent represented by Ar 1 in the hydrogen atom and the formula (1), more preferably a hydrogen atom, hydrocarbon group, hydrocarbon Okishi Group, a halogen atom, and more preferably a hydrogen atom or a hydrocarbon group.
- the polyarylene of the present invention can be produced from a mixture obtained by condensation polymerization using a compound represented by the following formula (A) as one of raw materials.
- each Y 1 independently represents a halogen atom, a sulfonate group represented by formula (B), or a methoxy group.
- Y 2 represents a borate group, a boric acid group, a group represented by Formula (C), a group represented by Formula (D), or a group represented by Formula (E).
- R7 represents an optionally substituted hydrocarbon group, and examples of the hydrocarbon group include the same hydrocarbon groups as those represented by R1 in the formula (1). It may be substituted with a rogen atom, a nitro group, a cyano group, an acyl group, an amino group, and a hydrocarbon oxycarbon group, etc. Examples of the halogen atom, acyl group, amino group, and hydrocarbon oxycarbonyl group include those described above. The same thing is mentioned.
- X represents a halogen atom.
- halogen atom a chlorine atom, bromine
- X represents a halogen atom.
- halogen atom a chlorine atom, bromine
- R 8 represents an optionally substituted hydrocarbon group, The same thing can be mentioned a hydrocarbon group represented by R 1 in Formula (1). Multiple R 8 may be the same or different.
- the hydrocarbon group may be substituted with a halogen atom, nitro group, cyano group, acyl group, amino group, hydrocarbon oxycarbonyl group or the like. Examples of the halogen atom, the acyl group, the amino group, and the hydrocarbon oxycarbonyl group are the same as described above. )
- Y 1 each independently represents a halogen atom, a sulfonate group represented by Formula (B), or a methoxy group.
- Examples of the halogen atom for Y 1 in the formula (A) include a chlorine atom, a bromine atom, and an iodine atom.
- Examples of the hydrocarbon group for R 7 in the formula (B) include the same hydrocarbon groups represented by R 1 in the formula (1).
- the hydrocarbon group may be substituted with a halogen atom, a nitro group, a cyano group, an acyl group, an amino group, a hydrocarbon oxycarbonyl group, or the like.
- Examples of the halogen atom, the acyl group, the amino group, and the hydrocarbon oxycarboxyl group are the same as described above.
- Examples of the sulfonate group represented by the formula (B) include a methane sulfonate group, a trifluoromethane sulfonate group, a phenol sulfonate group, and a 4-methyl phenol sulfonate group.
- Y 2 represents a borate group, a boric acid group, a group represented by formula (C), a group represented by formula (D), or formula (E) Represents a group represented by
- Examples of the borate group in Y 2 in the formula (A) include groups represented by the following formulae.
- the compound represented by the formula (A) may be a compound synthesized and isolated by force, or may be prepared in a reaction system and used as it is.
- Y 2 in the formula (A) is a borate ester group, a boric acid group, or a group represented by the formula (C) from the viewpoint of ease of synthesis, handling, ease, toxicity, etc. More preferably, it is a boric acid ester group or a boric acid group.
- a polyarylene having only one type of repeating unit represented by the formula (1) for example, it can be synthesized by condensation polymerization of only the monomer represented by the formula (A).
- a simple unit represented by the formula (A) is used.
- the monomer and the monomer represented by the following formula (F), or the monomer represented by the following formula (G) can be synthesized by selecting and appropriately polymerizing only the necessary types.
- Y 5 and Y 6 are each independently as defined in the above formula (A).
- Examples of the condensation polymerization method include a method in which the monomer represented by the formula (A) is reacted using an appropriate catalyst or an appropriate base, if necessary.
- condensation polymerization catalyst examples include palladium complexes such as palladium [tetrakis (triphenylphosphine)], [tris (dibenzylideneacetone)] dipalladium, palladium acetate, and [bis (triphenylphosphine)] dichloropalladium.
- palladium complexes such as palladium [tetrakis (triphenylphosphine)], [tris (dibenzylideneacetone)] dipalladium, palladium acetate, and [bis (triphenylphosphine)] dichloropalladium.
- Transition metals such as nickel complexes such as nickel [tetrakis (triphenylphosphine)], [1,3-bis (diphenylphosphino) propane] dichloronickel, [bis (1,4-cycloodadene)] nickel Complex and, if necessary, triphenylphosphine, tris (o-tolyl) phosphine, tris ( ⁇ -tolyl) phosphine, tris (o-methoxyphenyl) phosphine, tris (p-methoxyphenyl) phosphine , Tri (t-butylphosphine), tricyclohexylphosphine, diphenylphosphino
- the catalyst also have ligand power such as plug bread and bibilidyl.
- the catalyst it is possible to use one that has been synthesized in advance, or to prepare it in a reaction system. Can also be used. In the present invention, these catalysts can be used alone or in admixture of two or more.
- the catalyst can be used in any amount, but generally the amount of the transition metal compound relative to the compound represented by the formula (A) is 0.001 to 300 mol%, preferably 0.005 to 50. More preferably, the mol% is more preferably 0.01 to 20 mol%.
- Bases include inorganic bases such as sodium carbonate, potassium carbonate, cesium carbonate, potassium fluoride, cesium fluoride and tripotassium phosphate, tetrabutylammonium fluoride, and tetrabutylammonium chloride.
- Organic bases such as tetrabutylammonium bromide and tetrabutylammonium hydroxide.
- the ability of the base to be used in any amount Generally, 0.5 to 20 equivalents are preferred with respect to the compound represented by the formula (A), and 1 to 10 equivalents are more preferred.
- the condensation polymerization can be carried out in the absence of a solvent, but is usually carried out in the presence of an organic solvent.
- organic solvent used examples include tetrahydrofuran, benzene, toluene, xylene, mesitylene, 1,4 dioxane, dimethoxyethane, ⁇ , ⁇ -dimethylacetamide, ⁇ , ⁇ -dimethylformamide, and the like. These organic solvents may be used alone or in combination of two or more.
- the amount of organic solvent used is usually such that the monomer concentration is 0.1 to 90% by weight.
- a preferred ratio is 1 to 50% by weight, and a more preferred ratio is 2 to 30% by weight.
- the organic solvent varies depending on the compound used and the reaction, but it is generally desirable to perform deoxygenation treatment in order to suppress side reactions.
- the reaction temperature for carrying out the condensation polymerization is not particularly limited as long as the reaction medium is kept in a liquid state.
- a preferable temperature range is 100 ° C to 200 ° C, more preferably 80 ° C to 150 ° C, and still more preferably 0 ° C to 120 ° C.
- the reaction time is a force that varies depending on the reaction conditions such as reaction temperature. Usually, it is 1 hour or more, preferably 2 to 500 hours.
- the condensation polymerization may be desirably performed under dehydrating conditions as necessary. In particular, when Y 2 in the compound represented by the formula (A) is a group represented by the formula (C), it is necessary to perform the dehydration condition.
- the target polymer compound can be obtained by adding a reaction solution to a lower alcohol such as methanol and filtering and drying the resulting precipitate.
- the purity of the polymer compound obtained by the above-mentioned post-treatment is low, it can be purified by usual methods such as recrystallization, continuous extraction with a Soxhlet extractor, and column chromatography.
- the polymer light-emitting device of the present invention is characterized by having an organic layer between electrodes such as an anode and a cathode, and the organic layer contains the polymer compound of the present invention.
- the organic layer may be a light emitting layer, a hole transport layer, a hole injection layer, an electron transport layer, an electron injection layer, an interlayer layer, etc., but the organic layer may be a light emitting layer.
- the light emitting layer refers to a layer having a function of emitting light
- the hole transporting layer refers to a layer having a function of transporting holes
- the electron transporting layer has a function of transporting electrons.
- the interlayer layer is adjacent to the light emitting layer between the light emitting layer and the anode, and serves to isolate the light emitting layer and the anode or the light emitting layer from the hole injection layer or the hole transport layer. It is a layer that has.
- the electron transport layer and the hole transport layer are collectively referred to as a charge transport layer.
- the electron injection layer and the hole injection layer are collectively referred to as a charge injection layer.
- Two or more light emitting layers, hole transport layers, hole injection layers, electron transport layers, and electron injection layers may be used independently.
- the organic layer is a light emitting layer
- the light emitting layer that is an organic layer may further contain a hole transporting material, an electron transporting material, or a light emitting material.
- the light-emitting material refers to a material that exhibits fluorescence and Z or phosphorescence.
- the mixing ratio of the hole transporting material is lwt% to 80wt%, preferably 5wt% with respect to the entire mixture. ⁇ 60 wt%.
- the mixing ratio of the electron transporting material to the whole mixture is 1 wt% to 80 wt%, preferably 5 wt% to 60 wt%.
- the mixing ratio of the luminescent material to the whole mixture is lwt% to 80wt%, preferably 5wt% to 60wt%.
- the mixing ratio of the luminescent material is lwt% to 50wt% with respect to the entire mixture. Yes, preferably 5 wt% to 40%, and the total of the hole transporting material and the electron transporting material is 1 wt% to 50 wt%, preferably 5 wt% to 40 wt%. Therefore, the content of the polymer compound of the present invention is 98 wt% to lwt%, preferably 90 wt% to 20 wt%.
- the hole-transporting material, electron-transporting material, and light-emitting material to be mixed a known low-molecular compound, triplet light-emitting complex, or high-molecular compound can be used, and a high-molecular compound is used. Is preferred!
- fluorescent materials for low molecular weight compounds include naphthalene derivatives and anthracene. Or its derivatives, perylene or its derivatives, polymethine, xanthene, coumarin, cyanine and other pigments, metal complexes of 8-hydroxyquinoline or its derivatives
- Aromatic amine tetraphenylcyclopentagen or a derivative thereof, or tetraphenylbutadiene or a derivative thereof can be used.
- JP-A-57-51781 and 59-194393 can be used.
- triplet light-emitting complexes examples include Ir (ppy), Btp Ir (acac) with iridium as the central metal.
- triplet light-emitting complexes include Nature, (1998), 395, 151, Appl. Phys. Lett. (1999), 75 (1), 4, Proc. SPIE— Int. Soc. Opt. Eng. (2001), 4105 (Organic Light- Emitting Materials and Devices IV), 119, J. Am. Chem. Soc, (2001), 123, 4304, Ap pi. Phys. Lett., (1997), 71 (18), 2596, Syn. Met., (1998 ), 94 (1), 103, Syn. Met., (199 9), 99 (2), 1361, Adv. Mater., (1999), 11 (10), 852, Jpn.J.Appl.Phys. 34, 1883 (1995).
- the composition of the present invention contains at least one material selected from a hole transport material, an electron transport material, and a light-emitting material and the polymer compound of the present invention, and is used as a light-emitting material or a charge transport material. be able to.
- the content ratio of at least one material selected from the hole transport material, the electron transport material, and the light emitting material and the polymer compound of the present invention may be determined according to the use, but in the case of the use of the light emitting material, The same content ratio as in the above light emitting layer is preferred.
- the number average molecular weight in terms of polystyrene of the polymer composition of the present invention is usually about 10 3 to 10 8 , preferably 10 4 to 10 6 .
- the weight average molecular weight in terms of polystyrene is usually about 10 3 to 10 8 , and is preferably IX 10 4 to 5 ⁇ 10 6 from the viewpoint of film formability and efficiency when used as an element.
- the average molecular weight of the polymer composition refers to a value obtained by GPC analysis of a composition obtained by mixing two or more kinds of polymer compounds.
- the film thickness of the light-emitting layer of the polymer light-emitting device of the present invention may be selected so that the optimum value varies depending on the material used, and the drive voltage and the light emission efficiency are appropriate values. From lnm, preferably 2 ⁇ ! ⁇ 500 nm, more preferably 5 nm to 2 OO nm.
- Examples of the method for forming the light emitting layer include a method by film formation from a solution.
- Film formation methods from solution include spin coating, casting, micro gravure coating, gravure coating, bar coating, roll coating, wire bar coating, dip coating, spray coating, and screen printing.
- Application methods such as the printing method, flexographic printing method, offset printing method, and ink jet printing method can be used.
- Printing methods such as a screen printing method, a flexographic printing method, an offset printing method, and an ink jet printing method are preferable because pattern formation and multicolor coating are easy.
- the ink composition used in the printing method or the like only needs to contain at least one polymer compound of the present invention.
- a hole transport material, an electron An additive such as a transport material, a light emitting material, a solvent, and a stabilizer may be included.
- the proportion of the polymer compound of the present invention in the ink composition is usually 20 wt% to 100 wt%, preferably 40 wt% to 100 wt%, based on the total weight of the composition excluding the solvent.
- the ratio of the solvent is lwt% to 99.9 wt%, preferably 60 wt% to 99.5 wt%, more preferably the total weight of the composition. It is preferably 80wt% to 99.Owt%.
- the viscosity of the ink composition varies depending on the printing method.Inkjet printing methods such as the ink-jet printing method, when the ink composition passes through a discharge device, the viscosity is set to 25 ° C to prevent clogging and flight bending during discharge. It is preferable to be in the range of l ⁇ 20mPa ⁇ s! / ,.
- the solution of the present invention may contain an additive for adjusting viscosity and / or surface tension in addition to the polymer compound of the present invention.
- a high molecular weight polymer compound thickener
- a poor solvent for increasing the viscosity
- a low molecular weight compound for decreasing the viscosity
- a surfactant for decreasing the surface tension, and the like are appropriately combined. If you use it.
- the high molecular weight polymer compound may be any compound that is soluble in the same solvent as the polymer compound of the present invention and does not inhibit light emission or charge transport.
- high molecular weight polystyrene, polymethyl methacrylate, or a high molecular weight compound of the present invention can be used.
- a weight average molecular weight of 500,000 or more is preferred.
- a poor solvent can also be used as a thickener. That is, the viscosity can be increased by adding a small amount of a poor solvent for the solid content in the solution.
- the type and amount of the solvent should be selected as long as the solid content in the solution does not precipitate.
- the amount of the poor solvent is preferably 50 wt% or less, more preferably 30 wt% or less with respect to the whole solution.
- the solution of the present invention may contain an antioxidant in order to improve storage stability.
- an antioxidant any phenol-based antioxidant or phosphorus-based antioxidant can be used as long as it is soluble in the same solvent as the polymer compound of the present invention and does not inhibit light emission or charge transport. Examples thereof include agents.
- the solvent used as the ink composition is not particularly limited, but a solvent that can dissolve or uniformly disperse materials other than the solvent constituting the ink composition is preferable.
- solvent examples include chlorine-based solvents such as chloroform, methylene chloride, 1,2-dichloroethane, 1,1,2-trichloroethane, black benzene, o-dichlorobenzene, tetrahydrofuran, dioxane, and alcohol.
- chlorine-based solvents such as chloroform, methylene chloride, 1,2-dichloroethane, 1,1,2-trichloroethane, black benzene, o-dichlorobenzene, tetrahydrofuran, dioxane, and alcohol.
- Ether solvents such as toluene, aromatic hydrocarbon solvents such as toluene and xylene, cyclohexane, methylcyclohexane, n-pentane, n-hexane, n-heptane, n-octane, n-nonane, n- Aliphatic hydrocarbon solvents such as decane, ketone solvents such as acetone, methyl ethyl ketone, cyclohexanone, benzophenone, and acetophenone, ethyl acetate, butyl acetate, ethyl cellosolve acetate, methyl benzoate, and methanol acetate Ester solvents such as ethylene glycol, ethylene glycol, ethylene glycol monobutyl ether, ethylene glycol monoethyl Ether, ethylene glycol monomethyl ether, dimethoxyethane, propylene glycol, methoxyme
- Ketone solvents are preferred, toluene, xylene, ethylbenzene, jetylbenzene, trimethylbenzene, n-propylbenzene, isopropylbenzene, n-butylbenzene, isobutylbenzene, s-butynolebenzene, n-hexylbenzene, cyclohexane Xylbenzene, 1-methylnaphthalene, tetralin, anisole, ethoxybenzene, cyclohexane, bicyclohexyl, cyclohexenylcyclohexanone, n-heptylcyclohexane, n-hexylcyclohexane, decal
- the solution contains two solvents, one of them may be in a solid state at 25 ° C.
- one kind of solvent is preferably a solvent having a boiling point of 180 ° C or higher, more preferably 200 ° C or higher.
- 1 wt% or more of the aromatic polymer dissolves at 60 ° C in both of the two types of solvents. It is preferable that 1 wt% or more aromatic polymer is dissolved in C.
- the solvent power with the highest boiling point is preferably 40 to 90 wt% of the weight of all the solvents in the solution 50 to More preferably, it is 90 wt%, more preferably 65 to 85 wt%.
- the aromatic polymer of the present invention contained in the solution may contain a polymer compound other than the aromatic polymer of the present invention as long as it does not impair element characteristics or the like, which may be one type or two or more types.
- the solution of the present invention may contain water, metal and a salt thereof in the range of 1 to: LOOOppm.
- the metal include lithium, sodium, calcium, potassium, iron, copper, nickel, aluminum, zinc, chromium, manganese, cobalt, platinum, and iridium.
- silicon, phosphorus, fluorine, chlorine, and Z or bromine may be contained in a range of 1 to: LOOOppm.
- spin coating method, casting method, micro gravure coating method, gravure coating method, bar coating method, roll coating method, wire bar coating method, dip coating method, spray coating method, screen Thin films can be produced by printing, flexographic printing, offset printing, ink jet printing, and the like.
- it is more preferable to use the solution of the present invention for the purpose of forming a film by an ink jet method which is preferably used for the purpose of forming a film by a screen printing method, a flexographic printing method, an offset printing method or an ink jet printing method.
- the polymer compound glass contained in the solution is used. Due to the high transition temperature, it is possible to beta at temperatures above 100 ° C, and even if beta at a temperature of 130 ° C, the degradation of device characteristics is very small. Depending on the type of polymer compound, it is possible to beta at a temperature of 160 ° C or higher.
- Examples of thin films that can be produced using the solution of the present invention include luminescent thin films, conductive thin films, and organic semiconductor thin films.
- the conductive thin film of the present invention preferably has a surface resistance of 1 ⁇ or lower.
- the electrical conductivity can be increased by doping the thin film with a Lewis acid, an ionic compound, or the like.
- the surface resistance is more preferably 100 ⁇ or less, and even more preferably 10 ⁇ or less.
- the organic semiconductor thin film of the present invention whichever of the electron mobility and hole mobility, the larger is preferably at 10- 5 cm 2 or more ZvZ seconds. More preferably, it is 10 ⁇ 3 cm 2 ZV / second or more, and further preferably 10— ⁇ ⁇ ⁇ / second or more.
- the organic semiconductor thin film is formed on the Si substrate on which an insulating film such as SiO and a gate electrode are formed.
- an organic transistor can be formed by forming a source electrode and a drain electrode with Au or the like.
- the polymer light-emitting device of the present invention has a maximum external quantum yield of 1% or more when a voltage of 3.5V or more is applied between the anode and the cathode from the viewpoint of the luminance of the device. Preferably, 1.5% or more is more preferable.
- the polymer light emitting device of the present invention includes a polymer light emitting device in which an electron transport layer is provided between a cathode and a light emitting layer, and a polymer light emitting device in which a hole transport layer is provided between an anode and a light emitting layer.
- Examples thereof include a polymer light emitting device in which an electron transport layer is provided between the element and the cathode and the light emitting layer, and a hole transport layer is provided between the anode and the light emitting layer.
- the hole transport material used may be polybulur rubazole or its derivative, polysilane or its derivative, aromatic amine in the side chain or main chain.
- Polysiloxane derivatives, pyrazoline derivatives, arylamine derivatives, stilbene derivatives, trifluoro-diamine derivatives, polyarine or derivatives thereof, polythiophene or derivatives thereof, polypyrrole or derivatives thereof, poly (p-phenol-biylene) or its Derivatives, or poly (2,5-phenylene vinylene) or its derivatives are exemplified.
- polybutylcarbazole or a derivative thereof polysilane or a derivative thereof, a polysiloxane derivative having an aromatic amine compound group in a side chain or a main chain, a polyamine.
- Polymeric hole transport materials such as diphosphorus or derivatives thereof, polythiophene or derivatives thereof, poly (p-phenylenevinylene) or derivatives thereof, or poly (2,5-chainylene vinylene) or derivatives thereof More preferred are polyvinylcarbazole or derivatives thereof, polysilane or derivatives thereof, and polysiloxane derivatives having an aromatic amine in the side chain or main chain.
- examples of the hole transporting material of the low molecular weight compound include a pyrazoline derivative, an arylamine derivative, a stilbene derivative, and a triphenyldiamine derivative.
- Small molecule hole In the case of a transportable material, it is preferably used by being dispersed in a polymer binder.
- polymer binder to be mixed those not extremely disturbing charge transport are preferable, and those not strongly absorbing visible light are suitably used.
- the polymer binder include poly (N-butylcarbazole), polyarine or a derivative thereof, polythiophene or a derivative thereof, poly (p-phenol-lenylene) or a derivative thereof, and poly (2,5-chain Lembylene- or derivatives thereof, polycarbonate, polyacrylate, polymethyl acrylate, polymethyl methacrylate, polystyrene, polychlorinated butyl, polysiloxane and the like.
- Polyvinylcarbazole or a derivative thereof can be obtained, for example, by cation polymerization or radical polymerization with a butyl monomer power.
- polysilane or derivatives thereof examples include compounds described in Chemical 'Review (Chem. Rev.) No. 89, page 1359 (1989), GB 2300196 published specification, and the like.
- the methods described in these can be used, but the Kipping method is particularly preferably used.
- polysiloxane or its derivatives have almost no hole transport property in the siloxane skeleton structure
- those having the structure of the above low molecular hole transport material in the side chain or main chain are preferably used. It is done.
- those having a hole transporting aromatic amine in the side chain or main chain are exemplified.
- the method for forming the hole transport layer is not limited, but for the low molecular hole transport material, a method by film formation from a mixed solution with a polymer binder is exemplified. In the case of a polymer hole transporting material, a method by film formation from a solution is exemplified.
- the solvent used for film formation with a solution strength is preferably a solvent capable of dissolving or uniformly dispersing the hole transporting material.
- Chlorine form such as black mouth form, methylene chloride, 1,2-dichloro mouth ethane, 1, 1,2-trichloroethane, black mouth benzene, o-dichloro mouth benzene, tetrahydrofuran, dioxane, etc.
- Ether solvents aromatic hydrocarbon solvents such as toluene and xylene, cyclohexane, methylcyclohexane, n-pentane, n-hexane, n-heptane, n-octane, n-nonane, n-decane
- Aliphatic hydrocarbon solvents such as ketones, ketone solvents such as acetone, methyl ethyl ketone, and cyclohexanone, ethyl acetate, Ester solvents such as chill and ethyl cellulose sorbacetate, ethylene glycol, ethylene glycol monobutino enoate, ethylene glycol mono eno enoate, ethylene glycol monomethyl ether, dimethoxyethane, propylene glycol, diethoxymethane
- Polyhydric alcohols such as triethylene glycol monoethyl ether, glycerin, 1,2-hexaned
- Solution-powered film forming methods include spin coating from solution, casting method, microgravure coating method, gravure coating method, bar coating method, roll coating method, wire bar coating method, dip coating method.
- Application methods such as spray coating, screen printing, flexographic printing, offset printing, and inkjet printing can be used.
- the film thickness of the hole transport layer varies depending on the material used, and if the drive voltage and the light emission efficiency are selected to be appropriate values, at least pinholes will not occur! Such a thickness is necessary, and if it is too thick, the drive voltage of the element becomes high, which is not preferable. Therefore, the film thickness of the hole transport layer is, for example, 1 nm to 1 ⁇ m, preferably 2 nm to 50 Onm, and more preferably 5 ⁇ ! ⁇ 200nm.
- the electron transport material used such as an oxadiazole derivative, anthraquinodimethane or a derivative thereof, benzoquinone or Derivatives thereof, naphthoquinone or derivatives thereof, anthraquinones or derivatives thereof, tetracyananthraquinodimethane or derivatives thereof, fluorenone derivatives, diphenyl-dicianoethylene or derivatives thereof, diphenoquinone derivatives, or 8-hydroxyquinoline or derivatives thereof And metal complexes, polyquinoline or a derivative thereof, polyquinoxaline or a derivative thereof, polyfluorene or a derivative thereof, and the like.
- an oxadiazole derivative such as an oxadiazole derivative, anthraquinodimethane or a derivative thereof, benzoquinone or Derivatives thereof, naphthoquinone or derivatives thereof, anthraquinones or derivatives thereof, tetracyananthraquinodimethane or derivatives thereof
- oxadiazole derivatives benzoquinone or derivatives thereof, anthraquinones or derivatives thereof, or metal complexes of 8-hydroxyquinoline or derivatives thereof, polyquinoline or derivatives thereof, polyquinoxaline or derivatives thereof, polyfluorene or derivatives thereof are preferred. More preferred are 2- (4-biphenyl) 5- (4 t-butylphenol) 1,3,4-oxadiazole, benzoquinone, anthraquinone, tris (8-quinolinol) aluminum, and polyquinoline.
- the method for forming the electron transport layer is not particularly limited. However, in the case of a low molecular electron transport material, a vacuum deposition method from a powder or a method by film formation from a solution or a molten state may be used. Examples of the transport material include a method of film formation from a solution or a molten state. When forming a film from a solution or a molten state, the above-described polymer binder may be used in combination.
- the solvent used for the film formation by the solution force is preferably a solvent that can dissolve or uniformly disperse the electron transport material and Z or the polymer binder.
- Chlorine form methylene chloride, 1,2-dichlorodiethane, 1,1,2-trichloroethane, black benzene, o diclonal chlorinated solvents such as benzene, ethers such as tetrahydrofuran and dioxane Solvents, aromatic hydrocarbon solvents such as toluene and xylene, cyclohexane, methylcyclohexane, n-pentane, n-hexane, n-heptane, n-octane, n-nonane, n-decane, etc.
- Aliphatic hydrocarbon solvents such as acetone, methyl ethyl ketone, and cyclohexanone
- ester solvents such as ethyl acetate, butyl acetate, and ethyl cellosolve acetate
- ethylene glycol ethylene glycol monobutyl ether, ethylene Glycol monoethylenoatenole, ethylene glycolenomonomethinoleatenore, dimethoxyeta
- Propylene glycolanol, ketoxymethane triethylene glycol monoethyl ether, glycerin, polyhydric alcohols such as 1,2-hexanediol and their derivatives, methanol, ethanol, propanol, isopropanol, cyclohexane
- Examples include an ano- colanol solvent such as xananol, a sulfoxide solvent such as dimethyl sulfoxide, and an ano- co
- a film forming method from a solution or a molten state a spin coating method, a casting method, a micro gravure coating method, a gravure coating method, a bar coating method, a roll coating method, a wire bar coating method, a dip coating method, a spraying method.
- Coating methods such as a coating method, a screen printing method, a flexographic printing method, an offset printing method, and an inkjet printing method can be used.
- the film thickness of the electron transport layer differs depending on the material used, and if it is selected so that the drive voltage and light emission efficiency are moderate, at least pinholes will not occur! If the thickness is too thick, the driving voltage of the element increases, which is not preferable. Therefore
- the film thickness of the electron transport layer is, for example, 1 nm to 1 ⁇ m, and preferably 2 ⁇ ! ⁇ 50
- Onm more preferably 5 ⁇ ! ⁇ 200nm.
- charge transport layers provided adjacent to the electrodes, those having the function of improving the charge injection efficiency from the electrodes and having the effect of lowering the drive voltage of the element are particularly the charge injection layers (positive It may be generally called a hole injection layer or an electron injection layer.
- the charge injection layer or the insulating layer with a thickness of 2 nm or less may be provided adjacent to the electrode. Insert a thin buffer layer at the interface between the charge transport layer and the light-emitting layer to improve performance and prevent mixing.
- the order and number of layers to be laminated, and the thickness of each layer can be appropriately used in consideration of the light emission efficiency and the element lifetime.
- the polymer light emitting device provided with the charge injection layer is a polymer light emitting device provided with a charge injection layer adjacent to the cathode, adjacent to the anode. And a polymer light emitting device provided with a charge injection layer.
- an interface between the light emitting layer and the anode is adjacent to the light emitting layer.
- the interlayer may also serve as a hole injection layer and / or a hole transport layer.
- the charge injection layer include a layer containing a conductive polymer, a hole transporting material provided between the anode and the hole transporting layer, and included in the anode material and the hole transporting layer.
- the electron affinity of the intermediate value between the cathode material and the electron transporting material contained in the electron transporting layer is provided between the cathode and the electron transporting layer.
- Examples thereof include a layer containing a material having
- the charge injection layer may of a layer containing an electric conductive polymer, the electric conductivity of the conducting polymer, 10- 5 S / cm or more 10 between the preferred instrument emitting pixel that is 3 or less to small Ku leakage current, 10- 5 S / cm or more 10 2 or less and more preferably more preferably fixture 10- 5 S / cm or more and 10 1 or less force S.
- the charge injection layer is a layer containing an electric conductive polymer
- the electric conductivity of the conducting polymer the leakage current between the preferred instrument emitting pixel is at 10 3 SZcm inclusive 10- 5 SZcm the to small, 10- 5 S / cm or more 10 2 S / cm or less and more preferably fixture 10 "5 S / cm or higher lC S / cm and more preferably less.
- the kind of ions to be doped is an anion for the hole injection layer and a cation for the electron injection layer.
- cation include polystyrene sulfonate ion, alkylbenzene sulfonate ion, camphor sulfonate ion, etc.
- examples of cation include lithium ion, sodium ion, potassium ion, tetraptylammonium ion. Are illustrated.
- the thickness of the charge injection layer is, for example, 1 nm to 100 nm, preferably 2 nm to 50 nm.
- the material used for the charge injection layer may be appropriately selected depending on the material of the electrode and the adjacent layer, polyarine and derivatives thereof, polythiophene and derivatives thereof, polypyrrole and derivatives thereof, polyphenylene biylene. And its derivatives, poly-ethylene biylene and its derivatives, polyquinoline and its derivatives, polyquinoxaline and its derivatives, conductive polymers such as polymers containing an aromatic amine structure in the main chain or side chain, metal phthalocyanine ( Examples thereof include copper phthalocyanine) and carbon.
- An insulating layer having a thickness of 2 nm or less has a function of facilitating charge injection.
- the material for the insulating layer include metal fluorides, metal oxides, and organic insulating materials.
- the polymer light emitting device provided with an insulating layer having a thickness of 2 nm or less includes a polymer light emitting device provided with an insulating layer having a thickness of 2 nm or less adjacent to the cathode, and an insulating layer having a thickness of 2 nm or less adjacent to the anode.
- an inter layer layer is provided adjacent to the light emitting layer between the light emitting layer and the anode.
- the interlayer may also serve as a hole injection layer and / or a hole transport layer.
- Examples of materials used for the interlayer layer include polymers containing aromatic amines such as polybulur rubazole or derivatives thereof, polyarylene derivatives having aromatic amines in the side chain or main chain, arylamine derivatives, and triphenyldiamine derivatives.
- the method for forming the interlayer layer is not limited.
- a method by film formation from a solution is exemplified.
- the solvent used for film formation with a solution strength is preferably a solvent that can dissolve or uniformly disperse the material used for the interlayer layer.
- a solvent that can dissolve or uniformly disperse the material used for the interlayer layer.
- chlorine solvent such as black mouth form, methylene chloride, 1,2-dichloro mouth ethane, 1, 1,2-trichloro mouth ethane, black mouth benzene, o-dichloro mouth benzene, etc.
- ether solvent such as tetrahydrofuran, dioxane, etc.
- Aromatic hydrocarbon solvents such as toluene and xylene, cyclohexane, methylcyclohexane, n-pentane, n-hexane, n-heptane, n-octane, n-nonane, n-decane, etc.
- Hydrocarbon solvents such as acetone, methyl ethyl ketone, cyclohexanone, ester solvents such as ethyl acetate, butyl acetate, ethyl cellosolve acetate, ethylene glycol, ethylene glycol monobutinoate ethere, Ethylene glycol monoethylinole ether, ethylene glycol monomethyl ether, dimethoxy Polyhydric alcohols such as tan, propylene glycol, diethoxymethane, triethylene glycol monoethyl ether, glycerin, 1,2-hexanediol and derivatives thereof, methanol, ethanol, propanol, isopropanol, cyclohexanol, etc.
- Alcohol solvent, dimethyl include sulfoxide solvents such as sulfoxide, and amide solvents such as N-methyl-2-pyrrolidone and N, N-dimethylformamide.
- Solution-forming film forming methods include spin coating from solution, casting method, microgravure coating method, gravure coating method, bar coating method, roll coating method, wire-bar coating method, dip coating method.
- Application methods such as spray coating, screen printing, flexographic printing, offset printing, and inkjet printing can be used.
- the film thickness of the interlayer layer differs depending on the material used, and may be selected so that the drive voltage and the light emission efficiency are appropriate. For example, it is 1 nm to 1 ⁇ m, preferably 2 nm to 500 nm, and more preferably 5 nm to 200 nm.
- the interlayer is provided adjacent to the light-emitting layer, particularly when both layers are formed by a coating method, the materials of the two layers are mixed, which is preferable for the characteristics of the device. May have a negative impact.
- the method of reducing the mixing of the materials of the two layers is to form the interlayer layer by the coating method and then to form the interlayer layer.
- a method of forming a light emitting layer after heating the layer layer to insolubilize it in an organic solvent used for preparing the light emitting layer is mentioned.
- the heating temperature is usually about 150 ° C to 300 ° C, and the time is usually about 1 minute to 1 hour.
- the interlayer layer in order to remove components that have not been insolubilized by heating, the interlayer layer can be removed by rinsing with a solvent used for forming the light emitting layer after heating and before forming the light emitting layer. If the solvent insolubility caused by heating is sufficiently performed, rinsing with a solvent can be omitted.
- the number of polymerizable groups is preferably 5% or more based on the number of repeating units in the molecule.
- the substrate on which the polymer light-emitting device of the present invention is formed is not particularly limited as long as it does not change when an electrode is formed and an organic layer is formed, such as glass, plastic, polymer film, silicon substrate, and the like. Illustrated.
- the opposite electrode is preferably transparent or translucent.
- at least one of the anode and the cathode of the polymer light emitting device of the present invention is transparent or translucent.
- the anode side is preferably transparent or translucent.
- a conductive metal oxide film, a translucent metal thin film, or the like is used as the material of the anode.
- indium oxide, zinc oxide, tin oxide, and their composites such as indium 'tin' oxide (ITO), indium 'zinc' oxide, etc. NESA, etc.), gold, platinum, silver, copper, etc. are used, and ITO, indium 'zinc' oxide, and tin oxide are preferred.
- the production method include a vacuum deposition method, a sputtering method, an ion plating method, and a plating method.
- an organic transparent conductive film such as polyaline or a derivative thereof, polythiophene or a derivative thereof may be used as the anode.
- the film thickness of the anode can be appropriately selected in consideration of light transmittance and electric conductivity.
- 1S is, for example, lOnm to 10 ⁇ m, preferably 20 nm to l ⁇ m, Preferably, it is 50 nm to 500 nm.
- an average film thickness of 2 nm or less composed of a phthalocyanine derivative, a conductive polymer, a layer such as carbon, or a metal oxide, metal fluoride, or organic insulating material. These layers may be provided.
- the material of the cathode used in the polymer light-emitting device of the present invention is preferably a material having a low work function.
- metals such as lithium, sodium, potassium, rubidium, cesium, beryllium, magnesium, calcium, strontium, norium, aluminum, scandium, vanadium, zinc, yttrium, indium, cerium, samarium, europium, terbium, ytterbium Or an alloy of two or more of them, or one or more of them and one or more of gold, silver, platinum, copper, manganese, titanium, conoret, nickel, tungsten, tin, or Graphite or a graphite intercalation compound is used.
- the cathode may have a laminated structure of two or more layers.
- the thickness of the cathode can be appropriately selected in consideration of electrical conductivity and durability. For example, it is 10 nm to 10 ⁇ m, preferably 20 nm to 1 ⁇ m, and more preferably 50 ⁇ m to 500 nm.
- a method for producing the cathode a vacuum deposition method, a sputtering method, a laminating method in which a metal thin film is thermocompression-bonded, or the like is used.
- a layer made of a conductive polymer or a layer having an average thickness of 2 nm or less such as a metal oxide, metal fluoride, or organic insulating material may be provided between the cathode and the organic layer.
- a protective layer for protecting the polymer light emitting device may be attached after the cathode is produced. In order to stably use the polymer light emitting device for a long period of time, it is preferable to attach a protective layer and Z or a protective cover in order to protect the device from the outside.
- a polymer compound, metal oxide, metal fluoride, metal boride and the like can be used.
- a metal plate, a glass plate, a plastic plate having a low water permeability treatment on the surface, or the like can be used.
- the cover is bonded to the element substrate with a thermosetting resin or a photocurable resin and sealed. Is preferably used. If the space is maintained by using a spacer, it is easy to prevent the element from being damaged. If an inert gas such as nitrogen or argon is sealed in the space, the oxidation of the cathode can be prevented.
- the polymer light emitting device of the present invention can be used as a planar light source, a segment display device, a dot matrix display device, a backlight of a liquid crystal display device, and the like.
- the planar anode and cathode may be arranged so as to overlap each other. Further, in order to obtain non-turned light emission, a method in which a mask having a patterned window is provided on the surface of the planar light emitting element, an organic layer of a non-light emitting portion is formed extremely thick and substantially non-lighted. There are a method of emitting light and a method of forming either or both of an anode and a cathode in a pattern. By forming a pattern using any of these methods and arranging several electrodes so that they can be turned ON and OFF independently, a segment type display element that can display numbers, letters, simple symbols, etc. can be obtained.
- both the anode and the cathode are strided. If it is formed in the shape of a plug and placed so as to be orthogonal, Partial color display and multi-color display are possible by coating different types of polymer phosphors with different emission colors or by using color filters or fluorescence conversion filters.
- the dot matrix element can be driven in a nosic manner, or may be actively driven in combination with a TFT or the like. These display elements can be used as display devices for computers, televisions, portable terminals, cellular phones, car navigation systems, video camera viewfinders, and the like.
- planar light emitting element is a self-luminous thin type, and can be suitably used as a planar light source for a backlight of a liquid crystal display device or a planar illumination light source.
- a flexible substrate if a flexible substrate is used, it can be used as a curved light source or display device.
- Measuring solvent Deuterated tetrahydrofuran
- the polystyrene-equivalent number average molecular weight (Mn) and weight average molecular weight (Mw) were determined by SEC under SEC condition 1 below.
- thermogravimetry Rigaku THERMOFLEX TAS200 TG8101D (trade name) is used, and the weight is decreased after heating from 20 ° C to 400 ° C by heating at 10 ° C per minute in an air stream of 80 cc per minute. The rate was measured.
- the solution was cooled to room temperature, dropped into a mixed solution of 25% aqueous ammonia 59 mlZ methanol 1188 mlZ ion exchanged water 118 8 ml and stirred for 30 minutes, and then the deposited precipitate was filtered and dried under reduced pressure for 2 hours. Subsequently, two batch operations were performed under the same conditions as above except that the scale was increased to 1.09 times to obtain precipitates. The precipitates obtained in a total of 3 batches were combined and dissolved in 1575 ml of toluene. After dissolution, 6.30 g of radiolite was added and stirred for 30 minutes, and insoluble material was filtered off. The obtained filtrate was purified through an alumina column.
- polymer compound 1 The obtained polymer (hereinafter referred to as “polymer compound 1”) was a polymer compound having only the following strength (repeating unit A), and the yield was 15.460 g.
- the formula weight FW of the repeating unit of the polymer was 438.7 and the average number of linkages was 164
- the chemical shifts of carbon are 7.67 ppm, 7.39 ppm, and 7.80 ppm, respectively, and the chemical shift of carbon 13 represented by C, C, and C in formula (a) is 128 ⁇ lpp
- the carbon 13 chemical shifts indicated by A2 B2 C are 127.8 ppm, 125.4 ppm, and 122, respectively.
- the chemical shifts of D2 and D2 carbon 13 are 7.79 ppm and 125.2 ppm, respectively.
- the quantity ratio of H and H is the intensity of the proton carbon 13 correlation peak in the HMQC spectrum.
- Table 2 shows the results of calculating the ratio of doublet (d).
- the head-to-head bond in polymer compound 1 is a bond formed between two repeating units in duplex (b) (or duplex (c)). From the above, it was found that, in polymer compound 1, the ratio of the number of bonds formed between the head and tail to the total number of bonds formed between (repeating unit A) was 61%.
- the organic layer was separated from the aqueous layer. After concentration of the organic layer, 9 ml of black mouth form was added, and this solution was added dropwise to 72 ml of ethanol to precipitate the polymer. The precipitate was collected by filtration and dried under reduced pressure to obtain 91.8 mg of a yellow powder. This powder was dissolved in 6.5 ml of toluene and passed through a column of silica gel and alumina. The solution eluted with 13 ml of toluene was concentrated to about 2 ml and then added dropwise to 25 ml of methanol for precipitation.
- polymer compound 2 The precipitate was filtered and dried to obtain 51.2 mg (yield 38%) of the above-mentioned polymer (hereinafter referred to as polymer compound 2), which only has (repeated unit A).
- the formula weight FW of the repeating unit of the polymer was 438.7, and the average number of linkages was 21.
- the ratios of the biads (, doubles (b) (or doubles (c)), and doubles (d) were calculated by the same calculation as for polymer compound 1. However, it was found that the ratio was 4: 96: 0, and the head-to-head bond in high molecular compound 2 is between the two repeating units in doublet (b) (or doublet (c)). Based on the above, in polymer compound 2, the ratio of the number of bonds formed between the head and tail to the total number of bonds formed between (repeating unit A) is 96%. I was acknowledged that it was.
- polymer compound 3 A polymer (hereinafter referred to as polymer compound 3) having only the above (repeating unit A) force was obtained from compound A by the same method as the synthesis method of polymer compound 1.
- the formula weight FW of the repeating unit of the polymer is 438.7, the average number of connections
- the reaction solution was dropped into a mixed solution of 25% aqueous ammonia 33 mLZ methanol 1320 mLZ ion-exchanged water 1320 mL and stirred for 1 hour, and then the deposited precipitate was filtered, dried under reduced pressure, and dissolved in 275 mL of toluene. After dissolution, radiolite l lg was added and stirred for 30 minutes, and the insoluble material was filtered. The obtained filtrate was purified through an alumina column. To the obtained purified solution, 541 mL of 4% aqueous ammonia was added and stirred for 2 hours, and then the aqueous layer was removed.
- polymer compound 4 The yield of the obtained polymer (hereinafter referred to as polymer compound 4) was 5.48 g.
- Polymer compound 3 obtained above was dissolved in toluene at a ratio of 50% by weight and polymer compound 4 at a ratio of 50% by weight to prepare a toluene solution having a polymer concentration of 2.0% by weight.
- a suspension of poly (3,4-ethylene dioxythiophene) / polystyrene sulfonic acid (Bayer, BaytronP AI408 3) is placed on a glass substrate with a 150 nm thick ITO film formed by sputtering.
- a solution filtered through a 2 ⁇ m membrane filter a thin film was formed with a thickness of 70 nm by spin coating, and dried on a hot plate at 200 ° C. for 10 minutes.
- a film was formed at a rotational speed of 2000 rpm by spin coating using the toluene solution obtained above.
- the film thickness after film formation was about 78 nm. Further, this was dried at 80 ° C.
- lithium fluoride was deposited at about 4 nm
- calcium was deposited at about 5 nm as a cathode
- aluminum was deposited at about 80 nm to produce an EL device.
- the degree of vacuum metal vapor deposition was initiated after reaching below 1 X 10- 4 Pa.
- EL light emission having a peak at 465 nm was also obtained.
- the intensity of EL emission was almost proportional to the current density.
- the device started to emit light from 3. IV, and the maximum luminous efficiency was 1.47 cdZA.
- the EL element obtained above was driven at a constant current of 150 mAZcm 2 for 78 hours, separately from the above life measurement.
- the luminance after driving was 10.0% of the initial luminance.
- the EL spectrum was compared with the EL spectrum before driving, as shown in FIG. 1, light emission having shoulder peaks at 550 nm and 590 nm was newly observed.
- polymer compound 5 and Call a polymer consisting only of the above (repeating unit A) from compound B was synthesized in the same manner as the synthesis method of polymer compound 2 (hereinafter referred to as polymer compound 5 and Call).
- the formula weight FW of the repeating unit of the polymer was 438.7, and the average number of linkages was 34.
- Polymer compound 5 obtained above was dissolved in toluene at a ratio of 50% by weight and polymer compound 4 at a ratio of 50% by weight to prepare a toluene solution having a polymer concentration of 2.0% by weight.
- a suspension of poly (3,4 ethylene dioxythiophene) / polystyrene sulfonic acid (from Bayer, BaytronP AI408 3) is placed on a glass substrate with a 150 nm thick ITO film formed by sputtering.
- a thin film having a thickness of 70 nm was formed by spin coating using the liquid filtered through a ⁇ m membrane filter, and dried on a hot plate at 200 ° C. for 10 minutes.
- the toluene solution obtained above was used to form a film at a rotational speed of 1500 rpm by spin coating. It was.
- the film thickness after film formation was about 74 nm. Further, this was dried at 80 ° C.
- lithium fluoride was deposited at about 4 nm
- calcium was deposited at about 5 nm as a cathode
- aluminum was deposited at about 80 nm to produce an EL device.
- the degree of vacuum metal vapor deposition was initiated after reaching below 1 X 10- 4 Pa.
- EL light emission having a peak at 465 nm was also obtained.
- the device started to emit light from 3.OV, and the maximum luminous efficiency was 1.51cdZA.
- the device When the EL device obtained above was driven at a constant current of 150 mAZcm 2 and the change in luminance over time was measured, the device had an initial luminance of 2090 cdZm 2 and a luminance half-life of 37.4 hours. This luminance - assuming acceleration factor of life is square and converting the value of the initial luminance 400 cd / m 2, the half-life became 1021 hours.
- the voltage required for driving was 7.81 V in the initial stage and 8.16 V after half the brightness, and the voltage change during driving was 0.35 V. When the voltage rise rate was calculated from this converted half life, it was 0.34 mVZ time. (Spectrum after driving)
- the EL device obtained above was driven at a constant current of 150 mAZcm 2 for 81 hours, separately from the lifetime measurement.
- the luminance after driving was 34.4% of the initial luminance.
- the EL spectrum was compared with the EL spectrum before driving, as shown in Fig. 2, the spectrum change before and after driving showed almost no power.
- the polymer compound according to the present invention is a material used for a polymer light emitting device. And has excellent properties.
- a polymer (hereinafter referred to as polymer compound 6) having only the above (repeating unit A) force was obtained from compound A by the same method as the synthesis method of polymer compound 1.
- the formula weight FW of the repeating unit of the polymer is 438.7, the average number of connections
- this reaction solution was cooled to room temperature, dropped into 25% ammonia water 8.52 kgZ methanol 16.88 kgZ ion-exchanged water 31.98 kg and stirred for 2 hours, and then the deposited precipitate was filtered. It was dried under reduced pressure. After drying, the product was dissolved in 16.22 kg of toluene. After dissolution, 830 g of radiolite was added and insoluble matter was filtered. The obtained filtrate was purified through an alumina column, and then the purified solution was added to a mixture of ion-exchanged water 13.52 kg / 25% ammonia water 2.04 kg and stirred for 0.5 hour, and then the aqueous layer was removed. .
- a 0.5% toluene solution of the polymer was made and filtered through a 0.45 filter.
- the solution obtained by filtration was repeatedly collected by SEC under the following conditions.
- polymer compound 7 a polymer (hereinafter referred to as polymer compound 7).
- Polymer compound 6 obtained above was dissolved in toluene at a ratio of 80% by weight and polymer compound 7 at a ratio of 20% by weight to prepare a toluene solution having a polymer concentration of 2.0% by weight.
- a suspension of poly (3,4-ethylene dioxythiophene) / polystyrene sulfonic acid (Bayer, BaytronP AI408 3) is placed on a glass substrate with a 150 nm thick ITO film formed by sputtering.
- a thin film having a thickness of 70 nm was formed by spin coating using the liquid filtered through a 2 ⁇ m membrane filter, and dried on a hot plate at 200 ° C. for 10 minutes. Next, a film was formed at a rotational speed of 1500 rpm by spin coating using the toluene solution obtained above. The film thickness after film formation was about 83 nm. Further, this was dried at 80 ° C.
- lithium fluoride was deposited at about 4 nm
- calcium was deposited at about 5 nm as a cathode
- aluminum was deposited at about 80 nm to produce an EL device.
- the degree of vacuum metal vapor deposition was initiated after reaching below 1 X 10- 4 Pa.
- EL element performance By applying a voltage to the resulting device, EL light emission having a peak at 470 nm was also obtained. 8.
- the intensity of EL emission was almost proportional to the current density.
- the device started to emit light from 3.OV, and the maximum luminous efficiency was 1.52cdZA.
- the device When the EL device obtained above was driven at a constant current of 150 mAZcm 2 and the change in luminance over time was measured, the device had an initial luminance of 1863 cdZm 2 and a luminance half time of 6.32 hours. This luminance - assuming acceleration factor of life is square and converting the value of the initial luminance 400CdZm 2, half life was 13.7 hours.
- the voltage required for driving was 8.99 V in the initial stage and 9.74 V after half the brightness, and the voltage change during driving was 0.75 V. The voltage rise rate was calculated from this converted half life, and it was 5.47mVZ time. Spectrum after driving
- the EL device obtained above was driven at a constant current of 150 mAZcm 2 for 81 hours, separately from the lifetime measurement.
- the luminance after driving was 10.7% of the initial luminance.
- the EL spectrum was compared with the EL spectrum before driving, as shown in FIG. 3, light emission having shoulder peaks at 550 nm and 590 nm was newly observed.
- the polymer compound 5 obtained above was dissolved in toluene at a ratio of 80% by weight and polymer compound 7 at a ratio of 20% by weight to prepare a toluene solution having a polymer concentration of 2.0% by weight.
- a suspension of poly (3,4-ethylene dioxythiophene) / polystyrene sulfonic acid (Bayer, BaytronP AI408 3) is placed on a glass substrate with a 150 nm thick ITO film formed by sputtering.
- a solution filtered through a 2 ⁇ m membrane filter spin coating A thin film having a thickness of 70 nm was formed and dried on a hot plate at 200 ° C. for 10 minutes.
- a film was formed by spin coating at a rotational speed of 600 rpm. The film thickness after film formation was about 89 nm. Further, this was dried at 80 ° C.
- lithium fluoride was deposited at about 4 nm
- calcium was deposited at about 5 nm as a cathode
- aluminum was deposited at about 80 nm to produce an EL device.
- the degree of vacuum metal vapor deposition was initiated after reaching below 1 X 10- 4 Pa.
- EL light emission having a peak at 475 nm was also obtained.
- the intensity of EL emission was almost proportional to the current density.
- the device started to emit light from 2.9 V, and the maximum luminous efficiency was 1.59 cdZA.
- the device When the EL device obtained above was driven at a constant current of 150 mAZcm 2 and the change in luminance with time was measured, the device had an initial luminance of 2130 cdZm 2 and a luminance half time of 22.9 hours. Assuming that the luminance-life acceleration factor is square, this is converted to a value of 400 cdZm 2 of initial luminance, and the half-life is 648 hours.
- the voltage required for driving was 8.64V in the initial stage and 9.47V after half the brightness, and the voltage change during driving was 1.03V. The voltage rise rate was calculated from this converted half life, and it was 1.59 mVZ time. (Spectrum after driving)
- the EL device obtained above was driven at a constant current of 150 mAZcm 2 for 81 hours, separately from the lifetime measurement.
- the luminance after driving was 22.7% of the initial luminance.
- the long wavelength component slightly increased in the region exceeding 500 nm, but almost no change was seen in the spectrum shape itself. I helped.
- the polymer compound according to the present invention has excellent properties as a material used in the polymer light emitting device.
- thermogravimetry of the polymer compound 3 was performed, the temperature was increased by 10 ° C per minute.
- the weight loss rate after raising the temperature from ° C to 400 ° C was 10.4%.
- thermogravimetric measurement of the polymer compound 5 When the thermogravimetric measurement of the polymer compound 5 was performed, the temperature was increased by 10 ° C per minute.
- the weight loss rate after raising the temperature from ° C to 400 ° C was 4.2%.
- the polymer compound 5 according to the present invention has a property excellent in heat resistance.
- this reaction solution was cooled to room temperature, dropped into 25% ammonia water 12 ml Z methanol 110 ml Z water 11 O ml mixed solution and stirred for 1.5 hours, and then the deposited precipitate was filtered and dried under reduced pressure.
- 95 mL of toluene and 6.30 g of radiolite were added to the precipitate and stirred for 40 minutes, and the insoluble material was filtered off.
- the obtained filtrate was purified through an alumina column, concentrated to about 6 OmL, and then added dropwise to 300 mL of methanol. The deposited precipitate was filtered and dried under reduced pressure.
- the chemical shift is 7.30 ppm, and the 13 carbon shift shown in C is 122.3 pp.
- the integrated value of the intensity of the proton-carbon 13 correlation peak in the HMQC spectrum is proportional to the number of H 1, H 2, H 3, and H 2.
- Table 4 shows the integrated value of intensity.
- the head-to-head bond, head-to-head bond, and tail-to-tail bond in the polymer compound 8 are represented by formula (i).
- the ratio of head-to-head binding, head-to-head binding, and tail-to-head binding included in polymer compound 8 was 9:79:12. From the above, in the polymer compound 8, it was determined that the ratio of the number of bonds formed between the head and tail to the total number of bonds formed between the repeating units B was 79%.
- the formula weight FW of the repeating unit of the polymer is 176.27, the average linkage The number was 19.
- the ratio of head-to-head binding, head-to-head binding, and tail-to-head binding included in polymer compound 9 was 2: 98: 0 in number ratio. From the above, it was found that in Polymer Compound 9, the ratio of the number of bonds formed between the head and tail to the total number of bonds repeatedly formed between B units was 98%.
- the formula unit FW of the repeating unit of the polymer was 438.7, and the average number of connections was 410.
- a proton-carbon 13 correlation peak is observed for the proton-carbon pair shown in Bl B1.
- the key shifts of 3 are 125.2 ppm and 122.5 ppm, respectively, H and C, H and C
- Table 8 shows the results of calculating the ratio of doubles (a) and doubles (b) in consideration of the number of Hs.
- the shifts are 125.2 ppm and 129.7 ppm, respectively, and are represented by H, C H and C.
- Table 9 shows the results of calculating the ratio of doublet (d) and doublet (e) considering the number of Hs.
- the average number of connections was 248.
- Table 10 shows the results obtained by calculating the ratio of the duplexes (a) and the duplexes (b) and the duplexes (c) and the duplexes (d) by the same calculation as the polymer compound 10.
- the chemical shifts are 7 ⁇ 39ppm and 7.81ppm, respectively, and are expressed as C and C in the formula (a).
- the key shifts of 3 are 125.2 ppm and 122.5 ppm, respectively, H and C, H and C
- Table 11 shows the results of calculating the ratio of doubles (a) and doubles (b) considering the number of ⁇ .
- the shifts are 125.2 ppm and 129.7 ppm, respectively, and are represented by H, C H and C.
- Table 12 shows the results of calculating the ratio of doubles (c) and doubles (d) in consideration of the number of Hs.
- HMQC spectrum 1 H detection 1 H— 13 C two-dimensional correlation spectrum
- the polymer compound 10 obtained in Example 6 was dissolved in xylene at a concentration of 1.3% by weight.
- a suspension of poly (3,4-ethylene dioxythiophene) / polystyrene sulfonic acid (Bayer, BaytronP AI408 3) is placed on a glass substrate with a 150 nm thick ITO film formed by sputtering.
- a solution filtered through a 2 ⁇ m membrane filter a thin film was formed with a thickness of 70 nm by spin coating, and dried on a hot plate at 200 ° C. for 10 minutes.
- a film was formed by spin coating at a rotational speed of 2700 rpm using the xylene solution of polymer compound 10 obtained above.
- the film thickness after film formation was about 119 nm.
- An EL element was fabricated by vapor deposition of 80 ⁇ m. The degree of vacuum metal vapor deposition was initiated after reaching below 1 X 10- 4 Pa.
- EL light emission having a peak at 470 nm was also obtained.
- the intensity of EL emission was almost proportional to the current density.
- the voltage when reaching lcd / m2 was 4.6 V, and the maximum luminous efficiency was 0.15 cdZA.
- the polymer compound 11 obtained in Example 7 was dissolved in xylene at a concentration of 1.3% by weight. (Production of EL elements)
- a solution obtained by filtering the suspension of 3) through a 0.2 ⁇ m membrane filter a thin film was formed with a thickness of 70 nm by spin coating, and dried on a hot plate at 200 ° C. for 10 minutes.
- a film was formed at a rotational speed of 2000 rpm by spin coating using the xylene solution of polymer compound 11 obtained above.
- the film thickness after film formation was about 116 nm.
- the polymer compound 12 obtained in Comparative Example 6 was dissolved in xylene at a concentration of 1.3% by weight. (Production of EL elements)
- a suspension of poly (3,4-ethylene dioxythiophene) / polystyrene sulfonic acid (Bayer, BaytronP AI408 3) is placed on a glass substrate with a 150 nm thick ITO film formed by sputtering.
- a thin film with a thickness of 70 nm was formed by spin coating using the liquid filtered through a 2 ⁇ m membrane filter, and dried on a hot plate at 200 ° C. for 10 minutes.
- the xylene solution of polymer compound 12 obtained above was used for film formation by spin coating at a rotational speed of 3200 rpm.
- the film thickness after film formation was about 119 nm.
- the polymer compound 13 obtained in Comparative Example 7 was dissolved in xylene at a concentration of 1.3% by weight. (Production of EL elements)
- a suspension of poly (3,4-ethylene dioxythiophene) / polystyrene sulfonic acid (Bayer, BaytronP AI408 3) is placed on a glass substrate with a 150 nm thick ITO film formed by sputtering.
- a solution filtered through a 2 ⁇ m membrane filter a thin film was formed with a thickness of 70 nm by spin coating, and dried on a hot plate at 200 ° C. for 10 minutes.
- a film was formed by spin coating at a rotational speed of 3200 rpm using the xylene solution of polymer compound 13 obtained above.
- the film thickness after film formation was about 117 nm.
- Sarako this is oxygen rich After drying at 90 ° C for 1 hour in a nitrogen atmosphere with a temperature and moisture concentration of lOppm or less, lithium fluoride is deposited at about 4 nm, calcium is deposited at about 5 nm as a cathode, and aluminum is then deposited at about 80 ⁇ m to form an EL device. Produced. The degree of vacuum metal vapor deposition was initiated after reaching below 1 X 10- 4 Pa.
- Table 14 shows the results of Examples 8 to 9 and Comparative Examples 8 to 9.
- the polymer compound according to the present invention has excellent chemical stability with little change in EL spectrum, and has excellent properties as a material used in a high molecular light emitting device.
- the shift is 7 ⁇ 76 ppm, and the chemical shift of carbon 13 represented by C in formula (a) is 123 Proton carbon 13 correlation at 8ppm for proton and carbon pair shown in H
- the chemical shift is 7 ⁇ 73 ppm, and the chemical shift of carbon 13 represented by C in formula (b) is 1
- the chemical shift of carbon is 7.56ppm, and the chemical shift of carbon 13 represented by C in formula (e)
- the quantity ratio of H H and H is the proton carbon 13 correlation peak in the HMQC spectrum.
- Table 15 shows the results of calculating the ratios of doubles (a) doubles (b) and doubles (e) in consideration of Cl C2 C4.
- the chemical shifts of carbon 13 to be D2 and D2 are 7 ⁇ 73 ppm and 125.2 ppm, respectively.
- a proton-carbon 13 correlation peak is observed for the proton-carbon pair indicated by C.
- D3 The chemical shift of carbon 13 indicated by D3 is 7 ⁇ 96 ppm and 121.
- a proton-carbon 13 correlation peak is observed for the proton-carbon pair indicated by C.
- D5 The chemical shift of carbon 13 indicated by D5 is 7 ⁇ 71 ppm and 120.3 ppm, respectively.
- a proton-carbon 13 correlation peak is observed for the proton-carbon pair indicated by C.
- the quantity ratio of H H and H is the proton carbon 13 correlation peak in the HMQC spectrum.
- Table 16 shows the results of calculating the ratios of doubles (c), doubles (d), and doubles (f) in consideration of D2 D3 D5.
- the average number of linkages (N) of (repeating unit A) in polymer compound 14 is the above-mentioned formula (A2)
- Nl ′ is the ratio of the number of (repeating unit A) to the number of all diads contained per unit amount of polymer compound 14, and N2 ′ is the unit amount of polymer compound 14
- Nl ′ is the ratio of the number of (repeating unit A) to the number of all diads contained per unit amount of polymer compound 14, and N2 ′ is the unit amount of polymer compound 14
- g represents an integer of 1 or more.
- the block is adjacent to a repeating unit or a terminal group other than the repeating unit represented by (Repeating Unit A).)
- N1 ' ( ⁇ regular + ⁇ regular ⁇ + ⁇ regular ⁇ )]
- Example 6 ⁇ Synthesis of Polymer Compound 10> Compound B 1400.0 mg (2.17 m mol), Compound A 72.1 mg (0.12 mmol), Compound G 83.4 mg (0.12 mmol) instead of Compound B BOOOOmgd. 55 mmol), Compound D 30. lmg ( 0.04 mmol), a polymer comprising the above (repeating unit A) and the above (repeating unit C) in a similar formulation using the following compound H 34.
- polymer compound 15 Omg (0.04 mmol) (hereinafter referred to as polymer compound 15) )
- the HMQC spectrum was measured in the same manner as polymer compound 15 and polymer compound 14, and the integrated range was determined by integrating the same range as polymer compound 14.
- the same calculation as for polymer compound 14 shows the ratio of duplex (a), duplex (b), and duplex (e), and duplex (c), duplex (d), and Table 17 shows the results obtained for doublet (f).
- the ratios of the duplex (a), duplex (b) (or duplex (c)), and duplex (d) were calculated in the same way as for polymer compound 14. I found that it was 1: 98: 1. From the above, in polymer compound 15, it is formed between (repeating unit A). We found that the ratio of the number of bonds formed between the head and tail to the total number of bonds was 98% o
- the average number of (repeating unit A) linkages in polymer compound 15 is calculated from the values in Table 17 using the formula (A2-4) in the same manner as the average number of (repeating unit A) linkages in polymer compound 14. Then it was 15.
- the HMQC spectrum was measured in the same manner as Polymer Compound 16 and Polymer Compound 14, and the integrated range was determined by integrating the same range as that of Polymer Compound 14.
- the calculation similar to that of polymer compound 14 shows the ratio of doubles (a), doubles (b), and doubles (e), and doubles (c), doubles (d), and doubles.
- Table 18 shows the results of obtaining the child (f).
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Description
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Priority Applications (4)
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GB0800330A GB2442643B (en) | 2005-06-10 | 2006-06-09 | Polyarylene |
US11/916,464 US20090045725A1 (en) | 2005-06-10 | 2006-06-09 | Polyarylene |
DE112006001505T DE112006001505T5 (de) | 2005-06-10 | 2006-06-09 | Polyarylen |
CN2006800240530A CN101213237B (zh) | 2005-06-10 | 2006-06-09 | 聚芳撑 |
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US (1) | US20090045725A1 (ja) |
KR (1) | KR20080020676A (ja) |
CN (1) | CN101213237B (ja) |
DE (1) | DE112006001505T5 (ja) |
GB (1) | GB2442643B (ja) |
TW (1) | TW200714629A (ja) |
WO (1) | WO2006132359A1 (ja) |
Cited By (2)
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WO2008140056A1 (ja) * | 2007-05-11 | 2008-11-20 | Sumitomo Chemical Company, Limited | 高分子化合物及びその製造方法、並びに、その高分子化合物を用いた発光材料、液状組成物、薄膜、高分子発光素子、面状光源、表示装置、有機トランジスタ及び太陽電池 |
WO2008146716A1 (ja) * | 2007-05-23 | 2008-12-04 | Sumitomo Chemical Company, Limited | 高分子化合物及びその製造方法、並びに、その高分子化合物を用いた発光材料、液状組成物、薄膜、高分子発光素子、面状光源、表示装置、有機トランジスタ及び太陽電池 |
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US9109081B2 (en) * | 2005-02-16 | 2015-08-18 | Sumitomo Chemical Company, Limited | Method for producing aromatic polymer |
GB2460216A (en) * | 2008-03-03 | 2009-11-25 | Cambridge Display Tech Ltd | Hole transport material composition |
US8329917B2 (en) * | 2009-03-31 | 2012-12-11 | Semiconductor Energy Laboratory Co., Ltd. | Heterocyclic compound and light-emitting element, light-emitting device, lighting device, and electronic device using the same |
JP2013522452A (ja) * | 2010-03-22 | 2013-06-13 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | ポリアリーレンスルフィド組成物の熱酸化安定化 |
BR112012024098A2 (pt) * | 2010-03-22 | 2017-07-18 | Du Pont | método para melhorar a estabilidade térmica de um sulfeto de poliarileno |
KR101883739B1 (ko) | 2012-04-04 | 2018-07-31 | 삼성전자주식회사 | 고분자 혼합물, 이를 이용한 유기 발광 소자 및 그 발광층의 전하 이동도 조절 방법 |
CN107706318B (zh) * | 2017-10-16 | 2020-06-26 | 深圳市华星光电半导体显示技术有限公司 | 电子传输层喷墨打印墨水及其制备方法 |
US11289667B2 (en) * | 2018-02-13 | 2022-03-29 | Sharp Kabushiki Kaisha | Light-emitting device with high electron injection efficiency |
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JP2004168999A (ja) * | 2002-10-30 | 2004-06-17 | Sumitomo Chem Co Ltd | 高分子化合物およびそれを用いた高分子発光素子 |
JP2004315809A (ja) * | 2003-03-31 | 2004-11-11 | Sumitomo Chem Co Ltd | 重合体およびそれを用いた高分子発光素子 |
JP2005060684A (ja) * | 2003-07-31 | 2005-03-10 | Sumitomo Chemical Co Ltd | 高分子化合物およびそれを用いた高分子発光素子 |
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JP2005126696A (ja) * | 2003-09-29 | 2005-05-19 | Sumitomo Chemical Co Ltd | 高分子錯体化合物およびそれを用いた高分子発光素子 |
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DE19748814A1 (de) * | 1997-11-05 | 1999-05-06 | Hoechst Ag | Substituierte Poly(arylenvinylene), Verfahren zur Herstellung und deren Verwendung in Elektrolumineszenz |
EP1416028A1 (en) * | 2002-10-30 | 2004-05-06 | Covion Organic Semiconductors GmbH | New method for the production of monomers useful in the manufacture of semiconductive polymers |
KR100570978B1 (ko) * | 2004-02-20 | 2006-04-13 | 삼성에스디아이 주식회사 | 표면이 개질된 유기막층을 사용하는 유기 전계 발광디스플레이 디바이스 및 이의 제조 방법 |
US20060094859A1 (en) * | 2004-11-03 | 2006-05-04 | Marrocco Matthew L Iii | Class of bridged biphenylene polymers |
-
2006
- 2006-06-09 US US11/916,464 patent/US20090045725A1/en not_active Abandoned
- 2006-06-09 GB GB0800330A patent/GB2442643B/en not_active Expired - Fee Related
- 2006-06-09 TW TW095120562A patent/TW200714629A/zh unknown
- 2006-06-09 KR KR1020087000652A patent/KR20080020676A/ko not_active Application Discontinuation
- 2006-06-09 WO PCT/JP2006/311613 patent/WO2006132359A1/ja active Application Filing
- 2006-06-09 DE DE112006001505T patent/DE112006001505T5/de not_active Withdrawn
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JP2004168999A (ja) * | 2002-10-30 | 2004-06-17 | Sumitomo Chem Co Ltd | 高分子化合物およびそれを用いた高分子発光素子 |
JP2004315809A (ja) * | 2003-03-31 | 2004-11-11 | Sumitomo Chem Co Ltd | 重合体およびそれを用いた高分子発光素子 |
JP2005105252A (ja) * | 2003-05-16 | 2005-04-21 | Sumitomo Chemical Co Ltd | 組成物および高分子発光素子 |
JP2005060684A (ja) * | 2003-07-31 | 2005-03-10 | Sumitomo Chemical Co Ltd | 高分子化合物およびそれを用いた高分子発光素子 |
JP2005126696A (ja) * | 2003-09-29 | 2005-05-19 | Sumitomo Chemical Co Ltd | 高分子錯体化合物およびそれを用いた高分子発光素子 |
Cited By (2)
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WO2008140056A1 (ja) * | 2007-05-11 | 2008-11-20 | Sumitomo Chemical Company, Limited | 高分子化合物及びその製造方法、並びに、その高分子化合物を用いた発光材料、液状組成物、薄膜、高分子発光素子、面状光源、表示装置、有機トランジスタ及び太陽電池 |
WO2008146716A1 (ja) * | 2007-05-23 | 2008-12-04 | Sumitomo Chemical Company, Limited | 高分子化合物及びその製造方法、並びに、その高分子化合物を用いた発光材料、液状組成物、薄膜、高分子発光素子、面状光源、表示装置、有機トランジスタ及び太陽電池 |
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US20090045725A1 (en) | 2009-02-19 |
GB0800330D0 (en) | 2008-02-20 |
KR20080020676A (ko) | 2008-03-05 |
GB2442643B (en) | 2010-05-05 |
CN101213237B (zh) | 2011-12-07 |
CN101213237A (zh) | 2008-07-02 |
TW200714629A (en) | 2007-04-16 |
GB2442643A (en) | 2008-04-09 |
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