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公开(公告)号：JP2002208487A
公开(公告)日：2002-07-26
申请号：JP2001004598
申请日：2001-01-12
Applicant: TORAY INDUSTRIES
Inventor： MURASE SEIICHIRO , KOHAMA TORU , TOMINAGA TAKESHI
Abstract: PROBLEM TO BE SOLVED: To provide a red color emitting element with high brightness and high color purity. SOLUTION: The light emitting element has a light emitting material between a positive electrode and a negative electrode, and the light emitting material contains the compound expressed by the formula (1) where, R1-R8 may differ from each other, and chosen from hydrogen, alkyl group, cycroalkyl group, aralkyl group, alkenyl group, cycroalkenyl group, alkynyl group, hydroxyl group, mercapto group, alkoxy group, alkylthio group, arylether group, arylthioether group, aryl group, heterocyclic group, halogen, haloalkane, haloalkene, haloalkine, cyano group, aldehyde group, carbonyl group, carboxyl group, ester group, carbamoyl group, amino group, nitro group, silyl group, siloxanyl group, aromatic group formed between adjacent substituents, aliphatic group, or fused ring of heterocycle.
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公开(公告)号：JP2002134275A
公开(公告)日：2002-05-10
申请号：JP2000320569
申请日：2000-10-20
Applicant: TORAY INDUSTRIES
Inventor： MURASE SEIICHIRO , MAKIYAMA AKIRA , TOMINAGA TAKESHI
Abstract: PROBLEM TO BE SOLVED: To provide a red color light emitting device having high luminosity and high color purity. SOLUTION: The light emitting device contains a pyromethene compound of a formula 1 or its metal complex. R1 to R3 are such, they may be the same or differ, hydrogen, alkyl, cycloalkyl, aralkyl, alkenyl, cycloalkenyl, cycloalkinyl, hydroxyl group, mercapte, alkoxy, alkylthio, arylether, arylthioether, aryl, heterocyclic-ring group, halogen, haloalkane, haloalkene, haloalkyne, cyano, aldehyde, carbonyl, carboxyl, ester, a carbamoyl, amino, nitro, silyl, siloxanyl group, or aromatic group, fatty series, or condenced ring of heterocyclic ring formed between adjacent substitution groups. X1 and X2 may be the same or may differ, show single bond, substituted/nonsubstituted alkylene bond, ether bond, sulfide bond, substituted/nonsubstituted amino bond, ester bond or carbonyl bond. Ar1 and Ar2 express substituted/nonsubstited aryl group.
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公开(公告)号：JP2002134274A
公开(公告)日：2002-05-10
申请号：JP2000320568
申请日：2000-10-20
Applicant: TORAY INDUSTRIES
Inventor： MURASE SEIICHIRO , KOHAMA TORU , TOMINAGA TAKESHI
Abstract: PROBLEM TO BE SOLVED: To provide a light emitting device excels in durability and having high luminosity. SOLUTION: The light emitting device contains bulk quantities having a pyromethene compound of a formula 1 or one or more skeleton of its metal complex. One or more of R1 to R7 are connected directly to other pyromethene skeleton, or through its substitution group, and the others of them may be same or differ, and are such as alkyl, cycloalkyl, aralkyl, alkenyl, cycloalkenyl, alkynyl, hydroxyl group, mercapte, alkoxy, alkylthio, arylether, arylthioether, aryl, heterocyclic ring, halogen, haloalkane, haloalkene, haloalkyne, cyano, aldehyde, carbonyl, carboxyl, ester, carbamoyl, amino, nitro, silyl, siloxanyl group, or condensed rings formed from aromatic group, aliphatic group, and heterocyclic ring formed between adjacent substitution groups.
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公开(公告)号：JP2002063989A
公开(公告)日：2002-02-28
申请号：JP2001167809
申请日：2001-06-04
Applicant: TORAY INDUSTRIES
Inventor： KOHAMA TORU , KITAZAWA DAISUKE , MURASE SEIICHIRO
Abstract: PROBLEM TO BE SOLVED: To provide a light emitting element having high luminous efficiency, high brightness, and excellent color purity. SOLUTION: The element is the light emitting element characterized in including an organic phosphor which has a phosphor skeleton substituted with a phosphorus oxide group.
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公开(公告)号：JP2002050478A
公开(公告)日：2002-02-15
申请号：JP2000234023
申请日：2000-08-02
Applicant: TORAY INDUSTRIES
Inventor： MURASE SEIICHIRO , MAKIYAMA AKIRA , TOMINAGA TAKESHI
Abstract: PROBLEM TO BE SOLVED: To provide a light emitting element in which light emission of orange to red color is possible and a luminous efficiency is high. SOLUTION: This is the light emitting element in which luminous substances exist between a positive electrode and a negative electrode and which emits light by an electric energy, and the element contains a compound expressed in a formula (1). Here, R1 to R4 may be the same or different, and are selected among hydrogen, alkyl group, cycloalkyl group, aralkyl group, alkenyl group, cycloalkenyl group, alkynyl group, hydroxyl group, mercapto group, alkoxy group, alkylthio group, aryl ether group, arylthio ether group, aryl group, heterocyclic group, halogen, haloalkane, haloalkene, haloalkyne, cyano group, aldehyde group, carbonyl group, carboxyl group, ester group, carbamoyl group, amino group, nitro group, silyl group, siloxanyl group, condensed ring, heterocyclic ring and alicyclic ring formed between adjacent substituent groups, and single bond, ether bond, amino group, amide bond, ester bond and sulfide bond for coupling with other skeletons.
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Patent Agency Ranking
公开(公告)号：JP2002025771A
公开(公告)日：2002-01-25
申请号：JP2000203596
申请日：2000-07-05
Applicant: TORAY INDUSTRIES
Inventor： MURASE SEIICHIRO , MAKIYAMA AKIRA , TOMINAGA TAKESHI
Abstract: PROBLEM TO BE SOLVED: To provide a luminescent element, capable of emitting light from yellow-orange to red and having high luminous efficiency. SOLUTION: This element includes a luminescent substance, located between a positive electrode and a negative electrode and emits light by electrical energy. The element contains a metal complex, containing 8-quinolinol as a ligand with at least two hydrogen atoms substituted, and at least one of the substituted groups forms resonance with the quinolinol.
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公开(公告)号：JP2010225838A
公开(公告)日：2010-10-07
申请号：JP2009071389
申请日：2009-03-24
Applicant: TORAY INDUSTRIES
Inventor： MURASE SEIICHIRO , KITAZAWA DAISUKE , TSUKAMOTO JUN
Abstract: PROBLEM TO BE SOLVED: To provide a photovoltaic element having a high photoelectric conversion efficiency. SOLUTION: This photovoltaic element is provided at least with: a substrate; a positive electrode; a negative electrode; a photoelectric conversion layer; and a light-to-light converting layer. The light-to-light converting layer of the photovoltaic element contains at least host materials and guest materials. COPYRIGHT: (C)2011,JPO&INPIT
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公开(公告)号：JP2003151774A
公开(公告)日：2003-05-23
申请号：JP2001348774
申请日：2001-11-14
Applicant: TORAY INDUSTRIES
Inventor： MURASE SEIICHIRO , TOMINAGA TAKESHI , KOHAMA TORU
Abstract: PROBLEM TO BE SOLVED: To provide a light emitting element of high durability and reliability. SOLUTION: The element has a luminescent material existing between an anode and a cathode and emits light using electric energy. The element contains a compound represented by the following general formula (1): In the formula, L is a fluorescent skeleton having the center of point or line symmetry and a planar skeleton with two or more rings condensed; A and B are different and each represent a substituted or unsubstituted aryl group existing in a symmetrical position with respect to the center of symmetry of the fluorescent skeleton L.
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公开(公告)号：JP2003086379A
公开(公告)日：2003-03-20
申请号：JP2002150546
申请日：2002-05-24
Applicant: TORAY INDUSTRIES
Inventor： TOMINAGA TAKESHI , MURASE SEIICHIRO , KOHAMA TORU
Abstract: PROBLEM TO BE SOLVED: To provide a light-emitting element that has high efficiency of electric energy and high luminance and high color purity. SOLUTION: This is an organic light-emitting element and this element emits light at the peak wavelength of 580 nm or more and 720 nm or less and contains at least a diketopyrrolo[3,4-c]pyrrole derivative as shown in the formula (1) and an organic fluorescent substance having a fluorescent peak wavelength of 580 nm or more and 720 nm or less. In the formula, R and R are chosen from an alkyl group having carbon number of 1-25 or from the formula (2), (R and R are chosen from an alkyl group having carbon number of 1-4, an unsubstituted phenyl group or an phenyl group substituted with an alkyl group having carbon number of 1-3, and Ar is chosen from an alkyl group, a phenyl group having a substituted group chosen from alkoxy group, etc., or the like. m is an integer of 0-4.) Ar and Ar are chosen from a phenyl group having an unsubstituted or substituted group, a naphthyl group or the like.
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公开(公告)号：JP2002359080A
公开(公告)日：2002-12-13
申请号：JP2001166257
申请日：2001-06-01
Applicant: TORAY INDUSTRIES
Inventor： MURASE SEIICHIRO , TOMINAGA TAKESHI , KOHAMA TORU
Abstract: PROBLEM TO BE SOLVED: To provide a light emitting element having high durability, and having high utilization efficiency of electric energy. SOLUTION: An element emits the light with the electric energy by allowing a light emitting substance to exist between an anode and a cathode. This light emitting element is characterized in that the element includes at least a light emitting material and a triplet capturing agent.
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