COMPOSITION AND LIGHT-EMITTING ELEMENT IN WHICH SAME IS USED

To provide a composition which is useful for production of a light emitting device excellent in light emission efficiency.A composition comprising a compound represented by the formula (C-1) and a phosphorescent compound represented by the formula (1):[wherein,Ring R1Cto Ring R4Crepresent an aromati...

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Bibliographic Details
Main Authors ISHIKAWA, Rui, TARRAN, William, KAMTEKAR, Timothy, Kiran
Format Patent
LanguageEnglish
French
German
Published 15.03.2023
Subjects
ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM
ADHESIVES
CHEMISTRY
DYES
ELECTRICITY
HETEROCYCLIC COMPOUNDS
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
ORGANIC CHEMISTRY
PAINTS
POLISHES
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Summary:To provide a composition which is useful for production of a light emitting device excellent in light emission efficiency.A composition comprising a compound represented by the formula (C-1) and a phosphorescent compound represented by the formula (1):[wherein,Ring R1Cto Ring R4Crepresent an aromatic hydrocarbon ring or an aromatic hetero ring.RCrepresents a carbon atom, a silicon atom, a germanium atom, a tin atom or a lead atom.][wherein,M1represents a rhodium atom, a palladium atom, an iridium atom or a platinum atom.n1represents an integer of 1 or more, and n2represents an integer of 0 or more. n1+n2is 2 or 3.Ring R1Arepresents a triazole ring.Ring R2represents an aromatic hydrocarbon ring or an aromatic hetero ring.E1, E2and E11Ato E13Arepresent a nitrogen atom or a carbon atom.R11Ato R13Arepresent a hydrogen atom, an alkyl group, an aryl group or the like.A1-G1-A2represents an anionic bidentate ligand.].
Bibliography:Application Number: EP20180791887