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US 11,236,246 B2Granted
Ink composition, organic light-emitting element using same, and fabrication method thereof
AssigneeLG Chem, Ltd.
InventorsMi Kyoung Kim, Ji Young Jung
Life of this patent
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Abstract
The present specification relates to an ink composition comprising a solvent comprising one or more types of Chemical Formulae 1 to 4; and a charge transferring material or a light emitting material, an organic light emitting device using the same, and a method for manufacturing the same.
Claims13
An ink composition comprising:
- a charge transferring material or a light emitting material;
- and
- a solvent represented by Chemical Formula 1:
- wherein A1 to A10 are the same as or different from each other, and each independently hydrogen;
- deuterium;
- a hydroxyl group;
- a carbonyl group;
- an ester group;
- a substituted or unsubstituted alkyl group;
- a substituted or unsubstituted cycloalkyl group;
- a substituted or unsubstituted cycloalkenyl group;
- a substituted or unsubstituted alkoxy group;
- a substituted or unsubstituted aryl group;
- or a substituted or unsubstituted amine group, and at least one of A1 to A10 is a substituted or unsubstituted cycloalkyl group, or a substituted or unsubstituted cycloalkenyl group.
11 more elements
Dependencies are inferred from the claim text.