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US 12,304,977 B2Granted
Polymer, monomer, coating composition comprising same, organic light emitting device using same, and method for manufacturing organic light emitting device by using same
AssigneeLG Chem, Ltd.
InventorsMin Suk Jung, Jaesoon Bae, Youngju Park, Esder Kang, Byeong Yun Lim, Dowon Lim, Jaechol Lee, Hyunju Choi
Life of this patent
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Abstract
The present specification relates to a polymer comprising a unit represented by Chemical Formula 1, a monomer represented by Chemical Formula 2, a coating composition comprising the same, an organic light emitting device formed using the same, and a method for manufacturing an organic light emitting device using the same: wherein the variables are described herein.
Claims18
A polymer comprising a unit represented by the following Chemical Formula 1:
- wherein, in Chemical Formula 1,
- L is a direct bond;
- a substituted or unsubstituted arylene group;
- or a substituted or unsubstituted heteroarylene group;
- a is an integer of 0 to 3, and when a is 2 or greater, Ls are the same as or different from each other;
- Ar1 and Ar2 are the same as or different from each other, and each independently a substituted or unsubstituted aryl group;
- or a substituted or unsubstituted heteroaryl group;
- R1 to R4, R4′ and R4″ are the same as or different from each other, and each independently hydrogen;
- deuterium;
- a halogen group;
- a hydroxyl group;
- a cyano group;
- a substituted or unsubstituted alkyl group;
- a substituted or unsubstituted cycloalkyl group;
- a substituted or unsubstituted alkoxy group;
- a substituted or unsubstituted aryl group;
- or a substituted or unsubstituted heteroaryl group;
- R5 to R8 are the same as or different from each other, and each independently deuterium;
- a halogen group;
- a hydroxyl group;
- a cyano group;
- a substituted or unsubstituted alkyl group;
- a substituted or unsubstituted cycloalkyl group;
- a substituted or unsubstituted alkoxy group;
- a substituted or unsubstituted aryl group;
- or a substituted or unsubstituted heteroaryl group;
- r6 and r7 are the same as or different from each other, and each independently an integer of 0 to 3, and when r6 is 2 or 3, R6s are the same as or different from each other, and when r7 is 2 or 3, R7s are the same as or different from each other;
- r5 and r8 are the same as or different from each other, and each independently an integer of 0 to 4, and when r5 is 2 to 4, R5s are the same as or different from each other, and when r8 is 2 to 4, R8s are the same as or different from each other;
- and
- n is, as a repetition number of the unit, an integer of 2 to 10,000,
- wherein the polymer is a homopolymer.
28 more elements
A coating composition comprising a monomer represented by Chemical Formula 2 and a solvent:
- wherein, in Chemical Formula 2,
- L is a direct bond;
- a substituted or unsubstituted arylene group;
- or a substituted or unsubstituted heteroarylene group;
- a is an integer of 0 to 3, and when a is 2 or greater, Ls are the same as or different from each other;
- Ar1 and Ar2 are the same as or different from each other, and each independently a substituted or unsubstituted aryl group;
- or a substituted or unsubstituted heteroaryl group;
- R1 to R4, R4′ and R4″ are the same as or different from each other, and each independently hydrogen;
- deuterium;
- a halogen group;
- a hydroxyl group;
- a cyano group;
- a substituted or unsubstituted alkyl group;
- a substituted or unsubstituted cycloalkyl group;
- a substituted or unsubstituted alkoxy group;
- a substituted or unsubstituted aryl group;
- or a substituted or unsubstituted heteroaryl group;
- R5 to R8 are the same as or different from each other, and each independently deuterium;
- a halogen group;
- a hydroxyl group;
- a cyano group;
- a substituted or unsubstituted alkyl group;
- a substituted or unsubstituted cycloalkyl group;
- a substituted or unsubstituted alkoxy group;
- a substituted or unsubstituted aryl group;
- or a substituted or unsubstituted heteroaryl group;
- r6 and r7 are the same as or different from each other, and each independently an integer of 0 to 3, and when r6 is 2 or 3, R6s are the same as or different from each other, and when r7 is 2 or 3, R7s are the same as or different from each other;
- and
- r5 and r8 are the same as or different from each other, and each independently an integer of 0 to 4, and when r5 is 2 to 4, R5s are the same as or different from each other, and when r8 is 2 to 4, R8s are the same as or different from each other,
- wherein the solvent is at least one of chloroform, methylene chloride, 1,2-dichloroethane, 1,1,2-trichloroethane, tetrahydrofuran, cyclohexane, methylcyclohexane, n-pentane, n-hexane, n-heptane, n-octane, n-nonane, n-decane, acetone, methyl ethyl ketone, cyclohexanone, ethyl acetate, butyl acetate, ethyl cellosolve acetate, ethylene glycol, ethylene glycol monobutyl ether, ethylene glycol monoethyl ether, ethylene glycol monomethyl ether, dimethoxyethane, propylene glycol, diethoxymethane, triethylene glycol monoethyl ether, glycerin, 1,2-hexanediol, methanol, ethanol, propanol, isopropanol, cyclohexanol, dimethyl sulfoxide, methyl benzoate, butyl benzoate, 3-phenoxybenzoate, or tetraline.
27 more elements
A homopolymer comprising a unit of any one selected from among the following structures:
- wherein n has the same definition as in Chemical Formula 1.
Dependencies are inferred from the claim text.