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US 10,919,007 B2Granted
Organic material purification composition and method of purifying organic materials using the same
AssigneesSamsung Display Co., Ltd., DMS Co., Ltd.
InventorsMyung-ki Lee, Hyunsoo Moon, Jongwon Lee, Sunwoo Kang, Yongseok Park
Life of this patent
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Abstract
An organic material purification composition, a mixed composition, and a method of purifying an organic material, the organic material purification composition including an ionic liquid in which a cation and an anion are combined; and an organic solvent, wherein the organic solvent includes an alcohol or a ketone.
Claims24
An organic material purification composition, comprising:
- an ionic liquid in which a cation and an anion are combined;
- and an organic solvent, wherein the organic solvent includes an alcohol or a ketone,
- wherein the alcohol includes ethanol, propanol, or butanol.
A mixed composition, comprising:
- an ionic liquid in which a cation and an anion are combined;
- and an organic solvent, wherein the organic solvent includes an alcohol or a ketone, wherein the alcohol includes ethanol, propanol, or butanol, and wherein a weight ratio of the organic solvent to the ionic liquid is from 1.0 to 5.0.
A method of purifying an organic material, the method comprising:
- preparing an organic material to be purified;
- mixing the organic material with a mixed solution of an ionic liquid and an organic solvent, the organic solvent including an alcohol or a ketone;
- purifying the organic material by stirring the mixed solution in which the organic material is mixed;
- and separating the purified organic material,
- wherein the alcohol includes ethanol, propanol, or butanol.
2 more elements
Dependencies are inferred from the claim text.