NOVEL DIAMINE COMPOUNDS, AND POLYAMIC ACIDS AND POLYIMIDES PREPARED BY USING SAME

The present invention relates to diamine compounds denoted by chemical formula 1, polyamic acid prepared by using the diamine compounds, polyimide derived from the polyamic acid, and a preparation method of the diamine compounds. In the chemical formula 1, R1, R2, R3, and R4 are independently H, F,...

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Bibliographic Details
Main Authors CHOI, SUNG MOOK, MYOUNG, DO, CHANG, SUNG HWA
Format Patent
LanguageEnglish
Korean
Published 14.08.2014
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
HETEROCYCLIC COMPOUNDS
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
ORGANIC CHEMISTRY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Summary:The present invention relates to diamine compounds denoted by chemical formula 1, polyamic acid prepared by using the diamine compounds, polyimide derived from the polyamic acid, and a preparation method of the diamine compounds. In the chemical formula 1, R1, R2, R3, and R4 are independently H, F, I, Br, CI, OH, COOH, or C_(1-3) alkyl which is substituted with or F, I, Br, or Cl or non-substituted.
Bibliography:Application Number: KR20130013179