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US 11,078,318 B2Granted
Block copolymer
AssigneeLG Chem, Ltd.
InventorsHyung Ju Ryu, Je Gwon Lee, Se Jin Ku, Eun Young Choi, Sung Soo Yoon, No Jin Park, Jung Keun Kim, Mi Sook Lee
Life of this patent
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Abstract
The present application may provide a block copolymer and a use thereof. The block copolymer of the present application has excellent self-assembly properties or phase separation characteristics, to which various functions to be required can also be freely imparted.
Claims15
A block copolymer comprising a polymer segment A having a unit represented by Formula 4 below and polymer segments B and C different from the polymer segment A,
- wherein the block copolymer comprises a structure in which each of the polymer segments is connected in a form of B-A-C:
- wherein, R is hydrogen or an alkyl group having 1 to 4 carbon atoms, X is a single bond, an oxygen atom, —C(═O)—O— or —O—C(═O), and Y is a monovalent substituent comprising an aromatic ring structure to which a chain having 8 to 20 chain-forming atoms is linked,
- wherein the polymer segments B and C comprise a unit of Formula 7 below:
- wherein, B is a monovalent substituent having an aromatic structure comprising one or more halogen atoms.
1 more element
Dependencies are inferred from the claim text.