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US 2025/0180554 A1Published application
Resin particle and affinity particle including the same
OwnerTaro Endo, Norishige Kakegawa +2inventors
InventorsTARO ENDO, NORISHIGE KAKEGAWA, KENJI KITAGAWA, TEIGO SAKAKIBARA
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Abstract
A resin particle having a core-shell structure includes a europium complex, a core portion, and a shell portion, wherein the core portion contains a specific copolymer, the shell portion contains a specific polymer, and at least one of the core portion and the shell portion includes a cross-linked structure.
Claims13
A resin particle having a core-shell structure, comprising:
- a europium complex;
- a core portion;
- and
- a shell portion
- wherein the core portion contains a copolymer having a unit denoted by Formula (CORE_1),
- the shell portion contains a polymer having a unit denoted by Formula (SHELL_1) and a polymer having a unit denoted by Formula (SHELL_2), and
- at least one of the core portion and the shell portion includes a cross-linked structure:
- in Formula (CORE_1), X1 represents H or CH3, each of m1 and m2 represents an integer of 1 or more, and m1 and m2 satisfy 10<m1/m2,
- in Formula (SHELL_1) and Formula (SHELL_2), each of X2 and X3 represents H or CH3, Y1 represents OH or OCH3, Y2 represents Formula (SHELL_3) or CH2CH2OH, each of m3 and m4 represents an integer of 1 or more, and n represents an integer of 1 or more and 40 or less,
6 more elements
Dependencies are inferred from the claim text.