| 摘要 |
There is provided a dispersion composition containing (A) a metal oxide particle having a primary particle diameter of 1 nm to 100 nm, (B) a polymer compound represented by the specific formula having a weight average molecular weight of 5,000 to 8,000 and an acid value of 70 to 90 mgKOH/g, and (C) a solvent, and a curable composition containing the dispersion composition and (D) a polymerizable compound. |
| 主权项 |
1. A dispersion composition containing:
(A) a metal oxide particle having a primary particle diameter of 1 nm to 100 nm, (B) a polymer compound represented by the following formula (5) having a weight average molecular weight of 5,000 to 8,000 and an acid value of 70 to 90 mgKOH/g, and (C) a solvent: in formula (5), R6 represents an (m+n1+n2)-valent linking group represented by any one of the following formulae (1) to (17), each of R7 to R9 independently represents a single bond or a divalent linking group, A3 represents a monovalent substituent having at least one acid group with a pKa of less than 5, A4 represents a monovalent substituent different from A3 and having at least one functional group with a pKa of 5 or more, the monovalent substituent being selected from the group consisting of a phenol group, an alkyl group not having a substituent, an alkyleneoxy chain-containing group, a carboxylate group, and a hydroxyl group, n1 number of A3 or R7 may be the same or different from each other, n2 number of A4 or R8 may be the same or different from each other, m represents a positive number of 8 or less, n1 represents from 1 to 8, n2 represents from 1 to 8, m+n1+n2 satisfies the range of 3 to 10, P3 represents a polymer chain, and m number of P3 or R9 may be the same or different from each other: |
