DISPERSION COMPOSITION, AND CURABLE COMPOSITION, TRANSPARENT FILM, MICROLENS AND SOLID-STATE IMAGING ELEMENT USING SAME
申请人:FUJIFILM Corporation
公开号:EP2891685A1
公开(公告)日:2015-07-08
Provided are a dispersion composition which has a high refractive index and has a high dispersion stability, a curable composition using the same, a transparent film, a microlens, and a solid-state imaging device.
A dispersion composition containing metal oxide particles having a primary particle diameter of 1 nm to 100 nm (A), a polymer compound having an acid value of 120 mgKOH/g or more, which is represented by the following Formula (1) (B), and a solvent (C).
In Formula (1),
R1 represents a (m+n)-valent linking group, and R2 represents a single bond or a divalent linking group. A1 represents a monovalent substituent having at least one group selected from the group consisting of an acid group, a urea group, a urethane group, a group having a coordinating oxygen atom, a group having a basic nitrogen atom, a phenol group, an alkyl group, an aryl group, a group having an alkyleneoxy chain, an imide group, an alkyloxycarbonyl group, an alkyl amino carbonyl group, a carboxylate group, a sulfonamide group, a heterocyclic group, an alkoxysilyl group, an epoxy group, an isocyanate group, and a hydroxyl group. n A1's and n R2's may be same or different.
m represents a positive number of 8 or less, n represents 1 to 9, and m+n satisfies 3 to 10.
P1 represents a polymer chain. m P1's may be same or different.
本发明提供了一种具有高折射率和高分散稳定性的分散组合物、一种使用该分散组合物的固化组合物、一种透明薄膜、一种微型透镜和一种固态成像装置。
一种分散液组合物,含有主颗粒直径为 1 纳米至 100 纳米的金属氧化物颗粒(A)、酸值为 120 mgKOH/g 或更高的聚合物化合物(由下式(1)表示)(B)和溶剂(C)。
在式 (1) 中
R1 代表(m+n)价连接基团,R2 代表单键或二价连接基团。A1 代表具有至少一个基团的单价取代基,该基团选自以下组别:酸基、
脲基、
氨基甲酸乙酯基、具有配位氧原子的基团、具有碱性氮原子的基团、
酚基、烷基、芳基、烷基、烷基醚、醚基、醚基、醚基、醚基、醚基、醚基、醚基、醚基、醚基、醚基、醚基、
酰亚胺基、烷氧基羰基、烷基
氨基羰基、
羧酸基、磺酰胺基、杂环基、烷氧基
硅基、环氧基、
异氰酸酯基和羟基。n 个 A1 和 n 个 R2 可以相同或不同。
m 代表 8 或以下的正数,n 代表 1 至 9,m+n 满足 3 至 10。
P1 代表聚合物链。