DISPERSION COMPOSITION, AND CURABLE COMPOSITION, TRANSPARENT FILM, MICROLENS AND SOLID-STATE IMAGING ELEMENT USING SAME, AND POLYMER COMPOUND
申请人:FUJIFILM Corporation
公开号:EP2891687A1
公开(公告)日:2015-07-08
To provide a dispersion composition having a high refractive index and giving an excellent surface state to a film after coating, and a curable composition, a transparent film, a microlens and a solid-state imaging device each using the dispersion composition; and provide a compound able to afford a dispersion composition having a high refractive index and giving an excellent surface state to a film after coating and drying and maintain the dispersion stability of particles.
A dispersion composition containing (A) a metal oxide particle having a primary particle diameter of 1 to 100 nm, (B) a polymer compound represented by the following formula (1) having a weight average molecular weight of 10,000 or less, and (C) a solvent:
in formula (1),
R1 represents an (m+n)-valent linking group, 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 coordinating oxygen atom-containing group, a basic nitrogen atom-containing group, a phenol group, an alkyl group, an aryl group, an alkyleneoxy chain-containing group, an imide group, an alkyloxycarbonyl group, an alkylaminocarbonyl group, a carboxylate group, a sulfonamide group, a heterocyclic group, an alkoxysilyl group, an epoxy group, an isocyanate group and a hydroxyl group, n number of A1 or R2 may be the same or different from each other,
m represents a positive number of 8 or less, n represents from 1 to 9, m+n satisfies the range of 3 to 10,
P1 represents a polymer chain, and m number of P1 may be the same or different from each other.
提供一种具有高折射率并在涂布后使薄膜具有良好表面状态的分散组合物,以及使用该分散组合物的固化组合物、透明薄膜、微透镜和固态成像装置;并提供一种化合物,该化合物能够提供具有高折射率并在涂布和干燥后使薄膜具有良好表面状态的分散组合物,并保持颗粒的分散稳定性。
一种分散液组合物,含有(A)主颗粒直径为 1 至 100 纳米的金属氧化物颗粒,(B)由下式(1)表示的聚合物化合物,其重量平均分子量为 10,000 或以下,以及(C)溶剂:
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 代表一价取代基,该取代基具有至少一个选自以下组别的基团:酸基、脲基、聚氨酯基、含配位氧原子的基团、含碱性氮原子的基团、酚基、烷基、芳基、芳烷基、芳烷基、烷基、芳基、含烷氧基链的基团、酰亚胺基团、烷氧基羰基、烷基氨基羰基、羧酸基团、磺酰胺基团、杂环基团、烷氧基硅基、环氧基团、异氰酸酯基团和羟基、
m 代表 8 或以下的正数,n 代表 1 至 9,m+n 满足 3 至 10 的范围、
P1 代表聚合物链,P1 的 m 数可以相同或不同。