Photocatalyst liquid and product coated with the same

文档序号:1342707 发布日期:2020-07-17 浏览:35次 中文

阅读说明:本技术 光催化剂液体以及涂覆有该光催化剂液体的产品 (Photocatalyst liquid and product coated with the same ) 是由 藤井隆治 于 2019-09-12 设计创作,主要内容包括:为了形成致密的光催化剂层,需要锐钛矿型氧化钛微粒在水性介质中长期保持分散的状态。因此本发明提供一种光催化剂液体,其具备光催化剂粒子,所述光催化剂粒子是通过加水分解生成的箭头型形状的晶体粒子的光催化剂与球状的晶体粒子的光催化剂进行结合而成,并且从所述加水分解时所使用的氢氧化物上脱离的阳离子对所述光催化剂粒子进行修饰,所述箭头型形状的晶体粒子,具有5nm~30nm的尺寸,并且其平均尺寸在所述球状的晶体粒子的平均尺寸以上,且所述箭头型形状的晶体粒子的光催化剂是锐钛矿型的晶体粒子。(In order to form a dense photocatalyst layer, it is necessary that the anatase type titanium oxide fine particles are kept dispersed in an aqueous medium for a long period of time. The present invention provides a photocatalyst liquid comprising photocatalyst particles which are formed by bonding a photocatalyst comprising arrow-shaped crystal particles produced by hydrolysis and a photocatalyst comprising spherical crystal particles, and which are modified by cations released from a hydroxide used in the hydrolysis, wherein the arrow-shaped crystal particles have a size of 5 to 30nm and an average size of the arrow-shaped crystal particles is not less than an average size of the spherical crystal particles, and the photocatalyst comprising the arrow-shaped crystal particles is anatase-type crystal particles.)

1. A photocatalyst liquid comprising photocatalyst particles, wherein the photocatalyst particles are formed by binding a photocatalyst consisting of arrowhead-shaped crystal particles produced by hydrolysis and a photocatalyst consisting of spherical crystal particles, and the photocatalyst particles are modified by cations released from a hydroxide used in the hydrolysis.

2. The photocatalyst liquid according to claim 1, wherein the photocatalyst particles are a combination of flat-shaped crystal particles and three-dimensional-shaped crystal particles, and the three-dimensional-shaped crystal particles have a thickness larger than that of the flat-shaped crystal particles.

3. The photocatalyst liquid of claim 1, wherein,

the arrow-shaped crystal particles have a size of 5 to 30nm and an average size of the arrow-shaped crystal particles is not less than an average size of the spherical crystal particles,

the photocatalyst of the arrowhead-shaped crystal particles is anatase.

4. A product coated with the photocatalyst liquid of claim 1.

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