光催化陶瓷

文档序号:931523 发布日期:2021-03-05 浏览:5次 >En<

阅读说明:本技术 光催化陶瓷 (Photocatalytic ceramic ) 是由 I·G·莱斯奇 于 2020-09-04 设计创作,主要内容包括:本发明涉及光催化陶瓷,具体地涉及用于生产抗菌光催化陶瓷的方法,其包括:-制备可用的非晶态Ti;-制备可用的基于钙磷酸盐的仿生材料或生物材料;-用所述非晶态Ti将基于钙磷酸盐的所述仿生材料或所述生物材料功能化,从而获得功能化且取向的复合材料;-将所述功能化的复合材料添加至陶瓷混合物,和/或在陶瓷半成品上施加所述功能化的复合材料,其中陶瓷半成品意指烘焙之前的陶瓷材料;-在陶瓷半成品上施加所述功能化的复合材料;-在600和1400℃之间、优选在900和1300℃之间的温度下烘焙持续从20至500分钟变化的时间,从而获得抗菌光催化陶瓷。本发明还涉及光催化陶瓷材料,其包含具有纳米结构化的分级结构的仿生材料,所述纳米结构化的分级结构有宏观腔或微观腔,在所述腔内以金红石晶态形式包括TiO_2,并且涉及包含光催化陶瓷材料的砖瓦、卫生洁具和餐具。(The present invention relates to a photocatalytic ceramic, in particular to a method for producing an antibacterial photocatalytic ceramic, comprising: -preparing a usable amorphous Ti; -preparing a useful calcium phosphate based biomimetic or biological material; -functionalizing said biomimetic or said biomaterial based on calcium phosphate with said amorphous Ti, thus obtaining a functionalized and oriented composite material(ii) a -adding the functionalized composite material to the ceramic mixture and/or applying the functionalized composite material on a ceramic semi-finished product, wherein ceramic semi-finished product means a ceramic material before baking; -applying said functionalized composite material on a ceramic semi-finished product; baking at a temperature between 600 and 1400 ℃, preferably between 900 and 1300 ℃, for a time varying from 20 to 500 minutes, so as to obtain the antibacterial photocatalytic ceramic. The invention also relates to a photocatalytic ceramic material comprising a biomimetic material having a nanostructured hierarchical structure with macro or micro cavities within which TiO is included in the rutile crystalline form 2 And to tiles, sanitaryware and tableware comprising a photocatalytic ceramic material.)

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