Coating the particles and functional group, the same, a process for preparation of same, and use

文件类型：PDF文档
文件大小：291K
The present invention relates to a particle comprising a core which comprises an oxide selected from rare earth oxides alone or in a mixture with metal oxides and which is coated with a layer of silica functionalized with a coupling agent comprising at least one chemical function soluble in a hydrophobic solvent, and to a composition comprising at least one such particle. The present invention likewise relates to the method for preparing same and to various uses thereof.