| abstract |
The present invention relates to a pH-sensitive nanohybrid catalyst that exhibits catalytic activity that changes according to pH and exhibits effective catalytic activity for the reduction of organic dyes, wherein the catalyst is porous silica nanoparticles, introduced into the surface of the porous silica nanoparticles and a reactive functional group containing a methacrylate group at the terminal, a pH-sensitive poly(methacrylic acid) (PMAA) grafted to the surface of the porous silica nanoparticles in combination with the methacrylate group, and the surface of the silica nanoparticles or It contains silver nanoparticles contained inside the pores. |