Council of Scientific and Industrial Research (CISR) Patent applications |
Patent application number | Title | Published |
20110011419 | PHOTOCATALYTIC AUTO-CLEANING PROCESS OF STAINS - The present invention provides a process for photocatalytically treating stains of chilly and turmeric caused on kitchen tiles and platforms by coating a thin film of photocatalyst made of a semiconductor such as titanium dioxide uniformly dispersed in dilute silica sol thereon and using a light source such as a fluorescent lamp to irradiate and photoexcite the photo catalytic thin film by the small amount of UV radiation included in the fluorescent light, resulting in photo decomposition and auto-cleaning of the stains. | 01-20-2011 |
20080311033 | PROCESS FOR PREPARING DETERGENT BUILDER ZEOLITE-A FROM KIMBERLITE TAILINGS - The present invention provides a process for the preparation of detergent builder Zeolite-A from Kimberlite tailing generated as solid waste during diamond mining is disclosed. The process comprises, reacting an acid treated Kimberlite tailing with alkali solution to obtain sodium silicate and reacting it with alkaline aluminum source at room temperature and crystallizing at higher temperature to obtain Zeolite-A. The product is useful as builder in detergent formulation. | 12-18-2008 |
20080227167 | PROCESS FOR IMMOBILIZED NANO-SIZED METAL PARTICLES - The present invention provides a new process using biological method for the preparation of immobilized nano-particles of metals. Fungi are used to efficiently prepare immobilized nano-particles of various metals ions such as Au, Ag, Pd, Pt, Ni, Rh and Ru from their aqueous solutions. | 09-18-2008 |