COLORS FOREVER With the invention of silicate coating systems in1878, Adolf Wilhelm KEIM founded our company which today is known worldwide as the leader in mineral silicate architectural protection systems. Keim's legendary durability is backed by mineral silicate paints and stains that penetrate masonry and can never peel, lightfast mineral pigments and U.V. stable binders that will never fade and finishes that are naturally vapor permeable and weather proof.