XAL3349/00 is an adhesion promoter additive suitable for use on glass. It is added before use, in waterborne AV series and in solventborne polyurethane series TZ99XX at 3-4% after the addition of the hardener and thinners. This additive allows the coating to obtain a high level of adhesion after 24 hours in waterborne products and after 72 hours in polyurethane products, from the time of application.