abstract: self-cleaning banknotes are provided using coatings, inks and additives which are photo-active and catalytic to reactions which are effective in breaking up organic contaminants or dirt to allow for self-cleaning of banknotes by ambient light exposure as well as the cleaning of processed banknotes using equipment with more intense optical excitation, thus increasing their usable life. __________________________________________________________ patent summary: "Use of photo-catalytic material for self-cleaning of banknotes". Self-cleaning cells are provided using coatings, inks and additives that are photoactive and catalytic to reactions that are effective in disintegrating organic contaminants or dirt, taking into account self-cleaning of the banknotes by exposure to ambient light. , as well as cleaning the processed banknotes using equipment with more intense optical stimulation, thus increasing their useful life.abstract: self-cleaning banknotes are provided using coatings, inks and additives which are photo-active and catalytic to reactions which are effective in breaking up organic contaminants or dirt to allow for the self-cleaning of banknotes by ambient light exposure as well as the cleaning of processed banknotes using equipment with more intense optical excitation, thus increasing their usable life. __________________________________________________________ resumo patente de invenção: "uso de material foto-catalítico para a auto-limpeza de cédulas". células de auto-limpeza são fornecidas utilizando revestimentos, tintas e aditivos que são foto-ativos e catalíticos às reações que são eficazes na desintegração de contaminantes orgânicos ou sujeira, levando-se em conta a auto-limpeza das cédulas através da exposição a luz ambiente, assim como a limpeza das cédulas processadas utilizando equipamento com estimulação ótica mais intensa, aumentando assim a sua vida útil.
