A method of obtaining natural colorants in dust, the colorants so obtained and their applications (Machine-translation by Google Translate, not legally binding)

Obtaining powder colorants from agricultural or agroindustrial wastes of low or no value, such as mistol leaves, yerba, guayacºn, onion peel, peanut, walnut pericarp, autumn ash, carob resin, leaves and fruits of aguaribay, leg, eucalyptus. Method of obtaining and uses derived from its functional properties, namely, in the textile industry, paints, food, cosmetics, pharmaceuticals, rubber, leather, plastics, wood and paper. The dyes obtained have very good washing fastness and are capable of being used for textile dyeing without the use of added mordants. (Machine-translation by Google Translate, not legally binding) Obtención de colorantes en polvo a partir de desechos agrícolas o agroindustriales de bajo o nulo valor, como las hojas de mistol, yerba, guayacán, cáscara de cebolla, maní, pericarpio de nuez, fresno otoñal, resina de algarrobo, hojas y frutos de aguaribay, pata, eucaliptus. Método de obtención y usos que derivan de sus propiedades funcionales a saber, en la industria textil, de pinturas, alimenticia, cosmética, farmacéutica, del caucho, cueros, plásticos, madera y papel. Los colorantes obtenidos presentan muy buena solidez al lavado y son capaces de ser utilizados para la tinción de textiles sin el uso de mordientes adicionados.