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El desarrollo de plástico biodegradable a partir del cáñamo por estímulo microbiano
Summary
Researchers developed a biodegradable plastic using hemp (Cannabis sativa) fiber in conjunction with microbial stimulation, exploiting the structural properties of the hemp stalk fiber as a biopolymer matrix. The study demonstrated the technical feasibility of producing plant-derived bioplastics as an alternative to petroleum-based polymers contributing to microplastic pollution.
Actualmente varias industrias de diversa índole han apostado por el uso de Cannabis sativa con diferentes fines, en esta ocasión se resalta la capacidad que tiene la fibra del tallo de cáñamo en conjunto con la bacteria Ralstonia eutropha para la generación de plásticos biodegradables, aprovechando su potencial para la generación de PHB (Polihidroxibutirato). En este artículo de revisión se sustenta el análisis de fuentes como artículos científicos y trabajos de investigación relacionados con la manipulación artesanal e industrial de las fibras de cáñamo, así como también investigaciones previas con respecto a la producción de PHA por parte de la bacteria Ralstonia eutropha. La perspectiva es desarrollar una metodología con recursos de fácil acceso en Colombia. Los resultados arrojan que las investigaciones realizadas recientemente y la materia prima son un buen factor en cuanto economía, manejo y progreso; adicionalmente diferentes estudios evidencian que la yuca se ha reconocido como una gran fuente de carbono que permite aumentar el potencial de producción de PHB por parte de la bacteria. Se concluye que su compostaje no requiera de terceros, solamente del ambiente gracias al poder que posee la Ralstonia eutropha de producir PHB, y que bajo condiciones de estrés fisiológico es capaz de degradarse completamente permitiendo disminuir el impacto de la descomposición del material en el medio ambiente, sin contaminaciones o microplásticos residuales.
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