Panorama da produção de bioplásticos de origem renovável: uma introdução ao tema e ao papel estratégico dos aditivos

Abstract

The high demand for conventional plastic materials and the improper management of their specific waste streams pose significant environmental challenges for the coming decades. In this context, bioplastics are attracting interest as an alternative for developing materials derived from renewable sources that align with circular economy principles. However, the concept of bioplastics requires careful consideration; origin and biodegradability are distinct attributes, while material properties and applications depend on composition, production pathways, and processing conditions. In this regard, additives play a crucial role in modifying the physical, chemical, and mechanical properties, as well as the barrier characteristics, of these materials. This paper aims to provide an introductory review of fundamental aspects related to bioplastic development. The *Revista Virtual de Química* was selected for potential submission because its target audience includes undergraduate students, allowing for an introduction to the topic in Portuguese that is accessible to new readers. The study covers key aspects of preparing bioplastics from renewable sources, specifically: definitions, composition, preparation methods, and additives. Furthermore, the review seeks to link the role of specific constituents to the physical and chemical properties of the final product. This topic is also relevant to pharmaceutical education, helping to reinforce concepts learned during undergraduate studies—such as in the Pharmaceutical Technology course—and enhancing understanding during industry internships regarding material selection, product development, and the evaluation of technological alternatives applicable to the industry.