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Development of starch biobased and biodegradable plastics for their use in trays for food-packaging
(2011-12-01)
This research work develops new methods to produce biodegradable starch-based trays for the purpose of replacing expanded polystyrene in the food packaging market. The starch based biopolymers present several drawbacks ...
Blends polyproopylene/starch thermoplastic
(Associação Brasileira de PolímerosPorto de Galinhas, 2014-10-12)
In this study, PP/TPS blends were obtained. Firstly, TPS with 30wt% glycerol, 20wt% water and 2wt% carboxylic acids (citric, malic) were processed in twin screw extruder. After this, blends containing 50wt% of PP and 50wt% ...