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The reactions involved in the preparation of fibrous composite: PLA→PLA-ALG-Na(+) →PLA-ALG-Zn(2+). The structure of alginate is presented as a linear copolymer –[GM]n- with homopolymeric blocks of (1-4)-linked β-D-mannuronate (M) and its C-5 epimer α-L-guluronate (G) residues.
