Eco-friendly preparation and characterization of bioplastic films made from marine fish-scale wastes.

Bibliographic Details
Title: Eco-friendly preparation and characterization of bioplastic films made from marine fish-scale wastes.
Authors: Surya, Parthasarathy, Sundaramanickam, Arumugam, Nithin, Ajith, Iswarya, Parthasarathy
Source: Environmental Science & Pollution Research; Mar2023, Vol. 30 Issue 12, p34174-34187, 14p
Subject Terms: CORNSTARCH, BIODEGRADABLE plastics, HAZARDOUS wastes, SCALES (Fishes), WASTE treatment, FILMMAKING, ORGANIC wastes
Abstract: Synthetic plastics are becoming hazardous wastes, posing a threat to environmental sustainable health; hence, they must be replaced with alternatives. This study aimed to prepare corn starch-based bioplastics using fish scale through film casting technique as an alternative to synthetic plastics. In this work, four types of bioplastic films (CSF, CSFSF1, CSFSF2, FSF) containing different percentages of fish-scale powder and corn starch were prepared. Physical and chemical properties such as texture, color, solubility in hot water, tensile strength, functional groups, and morphology of all the four types of the prepared bioplastics were analyzed. The mixture of fish-scale powder and corn starch powder in the ratio of 1:3 (CSFSF1) yielded the best results. Its average thickness is 0.0420 ± 0.001 mm, water absorption range is 55–60%, tensile strength is 6.06 ± 0.05 MPa, and thermal stability is 278.741 °C. In the biodegradability test, degradation was noticed after 7 days of treatment with organic waste. The degradation was confirmed by surface changes in the morphology and the development of Aspergillus sp. Corn starch film (CSF) exhibited the highest degradation (60%), while the fish-scales film (FSF) underwent the least degradation (28%). The produced bioplastics were prepared from eco-friendly, inexpensive, and natural materials. Thus, the present research has provided a viable alternative to synthetic plastics. [ABSTRACT FROM AUTHOR]
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Database: Complementary Index
More Details
ISSN:09441344
DOI:10.1007/s11356-022-24429-z
Published in:Environmental Science & Pollution Research
Language:English