CD Skripsi
Pengaruh Penambahan Selulosa Daun Nanas Terhadap Karakteristik Bioplastik Dari Pati Sukun
Biodegradable plastics is plastic made from renewable resources and can be decomposed by the action of living organisms. Biodegradable plastic can be made from breadfruit starch and cellulose from pineapple leaves. The purpose of this study was to obtain the best ratio of breadfruit starch and pineapple leaf cellulose to the characteristics of the resulting biodegradable plastic. This research was conducted experimentally using Completely Randomized Method (CRD) with four treatments and four replications to yield 16 experimental units. The treatments in this research were adding pineapple leaf cellulose 15, 20, 25, and 30% weight of breadfruit starch in biodegradable plastic formulations. The parameters examined in this research included swelling, water vapor transmission, tensile strength, elongation and biodegradability. The acquired data were statistically examined using analysis of variance (ANOVA). If the F count was more than or equal to the F table, the analysis would proceed with Duncan's New Multiple Range Test (DNMRT) at a significance level of 5%. The results showed that breadfruit starch and pineapple leaf cellulose had a significant effect on swelling, water vapor transmission, tensile strength, elongation and biodegradability. The selection adding 15% of pineapple leaf cellulose with a swelling of 55,46%, water vapor transfer rate of 14,78 g/m2/h, tensile strength of 14,41 MPa, elongation of 5,37% and biodegradation for 15 days.
Keywords: biodegradable plastic, breadfruit starch, pineapple leaf cellulose
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