Fabrication and antimicrobial analysis of composite biodegradable film from pumpkin starch

The purpose of the research is to fabricate difference types of composite biodegradable films from pumpkin starch, to analyze antimicrobial activities of chitosan-incorporated pumpkin starch films and to characterize the biodegradable film (pumpkin starch) in term of physical properties. In this...

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Main Author:	Ahmad Bazli, Bustary
Format:	Undergraduates Project Papers
Language:	English
Published:	2010
Subjects:	TP Chemical technology
Online Access:	http://umpir.ump.edu.my/id/eprint/2677/ http://umpir.ump.edu.my/id/eprint/2677/1/AHMAD_BAZLI_BIN_BUSTARY.PDF

id	ump-2677
recordtype	eprints
spelling	ump-26772015-03-03T07:57:55Z http://umpir.ump.edu.my/id/eprint/2677/ Fabrication and antimicrobial analysis of composite biodegradable film from pumpkin starch Ahmad Bazli, Bustary TP Chemical technology The purpose of the research is to fabricate difference types of composite biodegradable films from pumpkin starch, to analyze antimicrobial activities of chitosan-incorporated pumpkin starch films and to characterize the biodegradable film (pumpkin starch) in term of physical properties. In this study, the pumpkin starch is used as a raw material because of its high composition of starch. The process involve for this experiment are preparation of pumpkin flour and then the starch is isolated from the pumpkin flour by mixing with the water and settling it over night without shaking to recover the sediment as a pumpkin starch. The next process is to prepare the film by adding the polyethylene glycol (PEG) as plasticizers at a concentration of 3% and the chitosan was added in a different concentration (1.5g, 2.0g, 2.5g) as preparation of microbial film and mixing all of component. After being heated the solution, the warm mixture was casted on framed glass plates, and then dried at a room temperature for 8 hours. Then, the sample is characterized after the film is produced. The analysis shows that the sample with high concentration of chitosan has lower water solubility. The percentage of water solubility in each sample 1.5g, 2.Og and 2.5 g chitosan is 69.7%, 65.2% and 52.3% respectively. The Fourier transforms infrared spectroscopy (FTIR) result show that the similar pattern of peak at wavenumbers range 1500 cm -1600 cm-1 with addition of chitosan the peak become narrower and weaker. Thus, the addition of chitosan can disturb the crystalline of the starch which is the main factor to determine the characteristic of biodegradable film. The antimicrobial analysis shows that the Escherichia coil and Bacillus subtilis cannot growth well at the film surface. The microorganism colonies are smaller in the film with high concentration of chitosan. The scanning electron microscope (SEM) show that the characteristic features with high concentration of chitosan has a smooth surface compare to the other sample because of the high bonding between the molecules in the sample. 2010-12 Undergraduates Project Papers NonPeerReviewed application/pdf en http://umpir.ump.edu.my/id/eprint/2677/1/AHMAD_BAZLI_BIN_BUSTARY.PDF Ahmad Bazli, Bustary (2010) Fabrication and antimicrobial analysis of composite biodegradable film from pumpkin starch. FACULTY OF CHEMICAL & NATURAL RESOURCES ENGINEERING, Universiti Malaysia Pahang.
repository_type	Digital Repository
institution_category	Local University
institution	Universiti Malaysia Pahang
building	UMP Institutional Repository
collection	Online Access
language	English
topic	TP Chemical technology
spellingShingle	TP Chemical technology Ahmad Bazli, Bustary Fabrication and antimicrobial analysis of composite biodegradable film from pumpkin starch
description	The purpose of the research is to fabricate difference types of composite biodegradable films from pumpkin starch, to analyze antimicrobial activities of chitosan-incorporated pumpkin starch films and to characterize the biodegradable film (pumpkin starch) in term of physical properties. In this study, the pumpkin starch is used as a raw material because of its high composition of starch. The process involve for this experiment are preparation of pumpkin flour and then the starch is isolated from the pumpkin flour by mixing with the water and settling it over night without shaking to recover the sediment as a pumpkin starch. The next process is to prepare the film by adding the polyethylene glycol (PEG) as plasticizers at a concentration of 3% and the chitosan was added in a different concentration (1.5g, 2.0g, 2.5g) as preparation of microbial film and mixing all of component. After being heated the solution, the warm mixture was casted on framed glass plates, and then dried at a room temperature for 8 hours. Then, the sample is characterized after the film is produced. The analysis shows that the sample with high concentration of chitosan has lower water solubility. The percentage of water solubility in each sample 1.5g, 2.Og and 2.5 g chitosan is 69.7%, 65.2% and 52.3% respectively. The Fourier transforms infrared spectroscopy (FTIR) result show that the similar pattern of peak at wavenumbers range 1500 cm -1600 cm-1 with addition of chitosan the peak become narrower and weaker. Thus, the addition of chitosan can disturb the crystalline of the starch which is the main factor to determine the characteristic of biodegradable film. The antimicrobial analysis shows that the Escherichia coil and Bacillus subtilis cannot growth well at the film surface. The microorganism colonies are smaller in the film with high concentration of chitosan. The scanning electron microscope (SEM) show that the characteristic features with high concentration of chitosan has a smooth surface compare to the other sample because of the high bonding between the molecules in the sample.
format	Undergraduates Project Papers
author	Ahmad Bazli, Bustary
author_facet	Ahmad Bazli, Bustary
author_sort	Ahmad Bazli, Bustary
title	Fabrication and antimicrobial analysis of composite biodegradable film from pumpkin starch
title_short	Fabrication and antimicrobial analysis of composite biodegradable film from pumpkin starch
title_full	Fabrication and antimicrobial analysis of composite biodegradable film from pumpkin starch
title_fullStr	Fabrication and antimicrobial analysis of composite biodegradable film from pumpkin starch
title_full_unstemmed	Fabrication and antimicrobial analysis of composite biodegradable film from pumpkin starch
title_sort	fabrication and antimicrobial analysis of composite biodegradable film from pumpkin starch
publishDate	2010
url	http://umpir.ump.edu.my/id/eprint/2677/ http://umpir.ump.edu.my/id/eprint/2677/1/AHMAD_BAZLI_BIN_BUSTARY.PDF
first_indexed	2023-09-18T21:56:43Z
last_indexed	2023-09-18T21:56:43Z
_version_	1777414127917989888

Fabrication and antimicrobial analysis of composite biodegradable film from pumpkin starch

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