Ultrasonic treatment regulates the properties of gelatin emulsion to obtain high-quality gelatin film

Gelatin emulsion was an important process for preparing gelatin films. A gelatin film with water resistance and ductility could be prepared using gelatin emulsion, whereas the prepared gelatin film has several defects (e.g., low tensile strength and poor thermal stability). This study aimed to modif...

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Main Authors: Xin Li, Xiao-Mei Sha, Hong-Shun Yang, Zhong-Yang Ren, Zong-Cai Tu
Format: Article
Language:English
Published: Elsevier 2023-06-01
Series:Food Chemistry: X
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2590157523001153
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author Xin Li
Xiao-Mei Sha
Hong-Shun Yang
Zhong-Yang Ren
Zong-Cai Tu
author_facet Xin Li
Xiao-Mei Sha
Hong-Shun Yang
Zhong-Yang Ren
Zong-Cai Tu
author_sort Xin Li
collection DOAJ
description Gelatin emulsion was an important process for preparing gelatin films. A gelatin film with water resistance and ductility could be prepared using gelatin emulsion, whereas the prepared gelatin film has several defects (e.g., low tensile strength and poor thermal stability). This study aimed to modify gelatin emulsion through ultrasonic treatment, then gelatin film was prepared by the modified gelatin emulsion. The results showed that: under the condition of ultrasonic treatment for 12 min at 400 w, zeta potential and viscosity of gelatin emulsion were the largest; thickness, water vapor permeability (WVP) and water solubility (WS) of corresponding gelatin film were the lowest, and the tensile strength (TS), elongation at break (EAB), denaturation temperature (Tm) and enthalpy value (ΔH) of corresponding gelatin film were the highest. The above result suggested that ultrasonic treatment can be used to prepare a gelatin film with better quality by regulating the properties of gelatin emulsion, and a certain correlation was found between the properties of gelatin emulsion and the properties of gelatin film.
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spelling doaj.art-78a92c6d01a546318f20a3d1ce169adf2023-06-21T06:59:27ZengElsevierFood Chemistry: X2590-15752023-06-0118100673Ultrasonic treatment regulates the properties of gelatin emulsion to obtain high-quality gelatin filmXin Li0Xiao-Mei Sha1Hong-Shun Yang2Zhong-Yang Ren3Zong-Cai Tu4School of Public Health, The Key Laboratory of Environmental Pollution Monitoring and Disease Control, Ministry of Education, Guizhou Medical University, Guiyang 550025, China; National R&D Center for Freshwater Fish Processing, College of Life Science, Jiangxi Normal University, Nanchang, Jiangxi 330022, ChinaNational R&D Center for Freshwater Fish Processing, College of Life Science, Jiangxi Normal University, Nanchang, Jiangxi 330022, ChinaShaoxing Key Laboratory of Traditional Fermentation Food and Human Health, Jiangnan University (Shaoxing) Industrial Technology Research Institute, Zhejiang, 312000, China; Corresponding authors at: National R&D Center for Freshwater Fish Processing, College of Life Science, Jiangxi Normal University, Nanchang, Jiangxi 330022, China (Zong-Cai Tu); Shaoxing Key Laboratory of Traditional Fermentation Food and Human Health, Jiangnan University (Shaoxing) Industrial Technology Research Institute, Zhejiang, 312000, China (Hong-Shun Yang).College of Ocean Food and Biological Engineering, Jimei University, 361000, ChinaNational R&D Center for Freshwater Fish Processing, College of Life Science, Jiangxi Normal University, Nanchang, Jiangxi 330022, China; Corresponding authors at: National R&D Center for Freshwater Fish Processing, College of Life Science, Jiangxi Normal University, Nanchang, Jiangxi 330022, China (Zong-Cai Tu); Shaoxing Key Laboratory of Traditional Fermentation Food and Human Health, Jiangnan University (Shaoxing) Industrial Technology Research Institute, Zhejiang, 312000, China (Hong-Shun Yang).Gelatin emulsion was an important process for preparing gelatin films. A gelatin film with water resistance and ductility could be prepared using gelatin emulsion, whereas the prepared gelatin film has several defects (e.g., low tensile strength and poor thermal stability). This study aimed to modify gelatin emulsion through ultrasonic treatment, then gelatin film was prepared by the modified gelatin emulsion. The results showed that: under the condition of ultrasonic treatment for 12 min at 400 w, zeta potential and viscosity of gelatin emulsion were the largest; thickness, water vapor permeability (WVP) and water solubility (WS) of corresponding gelatin film were the lowest, and the tensile strength (TS), elongation at break (EAB), denaturation temperature (Tm) and enthalpy value (ΔH) of corresponding gelatin film were the highest. The above result suggested that ultrasonic treatment can be used to prepare a gelatin film with better quality by regulating the properties of gelatin emulsion, and a certain correlation was found between the properties of gelatin emulsion and the properties of gelatin film.http://www.sciencedirect.com/science/article/pii/S2590157523001153Ultrasonic treatmentGelatin emulsionRegulationGelatin filmCorrelation analysis
spellingShingle Xin Li
Xiao-Mei Sha
Hong-Shun Yang
Zhong-Yang Ren
Zong-Cai Tu
Ultrasonic treatment regulates the properties of gelatin emulsion to obtain high-quality gelatin film
Food Chemistry: X
Ultrasonic treatment
Gelatin emulsion
Regulation
Gelatin film
Correlation analysis
title Ultrasonic treatment regulates the properties of gelatin emulsion to obtain high-quality gelatin film
title_full Ultrasonic treatment regulates the properties of gelatin emulsion to obtain high-quality gelatin film
title_fullStr Ultrasonic treatment regulates the properties of gelatin emulsion to obtain high-quality gelatin film
title_full_unstemmed Ultrasonic treatment regulates the properties of gelatin emulsion to obtain high-quality gelatin film
title_short Ultrasonic treatment regulates the properties of gelatin emulsion to obtain high-quality gelatin film
title_sort ultrasonic treatment regulates the properties of gelatin emulsion to obtain high quality gelatin film
topic Ultrasonic treatment
Gelatin emulsion
Regulation
Gelatin film
Correlation analysis
url http://www.sciencedirect.com/science/article/pii/S2590157523001153
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