Encapsulation systems based on ovalbumin fibrils and high methoxyl pectin

被引:60
作者
Humblet-Hua, K. N. P. [1 ]
Scheltens, G. [1 ]
van der Linden, E. [1 ]
Sagis, L. M. C. [1 ]
机构
[1] Wageningen Univ, Phys & Phys Chem Foods Grp, Dept Agrotechnol & Food Sci, NL-6703 HD Wageningen, Netherlands
关键词
Layer-by-layer; Assembly; Multilayer microcapsules; Controlled release; Ovalbumin fibril; Pectin; ULTRATHIN MULTILAYER FILMS; SELF-ASSEMBLY PROCESS; CONTROLLED-RELEASE; POLYELECTROLYTE MICROCAPSULES; O/W EMULSIONS; THIOFLAVIN-T; MICROENCAPSULATION; HEAT; ADSORPTION; CONVERSION;
D O I
10.1016/j.foodhyd.2011.01.003
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
In this study we produced microcapsules using layer-by-layer adsorption of food-grade polyelectrolytes. The shell was built with alternating layers of ovalbumin fibrils and high methoxyl pectin. By varying the number of layers, the release of active ingredients can be controlled - increasing the number of layers of the shell from 4 to 8, decreases the release rate by a factor 3. The formation of the capsules involves merely standard operations that can easily be scaled up to industrial production. (C) 2010 Elsevier Ltd. All rights reserved.
引用
收藏
页码:569 / 576
页数:8
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