Dripping method appl ied for microcapsules preparation has been focused by many reseachers and producers. Drops be extruded are usually gelled or solidified by some chemical reagent in existing preparation procedure. Chemical residue will be existed in microcapsules prepared by this procedure. It is unfavorable for food application.
Based on gelation properties of agar, a new procedure was investigated. Core material was mixed with wall material (agar is a main polymer), and emulsified. After that, the ...