KINETICS OF LIQUID DRAINAGE FROM PROTEIN-STABILIZED FOAMS

被引:31
作者
ELIZALDE, BE [1 ]
GIACCAGLIA, D [1 ]
PILOSOF, AMR [1 ]
BARTHOLOMAI, GB [1 ]
机构
[1] CONSEJO NACL INVEST CIENT & TECN,BUENOS AIRES,ARGENTINA
关键词
D O I
10.1111/j.1365-2621.1991.tb07966.x
中图分类号
TS2 [食品工业];
学科分类号
0832 ;
摘要
Drainage of 14 protein-stabilized foams was determined as a function of time. Drainage conformed to the empirical equation v = Vt/(B + t), where v is the volume of drained liquid at time t, V is the maximum drained volume, and B is the time needed to drain V/2. Rate constants and initial rates of drainage could be calculated from parameters V and B. However, B would be the preferred index of foam stability as it was not influenced by the initial volume of liquid in the foam.
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页码:24 / &
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