Numerical analysis of the effect of the local variation of viscosity on bubble growth and deformation in polymer foaming

2019 ◽  
Vol 63 (6) ◽  
pp. 895-903 ◽  
Author(s):  
Mohammadmehdi Ataei ◽  
Vahid Shaayegan ◽  
Chongda Wang ◽  
Franco Costa ◽  
Sejin Han ◽  
...  
1986 ◽  
Vol 52 (477) ◽  
pp. 2236-2242
Author(s):  
Saburo TODA ◽  
Kazuhisa OKADA ◽  
Masaaki KUROKAWA ◽  
Yutaka HORI

2003 ◽  
Vol 22 (2) ◽  
pp. 89-102 ◽  
Author(s):  
David C. Venerus

Accurate modeling of diffusion-induced bubble growth is essential for the development of efficient polymer foaming processes. Consequently, a large number of transport models of this complex phenomena have been formulated. In most previous studies, one or more simplifying approximations have been invoked to reduce mathematical complexity. In this paper, we present and compare several models of bubble growth in liquids and examine the effects blowing agent concentration, liquid viscosity and elasticity on bubble growth dynamics. In addition, we compare predicted and measured bubble growth behavior in two polymer foaming systems.


2007 ◽  
Vol 226 (2) ◽  
pp. 2229-2249 ◽  
Author(s):  
Pengtao Yue ◽  
James J. Feng ◽  
Christopher A. Bertelo ◽  
Howard H. Hu

1996 ◽  
Vol 62 (595) ◽  
pp. 1142-1147
Author(s):  
Yasuyuki TAKATA ◽  
Hidemi SHIRAKAWA ◽  
Katsunori TANAKA ◽  
Torato KUROKI ◽  
Takehiro ITO

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