Paper Title:

Syntactic Foams Consolidated with Starch: Mixing Behaviour for Post-Mould Processing

Periodical Advanced Materials Research (Volumes 29 - 30)
Main Theme Advanced Materials and Processing IV
Edited by Deliang Zhang, Kim Pickering, Brian Gabbitas, Peng Cao, Alan Langdon, Rob Torrens and Johan Verbeek
Pages 169-172
DOI 10.4028/www.scientific.net/AMR.29-30.169
Citation M.M. Islam et al., 2007, Advanced Materials Research, 29-30, 169
Online since November, 2007
Authors M.M. Islam, Ho Sung Kim
Keywords Hollow Microsphere, Manufacturing, Starch, Syntactic Foam
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Abstract

The mixing required for post-mould gelatinisation of syntactic foams using starch as binder was studied. It was found that starch particles tend to adhere to hollow microspheres during mixing, forming agglomerates. A transition in the buoyancy of microsphere-starch phases was found at a particular volume fraction of starch. The transitional point was close to a volume fraction of starch at which a calculated relative density for a system consisting of multiple starch particles per microsphere was unity. Starch-microsphere inter-distance appears to be an important parameter affecting starch content in an agglomeration.