By Pira International Ltd
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Extra resources for Developments in Nanotechnology for Flexible Packaging
Such a situation can be achieved through the use of silicate-bound monomer or initiators. Solution processing Solution processing is another simple process by which nanocomposites are produced. In solution processing, fillers are added to a polymer solution using appropriate solvents for the resin. Due to the low viscosity of the system, the clay swells and the polymer chains diffuse between the clay platelets. The solvent imparts the enhanced mobility that the polymer needs to intercalate between the silicate layers.
Presently there are more than a hundred different chemical grades of nanoparticles/ nanopowders available. These exist in various sizes and grades and with different surface treatments. 1). g. carbon nanotubes) Current applications Emerging applications Representative companies Sunscreens and cosmetics, Touch screens, adhesives, Degussa, Nanophase semiconductor processing, automotive catalysts Technologies, Rohm and Haas, scratch-resistant coatings BASF, Altair Nanomaterials, NanoProducts Corp.
2, 2004, pp. 427--443 Page 37 © Copyright Pira International Ltd 2006 Developments in Nanotechnology for Flexible Packaging Components and manufacture of a nanocomposite material By far the three most common methods used to manufacture nanocomposites are: melt in-situ solvent compounding polymerisation compounding. In most cases (except for polystyrene and polymethyl methacrylate), polymers such as polyamide or the polyolefins could be produced by either melt compounding or in-situ polymerisation.