4. Forming processes
4.1 BD foams
4.1.1.1 Tandem extrusion process
Sometimes, when flow is not the primary objective, BD foam is produced with a corotative single-screw or twin-screw extruder, but oversized, i.e. a large-diameter extruder running...
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Forming processes
Bibliography
- (1) - ZHANG (H.) - Scale-Up of Extrusion Foaming Process for Manufacture of Polystyrene Foams Using Carbon Dioxide. - Graduate Department of Mechanical and Industrial Engineering, University of Toronto http://tspace.library.utoronto.ca
- ...
Patents
Welsh, G.C., and. al., U.S. Patent 6, 544, 450, April 8, 2003 / Process for producing thermoforming foam sheet using a physical blowing agent. Dow patent (original).
CO2RE Foaming Technology. Styron patent
Directory
Rauwendaal http://www.rauwendaal.com
Turbo-Screws http://www.turboscrews.com
Styron http://www.styron.com
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