First of all, the most critical factor affecting the stable foaming
process for producing high-quality foams with low density is the rheological characteristics of the polymers used.
Density was at a minimum as the concentration of foaming
ensures that the glue will coat the entire sheet when another layer of wood is pressed on the foam extrusion is [fix][/fix] less glue than other techniques such as brushing, rolling or spraying, he says.
can be improved by operating the furnace at flat bath conditions, Heaslip said.
systems for white appliance, complete with jigs and automated feeding and pouring system.
Mitchell and Stephan Wendel, Air Products and Chemicals; "Innovation in color delivery," Wouter Verbouwe, Milliken Chemical; "Innovative on-line process control for flexible foam production," Hubert Ehbing, Bayer MaterialScience AG; "State of the art in slabstock foaming
," Stephan Wester, Hennecke GmbH; "Automated cutting lines: New ways of foam treatment," Harald Kullmann, Albrecht Baumer GmbH; and "Latest advances in continuous slabstock production technology," Jonathan Rayner, Cannon Viking Limited.
Yet advancements in foaming
overall are driving new applications while confronting the environmental issues of high-volume foam production through more sustainable materials and processes.
Wide range of Hydrocerol chemical blowing agents and nucleating agent masterbatches can be used for foaming
most all commonly used thermoplastic resins and blends.
will hold its Seventh International Conference on Blowing Agents and Foaming
Processes May 10-11 at the Millennium Hotel in Stuttgart, Germany.
When combined with tin catalysts, DMAE gives more independent control of foaming
reaction than other amine catalysts.
in Meadville, Pa., combines Celuka PVC foam extrusion technology with free foaming
. The Celuka process foams PVC from the outside in, leaving a solid outer skin and inner foam density of 0.62 to 0.65 g/cc (vs.
fundamentals and types of rigid foam will be discussed, along with recycling and trends in the industry, including test methods.