Manufacture of integral skin PP foam composites in rotational molding

R Pop-Iliev, KH Lee, CB Park - Journal of cellular plastics, 2006 - journals.sagepub.com
The feasibility of applying the single-charge rotational foam molding processing principle to
the fabrication of integral skin polypropylene (PP) foams comprising a PP solid skin and a …

[PDF][PDF] Processing of integral-skin cellular polymeric composites in rapid rotational foam molding

R Pop-Iliev - Acta Physica Polonica A, 2011 - bibliotekanauki.pl
In order to survive the competition, the processing cycle time and the energy consumption of
the rotational foam molding process must be reduced to a fraction of its current levels without …

Processing of polypropylene foams in melt compounding based rotational foam molding

R Pop-Iliev, CB Park - Journal of reinforced plastics and …, 2002 - journals.sagepub.com
This paper is intended to provide an engineering understanding of the technological
potentials for processing polypropylene (PP) foams in rotational foam molding. A process …

Rotational foam molding of polypropylene with control of melt strength

R Pop‐Iliev, F Liu, G Liu, CB Park - Advances in Polymer …, 2003 - Wiley Online Library
Polypropylene (PP) has not been used extensively in rotational foam molding because it has
been traditionally considered as nonfavorable for foaming applications because of its …

Melt compounding based rotational foam molding technology for manufacture of polypropylene foams

R Pop-Iliev, CB Park - Journal of reinforced plastics and …, 2002 - journals.sagepub.com
This paper is intended to provide an engineering understanding of the technological
potentials for processing polypropylene (PP) foams in rotational foam molding. A process …

Processing of fine-cell polypropylene foams in compounding-based rotational foam molding

R Pop-Iliev - 1999 - library-archives.canada.ca
This thesis is intended to provide a scientific and engineering understanding of the
technological potentials for processing fine-cell PP foams by using a compounding …

The importance of timely polymer sintering while processing polypropylene foams in rotational molding

R Pop‐Iliev, GM Rizvi, CB Park - Polymer Engineering & …, 2003 - Wiley Online Library
Producing polypropylene (PP) foams with satisfactory cell morphologies in rotational foam
molding is feasible. However, the narrow interval between the melting temperature of PP …

A simple melt blending method for preparing PP/HMSPP foaming composites with superior surface appearance and mechanical performance

Y You, T Jiang, B Liu, J Xing, J Yang… - Polymers for …, 2023 - Wiley Online Library
Increasing mold temperature is effective to improve the surface quality of injection molding
foamed products, but high mold temperature often leads to deteriorative cellular quality …

Improved cell morphology and surface roughness in high-temperature foam injection molding using a long-chain branched polypropylene

S Mendoza-Cedeno, MS Kweon, S Newby… - Polymers, 2021 - mdpi.com
Long-chain branched polypropylene (LCB PP) has been used extensively to improve cell
morphologies in foaming applications. However, most research focuses on low melt flow …

Single-step rotational foam molding of skin-surrounded polyethylene foams

R Pop-Iliev, CB Park - Journal of cellular plastics, 2003 - journals.sagepub.com
This paper demonstrates howthe rotational foam molding process can be employed for the
manufacture of plastic articles that have a distinct layer of nonfoamed skin surrounding a …