Preparation of Polypropylene Foams with Bimodal Cell Structure Using a Microporous Molecular Sieve as a Nucleating Agent

A novel approach for fabricating polypropylene (PP) foam with bimodal cellular structure utilizing CO2 as a physical foaming agent was established by adding porous molecular sieve (PMS) as nucleati...

[1]  Lin-Qiong Xu,et al.  Tuning cell structure and expansion ratio of thick-walled biodegradable poly(lactic acid) foams prepared using supercritical CO2 , 2020, Journal of Cellular Plastics.

[2]  P. Fan,et al.  Preparation of polymeric foams with bimodal cell size: An application of heterogeneous nucleation effect of nanofillers , 2019, The Journal of Supercritical Fluids.

[3]  J. Henriques,et al.  Polyurethane/poly(d,l-lactic acid) scaffolds based on supercritical fluid technology for biomedical applications: Studies with L929 cells. , 2019, Materials science & engineering. C, Materials for biological applications.

[4]  Y. Guan,et al.  Morphological study on the pore growth profile of poly(ε-caprolactone) bi-modal porous foams using a modified supercritical CO2 foaming process , 2019, The Journal of Supercritical Fluids.

[5]  Shaoping Qian,et al.  Formation Mechanism and Tuning for Bimodal Open-Celled Structure of Cellulose Acetate Foams Prepared by Supercritical CO2 Foaming and Poly(ethylene glycol) Leaching , 2018, Industrial & Engineering Chemistry Research.

[6]  Quan Zhao,et al.  A new promising nucleating agent for polymer foaming: effects of hollow molecular-sieve particles on polypropylene supercritical CO2 microcellular foaming , 2018, RSC advances.

[7]  Kun Cao,et al.  In situ visualization on formation mechanism of bi-modal foam via a two-step depressurization approach , 2018 .

[8]  Jianguo Mi,et al.  Thermal and Rheological Properties of Poly(lactic acid)/Low-Density Polyethylene Blends and Their Supercritical CO2 Foaming Behavior , 2018, Journal of Polymers and the Environment.

[9]  M. Rodríguez-Pérez,et al.  PMMA-sepiolite nanocomposites as new promising materials for the production of nanocellular polymers , 2017 .

[10]  Chul B. Park,et al.  High thermal insulation and compressive strength polypropylene foams fabricated by high-pressure foam injection molding and mold opening of nano-fibrillar composites , 2017 .

[11]  Chul B. Park,et al.  Advanced bimodal polystyrene/multi-walled carbon nanotube nanocomposite foams for thermal insulation , 2017 .

[12]  Aimin Xiang,et al.  A cooling and two-step depressurization foaming approach for the preparation of modified HDPE foam with complex cellular structure , 2017 .

[13]  W. Zhai,et al.  Cell nucleation in dominating formation of bimodal cell structure in polypropylene/polystyrene blend foams prepared via continuous extrusion with supercritical CO2 , 2016 .

[14]  Lin-Qiong Xu,et al.  Formation mechanism and tuning for bi-modal cell structure in polystyrene foams by synergistic effect of temperature rising and depressurization with supercritical CO2 , 2016 .

[15]  Chul B. Park,et al.  Effect of Unexpected CO2’s Phase Transition on the High-Pressure Differential Scanning Calorimetry Performance of Various Polymers , 2016 .

[16]  Xiangfang Peng,et al.  A novel multiple soaking temperature (MST) method to prepare polylactic acid foams with bi-modal open-pore structure and their potential in tissue engineering applications , 2015 .

[17]  Quan Yang,et al.  Mechanical and dielectric properties of microcellular polycarbonate foams with unimodal or bimodal cell-size distributions , 2015 .

[18]  L. Xiaohu,et al.  Solid-state foaming of isotactic polypropylene and its composites with spherical or fibrous poly(butylenes terephthalate) , 2015 .

[19]  P. Fan,et al.  Probing structure–heterogeneous nucleation efficiency relationship of mesoporous particles in polylactic acid microcellular foaming by supercritical carbon dioxide , 2014 .

[20]  Chul B. Park,et al.  Development of polylactide open‐cell foams with bimodal structure for high‐acoustic absorption , 2014 .

[21]  Jin-biao Bao,et al.  Tensile and impact behavior of polystyrene microcellular foams with bi-modal cell morphology , 2014 .

[22]  Lin-Qiong Xu,et al.  Foaming of Poly(lactic acid) Using Supercritical Carbon Dioxide as Foaming Agent: Influence of Crystallinity and Spherulite Size on Cell Structure and Expansion Ratio , 2014 .

[23]  Quan Yang,et al.  Fabrication of microcellular polycarbonate foams with unimodal or bimodal cell-size distributions using supercritical carbon dioxide as a blowing agent , 2014 .

[24]  Feng Chen,et al.  Mesoporous silica particles grafted with polystyrene brushes as a nucleation agent for polystyrene supercritical carbon dioxide foaming , 2013 .

[25]  Huang Han-xiong,et al.  PREPARATION OF POLYSTYRENE FOAMS WITH BI-MODAL CELLS: PREPARATION OF POLYSTYRENE FOAMS WITH BI-MODAL CELLS , 2013 .

[26]  Feng Chen,et al.  Multiwalled carbon nanotubes grafted with polyamidoamine (PAMAM) dendrimers and their influence on polystyrene supercritical carbon dioxide foaming , 2013 .

[27]  P. Fan,et al.  A New Promising Nucleating Agent for Polymer Foaming: Applications of Ordered Mesoporous Silica Particles in Polymethyl Methacrylate Supercritical Carbon Dioxide Microcellular Foaming , 2013 .

[28]  L. Schadler,et al.  Controlling Foam Morphology of Poly(methyl methacrylate) via Surface Chemistry and Concentration of Silica Nanoparticles and Supercritical Carbon Dioxide Process Parameters , 2013 .

[29]  L. J. Lee,et al.  Extruded polystyrene foams with bimodal cell morphology , 2012 .

[30]  Feng Chen,et al.  Synthesis of silica particles grafted with poly(ionic liquid) and their nucleation effect on microcellular foaming of polystyrene using supercritical carbon dioxide , 2012 .

[31]  W. Yuan,et al.  Foaming of linear isotactic polypropylene based on its non-isothermal crystallization behaviors under compressed CO2 , 2011 .

[32]  S. Iannace,et al.  Design of bimodal PCL and PCL-HA nanocomposite scaffolds by two step depressurization during solid-state supercritical CO(2) foaming. , 2011, Macromolecular rapid communications.

[33]  S. Iannace,et al.  Solid-state supercritical CO2 foaming of PCL and PCL-HA nano-composite: Effect of composition, thermal history and foaming process on foam pore structure , 2011 .

[34]  L. J. Lee,et al.  Extrusion foaming of polystyrene/carbon particles using carbon dioxide and water as co-blowing agents , 2011 .

[35]  G. Hu,et al.  A two-step depressurization batch process for the formation of bi-modal cell structure polystyrene foams using scCO2 , 2011 .

[36]  Wei Yu,et al.  Rheological control in foaming polymeric materials: II. Semi-crystalline polymers , 2010 .

[37]  L. Schadler,et al.  The influence of carbon nanotube aspect ratio on the foam morphology of MWNT/PMMA nanocomposite foams , 2010 .

[38]  Chul B. Park,et al.  Bi-cellular Foam Structure of Polystyrene from Extrusion Foaming Process , 2009 .

[39]  B. Li,et al.  Effects of Process Variables on Microcellular Structure and Crystallization of Polypropylene Foams with Supercritical CO2 as the Foaming Agent—A Study of Microcellular Foaming of Polypropylene , 2007 .

[40]  M. Ohshima,et al.  CO2 foaming of poly(ethylene glycol)/polystyrene blends: Relationship of the blend morphology, CO2 mass transfer, and cellular structure , 2005 .

[41]  P. Handa,et al.  Effect of compressed CO2 on crystallization and melting behavior of isotactic polypropylene , 2003 .

[42]  Chul B. Park,et al.  Strategies for achieving ultra low‐density polypropylene foams , 2002 .

[43]  T. J. McCarthy,et al.  Compressive behavior of microcellular polystyrene foams processed in supercritical carbon dioxide , 1998 .

[44]  T. J. McCarthy,et al.  Preparation and Characterization of Microcellular Polystyrene Foams Processed in Supercritical Carbon Dioxide , 1998 .

[45]  E. Beckman,et al.  Generation of microcellular polymeric foams using supercritical carbon dioxide. II: Cell growth and skin formation , 1994 .

[46]  Jonathan S. Colton,et al.  The nucleation of microcellular thermoplastic foam with additives: Part II: Experimental results and discussion , 1987 .

[47]  Jonathan S. Colton,et al.  The nucleation of microcellular thermoplastic foam with additives: Part I: Theoretical considerations , 1987 .