Preparation and Properties of Flame Retardant Polypropylene with an Intumescent System Encapsulated by Thermoplastic Polyurethane

References

• Bourbigot , S. , Le Bras , M. , Duquesne , S. and Rochery , M. 2004 . Recent advances for intumescent polymers . Macromol. Mater. Eng. , 289 : 499 – 511 .
   Web of Science ®Google Scholar
• Almeras , X. , Le Bras , A. , Bourbigot , S. , Hornsby , P. , Marosi , G. , Anna , P. and Poutch , F. 2003 . Intumescent PP blends . Polym. Polym. Compos. , 11 : 691 – 702 .
   Web of Science ®Google Scholar
• Bourbigot , S. , LeBras , M. , Delobel , R. , Breant , P. and Tremillon , J. M. 1996 . 4A zeolite synergistic agent in new flame retardant intumescent formulations of polyethylenic polymers: Study of the effect of the constituent monomers . Polym. Degrad. Stab. , 54 : 275 – 287 .
   Web of Science ®Google Scholar
• Demir , H. , Arkis , E. , Balkose , D. and Ulku , S. 2005 . Synergistic effect of natural zeolites on flame retardant additives . Polym. Degrad. Stab. , 89 : 478 – 483 .
   Web of Science ®Google Scholar
• Almeras , X. , Le Bras , M. , Hornsby , P. , Bourbigot , S. , Marosi , G. , Keszei , S. and Poutch , F. 2003 . Effect of fillers on the fire retardancy of intumescent polypropylene compounds . Polym. Degrad. Stab. , 82 : 325 – 331 .
   Web of Science ®Google Scholar
• Nie , S. B. , Hu , Y. , Song , L. , He , S. Q. and Yang , D. D. 2008 . Study on a novel and efficient flame retardant synergist-nanoporous nickel phosphates VSB-1 with intumescent flame retardants in polypropylene . Polym. Adv. Technol. , 19 : 489 – 495 .
   Web of Science ®Google Scholar
• Chen , X. C. , Ding , Y. P. and Tang , T. 2005 . Synergistic effect of nickel formate on the thermal and flame-retardant properties of polypropylene . Polym. Int. , 54 : 904 – 908 .
   Web of Science ®Google Scholar
• Atikler , U. , Demir , H. , Tokath , F. , Tihminlioglu , F. , Balkose , D. and Ulku , S. 2006 . Optimisation of the effect of colemanite as a new synergistic agent in an intumescent system . Polym. Degrad. Stab. , 91 : 1563 – 1570 .
   Web of Science ®Google Scholar
• Li , Y. , Yin , B. , Yang , M. B. and Feng , J. M. 2010 . Effect of ultrafine full-vulcanized powdered rubber on the properties of the intumescent fire retardant polypropylene . J. Macromol. Sci. Phys. , 49 : 143 – 154 .
   Web of Science ®Google Scholar
• Wang , J. J. , Wang , L. and Xiao , A. G. 2009 . Recent research progress on the flame-retardant mechanism of halogen-free flame retardant polypropylene . Polym. Plast. Technol. , 48 : 297 – 302 .
   Web of Science ®Google Scholar
• Delobela , R. , LeBrasa , M. and Leroya , J. M. 1989 . Fire retardance of polypropylene: Action of diammonium pyrophosphate-pentaerythritol intumescent mixture . Polym. Degrad. Stab. , 23 : 349 – 357 .
   Google Scholar
• Chiu , S. H. and Wang , W. K. 1998 . Dynamic flame retardancy of polypropylene filled with ammonium polyphosphate, pentaerythritol and melamine additives . Polymer , 39 : 1951 – 1955 .
   Web of Science ®Google Scholar
• Ma , Z. L. , Gao , J. G. , Niu , H. J. , Ding , H. T. and Zhang , J. 2002 . Polypropylene-intumescent flame-retardant composites based on meleated polypropylene as a coupling agent . J. Appl. Polym. Sci. , 85 : 257 – 262 .
   Web of Science ®Google Scholar
• Chen , Y. H. and Wang , Q. 2007 . Reaction of melamine phosphate with pentaerythritol and its products for flame retardation of polypropylene . Polym. Adv. Technol. , 18 : 587 – 600 .
   Web of Science ®Google Scholar
• Liu , M. F. , Liu , Y. and Wang , Q. 2007 . Flame-retarded poly(propylene) with melamine phosphate and pentaerythritol/polyurethane composite charring agent . Macromol. Mater. Eng. , 292 : 206 – 213 .
   Web of Science ®Google Scholar
• Chen , Y. H. , Liu , Y. , Wang , Q. , Yin , H. A. , Aelmans , N. and Kierkels , R. 2003 . Performance of intumescent flame retardant master batch synthesized through twin-screw reactively extruding technology: Effect of component ratio . Polym. Degrad. Stab. , 81 : 215 – 224 .
   Web of Science ®Google Scholar
• Wang , Q. , Chen , Y. H. , Liu , Y. , Yin , H. , Aelmans , N. and Kierkeis , R. 2004 . Performance of an intumescent-flame-retardant master batch synthesized by twin-screw reactive extrusion: Effect of the polypropylene carrier resin . Polym. Int. , 53 : 439 – 448 .
   Web of Science ®Google Scholar
• Ni , J. X. , Song , L. , Hu , Y. , Zhang , P. and Xing , W. Y. 2009 . Preparation and characterization of microencapsulated ammonium polyphosphate with polyurethane shell by in situ polymerization and its flame retardance in polyurethane . Polym. Adv. Technol. , 20 : 999 – 1005 .
   Web of Science ®Google Scholar
• Giraud , S. , Bourbigot , S. , Rochery , M. , Vroman , I. , Tighzert , L. and Delobel , R. 2002 . Microencapsulation of phosphate: Application to flame retarded coated cotton . Polym. Degrad. Stab. , 77 : 285 – 297 .
   Web of Science ®Google Scholar
• Wang , J. C. and Chen , Y. H. 2007 . Microencapsulation of intumescent flame-retardant agent: Application to flame-retardant natural rubber composite . J. Appl. Polym. Sci. , 104 : 1828 – 1838 .
   Web of Science ®Google Scholar
• Wu , K. , Wang , Z. Z. and Liang , H. J. 2008 . Microencapsulation of ammonium polyphosphate: Preparation, characterization, and its flame retardance in polypropylene . Polym. Compos. , 29 : 854 – 860 .
   Web of Science ®Google Scholar
• Wu , K. , Song , L. , Wang , Z. Z. and Hu , Y. 2008 . Microencapsulation of ammonium polyphosphate with PVA-melamine-formaldehyde resin and its flame retardance in polypropylene . Polym. Adv. Technol. , 19 : 1914 – 1921 .
   Web of Science ®Google Scholar
• Ni , J. X. , Tai , Q. L. , Lu , H. D. , Hu , Y. and Song , L. 2010 . Microencapsulated ammonium polyphosphate with polyurethane shell: Preparation, characterization, and its flame retardance in polyurethane . Polym. Adv. Technol. , 21 : 392 – 400 .
   Web of Science ®Google Scholar
• Zhou , S. , Lu , H. D. , Song , L. , Wang , Z. Z. , Hu , Y. , Ni , J. X. and Xing , W. Y. 2009 . Microencapsulated ammonium polyphosphate with polyurethane shell: Application to flame retarded polypropylene/ethylene-propylene diene terpolymer blends . J. Macromol. Sci. Pure Appl. Chem. , 46 : 136 – 144 .
   Google Scholar
• Wu , K. , Wang , Z. Z. and Hu , Y. 2008 . Microencapsulated ammonium polyphosphate with urea-melamine-formaldehyde shell: preparation, characterization, and its flame retardance in polypropylene . Polym. Adv. Technol. , 19 : 1118 – 1125 .
   Web of Science ®Google Scholar
• Saihi , D. , Vroman , I. , Giraud , S. and Bourbigot , S. 2005 . Microencapsulation of ammonium phosphate with a polyurethane shell part 1: Coacervation technique . React. Funct. Polym. , 64 : 127 – 138 .
   Web of Science ®Google Scholar
• Saihi , D. , Vroman , I. , Giraud , S. and Bourbigot , S. 2006 . Microencapsulation of ammonium phosphate with a polyurethane shell. Part II. Interfacial polymerization technique . React. Funct. Polym. , 66 : 1118 – 1125 .
   Web of Science ®Google Scholar
• LeBras , M. , Bugajny , M. , Lefebvre , J. M. and Bourbigot , S. 2000 . Use of polyurethanes as char-forming agents in polypropylene intumescent formulations . Polym. Int. , 49 : 1115 – 1124 .
   Google Scholar
• Jiao , Y. H. , Wang , X. L. Wang , Y. Z. 2009 . Thermal degradation and combustion behaviors of flame-retardant polypropylene/thermoplastic polyurethane blends . J. Macromol. Sci. Phys. , 48 : 889 – 909 .
   Web of Science ®Google Scholar
• Liu , Y. , Liu , M. F. , Xie , D. Y. and Wang , Q. 2008 . Thermoplastic polyurethane-encapsulated melamine phosphate flame retardant polyoxymethylene . Polym. Plast. Technol. , 47 : 330 – 334 .
   Web of Science ®Google Scholar
• Nie , S. B. , Song , L. , Hu , Y. , Cai , Y. B. , Zhan , J. and Guo , Y. Q. 2010 . The catalyzing carbonization properties of acrylonitrile-butadiene-styrene copolymer (ABS)/rare earth oxide (La2O3)/organophilic montmorillonite (OMT) nanocomposites . J. Polym. Res. , 17 : 83 – 88 .
   Google Scholar
• Chen , X. L. and Jiao , C. M. 2009 . Synergistic effects of hydroxy silicone oil on intumescent flame retardant polypropylene system . J. Polym. Res. , 16 : 537 – 543 .
   Web of Science ®Google Scholar
• Lv , P. , Wang , Z. Z. , Hu , K. L. and Fan , W. C. 2005 . Flammability and thermal degradation of flame retarded polypropylene composites containing melamine phosphate and pentaerythritol derivatives . Polym. Degrad. Stab. , 90 : 523 – 534 .
   Web of Science ®Google Scholar