Effects of Process Parameters on the Skin/Core Distribution in Co-Injection: Experiments and Simulations Using a Simple Geometry

REFERENCES

• Donovan , R.C. ; Rabe , K.S. ; Mammel , W.K. ; Lord , H.A. Recycling plastics by two-shot molding . Polym. Eng. Sci. 1975 , 15 , 774 – 780 .
   Google Scholar
• Seldén , R. Sandwich injection molding of thermoplastics—A literature survey . J. Inj. Mold. Technol. 1997 , 1 , 189 – 203 .
   Google Scholar
• Eckardt , H. Herstellung von hochwertigen Formteilen aus Recycling-Werkstoffen mit Hilfe des Mehrkomponentenspritzgiessverfahrens . Plaste und Kautschuk 1987 , 34 , 267 – 269 .
   Google Scholar
• Young , S.S. ; White , J.L. ; Clark , E.S. ; Oyanagi , Y. A basic experimental study of sandwich injection molding with sequential injection . Polym. Eng. Sci. 1980 , 20 , 798 – 804 .
   Web of Science ®Google Scholar
• Lee , D.J. ; Isayev , A.I.; White J.L. Simultaneous sandwich injection molding: Simulation and Experiment. PE ANTEC Tech. Papers 1998, 44, 346–357.
   Google Scholar
• Akay , G. Co-injection molding of reinforced polymers . Polym. Compos. 1983 , 4 , 256 – 264 .
   Web of Science ®Google Scholar
• Somnuk , P. ; Smith , G.F. Experimental study of simultaneous co-injection moulding process . SPE ANTEC Tech. Papers 1995 , 41 , 760 – 764 .
   Google Scholar
• Kuhmann , K. ; Eherenstein , G.W. Monosandwich injection molding: skin-core structure and properties of sandwich-molded antielectrostatic components . SPE ANTEC Tech. Papers 1998 , 44 , 372 – 381 .
   Google Scholar
• Lanvers , A. ; Galuschka , S. , Tietz , W. Injection moulding made transparent: New Development in Process Simulation . Engng. Plast. 1994 , 7 , 223 – 291 .
   Google Scholar
• Eigl , F.A. ; Langecker , G.R. , The sandwich injection moulding technology – effects and limiting quantities for the spatial distribution of the components . SPE ANTEC Tech. Papers 1997 , 43 , 456 – 463 .
   Google Scholar
• Watanabe , D. ; Ishiaku , U.S. ; Nagaoka , T. ; Tomari , K. ; Hamada , H. The flow behavior of core material and breakthrough phenomenon in sandwich injection molding Part I: Dependence on viscosity and injection speed of skin/core materials . Int. Polym. Proc. 2003 , 4 , 398 – 404 .
   Google Scholar
• Watanabe , D. ; Ishiaku , U.S. ; Nagaoka , T. ; Tomari , K. ; Hamada , H. The flow behavior of core material and breakthrough phenomenon in sandwich injection molding Part II. Influence of mold cavity thickness and core cylinder temperature . Int. Polym. Proc. 2003 , 4 , 405 – 411 .
   Google Scholar
• 2Schlatter , G. ; Agassant , J.F. ; Davidoff , A. ; Vincent , M. An unsteady multifluid flow model: Application to sandwich injection molding process . Polym. Eng. Sci. 1999 , 39 , 78 – 88 .
   Google Scholar
• Li , C.T. ; Isayev , A.I. Interface development and encapsulation in simultaneous coinjection molding of disk. I. Two-dimensional modelling and formulation . J. Appl. Polym. Sci. 2003 , 88 , 2300 – 2309 .
   Web of Science ®Google Scholar
• Li , C.T. ; Isayev , A.I. Interface development and encapsulation in simultaneous coinjection molding of disk. II. Two-dimensional simulation and experiment . J. Appl. Polym. Sci. 2003 , 88 , 2310 – 2318 .
   Google Scholar
• Ilinca , F. ; Hétu , J.-F. Three-dimensional numerical modeling of co-injection molding . Int. Polym. Proc. 2002 , 3 , 265 – 270 .
   Google Scholar
• Jaroschek C. Passgenaue Verteilung des Kernmaterials . Kunststoffe 2004 , 94 , 68 – 71 .
   Google Scholar
• Patcharaphum , S. ; Mennig , G. Simulation and experimental investigation of material distribution in the sandwich injection molding process . Polym.-Plast. Tech. Eng. 2006 , 45 , 759 – 768 .
   Google Scholar
• Seldén , R. , Co-injection molding: effect of processing on material distribution and mechanical properties of a sandwich molded plate . Polym. Eng. Sci. 2000 , 40 , 1165 – 1176 .
   Web of Science ®Google Scholar
• Montgomery , D.C. Design and Analysis of Experiments, , 5th Ed. , John Wiley and Sons : New York , 2001 .
   Google Scholar