XIANGMIN HAN, PH.D.
**** ******* **** • Carlsbad, California 92010
Driven R&D Scientist/Engineer with experience in chemical engineering, polymer science and engineering, and implanting new technologies to improve productivity and quality and reduce costs.
Ph.D., Chemical Engineering, Ohio State University, Columbus, Ohio 2002
Thesis: Continuous production of carbon dioxide microcellular polymer foams
M.S., Chemical Engineering, Tsinghua University, Beijing, China 1997
Thesis: Crystallization behavior of polyoxymethylene
B.S., Chemical Engineering, Tsinghua University, Beijing, China 1994
Study on blend of chloroprene rubber/ultrahigh-molecular-weight PVC
Neutrogena, A Johnson & Johnson Company, Los Angeles, California 4/2008-present
Senior Process Engineer, Contractor
· Worked within multifunctional teams to assure technical transfer to production.
· Reformulated cosmetics and OTC drugs for cost improvement and business continuity.
Wm. Wrigley Jr. Company, Global Innovation Center, Chicago, Illinois 6/2006–3/2008
· Worked with scientists and manufacturers in Spain to create gum base formulation to replace existing formulation that used ingredients with severe shortage of supply.
· Analyzed international best practices to improve process development for gum base extrusion and gum coating, managing aspects of project to completion.
· Prepared and characterized materials in sweetener and flavor encapsulation.
· Developed gum characterization method by using rheology and thermal analysis.
Dayton University, Dayton, Ohio 2006
Postdoctoral Research Scientist
· Prepared and characterized epoxy/graphite nanocomposites and conducted research into carbon foam.
Ohio State University, Columbus, Ohio 1997–2006
Postdoctoral Researcher 2003–2006
· Participated in subcontract of National Institute of Standards and Technology (NIST) Advanced Technology Program (ATP) project from Owens Corning
XIANGMIN HAN, PH.D.
Ohio State University, continued
· Coordinated efforts of researchers, professors, students, and Owens Corning employees to achieve research objectives.
· Applied nanotechnology on foam extrusion and replacement of common foaming agents by supercritical CO2 for building materials.
· Prepared nanocomposites by compounding and in situ polymerization.
Graduate Research and Teaching Assistant 1997–2002
· Performed polymer processing, including extrusion, injection molding, and compression molding, and studied microcellular foams.
· Conducted characterization and modeling of polymer rheology and modeling extrusion die flow based on Fluent computational code package.
· Analyzed fundamentals of supercritical CO2.
· Served as extrusion lab supervisor.
· Taught classes on Unit Operation Laboratories of Chemical Engineering and Polymer Processing Design.
Tsinghua University, Beijing, China 1994–1997
Graduate Research Assistant
· Screened nucleation agents for Polyoxymethylene and related crystallization properties for Mitsubishi Gas Chemical Company in Japan.
· Analyzed crystallization kinetics of polymers and performed characterization of copolymer molecular structure.
· Studied relationship between crystal structure and polymer properties and conducted polymer compounding and formulations.
· Characterized mechanical properties, including tensile strength, impact strength, and hardness.
· A strong background that includes academic and commercial research in a wide range of polymers (polymer processing, chemistry and physics) and nanotechnology.
· Expertise in a variety of polymer processing and characterization technologies, including extrusion, foaming technology, DSC, DMA, TMA, TGA, FTIR, SEM, TEM, NMR, rheometers, mechanical strength, fire retardance, barrier property, and thermal insulation, in addition to exposure to nanoparticles, themoplastics, elastomers, thermoset composite systems, and polymer additives.
· Efficient computer applications: statistics and DOE; FLUENT, Fortran programming; math and statistical packages, such as MATLAB and Minitab, and Microsoft office.
· Proven project management and interpersonal skills to coordinate teams, ensure processes run smoothly, train and mentor staff, and drive projects to successful completion.
· Strong work ethic and commitment to identifying scientific solutions to business problems
XIANGMIN HAN, PH.D.
Polymer Foams Based on Blends and Nanoclays, Patent in application, 2005.
Carbon nanofibers Reinforced Thermoplastic Nanocomposite Foams, Patent in application, 2005.
Polymer Foams Containing Multi-Layered Nano-Graphite, Patent in application, 2004.
Polymer Nanocomposite Foams, U.S. Patent 6,759,446, 2004.
SELECTED JOURNAL PUBLICATIONS
CO2 foaming based on polystyrene/poly(methyl methacrylate) blend and nanoclay, Polymer Engineering & Science, 47(2), 103-111, 2007.
Nanoscaled Reinforcement of Polystyrene Foams using Carbon Nanofibers, Journal of Cellular Plastics, 42, 105-126, 2006.
CO2 Foaming of Polymer Nanocomposite Blends, Australian Journal of Chemistry, 58, 492-503, 2005.
Sequence Structure of Copolymerization Monomers and Its Effect on the Thermostability and Crystallization of POM. Industrial Plastics Applications, 32(6), 46-49, 2004.
Polymer/Clay Nanocomposite Foams Prepared by Using Carbon Dioxide, Advanced Materials, 15(20), 1743-1747, 2003.
A Review of CO2 Applications in the Processing of Polymers, Industrial & Engineering Chemistry Research, 42, 6431-56, 2003.
Supercritical fluid applications in polymer nanocomposites, Current Opinion in Solid State & Materials Science, 7(4-5), 407-412, 2003.
Extrusion of Polystyrene Nanocomposite Foams with Supercritical CO2, Polym. Eng. Sci., 43(6), 1261-1275, 2003.
Effect of Die Temperature on the Morphology of Microcellular Foams, Polym. Eng. Sci., 43(6), 1206-1220, 2003.
Continuous Microcellular Extrusion of Polystyrene with Supercritical Carbon Dioxide. Polym. Eng. Sci., 42(11), 2094-2106, 2002.
Study on Blend of Chloroprene Rubber/Ultrahigh-Molecular-Weight PVC. Synthesized Rubber Industry, 20(3), 174, 1997.