HIGHLIGHTS
• Successfully developed polymeric products for commercialization: polymeric membranes, silicone hydrogels, thermoplastic elastomer, seals, dampers, adhesives;
• 5 years experience in polymer chemistry based on interfacial polymerization and radical polymerization through UV irradiation, emulsion, suspension to get multi-functional structured polymer; Strong knowledge in polymer composites structure-properties relationship, and polymer blending;
• 8 years experience in thermoplastic products R&D from formulation design, polymer processing techniques, quality control techniques, mold design, and failure analysis to support manufacture;
• Hand on experience in polymer processing units operation: compounding, compression molding, extrusion, injection, blowing, casting and spray coating etc.
• Proficient in analytical characterization techniques for rheological, mechanical, thermal, spectroscopy, electronic microscopy, X-ray methods, viscoelasticity and model.
• Extensive experience in graphene, and silicon-based inorganic particles application in polymer;
• Project management experience including proposal writing, SOP, DOE, raw materials & process quality control, process improvement, analysis, trouble shooting, cost reduction and EHS&S.
• Goal-oriented, self-starter with innovative ideas, team player with excellent communication and written skills.
PROFESSIONAL EXPERIENCES
Research Chemist US Environmental Protection Agency 06/2010~present
• Successfully developed polymeric membranes based on polyamide, polyimide, PVA and fluorinated silicone, and their hybrid with zeolite for liquid-liquid separation at high temperature with distillation process;
• Synthesized water-borne, fluorinated polymeric membranes through radical polymerization (UV irradiation, emulsion and suspension) based on vinyl/acrylic-terminated monomers;
• Prepared dual-channels membranes by silicone-based amphiphilic copolymers, polymer blends and process formation control with thermal annealing and etching;
• Managed lab facilities including SOP writing, calibration, quality management for audit and EHS&S;
• 1 journal paper, 2 conference papers, 1 pending patent and 2 manuscripts.
Postdoctoral Research Fellow University of Cincinnati 03/2006~05/2010
• Developed 30 days long-term dual-phases silicone-based amphiphilic hydrogels film for biomedical devices and sensors applications - collaborated with CIBA Vision.
• Synthesized silicone hydrogels with designed chemical structure by emulsion, UV and radical polymerization methods based on the acrylic-terminated monomers/macromers with improved biocompatibility.
• Successfully developed hybrid thermoplastic composites, fiber-reinforced thermosets for structured materials and package application - collaborated with P&G.
• Developed hybrid fluorinated-silicone coating with high dielectric parameter for electro-wetting devices. (1 journal paper at Applied Physical Science and 1 pending patent).
• Functionalized graphene- and silicon-based materials by surface grafting polymerization, UV, plasma polymerization, and CVD etc.
• Managed lab equipments including SEM, TEM, XRD, DSC/TGA, cryo-microtome and training.
• 8 book chapters, 1 pending patent, 6 journal papers and 6 conference/oral presentations/posters.
Senior Research Engineer Chinese Aerospace Research Institute of Materials and Processing Technology at Chinese Academy of Launch Vehicle Institute, Beijing, China 08/2004~02/2006
• Initiated and managed 3 research projects ($1.2M) including proposal writing, raw materials purchasing, quality control, process design, manufacture efficiency, quality control with six sigma methods, reducing cost, field applications, coordinating with vendors, internal and external customers etc.
• Developed CNF/polyimide, epoxy, polyamide layered structures for missiles and rockets body, developed models with Finite Elements Analysis.
• Innovatively developed adhesives, seal, acoustical- and vibrating- damper, sealant for the joints of satellites/camera with rockets, engine etc.
Research Assistant Advanced Elastomer Materials Center, Beijing University of Chemical Technology, 09/1998~06/ 2004
• Scale up continuous production of EPDM/PP, NBR/PVC thermoplastic elastomer (TPE) by extrusion from lab to pilot plant with a load over 1000 ton/year.
• Developed hybrid POE, HNBR and EPDM rubber compounds with flame-resistance, low-heat generation and long lifetime for tank-track rubber pads (2 patents).
• Developed antibacterial rubber compounds with nanotitania as fibers, films, sheets. (1 paper at Polymer Journal at NATURE Publisher).
• Extensive training on rubber compounds based on VMQ, SBR, NBR, HNBR, EPDM, IR, IIR, FKM, CR and HNBR, especially in formulation design, reinforcement, vulcanization, long life and processing;
• Innovatively developed an evaluation method for inorganic-rubber compounds quality control based on the viscoleastic behavior and setup the model for general application (PhD dissertation);
• Developed short-fiber/ rubber foam composites and model the structures-properties relationship (MS thesis).
• Managed the lab instruments: Mechanical Tester (SANS) and Rubber Processing Analyzer (RPA2000) calibration, training and trouble-shooting.
• Achievements: 16 journal papers, 2 patents, 12 conference oral presentations/posters.
• Intern (1998) at Beijing Shield Snowflakes Plastics Co. Ltd
• Intern (1998) at Michelin Shanghai Warrior Tire Co., Ltd
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