Application Chemist, Detergent Scientist, Formulation Chemist,
Resume:
JEFF X. LI, BSc, MSc, PhD
***-**** ****** ***., ********, Quebec H4E 0A1
***********@*******.***
OBJECTIVE
Industrial Chemist. Formulation Chemist. Detergent Scientist. Specialist positions to synthesize various surfactants and block copolymers, and develop industrial products and technologies regarding green chemistry and green engineering.
PROFILE
Professional Scientist. Strong scientific educational background and broad research and development experience in Surfactant and Polymer Science and Technology, Green Chemistry, Physical Chemistry, Environmental Science and Technology, Organic Synthesis and Colloid and Interface Science and Technology. Industrial experience in synthesis of surfactants and polymers and formulation of cosmetics, detergents, sanitizers, water treatment agents and specialty chemicals. Postdoctoral research on surfactant and polymer synthesis and properties. Highly experienced with instrumentation and techniques (such as SAXS, SEM, TEM, DLS, NMR, HLPC, GC, and Fluorescence). Good communication skills, with 30 academic papers published. Good time management, planning, organization and creative skills. Ability to work well in a team environment.
PROFESSIONAL EXPERIENCE
Constant America Inc., Technical Department and Laboratory, Montreal, QC 2007-2011
Chemist, Research & Development and Quality Assurance and Quality Control
l Carried out research and development, quality assurance, quality control and scale-up synthesis and formulation and technical services very well in stressful environments.
l Designed, formulated and developed cosmetics, detergents, sanitizers, water treatment agents and other specialty industrial chemicals, such as personal care products, laundry detergents, car washing products, automatic dishwashing soaps and rinses, institutional and industrial cleaners, disinfectants (chlorine, peracetic acid, cationic surfactants and others), and pulp & paper chemicals with sustainable and biodegradable surfactants and other aids.
l Gained great success in formulation and development of cold water laundry soaps with biodegradable surfactants, green sequestrants and hydrogen peroxide and ozone instead of chlorine at low temperatures to save energy.
l Designed and synthesized new green surfactants from renewable resources, such as castor oil, palm kernel oil and coconut oil and their derivatives, to replace alkyl phenol ethoxylates (APEs) and other petrochemicals.
l Designed and applied new green chelating materials to replace phosphates, phosphonates, EDTA and NTA and other normal dequests. Applied new green disilicates to replace various phosphates and caustic soda to limit their discharge.
l Improved microemulsion techniques including CO2 to restore valuable organic materials.
l Developed renewable and multi-functional products by using special solvents, e.g., ionic solvents, solids (caustic, sugar) and some polymers (PEO) to reduce or eliminate organic solvent usage in formulations and their production.
l Interfaced between the company’s sales team, clients and other technical staff.
McGill University, Department of Chemistry, Montreal, QC 2004-2007
Research Associate and Postdoctoral Research Fellow
l Modified and synthesized dendrimers or dendritic polymers (drug delivery agents) with biodegradable functional groups by click chemistry.
l Synthesized and characterized biodegradable triblock copolymers with various repeat units and functional groups, which contain cross-linking and decross-linking units.
l Developed novel methods on the formulation of block copolymer micelles and vesicles in term of copolymer block lengths, dendrimer concentration and water content.
l Carried out drug delivery studies, on loading of small molecules (drugs) and large molecules (dendrimers as models of biomacromolecules) into copolymer nanocontainers and starches.
l Taught several students how to conduct their research.
l Applied UV-Vis, Fluorescence, GPC, NMR, DLS, TEM, SEM and many other techniques.
University of Saskatchewan, Department of Chemistry, Saskatoon, SK 2002-2004
Research Associate and Post-Doctoral Fellow
l Synthesized and characterized Gemini surfactants from renewable plant oil resources.
l Investigated structure and thermodynamic properties of liposomes using lipids and Gemini surfactants in the presence of block copolymer or DNA to cure cancer diseases.
l Formulated and developed novel micelles and liposomes with lipids and Gemini surfactants for drug delivery and DNA transfection applications.
l Guided several students how to do their experiments.
l Applied different TEM, NMR, DLS, HLPC and GC techniques.
Nagoya University, Research Center for Materials Science, Nagoya, Japan 2001-2002
Post-Doctoral Fellow
l Modified terminal surface of PAMAM dendrimers with hydroxyl functional groups.
l Researched physicochemical properties of supramolular structures including dendrimers and clarified detailed aggregate structures successfully using SAXS, TEM, and DLS techniques.
Northwest Normal University, Department of Chemistry, Lanzhou, China 1988-1997
Associate, Lecturer, and Associate Professor
l Synthesized and characterized various green surfactants from renewable oil resources.
l Obtained the university’s awards for excellence in undergraduate teaching in Physical Chemistry, Environmental Chemistry and Surfactant Chemistry.
l Gained great success on studies of formation and solubilization of microemulsions with anionic and cationic surfactants with several publications.
l Developed exceptional emulsion techniques, with surfactants and other additives.
l Supervised a Research & Development unit of six persons, developed and merchandised various techniques and novel products as well as industrial wastewater treatment techniques.
EDUCATION
English Communication Certificate, School of Continuing Studies
McGill University, Montreal
Ph.D. Environmental Materials Engineering, Yokohama National University, Yokohama, Japan
M.Sc. Physical Chemistry, Northwest University, Xi’an, P. R. China
B.Sc. Chemistry, Northwest Normal University, Lanzhou, P. R. China
LANGUAGES
English, French, Mandarin
JEFF X. LI
SELECTED PRODUCTS AND TECHNIQUES
Green/Cold Water Laundry Detergents
General Liquid Laundry Detergents: with sustainable surfactants and green dequests and other organic and inorganic aids, high detergency, medium foam, and ease to rinse.
Heavy-Duty Laundry Detergents: with green coconut oil derivative nonionic surfactants, medium foam, efficient to remove oils and greases and stains from restaurant towels and uniforms.
Desizing Laundry Detergents: with ionic surfactants and nonionic surfactants, work at 6-30oC, much efficient to remove oils, greases, and sizings from cloth in combination with ozone and caustic.
New-Concept Green Laundry Powders: with sustainable surfactants and block copolymers, work at room temperatures 6-30oC, medium foam, strong detergency, and easy to rinse.
Household Cleaning Products
Green Hard Surface Cleaners: with green sustainable surfactants and dequests and inorganic aids, without organic solvents, no EDTA or NTA, phosphate-free, and high efficient.
High-Foam or Low Foam Hard Surface Cleaners: with specialty surfactants and dequests.
Personal Care Products
Hand Washers: with green surfactants and aids.
Hair Care Products and Body-Cleaning Soaps.
Cosmetics Formulation and Emulsion Preparations: with perfumes and water stabilized by surfactants.
Automatic Dishwashing Detergents
Low Temperature Liquid Dishwashing Soaps and Rinses: phosphate-free, with green surfactants and aids, high detergency, no spots, streak and films, environmentally friendly, economic, and work at 140oF.
High Temperature Green Dishwashing Solid Bricks and Rinses: phosphate-free, with green surfactants and aids, high detergency, no spots, streak and films, environmentally friendly, economic, low-volume, and work at 185oF.
Sanitization Chemicals
Normal Sanitizers: chlorine- and cationic surfactant-containing ones.
Green Liquid Sanitizers: paracetic acid-containing.
Green Powder Sanitizers: to form paracetic acid when the powder is dissolved in water, easy to handle, low cost and high efficient.
Automatic Car-Washing Detergents
Acid-Washing and Caustic-Washing Soaps: with specialty surfactants and dequests, high detergency, efficient to remove windshield, oils, greases, dust and earth, environmentally friendly and low cost.
Dry-Aids: with specialty surfactants, making the surface dry fast and energy-saving.
Underbody Corrosion Inhibitors: with specialty surfactants, cleaning the underbody without corrosion.
Novel Wastewater Treatment Techniques
Ni, Co, Cu Ions-containing Industrial Wastewater Treatment Technique.
Advanced Oxidation Process with Ozone: employed to treat industrial wastewater containing high level of oils, dyes and other organic compounds.
Cosmetics and Detergent Plant Wastewater Treatments.
Specialty Flocculants: to treat various wastewater and process water.
Pulp & Paper Chemicals
Pitch Dispersants: with specialty surfactants and solvents, high efficient and low cost.
High Efficient Sequestrants: with specialty sequestrants and efficient to removing scales.
Emulsion Preparation and Applications
Preparation of Stable Cosmetics Emulsions: containing and surfactants, oils and water.
Restoration of Organic Compounds from Industrial Wastewaters.
Chemicals Synthesis Using Microemulsion Techniques.
Surfactant and Block Copolymer Synthesis and Properties
Green Surfactants Synthesized from Sustainable Plant Oils.
Gemini Surfactants Synthesis and Properties.
Di- or Triblock Copolymers Synthesis and Properties.
Dendrimer or Dendritic Copolymer Synthesis and Properties.
JEFF X. LI
SELECTED PUBLICATIONS
Xingfu Li, Tony Azzam and Adi Eisenberg*, Encapsulation of Hydroxylated poly(amidoamine) dendrimers into block copolymer vesicles, to be submitted.
Xingfu Li, Anja Kroeger, Tony Azzam, Adi Eisenberg, Dendrimer Influenced Supramolecular Structure Formation of Block Copolymers: II. Dendrimer Concentration Dependence, Langmuir 2008, 24(6), 2705-2711. (Impact factor, 4.097; cited number, 4).
Kroeger, Anja; Li, Xingfu; Eisenberg, Adi, Dendrimer-Influenced Supramolecular Structure Formation of Block Copolymers, Langmuir 2007, 23(21), 107**-*****. (Impact factor, 4.097; cited number, 7).
Chuanzhong Wang, Xingfu Li, Shawn D. Wettig, Ildiko Badea, Marianna Foldvari and Ronald E. Verrall, Investigation of complexes formed by interaction of cationic gemini surfactants with deoxyribonucleic acid, Phys. Chem. Chem. Phys. 2007, 9, 1616-1628. (Impact factor, 4.064; cited number, 20).
Xingfu Li, Shawn D. Wettig and Ronald E. Verrall*, Synthesis and solution properties of Gemini surfactants containing oleyl chains, Phys. Chem. Chem Phys. 2005, 7, 3172-3178. (Impact factor, 4.064; cited number, 18).
Xingfu Li, Shawn D. Wettig and Ronald E. Verrall*, Isothermal titration calorimetry and dynamic light scattering studies of interactions between Gemini surfactants of different structure and pluronic block copolymers, J. Colloid Interface Sci. 2005, 282, 466-477. (Impact factor, 2.443; cited number, 23).
Xingfu Li, Shawn D. Wettig and Ronald E. Verrall*, Binding of 12-EOx-12 Gemini surfactants to the pluronic ABA block copolymers (F108 and P103) studied by isothermal titration calorimetry, Langmuir, 2004(3), 579-586. (Impact factor, 4.097; cited number, 34).
Shawn D. Wettig, Xingfu Li and Ronald E. Verrall*, Thermodynamic and aggregation properties of Gemini surfactants with ethoxylated spacers in aqueous solution, Langmuir, 2003, 19 (9), 3666-3670. (Impact factor, 4.097; cited number, 37).
Xingfu Li* and Hironobu Kunieda, Catanionic surfactants: microemulsion formation and solubilization, Curr. Opin. in Colloid & Interface Sci. 2003, 8 (4-5), 327-336. (Impact factor, 5.493; cited number, 37).
Xingfu Li, Toyoko Imae*, Dietrich Leisner and M. Arturo Lopez-Quintela, Lamellar structures and interactions of anionic PAMAM dendrimers with oppositely charged didodecyldimethylammonium bromide, J. Phys. Chem. B 2002, 106, 121**-*****. (Impact factor, 4.189; cited number, 27).
Xingfu Li and Hironobu Kunieda*, Solubilization of micellar cubic phases and their structural relationships in the systems anionic-cationic surfactant-dodecane-water, Langmuir 2000, 16, 100**-*****. (Impact factor, 4.097; cited number, 20).
Xingfu Li and Hironobu Kunieda*, Formation of cubic phase microemulsion with anionic and surfactants at equal amounts of oil and water, J. Colloid Interface Sci. 2000, 231(1), 143-151. (Impact factor, 2.443; cited number, 10).
Xingfu Li, Koichi Ueda and Hironobu Kunieda*, Solubilization and phase behavior of microemulsions with mixed anionic-cationic surfactants and hexanol, Langmuir 1999, 15(23), 7973-7979. (Impact factor, 4.097; cited number, 26).
Xingfu Li*, Jianzhong Wang and Jing Wang, Effect of mixed anionic-cationic surfactants on solubilization of water-in-oil microemulsions, J. Dispersion Sci. & Techn. 1999, 20, 993-1007. (Impact factor, 0.889; cited number, 16).
Xingfu Li*, Guohu Zhao, Enhui Lin and Shuqi Qin, Formation and phase behavior of water-in diesel oil microemulsion with sodium oleate and cetyltrimethylammonium bromide, J. Dispersion Sci. & Techn. 1996, 17(2), 111-130. (Impact factor, 0.889; cited number, 14).
Xingfu Li*, Enhui Lin, Tai Xiao and Guohu Zhao, Microemulsion formation and phase behavior of anionic and cationic surfactants with sodium dodecyl sulfate and cetyltrimethylammonium bromide, J. Colloid Interface Sci. 1996, 184, 20-30. (Impact factor, 2.443; cited number, 23).
Complete list of publications furnished upon request.
*Corresponding/lead author.
Key Words: Industrial Chemist, Formulation Chemist, Detergent Scientist, Detergent Chemist, Specialist, Formulation, Synthesis, Properties, Green Surfactants, Block Copolymers, Vesicles, Micelles, Microemulsion, Emulsions, Detergent, Dishwashing, Car-washing, Laundry detergent, Institution & Industrial Cleaning, Food, Sustainable, Sanitizing, Sanitization, Sanitizer, Wastewater Treatment, Ozone, Flocculants, Personal Care Products, cosmetics, hair care products, Hand soaps, body soaps, Cold-Water Laundry Detergent, Household Cleaning Products, Pulp & Paper Chemicals, Pitch Dispersants, Dequest, Corrosion Inhibitor, Dendrimer, Dentritic Polymers, Green Chemistry, Green Engineering, Environmental, Physical Chemistry, Organic Synthesis, Colloid & Interface Science and Technology, SAXS, SEM, TEM, DLS, NMR, HLPC, GC, and Fluorescence, R&D, Research & Development, Quality Assurance, Quality Control, Communication, Consulting.
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