Dr. Sum Jing Yao

Dr. Sum Jing Yao

Research Impact:

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Dr. Sum Jing Yao

Lecturer | Department of Chemical & Petroleum Engineering

Academic Qualifications

PhD (Chemical Engineering)
Bachelor in Chemical Engineering

Areas of Interest
Membrane technology
Membrane for Wastewater Treatment
Membrane for Selective Separation

Current Research Project

  1. Development of PVDF UF membrane with enhanced antifouling properties
  2. Immobilization of photocatalst on a support for photocatalytic degradation of organic matter through sunlight irradiation
  3. Development of adsorptive NF membrane for selective separation of heavy metals from a mixture


  1. OOI, B. S., SUM, J. Y., BEH, J. J., LAU, W. J. & LAI, S. O. 2019. Chapter 2 - Materials and Engineering Design of Interfacial Polymerized Thin Film Composite Nanofiltration Membrane for Industrial Applications. In: ISMAIL, A. F., RAHMAN, M. A., OTHMAN, M. H. D. & MATSUURA, T. (eds.) Membrane Separation Principles and Applications. Elsevier.
  2. SUM, J. Y., BEH, J. J., AHMAD, A. L. & OOI, B. S. 2018. Enhancing the solvent-dendrimer miscibility at the interface and its impact on the thin film composite membrane. Journal of Industrial and Engineering Chemistry, 58, 229-239.
  3. BEH, J. J., NG, E. P., SUM, J. Y. & OOI, B. S. 2018. Thermodynamics and kinetics control of support layer synthesis for enhanced thin film composite membrane performance. Journal of Applied Polymer Science, 135, 45802-n/a.
  4. SUM, J. Y., AHMAD, A. L. & OOI, B. S. 2014. Synthesis of thin film composite membrane using mixed dendritic poly(amidoamine) and void filling piperazine monomers. Journal of Membrane Science, 466, 183-191.
  5. OOI, B. S., SUM, J. Y. & LAI, S. O. 2012. Investigation on membrane morphological and chemical properties changes at different reaction times and its effect on dye removal. Desalination and Water Treatment, 45, 250-255.


  1. International Conference on Membrane Science & Technology MST2012: Sustainable Energy and Environment, 22-23 August 2012, Bangkok, Thailand, Songkhla University 

Award and Recognitinos

  1. USM Sanggar Sanjung Award on excellent achievement in category of Journal Publication in year 2015