Date/ Time
18 Nov 2021

The pandemic has underscored the need for protection against harmful pathogens and is driving stronger demand for antimicrobial technologies. Industry players are seizing this opportunity to develop innovative and sustainable solutions to address this rising need in diverse sectors. Among such solutions include organic compounds that exist in nature with inherent antimicrobial action against pathogens. 

Join us at the “Discovering Nature's Protection with Organic Antimicrobials” webinar on 18 November 2021, where experts from Singapore and UK will share insights into new organic antimicrobial technologies, potential applications and antimicrobial efficacy testing.


  • Learn about the differences between natural and synthetic antimicrobials
  • Discover the potential of plant-based antimicrobial agent and antimicrobial peptides for different applications
  • Understand the intricacies in antimicrobial efficacy testing


Time (GMT +8)  Presentation Title
3.30 pm – 3.40 pm
Leveraging Open Innovation Platforms 
Alvin How, Head, Food, Healthcare and Sustainability, IPI

3.40 pm – 3.50 pm


Next Generation Antimicrobial Agent Derived from Nature for Broad Spectrum Applications
Dr Kaiyang Lim, Chief Scientific Officer, ES-TA Technology 
3.50 pm – 4.00 pm
Journey from a Natural Food Preservative to an Antimicrobial Microparticle
Dr Don Wellings, Founder and Managing Director, SpheriTech
4.00 pm – 4.15 pm

Understanding Efficacy Testing of Antimicrobials
Dr Lau Quek Choon, Senior Lecturer, School of Life Sciences and Chemical Technology, Ngee Ann Polytechnic
4.15 pm – 4.30 pm


Panel Discussion
Moderated by Paula Sng, Technology Manager, Science & Engineering, IPI


  • Dr Kaiyang Lim, Chief Scientific Officer, ES-TA Technology 
  • Dr Don Wellings, Founder and Managing Director, SpheriTech
  • Dr Lau Quek Choon, Senior Lecturer, School of Life Sciences and Chemical Technology, Ngee Ann Polytechnic


Alvin How
Head, Food,
Healthcare and

Alvin How is Head of Food, Healthcare and Sustainability at IPI. He works with enterprises from the food, healthcare and chemical industries to understand their innovation gaps and connect them to enabling technologies, innovations and know-how from an extensive network of technology partners. In addition, Alvin trains enterprises on challenge-driven open innovation

Before joining IPI, Alvin worked as a Senior Chemist in specialty chemical firms where he accumulated knowledge in formulating, developing and providing technical assistance for industrial resins, decorative resins and other wood related resins. He has completed numerous studies on chemical compounds, materials surface, polymer systems, and also successfully supported multiple scale-up trials in Malaysia, Thailand and China.

Alvin holds a Master of Business Administration from Singapore Management University and a Bachelor of Science in Chemistry from the National University of Singapore.


Dr Kaiyang Lim
Chief Scientific
Officer, ES-TA


Dr Kaiyang Lim graduated from Nanyang Technological University in 2016 with a PhD in Chemical and Biomedical Engineering. His area of interests lie in antimicrobial sciences and to develop next generation antimicrobial agents with potent antimicrobial functionalities to replace the failing antibiotics. Dr Lim was an Assistant Professor at the Singapore Institute of Technology, where he conducted extensive academic research in various domains of antimicrobial science. To date, he has successfully published 14 research articles in various international journals.

To enrich his industry relevance and experience, Dr Lim joined ES-TA Technology, a company that specialises in the discovery and development of naturally-derived antimicrobial agents. As their Chief Scientific Officer, he has successfully helped the company to commercialise their first natural antimicrobial technology, the ULTRABactech, as well as launch three different product lines (hand sanitiser, disinfectant spray, and foaming hand soap).



Dr Don Wellings
Founder and
Managing Director,

Dr Don Wellings is the owner and founder of SpheriTech based in Runcorn, Cheshire, UK. He has a wealth of experience at senior management level in life sciences and biotechnology, spanning a 40-year career in the industry where he was responsible for the design, build, validation and commissioning of the cGMP facilities at Zeneca/Avecia for peptide synthesis. Dr Wellings is a regular speaker at international conferences and is the author of “A Practical Handbook of Preparative HPLC”, published by Elsevier in 2006. He is also the main inventor on 20 patents relating to solid phase synthesis of peptides, DNA and RNA, polymer chemistry and reactor design. 

Founded in 2009, SpheriTech focuses on the development of novel polymers for applications in healthcare and biotechnology, with the aim to patent and license the developed IP. The company holds the IP of novel antimicrobial microparticles and polymers.


Dr Lau Quek

Senior Lecturer,
School of Life 
Sciences and
Chemical Technology,
Ngee Ann Polytechnic

Dr Lau Quek Choon is a senior lecturer in the School of Life Sciences and Chemical Technology, Ngee Ann Polytechnic. He obtained his Master of Science in Microbiology from the National University of Singapore (NUS) and PhD in Cancer Biology from Philipps University, Germany. He has research experiences in Johns Hopkins University and NUS before his academic career in Ngee Ann Polytechnic. His research interests include the field of antimicrobials, probiotics and cancer fatigue.

Dr Lau has also been working with industry partners to study environmental bacteria such as the efficacy of antimicrobials on bacteria and viruses in Singapore. He is a member of the technical assessor with Enterprise Singapore under ISO17025. He also reviews textbooks and academic publications in the areas of Microbiology and Cancer.




Paula Sng
Technology Manager,
Science &

Paula Sng aims to support the local materials and chemicals industry in growing their businesses through adoption of new technologies and open innovation.

Prior to IPI, Paula worked as a Senior Application Engineer for FoamPartner, a polyurethane foam manufacturer headquartered in Switzerland. As a member of the global R&D team, she was highly involved in all aspects of new product development projects, managing project deadlines and working closely with clients within the APAC region to translate customers’ expectations into achievable product specifications and design features.

Paula holds a Master of Science in Engineering in Polymer and Polymer Composite Science and Engineering from The University of Sheffield, and a Bachelor of Science in Chemistry from the National University of Singapore.