- Faculty of Engineering
- Department of Materials Science and Engineering
- Senior Lecturer Grade II
Contact information
Department of Materials Science and Engineering
Faculty of Engineering
University of Moratuwa
Moratuwa
10400
Teaching and Administrative Activities
Ferrous and Non Ferrous Alloys -Undergraduate -2020
Paint Technology (S8) -Undergraduate -2023
Metal Casting & Powder Metallurgy -Undergraduate -2020
Composites -Undergraduate -2020
Degradation of Materials -Undergraduate -2019
Refractories and Kiln Technology -Undergraduate -2019
Composites -Undergraduate -2023
Latex Science & Technology -Undergraduate -2023
POlymer Science & Technology -Undergraduate -2023
Ceramic Science & Technology -Undergraduate -2023
Committee Member -Orientation Committee (2016 To 2020)
Coordinator -Practical Coordinator - Semester 3 (2010 To date)
Coordinator -Practical Coordinator - Semester 4 (2010 To 2023)
Committee Member - Academic Committee (2021 To 2021)
Coordinator - Final year Projects (2022 To date)
Research Activities
Recycling
composites
Waste Managements
Polymer Recycling
Natural dyes
Composites
Education and Professional Affiliations
MPhil, University of Moratuwa ,2015 Use of Hydrolysis Products of Polyethylene Terephthalate Scraps to Produce Alkyd Based Paint
Bachelors, University of Moratuwa ,2004 B.Sc. Engineering ( Materials Engineering)
IESL(2018 To date)
ECSL(2020 To date)
Career
Honours and Awards
Publications*
R Rajakaruna, R Rathnayaka,,".Extraction of Natural Dyes from Leaves of Coffea arabica and Its Application in Cotton Fabrics.",2023 Moratuwa Engineering Research Conference,University of Moratuwa,2023,603-607
WKP Piyankara,".Preparation and characterization of HDPE–wood composite.",MESII 2023,University of Moratuwa,2023,
G Samarakkody,".Preparation and characterization of LDPE based wood-plastic composites.",MESII 2023,University of Moratuwa,2023,
KDR Dileepa, KA Uresh,".Development of new bio-based adhesive for paper/cardboard.",MESII 2023,University of Moratuwa,2023,
P.D.R.S.Kumarasinghe, K.K.N.Sachintha,,".DEVELOPMENT OF CEMENT, WASTE PAPER, AND NATURAL FIBER BASED COMPOSITE FOR CEILING SHEET.",MATERIALS ENGINEERING SYMPOSIUM ON INNOVATIONS FOR INDUSTRY 2022,University of Moratuwa,2022,16
T.D.K Thilakarathna, T.U Erathnage,,".SIMULATION STUDY ON THE EFFECT OF CALCIUM CARBONATE AND TALC VOLUME FRACTIONS ON THE MECHANICAL PROPERTIES OF THERMOPLASTICS.",MATERIALS ENGINEERING SYMPOSIUM ON INNOVATIONS FOR INDUSTRY 2022,University of Moratuwa,2022,22
RK Madushani, BA Dilhari,".Design of natural fiber and wastepaper composite using numerical analysis method.",Materials Science and Engineering Symposium on Innovations for Industry,Online,2021,
Madhushani, RK; Dilhari, BA,".Simulation of natural fibers/waste paper composites to use as kraft papers.",ERU Symposium - 2021,University of Moratuwa - online,2021,
RGSM Ranthunga, KV Wanigasekara,".Dyeing of cotton fabric with a natural dye extracted from Areca Concinna Peel.",ERU Symposium - 2021,University of Moratuwa - online,2021,
MAH Yasassri, WDC Weerasinghe ,".Dyeing of cotton fabric with a natural dye extracted from floral part of acalypha hispida plant.",2019 Moratuwa Engineering Research Conference (MERCon),University of Moratuwa, Sri Lanka,2019,
MAH Yasassri, WDC Weerasinghe ,".Extraction of Natural Dye from Acalypha hispida Flowers for Fabrics.",Proceedings of the 23rdInternational Forestry and Environment Symposium 2018of the Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka,Citrus Hotel, Waskaduwa, Sri Lanka,2018,131
O.Gunapala,".Practical Solution for Utilization of Polyester Resin Waste As a Filler in Rubber Compounds..",Annual Academic Sessions -2014,The Open University,2014,384 -388
O.Gunapala,".Utilization of Polyethylene scraps in Rubber Formulation Technology for Manufacture of Low Cost Rubber Products..",Annual Academic Sessions -2013,The Open University,2013,352-356
O.Gunapala,".Hydrolysis of Post Consumer Polyethylene Terephthalate by Using a Less Aggressive Reagent.",nternational Symposium on polymer science & Technology. ,University of Sri Jayawardenepura,2012,45
P.R.D.Weerasooriya U.P.A.B.P.Karunanayake Dr.O Gunapala,".Use of soda ash as a recycling agent to reduce Non-degradable PET Waste in Sri Lanka.",ERU Symposium,University of Moratuwa,2011,233-234
Dr.O.Gunalapa,".Chemical Recycling of PET from waste soft drinks bottles to recover terephthalic acid.",ERU Symposium,University of Moratuwa,2009,43-44
O.Gunapala,".Development of Suitable Methodology to Synthesize Terephthalic Acid Based Alkyd Resin.",International Journal of Engineering Research and Reviews,3,2015
Udayakumara, S.V. and Gunapla, O. (2015). Development of Suitable Methodology to Synthesize Terephthalic Acid Based Alkyd Resin In: International Journal of Engineering Research and Reviews 3 (1), 87-91, 2015
Gunapla, O. and Udayakumara, S.V. (2014). Practical Solution for Utilization of Polyester Resin Waste As a Filler in Rubber Compounds. In: Annual Academic Sessions -2014. The Open University , SriLanka.
Gunapla, O. and Udayakumara, S.V. (2013). Utilization of Polyethylene scraps in Rubber Formulation Technology for Manufacture of Low Cost Rubber Products. In: Annual Academic Sessions -2013. The Open University , SriLanka.
Udayakumara, S.V. and Gunapla, O. (2012). Hydrolysis of Post Consumer Polyethylene Terephthalate by Using a Less Aggressive Reagent. In: International Symposium on polymer science & Technology. University of Sri Jayawardenapura , SriLanka.Udayakumara, S.V. and Gunapla, O. (2011). Use of soda ash as a recycling agent to reduce Non-degradable PET Waste in Sri Lanka In: 17Th ERU Symposium . University of Moratuwa , SriLanka.
Udayakumara, S.V. and Gunapla, O. (2009). Chemical Recycling of PET from waste soft drinks bottles to recover terephthalic acid In: 15Th ERU Symposium . University of Moratuwa , SriLanka.
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