
Overview
Background
Professor Bronwyn Laycock has a diverse background in translational research, working not only in academia but also in industry and as a consulting chemist as well as at CSIRO. Her research activities have ranged from bio/degradable polymers, composites, organic and organometallic synthesis, waste conversion technologies, and pulp and paper chemistry, to general polymer chemistry. She is currently working across a range of projects with a focus on materials for circular economy applications and management of the transition to the new plastics economy. The application areas in her research program include biopolymers (particularly polyhydroxyalkanoates), polymer lifetime estimation and end-of-life management/conversion technologies, biocomposites, controlled release matrixes for pesticide and fertiliser applications, polyurethane chemistry, and biodegradable packaging.
She has a strong history of successful commercialisation and impact, being a co-inventor on CSIRO's extended wear contact lens program (recognised as its fourth most significant invention) - for which she was awarded a joint CSIRO Medal for Research Achievement 2009. As a Project Leader and Deputy Program Leader within the CRC for Polymers, she also managed a project that delivered an oxodegradable thin film polyethylene that was commercially licenced by Integrated Packaging. This work earned the team a Joint Chairman’s Award for research/commercialization (CRC for Polymers) and an Excellence in Innovation Award (CRC Association).
Availability
- Professor Bronwyn Laycock is:
- Available for supervision
- Media expert
Fields of research
Qualifications
- Bachelor of Science, The University of Queensland
- Doctor of Philosophy, The University of Queensland
- Postgraduate Diploma, University of Melbourne
- Masters (Coursework), University of Melbourne
Research interests
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Biodegradable polymers - Polyhydroxyalkanoates
Polyhydroxyalkanoates are microbially synthesised biodegradable polymers that have properties comparable with polypropylene. They can be synthesised using mixed cultures from wastewater treatment plants and fermented waste carbon streams, and have very versatile properties depending on feedstock. Not only are they completely biodegradable, even in a marine environment, they are also water resistant (unusual for a biopolymer).
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Controlled release formulations for agricultural applications
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Biocomposites, particularly wood biopolymer composites
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Starch based products for packaging applications
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Polymer lifetime estimation and biodegradation
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Reducing methane emissions from cows
Research impacts
Professor Laycock's research seeks to address some of the challenges around global sustainability and planetary boundaries, such as plastics sustainability, nutrient recovery and efficiency, controlled release formulations and sustainable materials for the circular economy, particularly bioderived materials for packaging, film and other applications, as well as plastics lifetime and impact estimation and end-of-life management.
Works
Search Professor Bronwyn Laycock’s works on UQ eSpace
2005
Journal Article
The hazards of peracetic acid bleaching: a comparative risk ranking between experts and lay people.
Laycock, B, Covey, G and Grist, S (2005). The hazards of peracetic acid bleaching: a comparative risk ranking between experts and lay people.. Appita Journal, 58 (6), 433-441.
2005
Conference Publication
The hazard of peracetic acid bleaching: a comparative risk ranking between experts and laypeople
Laycock, Bronwyn, Covey, Geoff and Grist, Steve (2005). The hazard of peracetic acid bleaching: a comparative risk ranking between experts and laypeople. 59th Appita Annual Conference and Exhibition: Incorporating the 13th ISWFPC (International Symposium on Wood, Fibre and Pulping Chemistry), Auckland, New Zealand, 16-19 May 2005. Carlton, Vic: Appita Inc.
2001
Other Outputs
Aqueous Polyimide Process
Laycock, B., Hawthorne, D., Hodgkin, J. and Morton, T. (2001). Aqueous Polyimide Process. 6,333,391.
2000
Journal Article
Hydrogel lens monomer constituents modulate protein sorption
Garrett, Qian, Laycock, Bronwyn and Garrett, R. Wayne (2000). Hydrogel lens monomer constituents modulate protein sorption. Investigative Ophthalmology and Visual Science, 41 (7), 1687-1695.
2000
Other Outputs
Process for manufacture of a porous polymer from a mixture
Chaouk, H., Meijs, G. and Laycock, B. (2000). Process for manufacture of a porous polymer from a mixture. 6,015,609.
1999
Other Outputs
Polymerizable siloxane macromonomers
Laycock, B. and Meijs, G. (1999). Polymerizable siloxane macromonomers. 5,981,615.
1999
Other Outputs
Cell growth substrate polymer
Meijs, G., Laycock, B., Griffiths, M., Cheong, E., Steele, J. and Johnson, G. (1999). Cell growth substrate polymer. 5,994,133.
1999
Other Outputs
Extended wear ophthalmic lens
Nicolson, P., Baron, R., Chabrecek, P., Court, J., Domschke, J., Griesser, H., Ho, A., Hoepken, J., Laycock, B., Liu, Q., Lohmann, D., Meijs, G., Papaspiliotopoulos, J., Riffle, J., Schindhelm, K., Sweeney, D., Terry, W., Vogt, J. and Winterton, L. (1999). Extended wear ophthalmic lens. 5,849,811.
1999
Other Outputs
Extended Wear Ophthalmic Lens
Nicolson, P., Baron, R., Chabrecek, P., Court, J., Domschke, A., Griesser, H., Ho, A., Hoepken, J., Laycock, B., Liu, Q., Lohmann, D., Meijs, G., Papaspiliotopoulos, E., Riffle, J., Schindhelm, K., Sweeney, D., Terry, W., Vogt, J. and Winterton, L. (1999). Extended Wear Ophthalmic Lens. 5,965,631.
1999
Other Outputs
“Perfluoroalkylether macromer having two polymerisable groups”
Meijs, G., Laycock, B., Griffiths, M. and Cheong, E. (1999). “Perfluoroalkylether macromer having two polymerisable groups”. 5,962,611.
1999
Other Outputs
“Polymerizable perfluoroalkylether macromer”
Meijs, G., Laycock, B., Steele, J. and Johnson, G. (1999). “Polymerizable perfluoroalkylether macromer”.
1999
Conference Publication
Cell interactions with perfluoropolyether-based network copolymers
Johnson, G., Meijs, G. F., Laycock, B. G., Griffith, M. G., Chaouk, H. and Steele, J. G. (1999). Cell interactions with perfluoropolyether-based network copolymers. American Chemical Society (ACS) Meeting, San Francisco, CA, United States, 13-17 April 1997. Abingdon, Oxfordshire, United Kingdom: Taylor & Francis. doi: 10.1163/156856299X00144
1998
Other Outputs
“Polymerizable perfluoroalkylether macromere"
Nicolson, P., Baron, R., Chabrecek, J., Court, J., Domschke, A., Griesser, H., Ho, A., Hoepken, J., Laycock, B., Liu, Q., Lohmann, D., Meijs, G., Papaspiliotopoulos, E., Riffle, J., Schindhelm, K., Sweeney, D., Terry, W., Vogt, J. and Winterton, L. (1998). “Polymerizable perfluoroalkylether macromere". 5,789,461.
1998
Other Outputs
Extended wear ophthalmic lens
Nicolson, P., Baron, R., Chabrecek, P., Court, J., Domschke, A., Griesser, H., Ho, A., Hoepken, J., Laycock, B., Liu, Q., Lohmann, D., Meijs, G., Papaspiliotopoulos, E., Riffle, J., Schindhelm, K., Sweeney, D., Terry, W., Vogt, J. and Winterton, L. (1998). Extended wear ophthalmic lens. US5760100 A.
1998
Other Outputs
Methods of forming an extended wear ophthalmic lens having a hydrophilic surface
Nicolson, P., Baron, R., Chabrecek, P., Court, J., Domschke, A., Griesser, H., Ho, A., Hoepken, J., Laycock, B., Liu, Q., Lohmann, D., Meijs, G., Papaspiliotopoulos, E., Riffle, J., Schindhelm, K., Sweeney, D., Terry, W., Vogt, J. and Winterton, L. (1998). Methods of forming an extended wear ophthalmic lens having a hydrophilic surface. US5776999 A.
1992
Other Outputs
The electrophilic cleavage of allylsilanes : investigations into the mechanism of the electrophilic cleavage of allylsilanes and the synthesis of optically active silicon centred allylic silacyclopentanes
Laycock, Bronwyn (1992). The electrophilic cleavage of allylsilanes : investigations into the mechanism of the electrophilic cleavage of allylsilanes and the synthesis of optically active silicon centred allylic silacyclopentanes. PhD Thesis, School of Molecular and Microbial Sciences, The University of Queensland. doi: 10.14264/uql.2015.579
1988
Journal Article
Syntheesis and stereochemistry of acidolysis of some cyclohept-2-enylstannames and -silanes
Kitching W., Penman K.G., Laycock B. and Maynard I. (1988). Syntheesis and stereochemistry of acidolysis of some cyclohept-2-enylstannames and -silanes. Tetrahedron, 44 (13), 3819-3831. doi: 10.1016/S0040-4020(01)86639-4
1988
Journal Article
Silylcuprate routes to cyclohex-2-enylsilanes
Laycock, Bronwyn, Maynard, Ian, Wickham, Geoffrey and Kitching, William (1988). Silylcuprate routes to cyclohex-2-enylsilanes. Australian Journal of Chemistry, 41 (5), 693-700. doi: 10.1071/CH9880693
1986
Journal Article
Stereochemistry of acidolysis of cyclohept-2-enyl-silanes and -stannanes
Kitching, W, Laycock, B, Maynard, I and Penman, K (1986). Stereochemistry of acidolysis of cyclohept-2-enyl-silanes and -stannanes. Journal of the Chemical Society, Chemical Communications (12), 954-955. doi: 10.1039/C39860000954
1983
Journal Article
Allylsilanes from allylchlorides and silylcuprates
Laycock, B, Kitching, W and Wickham, G (1983). Allylsilanes from allylchlorides and silylcuprates. Tetrahedron Letters, 24 (51), 5785-5788. doi: 10.1016/S0040-4039(00)94201-1
Funding
Current funding
Past funding
Supervision
Availability
- Professor Bronwyn Laycock is:
- Available for supervision
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Available projects
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Not currently available
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Applications of polyhydroxyalkanoates in the circular economy
Supervision history
Current supervision
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Doctor Philosophy
Degradation of biodegradable plastics in aquatic environments
Principal Advisor
Other advisors: Professor Paul Lant, Professor Steven Pratt, Dr Clement Chan
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Doctor Philosophy
Development of sustainable biodegradable products based on PHA
Principal Advisor
Other advisors: Professor Paul Lant, Professor Steven Pratt, Dr Celine Chaleat
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Doctor Philosophy
Rapid Switch for Plastics: Transitioning to a Zero-Waste Future
Principal Advisor
Other advisors: Professor Paul Lant, Professor Steven Pratt, Dr Clement Chan
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Doctor Philosophy
Fermentation process for the synthesis and anaerobic degradation of polyhydroxyalkanoates
Principal Advisor
Other advisors: Professor Steven Pratt, Dr Clement Chan
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Doctor Philosophy
An Investigation into Wheat Starch Oxidation via Reactive Extrusion
Principal Advisor
Other advisors: Professor Peter Halley
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Doctor Philosophy
Novel PHA based materials
Principal Advisor
Other advisors: Professor Paul Lant, Professor Steven Pratt, Dr Ian Levett
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Doctor Philosophy
Fermentation process for the synthesis and anaerobic degradation of polyhydroxyalkanoates
Principal Advisor
Other advisors: Professor Steven Pratt, Dr Clement Chan
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Doctor Philosophy
Advancing the circular economy: phosphorus recycling and next-generation fertilisers
Associate Advisor
Other advisors: Professor Gary Schenk, Professor Susanne Schmidt
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Doctor Philosophy
Sustainable Agriculture and the Phosphorus Bioeconomy
Associate Advisor
Other advisors: Professor Gary Schenk, Professor Susanne Schmidt
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Doctor Philosophy
Sustainable Agriculture and the Phosphorus Bioeconomy
Associate Advisor
Other advisors: Professor Gary Schenk, Professor Susanne Schmidt
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Doctor Philosophy
PHA materials development
Associate Advisor
Other advisors: Professor Paul Lant, Professor Steven Pratt
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Doctor Philosophy
PHA in the Circular Economy
Associate Advisor
Other advisors: Professor Paul Lant, Dr Celine Chaleat, Professor Steven Pratt
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Doctor Philosophy
Biopolymer production from syngas and carbon dioxide/hydrogen by purple phototrophic bacteria
Associate Advisor
Other advisors: Professor Steven Pratt, Professor Damien Batstone
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Doctor Philosophy
Green additives and fillers for environmentally benign biocomposites
Associate Advisor
Other advisors: Professor Paul Lant, Dr Clement Chan, Professor Steven Pratt
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Doctor Philosophy
Studying end of life options for biopolymers
Associate Advisor
Other advisors: Dr Emilie Gauthier, Professor Peter Halley
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Doctor Philosophy
Understanding the extensional rheology of biodegradable polymers: A study for enhancing film blowing of polyhydroxyalkanoates (PHAs)
Associate Advisor
Other advisors: Professor Paul Lant, Professor Steven Pratt
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Doctor Philosophy
Advanced bioplastic materials for a sustainable plastics future
Associate Advisor
Other advisors: Professor Steven Pratt, Professor Paul Lant
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Doctor Philosophy
Structure-property-end of life performances of starch-based films
Associate Advisor
Other advisors: Professor Darren Martin, Dr Emilie Gauthier, Professor Peter Halley
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Doctor Philosophy
Lifetimes of bioplastics in natural and engineered environments
Associate Advisor
Other advisors: Professor Steven Pratt, Dr Clement Chan, Professor Paul Lant
Completed supervision
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2025
Doctor Philosophy
Fermentation process for the synthesis and anaerobic degradation of polyhydroxyalkanoates
Principal Advisor
Other advisors: Professor Steven Pratt, Dr Clement Chan
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2023
Doctor Philosophy
Chemical Synthesis and Characterization of High Molecular Weight Polyhydroxyalkanoate-b-Polyhydroxyalkanoate Block Copolymers
Principal Advisor
Other advisors: Professor Steven Pratt, Dr Clement Chan
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2023
Doctor Philosophy
Modelling the Controlled Release of Toxins within a Rumen Environment
Principal Advisor
Other advisors: Emerita Professor Mary Fletcher
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2021
Doctor Philosophy
Bio-Inspired Conducting Peptide Nanowires
Principal Advisor
Other advisors: Dr Tuan Nguyen
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2021
Master Philosophy
Drivers and Barriers in the Deployment of Lignocellulose waste-derived liquid fuel in Australia
Principal Advisor
Other advisors: Dr Joe Lane, Professor Steven Pratt, Dr Luigi Vandi
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2020
Doctor Philosophy
Functional starch-based hydrogels: Renewable material solutions for wastewater and agriculture industries
Principal Advisor
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2020
Doctor Philosophy
Understanding the mechanisms that control the release of a soluble crystalline agrichemical extruded with biopolymers
Principal Advisor
Other advisors: Professor Steven Pratt
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2020
Doctor Philosophy
Development of Novel Polyhydroxyalkanoate Materials
Principal Advisor
Other advisors: Professor Paul Lant, Professor Steven Pratt
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2020
Doctor Philosophy
Exploring the Role of Biodegradable Plastics
Principal Advisor
Other advisors: Professor Paul Lant, Professor Steven Pratt
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2019
Doctor Philosophy
Development of Bio-derived and Biodegradable Polyhydroxyalkanoate (PHA)-based Wood Plastic Composites (WPCs)
Principal Advisor
Other advisors: Professor Peter Halley, Professor Steven Pratt, Dr Luigi Vandi
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2018
Doctor Philosophy
Understanding and predicting environmental effects on degradation of oxo-degradable polyethylene blown films
Principal Advisor
Other advisors: Professor Peter Halley
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2025
Doctor Philosophy
Sustainable Agriculture and the Phosphorus Bioeconomy
Associate Advisor
Other advisors: Professor Gary Schenk, Professor Susanne Schmidt
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2024
Doctor Philosophy
Mitigation of Pimelea poisoning of livestock using adsorbents
Associate Advisor
Other advisors: Dr Natasha Hungerford, Emerita Professor Mary Fletcher
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2022
Doctor Philosophy
Liquid organic hydrogen carriers and their application on transfer hydrogenation and activation of metal-based catalysts
Associate Advisor
Other advisors: Dr Muxina Konarova, Professor Steven Pratt
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2020
Doctor Philosophy
Tailored Polymer Hydrogels for Mainstream Ammonium Recovery in Domestic Wastewater
Associate Advisor
Other advisors: Associate Professor Ilje Pikaar
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2019
Doctor Philosophy
Spinifex Cellulose Nanofibres as a Sustainable Building Block for Carbon Materials
Associate Advisor
Other advisors: Dr Pratheep Kumar Annamalai, Professor Darren Martin
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2019
Doctor Philosophy
Sustainable and High Performance Rigid Polyurethane Foams Based on Lignin
Associate Advisor
Other advisors: Dr Pratheep Kumar Annamalai, Professor Darren Martin
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2019
Doctor Philosophy
Biosynthesis of Polyhydroxyalkanoates (PHAs) in Methane-utilizing Mixed Cultures
Associate Advisor
Other advisors: Professor Paul Lant, Professor Steven Pratt
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2016
Doctor Philosophy
Composition of Mixed Culture PHA Biopolymers and Implications for Downstream Processing
Associate Advisor
Other advisors: Professor Peter Halley, Professor Steven Pratt
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2014
Doctor Philosophy
Polyhydroxyalkanoates (PHAs) from microbial subpopulations in mixed cultures
Associate Advisor
Other advisors: Professor Steven Pratt
Media
Enquiries
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