Robert Pelton

Contact via McMaster University

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Chercheur(e)s associé(e)s
Organisations associées

Projets de recherche récents

Interfacial Technologies

2017/18-2019/20 • $600,000 • PI
The research program proposed by Dr. Robert Pelton, for the renewal of his Tier 1 CRC in Interfacial Technologies will build and execute a new collaborative, multi-disciplinary initiative called Fibres-for-Farmers. The vision is to develop new agricultural applications for high value-added...

Colloidal science aspects of crop protection with active pigment formulations

2016/17-2019/20 • $547,400 • PI,CO
Mixtures of paraffins and certain insoluble pigments help plants and grasses fight fungal diseases and greatly increase grass tolerance to low moisture conditions. This surprising finding has lead to a new family of crop protection chemicals marketed by Suncor (formerly Petro Canada). A team...

Engineering Lignocellulosic Surfaces for Adhesion

2015/16-2019/20 • $285,000 • PI
Although blessed with 10% of the world’s forests resources, Canadians must find new, higher value-added uses for our wood. Very promising initiatives include the use of nanocellulose crystals and fibers in composites and coatings. However, anyone with a wet basement or an old deck knows that...

Grafted Pulp - A New Canadian Forest Product

2019/20 • $131,600 • PI,CO
Canada contributes importantly to a vision of a more sustainable bio-economy in which innovative, bio-based approaches will replace products and processes based on petrochemicals. Canada has invested heavily in researching green chemistry, biofuels, and new materials based on nanocellulose. With...

Grafted Pulp - A New Canadian Forest Product**

2018/19 • $131,600 • PI,CO
Canada contributes importantly to a vision of a more sustainable bio-economy in which innovative, bio-based approaches will replace products and processes based on petrochemicals. Canada has invested heavily in researching green chemistry, biofuels, and new materials based on nanocellulose. With...

Elemental Analysis Instrument for Characterizing Advanced Polymeric Materials, Nanostructures, and Composites

2018/19 • $85,451 • PI,CO
Accurate measurement of the chemical composition of new materials is absolutely essential for developing new technologies based on those materials. However, for materials like membranes, hydrogels, nanomaterials, or fibrous materials intensively studied by the co-applicants' groups, the most...

Interfacial Technologies

2010/11-2016/17 • $1,400,000 • PI
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NSERC CREATE Biointerfaces Training Program

2011/12-2016/17 • $1,300,000 • PI,CO
Our understanding of the nature of the biological/material interface, or biointerface, impacts all materials in biological media from contact lenses to blood contacting materials to diagnostic test strips and new bioseparation media. The CREATE Biointerfaces Training Program will provide unique...

Photo-Rheometer for Soft Material Characterization

2016/17 • $114,736 • PI,CO
Canada's strategic areas of innovation in energy, health, information, communication and natural resources, are all reliant upon material advancements. Soft materials, specifically polymers, contribute to many of the new products from these sectors. The underlying information critical to...

NSERC - SENTINEL - Bioactive Paper Strategic Network

2010/11-2015/16 • $7,594,000 • PI,CO
Bioactive paper that can detect and deactivate dangerous bacteria and viruses in food and water will deliver health benefits around the world. Bioactive Paper is a made-in-Canada concept articulated in the first phase (2005-2010) of the Sentinel Bioactive Paper Network, an NSERC strategic...

Nanoparticle flotation collectors

2013/14-2015/16 • $225,000 • PI
High-grade nickel ores in the Thompson Nickel Belt are being depleted, threatening Canadian jobs. Although the Nickel Belt also contains large amounts of ultramafic ore these deposits have been considered too low-grade for economical operation using conventional processing techniques. Pelton's...

qNano: High-Resolution Nanoparticle Size and Charge Characterization

2015/16 • $48,247 • PI,CO
<p>Nanotechnology has led to significant scientific and technological advancements, all driven by the unique properties of materials as their size is reduced to the nanoscale and their surface comprises a significantly higher fraction of the total mass of the material. In this context, having...

NSERC Green Fibre Network

2010/11-2014/15 • $6,163,569 • PI,CO
The Canadian Forest Industry is struggling for its survival. Traditional markets of printing grades, the major part of Canadian Pulp and Paper Production, are dwindling and are unlikely to regain profitability in the future. For a renewal of the Canadian Forest Industry, revolutionary changes...

Engineering the cellulose/water interface

2010/11-2014/15 • $475,000 • PI
My research involves polymer and/or biomacromolecule interactions with cellulose surfaces. This proposal is aimed at attacking two bottlenecks that inhibit the productivity of this research: our inability to accurately, chemically modify specific locations on cellulose fibre or paper surfaces;...

Towards design rules for ophthalmic emulsions

2011/12-2014/15 • $449,808 • PI
Dry eye disease is a significant problem with our aging population. Our industrial partner, Alcon Canada is a major supplier of lubricant eye drops that give relief to dry eye patients.The work has three thrusts: Investigate the fundamentals of emulsion stability; Develop and test novel guar...

Hydrophobic surface functionalization of cellulose nanocrystals for composites and non-aqueous formulation products

2014/15 • $25,000 • PI
Cellulose nanocrystals (CNCs) are sustainable nanoparticles which can be economically extracted from the wood fibres of Canada's forests - an abundant and renewable resource. Cellulose nanocrystals have impressive physical and mechanical properties and are non-toxic and biodegradable making them...

Controlled assembly for advanced paper structures

2010/11-2011/12 • $161,830 • PI
This project is aimed at achieving directed assembly in paper fabrication leading to novel, high value added products. In particular, we are interested in modifications which exploit the superior properties of northern softwood bleached pulp. The project is directed toward the initial...

Infrared Microscopy Characterization Tools for Soft Matter Materials

2011/12 • $150,000 • PI,CO
Fundamental understanding of the molecular architecture for new advanced soft matter materials, such as biomaterials, cellulosic materials or synthetic polymers requires microscale characterization techniques. Without this knowledge the often elusive relationship between material structure,...

UV-Vis-NIR Absorption Spectrometer

2011/12 • $148,219 • PI,CO
Many nanoscale materials and macro-molecular assemblies, including quantum dots, carbon nanotubes, and conjugated polymers, exhibit photophysical properties that make them valuable for a variety of applications, such as in telecommunications, diagnostics, and sensors. The creation of substances...

Multiple Wavelength Surface Plasmon Resonance Spectrometer for Optical Characterization and Adsorption Studies of Biomaterials and Nanocomposites

2011/12 • $92,408 • PI,CO
We are requesting a multiple wavelength surface plasmon resonance (SPR) spectrometer, which is an indispensable tool for the characterization and development of novel biomaterials and nanocomposites. The instrument is a highly sensitive optical reflection technique used to measure changes in...

Hydroxypropyl guar-borate interactions with macromolecules and surfaces

2010/11 • $121,465 • PI
Innovative new products can arise from the unusual application of familiar materials. Our industrial partner, Alcon Canada, has done this. They employed derivatives of guar, well known materials from plants, in artificial tear products giving far better results than conventional additives. The...



The present disclosure relates to methods for attaching bioactive agents to paper products by contacting the paper with a solution comprising colloid al support particles where said colloidal support particles are associated w ith bioactive agents. In specific embodiment of the disclosure, the colloida l support particles are functionalized poly(N-isopropylacrylamide) microgels . The disclosure further covers the bioactive paper produced by this method as well as uses thereof, in particular...
Applications connexes: CA20082683729, WO2008CA00696


Novel solid-phase biosensors that utilize ink jet printing of biocompatible sol-gel based inks to create sensor strips are reported herein. Biomolecules and other reagents useful in bioassays to detect, for example, pathogenic microorganisms or toxic substances, are immobilized on a substrate, which can be paper based, by layering these substances between two layers of biomolecule compatible sol gel. The sol gel precursor solutions and solutions of the assay reagents are printed from...
Applications connexes: CA20102763834, WO2010CA00802, EP20100779977


La présente invention concerne un procédé pour collecter un matériau particulaire à partir d'un mélange comprenant le traitement du mélange avec des nanoparticules hydrophobes dans des conditions pour adsorber les nanoparticules hydrophobes sur le matériau particulaire et collecter le matériau particulaire par flottaison.
Applications connexes: CA20112788369, WO2011CA00104