Wayne Hayes
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View article: Healable Polymeric Materials
Healable Polymeric Materials Open
This chapter provides a concise introduction to the rapidly developing field of healable polymeric materials and has been written with the synthetic polymer chemist in mind with the specific aim of bridging the technical ‘language’ barrier…
View article: Recyclable Base-Triggered “Debond-on-Demand” Aliphatic Polyurethane Adhesives: Engineering Adhesion for Use in Inkjet Formulations
Recyclable Base-Triggered “Debond-on-Demand” Aliphatic Polyurethane Adhesives: Engineering Adhesion for Use in Inkjet Formulations Open
While strong polymeric adhesives are widely valued, their removal can present a significant challenge where substrate recycling is concerned. Recent advancements in "debond-on-demand" adhesives have shown promising enhancements in adhesive…
View article: Thermally and base-triggered ‘debond-on-demand’ crosslinked polyurethane adhesives
Thermally and base-triggered ‘debond-on-demand’ crosslinked polyurethane adhesives Open
This paper reports the synthesis and study of crosslinked polyurethanes that possess sulfone ethyl urethane chain-extenders which provides base triggered self-immolative degradation properties – notably for use in debond-on-demand processe…
View article: Screening of modular supramolecular star polymers for 3D printing of biomedical devices
Screening of modular supramolecular star polymers for 3D printing of biomedical devices Open
Identifying suitable materials for additive manufacturing and 3D printing is a challenging task and there is a need to streamline the processes to achieve more rapid adoption of new feedstocks. We have developed a process of using modular …
View article: Design and synthesis of aliphatic supramolecular polymers featuring amide, urethane, and urea hydrogen bonding units
Design and synthesis of aliphatic supramolecular polymers featuring amide, urethane, and urea hydrogen bonding units Open
International audience
View article: Thermally and Base-Triggered “Debond-on-Demand” Chain-Extended Polyurethane Adhesives
Thermally and Base-Triggered “Debond-on-Demand” Chain-Extended Polyurethane Adhesives Open
A series of novel chain-extended polyurethanes (CEPUs) featuring degradable sulfonyl ethyl urethane chain-extenders that permit degradation under base-triggered conditions to afford "debond-on-demand" elastomeric adhesives are reported. Ex…
View article: 4D printed polymethacrylate lattices capable of dimensional switching and payload release <i>via</i> photoresponsive actuation of azobenzene units
4D printed polymethacrylate lattices capable of dimensional switching and payload release <i>via</i> photoresponsive actuation of azobenzene units Open
Photoresponsive polymeric hydrogel lattices have been generated using stereolithographic 3D printing to afford objects that can change shape when irradiated with UV-vis light that are capable of exhibiting payload release.
View article: Healable Supramolecular Polyurethane Elastomers Possessing Pendant Bis-Aromatic Urea Recognition Units for Use in Repairable Coatings
Healable Supramolecular Polyurethane Elastomers Possessing Pendant Bis-Aromatic Urea Recognition Units for Use in Repairable Coatings Open
This paper describes the synthesis, characterization, and supramolecular assembly of polyurethane elastomers. Bis-aromatic urea hydrogen-bonding motifs have been used to promote the self-assembly of the materials. The materials described c…
View article: Synthesis of dendritic self-immolative molecules triggered by reactive electrophilic alkylating agents: Assessment for colorimetric disclosure of such agents
Synthesis of dendritic self-immolative molecules triggered by reactive electrophilic alkylating agents: Assessment for colorimetric disclosure of such agents Open
The development of efficient chemoselective self-immolative molecules for use as sensors necessitates optimization of the degradation characteristics of the self-immolative unit to permit effective signal generation (e.g. colour changes) i…
View article: Exploring Mucoadhesive and Toxicological Characteristics Following Modification of Linear Polyethylenimine with Various Anhydrides
Exploring Mucoadhesive and Toxicological Characteristics Following Modification of Linear Polyethylenimine with Various Anhydrides Open
Linear polyethylenimine (L-PEI) has numerous applications, such as in pharmaceutical formulations, gene delivery, and water treatment. However, due to the presence of secondary amine groups, L-PEI shows a relatively high toxicity and low b…
View article: Adhesive and healable supramolecular comb-polymers
Adhesive and healable supramolecular comb-polymers Open
A series of supramolecular comb polymers (SCPs) with adhesive and healable characteristics have been generated through the copolymerisation of methacrylate monomers featuring aromatic amide functionalities with lauryl methacrylate. By vary…
View article: Thermally and mechanically robust self-healing supramolecular polyurethanes featuring aliphatic amide end caps
Thermally and mechanically robust self-healing supramolecular polyurethanes featuring aliphatic amide end caps Open
International audience
View article: An effective route to the additive manufacturing of a mechanically gradient supramolecular polymer nanocomposite structure
An effective route to the additive manufacturing of a mechanically gradient supramolecular polymer nanocomposite structure Open
3D Printing techniques are additive methods of fabricating parts directly from computer-aided designs. Whilst the clearest benefit is the realisation of geometrical freedom, multi-material printing allows the introduction of compositional …
View article: Tailoring viscoelastic properties of dynamic supramolecular poly(butadiene)-based elastomers
Tailoring viscoelastic properties of dynamic supramolecular poly(butadiene)-based elastomers Open
The discovery and development of new adhesive materials is critical for real-world applications of polymeric composite materials. Herein, we report the design and synthesis of a library of structurally related phase-separated supramolecula…
View article: Experimental characterisation and modelling of the strain rate dependent mechanical response of a filled thermo-reversible supramolecular polyurethane
Experimental characterisation and modelling of the strain rate dependent mechanical response of a filled thermo-reversible supramolecular polyurethane Open
Composites consisting of a polymer binder filled with various particles are widely used in industrial applications, and key to their engineering design is the ability to produce mechanical models of these materials. One limitation of many …
View article: Applications of supramolecular polymer networks
Applications of supramolecular polymer networks Open
This perspectives article reviews selected key examples from the field of supramolecular polymer chemistry with the specific focus on the use of the dynamic properties that these materials possess in real-world applications. The scope of a…
View article: Recent advances in self-immolative linkers and their applications in polymeric reporting systems
Recent advances in self-immolative linkers and their applications in polymeric reporting systems Open
In this review we describe advances in the design of self-immolative linkers and their application in polymeric reporting systems.
View article: Conformational control of bis-urea self-assembled supramolecular pH switchable low-molecular-weight hydrogelators
Conformational control of bis-urea self-assembled supramolecular pH switchable low-molecular-weight hydrogelators Open
We report the synthesis and investigation into the structure-property relationships of eight different low molecular weight hydrogelators based on a bisaromatic urea core unit, all of which form gels as the pH of the solution is lowered. T…
View article: From Food to Mobility: Investigating a Screening Assay for New Automotive Antioxidants Using the Stable Radical DPPH
From Food to Mobility: Investigating a Screening Assay for New Automotive Antioxidants Using the Stable Radical DPPH Open
By taking inspiration from the food industry, an assay was investigated as a potential screening tool to test the efficiency of new phenolic antioxidants. The method was based on the spectrophotometric measurement of the stable free radica…