From Unregulated Networks to Designed Microstructures: Introducing Heterogeneity at Different Length Scales in Photopolymers for Additive Manufacturing

M Ahmadi, K Ehrmann, T Koch, R Liska… - Chemical …, 2024 - ACS Publications
Photopolymers have been optimized as protective and decorative coating materials for
decades. However, with the rise of additive manufacturing technologies, vat …

Robust electrostatically interactive hydrogel coatings for macroscopic supramolecular assembly via rapid wet adhesion

Y Liu, R Zhao, S Li, X Xue, Q Zhang… - ACS Applied Materials …, 2023 - ACS Publications
A macroscopic supramolecular assembly (MSA) refers to non-covalent interactions between
building blocks over a micrometer scale, which provides insights into bio-/wet adhesion, self …

Modification of linear prepolymers to tailor heterogeneous network formation through photo-initiated polymerization-induced phase separation

CR Szczepanski, JW Stansbury - Polymer, 2015 - Elsevier
Polymerization-induced phase separation (PIPS) was studied in ambient
photopolymerizations of triethylene glycol dimethacrylate (TEGDMA) modified by poly …

Phase separation polymerization of dicyclopentadiene characterized by in operando fluorescence microscopy

EM Hensle, SA Blum - Journal of the American Chemical Society, 2013 - ACS Publications
Phase separation polymerization of dicyclopentadiene has been characterized from
initiation to bulk material formation for the first time via in operando fluorescence microscopy …

Accessing photo-based morphological control in phase-separated, cross-linked networks through delayed gelation

CR Szczepanski, JW Stansbury - European polymer journal, 2015 - Elsevier
This work presents an approach to extend the period for phase separation, independent of
temperature, in ambient phase-separating photopolymerizations based on the …

Compatibility versus reaction diffusion: Factors that determine the heterogeneity of polymerized adhesive networks

D Fu, SB Holles, E England, Y Zhang, S Cheng… - Dental Materials, 2024 - Elsevier
Objectives Heterogeneity and phase separation during network polymerization is a major
issue contributing to the failure of dental adhesives. This study investigates how the ratio of …

Computer simulation of anisotropic polymeric materials using polymerization-induced phase separation under combined temperature and concentration gradients

S Ghaffari, PK Chan, M Mehrvar - Polymers, 2019 - mdpi.com
In this study, the self-condensation polymerization of a tri-functional monomer in a monomer-
solvent mixture and the phase separation of the system were simultaneously modeled and …

Photo-polymerization induced viscoelastic phase separation of trimethylolpropane triacrylate/poly (styrene-co-methyl methacrylate) blends

N Naderi, S Rastegar, M Mohseni, M Khorasani - Polymer, 2018 - Elsevier
Phase separation of trimethylolpropanetriacrylate/poly (styrene-co-methylmethacrylate)
induced by UV-irradiation (photo-PIPS) has been studied. Three poly (St-co-MMA) with St …

Rapid, Template‐Less Patterning of Polymeric Interfaces for Controlled Wettability via in Situ Heterogeneous Photopolymerizations

CR Szczepanski, T Darmanin… - Macromolecular …, 2018 - Wiley Online Library
Tuning macroscopic behavior between a synthetic surface and the surrounding environment
requires precise engineering of micro‐and nanoscale features at the interface. As one …

[PDF][PDF] Fabrication of Anisotropic Polymer Materials by Polymerization-Induced Phase Separation (PIPS) Under External Fields: Computational Analysis

S Ghaffari - 2021 - rshare.library.torontomu.ca
FABRICATION OF ANISOTROPIC POLYMER MATERIALS BY POLYMERIZATION- INDUCED
PHASE SEPARATION (PIPS) UNDER EXTERNAL FIELDS: COMPUTATI Page 1 FABRICATION …