Results 21 to 30 of about 6,323 (216)

Thermoresponsive Starch Nanoparticles for the Extraction of Bitumen from Oil Sands

open access: yesColloids and Interfaces, 2022
Starch nanoparticles (SNPs) useful for the extraction of bitumen from oil sands were obtained by modification with thermoresponsive poly(di(ethylene glycol) methyl ether methacrylate) (PMEO2MA) segments through RAFT (Reversible Addition–Fragmentation ...
Natun Dasgupta   +3 more
doaj   +1 more source

Drop spreading and gelation of thermoresponsive polymers [PDF]

open access: yesSoft Matter, 2018
Spreading and solidification of liquid droplets are elementary processes of relevance for additive manufacturing. With simple drop spreading experiments of a thermoresponsive polymer solution, we found that the final shape is ruled by the difference between the substrate temperature and the gelation temperature. Unexpectedly, spreading also stops below
R. de Ruiter   +3 more
openaire   +3 more sources

Effect of temperature on foamability using a thermoresponsive polymer

open access: yesAIP Advances, 2018
We experimentally examine foam dynamics and foamability using a thermoresponsive polymer, Poly(n-isopropylacrylamide) or PNIPAM. Under a constant gas injection, our results show that temperature significantly affects the foam height produced.
Matthew Jackman   +5 more
doaj   +1 more source

Review of the Perspectives and Study of Thermo-Responsive Polymer Gels and Applications in Oil-Based Drilling Fluids

open access: yesGels, 2023
Thermoresponsive polymer gels are a type of intelligent material that can react to changes in temperature. These materials possess excellent innovative properties and find use in various fields.
Jintang Wang   +7 more
doaj   +1 more source

Thermoresponsive Cationic Polymers: PFAS Binding Performance under Variable pH, Temperature and Comonomer Composition

open access: yesGels, 2022
The versatility and unique qualities of thermoresponsive polymeric systems have led to the application of these materials in a multitude of fields. One such field that can significantly benefit from the use of innovative, smart materials is environmental
E. Molly Frazar   +3 more
doaj   +1 more source

Thermoresponsive and Redox Behaviors of Poly(N-isopropylacrylamide)-Based Block Copolymers Having TEMPO Groups as Their Side Chains

open access: yesInternational Journal of Polymer Science, 2013
Thermoresponsive and redox-active block copolymers having 2,2,6,6-tetramethylpiperidine-1-oxyl (TEMPO) moieties have been synthesized by using the reversible addition-fragmentation chain transfer (RAFT) polymerization technique.
Toru Uemukai   +2 more
doaj   +1 more source

Smart Polymer Blends of Poly(N-vinylcaprolactam) and Poly(lactic Acid) [PDF]

open access: yesMaterials Research
Poly(N-vinylcaprolactam) (PNVCL) is a biocompatible and thermoresponsive polymer, which presents changes in solubility at temperatures close to the physiological temperature, making it a promising biomaterial.
Grazielle R. Cerqueira   +5 more
doaj   +1 more source

Entropy Rules: Molecular Dynamics Simulations of Model Oligomers for Thermoresponsive Polymers

open access: yesEntropy, 2020
We attempted to attain atomic-scale insights into the mechanism of the heat-induced phase transition of two thermoresponsive polymers containing amide groups, poly(N-isopropylacrylamide) (PNIPAM) and poly(2-isopropyl-2-oxazoline) (PIPOZ), and we ...
Alexander Kantardjiev, Petko M. Ivanov
doaj   +1 more source

Modelling thermoresponsive polymer brush by mesoscale computer simulations

open access: yesCondensed Matter Physics, 2023
We consider a functional surface comprising thermoresponsive polymer chains, the material that has found numerous technological and biomedical applications.
D. Yaremchuk   +2 more
doaj   +1 more source

Thermoresponsive, Pyrrolidone‐Based Antifouling Polymer Brushes [PDF]

open access: yesAdvanced Materials Interfaces, 2022
AbstractCommonly, modification of surfaces with thermoresponsive polymers is performed using poly(N‐isopropylacrylamide) (poly(NIPAM)). However, integration of poly(NIPAM) with a second polymer to obtain more complex copolymer structures has proven challenging due to inherently poorly controllable polymerization characteristics of acrylamides.
Teunissen, Lucas W.   +4 more
openaire   +1 more source

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