Results 31 to 40 of about 10,770 (259)

Thermo-responsive hydrogels based on poly(N-isopropyl-acrylamide) and hyaluronic acid cross-linked with nanoclays [PDF]

open access: yesJournal of the Serbian Chemical Society, 2020
Semi-interpenetrating polymer networks (SIPN) based on thermoresponsive poly(N-isopropylacrylamide) (PNIPA) and water-soluble sodium salts of linear hyaluronic acid (Na-HA) were physically cross-linked with synthetic nanoclay (laponite XLG).
Mirković Ilinka   +5 more
doaj   +1 more source

Thermoresponsive polymer micropatterns fabricated by dip-pen nanolithography for a highly controllable substrate with potential cellular applications [PDF]

open access: yes, 2016
We report a novel approach for patterning thermoresponsive hydrogels based on N,N-diethylacrylamide (DEAAm) and bifunctional Jeffamine ED-600 by dip-pen nanolithography (DPN). The direct writing of micron-sized thermoresponsive polymer spots was achieved
Carol-Anne Smith   +9 more
core   +3 more sources

Soluplus solutions as thermothickening materials for topical drug delivery. [PDF]

open access: yes, 2019
Soluplus is a pharmaceutical excipient used primarily in the manufacture of solid dispersions. The polymer also exhibits interesting rheology in aqueous solution, increasing in viscosity as the solution is warmed.
Abou Shamat, Mohamad, Cook, Michael
core   +2 more sources

Poly(N-isopropylacrylamide) and copolymers: a review on recent progresses in biomedical applications [PDF]

open access: yes, 2017
The innate ability of poly(N-isopropylacrylamide) (PNIPAAm) thermo-responsive hydrogel to copolymerize and to graft synthetic polymers and biomolecules, in conjunction with the highly controlled methods of radical polymerization which are now available ...
Armelín Diggroc, Elaine Aparecida   +1 more
core   +3 more sources

Poly(2-isopropenyl-2-oxazoline) hydrogels for biomedical applications [PDF]

open access: yes, 2018
Synthetic polymers have had a major impact on the biomedical field. However, all polymers have their advantages and disadvantages, so that the selection of a certain polymeric material always is a compromise with regard to many properties, such as ...
Anghelache, Alina Maria   +10 more
core   +2 more sources

Novel thermoresponsive assemblies of co-grafted natural and synthetic polymers for water purification [PDF]

open access: yes, 2016
Water contamination and its purification are a global problem. The current approach to purify water is reduction of impurities to acceptable levels. One of the ways to achieve this is by use of water-soluble polymers that extract organic and metallic ...
Ambre, Premlata   +4 more
core   +1 more source

High compression strength single network hydrogels with pillar[5]arene junction points [PDF]

open access: yes, 2020
The present study highlights a straightforward and versatile strategy for the synthesis of strong poly(2-isopropenyl-2-oxazoline) hydrogels with tunable properties by using a bifunctional macrocyclic pillar[5]arene host having two carboxylic acid groups ...
Hoogenboom, Richard   +4 more
core   +1 more source

Modular microfluidic valve structures based on reversible thermoresponsive ionogel actuators [PDF]

open access: yes, 2014
This paper reports for the first time the use of a crosslinked poly(N- isopropylacrylamide) ionogel encapsulating the ionic liquid 1-Ethyl-3- methylimidazolium ethyl sulphate as a thermoresponsive and modular microfluidic valve.
Antoñana-Díez, Marta   +4 more
core   +1 more source

Thermoresponsive Magnetic Hydrogels as Theranostic Nanoconstructs

open access: yesACS Applied Materials & Interfaces, 2014
We report the development of thermoresponsive magnetic hydrogels based on poly(N-isopropylacrylamide) encapsulation of Fe3O4 magnetic nanostructures (MNS). In particular, we examined the effects of hydrogels encapsulated with poly-ethylene glycol (PEG) and polyhedral oligomeric silsesquioxane (POSS) surface modified Fe3O4 MNS on magnetic resonance (MR)
JAISWAL, MK   +7 more
openaire   +3 more sources

Nanoengineered thermoresponsive magnetic hydrogels for biomedical applications [PDF]

open access: yesBioengineering & Translational Medicine, 2016
Abstract“Smart” hydrogels are part of an emerging class of biomaterials that respond to multiple external stimuli. A range of thermoresponsive magnetic hydrogels is currently being developed for on‐demand delivery of biomolecules for a range of biomedical applications, including therapeutic drug delivery, bioimaging, and regenerative engineering.
Jalili, Nima A.   +2 more
openaire   +2 more sources

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