Results 21 to 30 of about 17,292 (207)

Controlled release nanoparticulate matter delivery system [PDF]

open access: yes, 2016
A controlled release nanoparticulate matter delivery system includes a plurality of thermoresponsive modules containing a respective nanoparticulate matter.
Alberts, Christopher B.   +6 more
core   +1 more source

Controlled surface initiated polymerization of N-isopropylacrylamide from polycaprolactone substrates for regulating cell attachment and detachment [PDF]

open access: yes, 2012
Poly(ε-caprolactone) (PCL) substrates were modified with thermoresponsive poly(N-isopropylacrylamide) (PNIPAM) brushes to direct and control cellular attachment and detachment. Prior to brush growth, the surface of PCL was activated by a diamine to allow
Blitterswijk, C.A. van   +5 more
core   +3 more sources

Thermoresponsive Gels based on ABC Triblock Copolymers: Effect of the Length of the PEG Side Group [PDF]

open access: yes, 2016
ABC triblock copolymers of varying compositions and lengths of the PEG side groups were fabricated and their thermoresponsive behaviour was thoroughly investigated.
Constantinou, A, Georgiou, T
core   +1 more source

pH Modulated Formation of Complexes with Various Stoichiometry between Polymer Network and Fe(III) in Thermosensitive Gels Modified with Gallic Acid

open access: yesGels, 2023
Thermoresponsive gels based on N-isopropylacrylamide functionalized with amino groups were modified with gallic acid, with gallate (3,4,5-trihydroxybenzoic) groups being introduced into the polymer network.
Klaudia Kaniewska   +2 more
doaj   +1 more source

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

Smart systems related to polypeptide sequences [PDF]

open access: yes, 2016
Increasing interest for the application of polypeptide-based smart systems in the biomedical field has developed due to the advantages given by the peptidic sequence.
Franco García, María Lourdes   +2 more
core   +2 more sources

Thermoresponsive polymer nanocarriers for biomedical applications [PDF]

open access: yesAdvanced Drug Delivery Reviews, 2019
Polymer nanocarriers allow drug encapsulation leading to fragile molecule protection from early degradation/metabolization, increased solubility of poorly soluble drugs and improved plasmatic half-life. However, efficiently controlling the drug release from nanocarriers is still challenging.
Alexandre, Bordat   +3 more
openaire   +2 more sources

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

Poly(2-cyclopropyl-2-oxazoline): from rate acceleration by Cyclopropyl to Thermoresponsive properties [PDF]

open access: yes, 2011
The synthesis and microwave-assisted living cationic ring-opening polymerization of 2-cyclopropyl-2-oxazoline is reported revealing the fastest polymerization for an aliphatic substituted 2-oxazoline to date, which is ascribed to the electron withdrawing
Baumgartel, Anja   +7 more
core   +2 more sources

Memory Effect in Thermoresponsive Proline‐based Polymers

open access: yesAngewandte Chemie International Edition, 2022
AbstractWe report that synthetic polymers consisting of L‐proline monomer units exhibit temperature‐driven aggregation in water with unprecedented hysteresis. This protein‐like behavior is robust and governed by the chirality of the proline units. It paves the way to new processes, driven by either temperature or ionic strength changes, such as a ...
Mostafa Badreldin   +4 more
openaire   +2 more sources

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