Results 1 to 10 of about 6,885 (256)

Corrosion resistance and mechanisms of smart micro-arc oxidation/epoxy resin coatings on AZ31 Mg alloy: Strategic positioning of nanocontainers

open access: yesJournal of Magnesium and Alloys, 2023
Smart micro-arc oxidation (MAO)/epoxy resin (EP) composite coatings were formed on AZ31 magnesium (Mg) alloy. Mesoporous silica nanocontainers (MSN) encapsulated with sodium benzoate (SB) corrosion inhibitors were strategically incorporated in the MAO ...
Ai-meng Zhang   +6 more
doaj   +4 more sources

Polymer Nanocontainers

open access: yesCHIMIA, 2002
Amphiphilic block copolymers and polyelectrolytes are used to prepare stimuli-sensitive nanocontainers that can be regarded as model systems for host–guest encapsulation and controlled release.
Wolfgang Meier
doaj   +7 more sources

Silica nanocontainers with rhodamine B acylhydrazone for early fluorescent detection of steel corrosion. [PDF]

open access: yesRSC Adv
Developing new materials for efficient fluorescent detection of metal corrosion is a highly relevant task. One challenge is that highly sensitive sensors might lose functionality after exposure to certain coating formulations.
Mal'tanova A   +4 more
europepmc   +2 more sources

Synthesis and Electrochemical Evaluation of MSNs-PbAE Nanocontainers for the Controlled Release of Caffeine as a Corrosion Inhibitor [PDF]

open access: yesPharmaceutics, 2022
In this paper, a controlled-release system of caffeine as a corrosion inhibitor was obtained by encapsulating it in MCM-41 silica nanoparticles coated with a poly(β-amino ester) (PbAE), a pH-sensible polymer.
Martín Aguirre-Pulido   +5 more
doaj   +2 more sources

Incorporation of LDH nanocontainers into plasma electrolytic oxidation coatings on Mg alloy

open access: yesJournal of Magnesium and Alloys, 2023
In-situ incorporation of layered double hydroxides (LDH) nanocontainers into plasma electrolytic oxidation (PEO) coatings on AZ91 Mg alloy has been achieved in the present study.
Yan Li   +7 more
doaj   +2 more sources

Towards weathering and corrosion resistant, self-warning and self-healing epoxy coatings with tannic acid loaded nanocontainers

open access: yesnpj Materials Degradation, 2023
In this work, an active protective epoxy coating with weathering resistant, corrosion-warning, and self-healing properties was developed by incorporating tannic acid (TA) loaded mesoporous silica (MSN-TA) nanocontainers.
Jinke Wang   +8 more
doaj   +2 more sources

Controllable synthesis of layered double hydroxide nanosheets to build organic inhibitor-loaded nanocontainers for enhanced corrosion protection of carbon steel. [PDF]

open access: yesNanoscale Adv
The development of layered double hydroxide (LDH) nanosheets as nanocontainers has been intensively studied in recent years. Despite their potential for application on a large scale, their synthesis in an aqueous medium is rarely reported.
Phan MV   +7 more
europepmc   +2 more sources

A self-healing coating based on facile pH-responsive nanocontainers for corrosion protection of magnesium alloy

open access: yesJournal of Magnesium and Alloys, 2022
The preparation of pH-responsive nanocontainers by typical silane modification of the mesoporous silica nanoparticle (MSN) surface is usually high-cost, complex, and time-consuming, which remains a great challenge for effective corrosion protection of ...
Yuejun Ouyang   +5 more
doaj   +2 more sources

Role of Polyanions and Surfactant Head Group in the Formation of Polymer-Colloid Nanocontainers. [PDF]

open access: yesNanomaterials (Basel), 2023
Objectives. This study was aimed at the investigation of the supramolecular systems based on cationic surfactants bearing cyclic head groups (imidazolium and pyrrolidinium) and polyanions (polyacrylic acid (PAA) and human serum albumin (HSA)), and ...
Vasilieva EA   +4 more
europepmc   +2 more sources

Flower-Like Covalent Organic Frameworks for Superior Corrosion Resistance and Durability in Epoxy Coatings. [PDF]

open access: yesSmall
In this study, an ultra‐stable 3D flower‐like COF (TP‐TA COF), self‐assembled on molybdenum disulfide (MDS‐COF), as a nanocontainer for anti‐corrosion coating applications, is developed. The TP‐TA COF provides a dual‐pore size framework to facilitate Zn2⁺ adsorption/release as a corrosion inhibitor, while its active‐redox C═N and C─N linkages ensure ...
Najmi P, Keshmiri N, Arjmand M.
europepmc   +2 more sources

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