Preparation of hollow silica nanoparticles using cationic spherical polyelectrolyte brushes as catalytic template
Sign Up to like & getrecommendations! Published in 2020 at "Colloid and Polymer Science"
DOI: 10.1007/s00396-020-04627-2
Abstract: This paper presents a facile procedure to fabricate uniform-sized hollow silica nanoparticles (SNP) under a mild condition by using cationic spherical polyelectrolyte brushes (SPB) with a polystyrene (PS) core and densely grafted poly(2-aminoethyl methacrylate hydrochloride)… read more here.
Keywords: silica; hollow silica; silica nanoparticles; cationic spherical ... See more keywords
Preparation of cubic and spherical hollow silica structures by polystyrene-poly diallyldimethylammonium chloride and polystyrene-poly ethyleneimine hard templates
Sign Up to like & getrecommendations! Published in 2021 at "Ceramics International"
DOI: 10.1016/j.ceramint.2020.08.197
Abstract: Abstract In this study, hollow silica structures were synthesized by sol-gel/template technique using two types of hard templates: polystyrene-poly diallyldimethylammonium chloride (PS@PDADMAC) and polystyrene-polyethyleneimine (PS@PEI). The obtained templates were evaluated by zeta potential analysis, FTIR,… read more here.
Keywords: silica; hollow silica; polystyrene poly; hard templates ... See more keywords
Novel fabrication of stable Pickering emulsion and latex by hollow silica nanoparticles.
Sign Up to like & getrecommendations! Published in 2019 at "Journal of colloid and interface science"
DOI: 10.1016/j.jcis.2019.06.008
Abstract: HYPOTHESIS In conventional Pickering emulsions, solid nanoparticles are usually employed as stabilizers. However, hollow nanoparticles are desirable candidates for the stabilization of Pickering emulsion and latex due to their strong adsorption property and low density… read more here.
Keywords: silica; hollow silica; silica nanoparticles; pickering emulsion ... See more keywords
Macroporous hollow silica microspheres-supported palladium catalyst for selective hydrogenation of nitrile butadiene rubber
Sign Up to like & getrecommendations! Published in 2017 at "Journal of The Taiwan Institute of Chemical Engineers"
DOI: 10.1016/j.jtice.2017.02.031
Abstract: Abstract A potential high durable heterogeneous catalyst for the industrial selective hydrogenation of nitrile butadiene rubber (NBR) has been established by immobilizing palladium (Pd) nanoparticles on macroporous hollow silica (MHS) microspheres in the present work.… read more here.
Keywords: hydrogenation; catalyst; macroporous hollow; hollow silica ... See more keywords
Polyethylenimine-assisted synthesis of hollow silica spheres without shape deformation
Sign Up to like & getrecommendations! Published in 2021 at "Materials Chemistry and Physics"
DOI: 10.1016/j.matchemphys.2021.124267
Abstract: Abstract A self-templating method has been employed to explore both the concentration and size of template silica particles suitable for synthesis of rigid hollow spheres. Herein, polyethylenimine (PEI) was used as a surface protecting layer… read more here.
Keywords: silica; hollow silica; total surface; hollow ... See more keywords
Self-templated route to synthesis bowl-like and deflated balloon-like hollow silica spheres
Sign Up to like & getrecommendations! Published in 2017 at "Materials Letters"
DOI: 10.1016/j.matlet.2017.07.016
Abstract: Abstract Hollow silica spheres (HSS) have attracted considerable attention in recent years because of their unique physical and chemical properties, as well as can be used for wide range potential applications. In this study, a… read more here.
Keywords: silica; hollow silica; bowl like; self templated ... See more keywords
Mesoporous hollow silica spheres as micro-water-tanks in proton exchange membranes
Sign Up to like & getrecommendations! Published in 2017 at "Polymer Testing"
DOI: 10.1016/j.polymertesting.2017.02.025
Abstract: Abstract In order to decrease the swelling of Nafion ® and reduce the dependency of proton conductivity on high relative humidity (RH), mesoporous hollow silica spheres were synthesized and dispersed in Nafion matrix as micro-water-tanks… read more here.
Keywords: water tanks; water; hollow silica; micro water ... See more keywords
Functionalized surfactant based catanionic vesicles as the soft template for the synthesis of hollow silica nanospheres as new age drug carrier
Sign Up to like & getrecommendations! Published in 2020 at "Surfaces and Interfaces"
DOI: 10.1016/j.surfin.2020.100596
Abstract: Abstract Conceptualizing surfactant vesicles as soft templates to construct nanometer sized hollow inorganic spheres require understanding the interactions between vesicle bilayers and growing material. Herein we had investigated the spontaneous vesicle formation in an aqueous… read more here.
Keywords: vesicles soft; hollow silica; drug; silica nanospheres ... See more keywords
Enzyme Shielding in a Large Mesoporous Hollow Silica Shell for Improved Recycling and Stability Based on CaCO3 Microtemplates and Biomimetic Silicification.
Sign Up to like & getrecommendations! Published in 2017 at "Journal of agricultural and food chemistry"
DOI: 10.1021/acs.jafc.7b00672
Abstract: We report a novel "anchor-shield" approach for synthesizing a yolk-shell-structured biocatalytic system that consists of a phenylalanine ammonia lyase (PAL) protein particle core and a hollow silica shell with large mesopores by a combination of… read more here.
Keywords: caco3; silica shell; shell; hollow silica ... See more keywords
Synthesis of Hollow Silica Nanotubes from Linear Metallosupramolecular Polyelectrolytes and Their Application as Catalyst Supports for Hydrogenation.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.1c22780
Abstract: In this study, we report a facile templating method to construct hollow silica nanotubes. In particular, bis-terpyridine is used to coordinate metal ions to form polymeric bis-terpyridine-metal complexes that further self-assemble into tubular organogels in… read more here.
Keywords: silica nanotubes; catalyst supports; hollow silica; metal ... See more keywords
Spontaneous Pt Deposition on Defective Surfaces of In2O3 Nanocrystals Confined within Cavities of Hollow Silica Nanoshells: Pt Catalyst-Modified ITO Electrode with Enhanced ECL Performance.
Sign Up to like & getrecommendations! Published in 2017 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.7b02757
Abstract: Although the deposition of metallic domains on a preformed semiconductor nanocrystal provides an effective pathway to access diverse hybrid nanocrystals with synergistic metal/semiconductor heterojunction interface, those reactions that take place on the surface of semiconductor… read more here.
Keywords: silica; spontaneous deposition; hollow silica; deposition ... See more keywords