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Merck
CN

938165

Silica

hollow nanoparticles, 500 nm particle size, pore size 40 Å

Synonym(s):

Hollow silica, Hollow silica nanospheres, Hollow silicon dioxide, Silicon dioxide

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About This Item

Linear Formula:
SiO2
CAS Number:
Molecular Weight:
60.08
UNSPSC Code:
12352309
MDL number:
NACRES:
NA.21
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InChI key

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

InChI

1S/O2Si/c1-3-2

SMILES string

O=[Si]=O

form

powder

particle size

500 nm

pore size

40 Å pore size

bp

2230 °C (lit.)

mp

>1600 °C (lit.)

Quality Level

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General description

Our hollow silica nanoparticles are precisely engineered spherical particles of silicon dioxide. These particles have a uniform particle size of 500 nm comprised of a porous silica shell, with an average pore size of 40 Å, that surrounds the central hollow cavity. The structure and design of these nanoparticles play a vital role in determining their unique physical characteristics. These properties include low density, a large specific surface area, low dielectric constant, low electrical and thermal conductivity, as well as abnormal light scattering behavior.

Application

Hollow silica nanoparticles (SNPs) are extensively sought after studied for applications across multiple fields, includinga dvanced catalysis, drug-delivery, biomedical applications, environmental remediation applications, wastewater treatment, thermal insulation, and functional coatings. [1] Different studies have used hollow SNPs in drug delivery applications as drug carriers. For example, in one of the studies, it has been found that hollow silica nanoparticles (HSNPs) possess very high loading capacities for Glp-1 and a steady release of Glp-1 from HPSNs of approximately 10% was observed which indicates that HPSNs demonstrate great potential as materials for both protection of Glp-1 from external attack and its long-term release. [2] SNPs can be used for the development of anodes in lithium-ion batteries (LIBs). Studies have found that silicon nanoparticles are capable of high electrochemical performance as an anode material for Lithium-ion batteries performance. [3,4]

pictograms

Health hazard

signalword

Danger

hcodes

Hazard Classifications

STOT RE 1 Inhalation

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

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Strategy for enhanced performance of silicon nanoparticle anodes for lithium-ion batteries
Chen X, et al.
Royal Society of Chemistry Advances, 12(28), 17889-17897 (2022)
Recent progress in the applications of silica-based nanoparticles
Nayl A A, et al.
Royal Society of Chemistry Advances, 12(22), 13706-13726 (2022)
Preparation of hollow porous silica nanospheres and their potential for glucagon-like peptide-1 delivery
Cho B, et al.
Materials Research Express, 6, 045016-045016 (2019)
Synthesis and application of silicon nanoparticles prepared from rice husk for lithium-ion batteries
Daulay A, et al.
Case Studies in Chemical and Environmental Engineering, 6, 100256-100256 (2022)

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