form
dispersion, nanoparticles
shelf life
1 yr
concentration
in water (Dispersion)
particle size
<50 nm (DLS)
functional group
amine
storage temp.
20-25°C
Quality Level
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General description
纳米非晶胶体 SiO 2 颗粒的组成
分散负荷和介质 (27±3) wt.-% 水溶液
粒径 d90（体积分布；DLS）< 50 nm
pH 2 ± 1
密度 (1.2±0.1) g/l
一级粒度 < 20 nm
三乙氧基丙基氨基硅烷表面改性
分散负荷和介质 (27±3) wt.-% 水溶液
粒径 d90（体积分布；DLS）< 50 nm
pH 2 ± 1
密度 (1.2±0.1) g/l
一级粒度 < 20 nm
三乙氧基丙基氨基硅烷表面改性
Application
二氧化硅纳米颗粒在包括骨工程 和药物输送 在内的生物技术中起着至关重要的作用。这些材料表面存在的氨基官能团为进一步修饰和共轭目标部分提供了合成手柄 。氨基功能化硅胶颗粒可用于体内基因传递 、纳米复合物形成 和生物膜形成 。
signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Skin Corr. 1B - Skin Sens. 1
存储类别
8B - Non-combustible corrosive hazardous materials
wgk
WGK 2
Indrajit Roy et al.
Proceedings of the National Academy of Sciences of the United States of America, 102(2), 279-284 (2005-01-05)
This article reports a multidisciplinary approach to produce fluorescently labeled organically modified silica nanoparticles as a nonviral vector for gene delivery and biophotonics methods to optically monitor intracellular trafficking and gene transfection. Highly monodispersed, stable aqueous suspensions of organically modified
Dhruba J Bharali et al.
Proceedings of the National Academy of Sciences of the United States of America, 102(32), 11539-11544 (2005-07-30)
This article reports on the application of organically modified silica (ORMOSIL) nanoparticles as a nonviral vector for efficient in vivo gene delivery. Highly monodispersed, stable aqueous suspension of nanoparticles, surface-functionalized with amino groups for binding of DNA, were prepared and
Pingli He et al.
Langmuir : the ACS journal of surfaces and colloids, 20(3), 722-729 (2005-03-19)
Heme protein hemoglobin (Hb) or myoglobin (Mb) and silica nanoparticles in a variety of charge states were assembled layer-by-layer into films on solid surfaces to investigate the driving forces for film assembly. Cyclic voltammetry (CV), quartz crystal microbalance (QCM), X-ray
Preparation and characterization of epoxy composites filled with functionalized nanosilica particles obtained via sol-gel process
Kang, S..;
Polymer, 42(3), 879-887 (2000)
K C Kavya et al.
Journal of biomedical nanotechnology, 8(1), 149-160 (2012-04-21)
Chitosan, a natural polymer, is a biomaterial which is known to be osteoconductive but lacking in mechanical strength. In this work, to further enhance the mechanical property and biocompatibility of chitosan, we combined it with both chondroitin sulfate, a natural
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