288594
Silica gel Inorganic Sorbent
high-purity grade, 200-400 mesh
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关于此项目
化学文摘社编号:
UNSPSC Code:
12352309
PubChem Substance ID:
NACRES:
SB.52
EC Number:
231-545-4
MDL number:
产品名称
硅胶, high-purity grade, pore size 60 Å, 200-400 mesh particle size
SMILES string
O=[Si]=O
InChI
1S/O2Si/c1-3-2
InChI key
VYPSYNLAJGMNEJ-UHFFFAOYSA-N
grade
high-purity grade
description
for column chromatography
form
powder
manufacturer/tradename
Sigma-Aldrich
technique(s)
LPLC: suitable
surface area
500 m2/g
matrix
Silica
matrix active group
silica
particle size
200-400 mesh
40-75 μm
pore size
0.75 cm3/g pore volume
60 Å
bp
2230 °C
mp
>1600 °C
separation technique
hydrophilic interaction (HILIC)
Quality Level
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Application
硅胶被用于比较MCM-41型中孔吸附剂。
General description
硅胶是硅胶的刚性三维网络。它专门用作齐格勒-纳塔催化剂中活性钛（III）中心的载体材料。硅胶允许可控破碎，导致形成具有窄粒度分布和高堆积密度的均匀聚合物颗粒。硅胶分类如下：
a.水凝胶 - 气孔充满了水
b.干凝胶 - 通过蒸发过程，气孔中的水相被去除
c.气凝胶 - 通过超临界萃取除去的溶剂
a.水凝胶 - 气孔充满了水
b.干凝胶 - 通过蒸发过程，气孔中的水相被去除
c.气凝胶 - 通过超临界萃取除去的溶剂
Packaging
10kg 开口纤维桶包装；50g、250g、500g、1kg 塑料瓶包装
存储类别
11 - Combustible Solids
wgk
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
Kyungsoo Shin et al.
Proceedings of the National Academy of Sciences of the United States of America, 117(31), 18504-18510 (2020-07-24)
The human blood protein vitronectin (Vn) is a major component of the abnormal deposits associated with age-related macular degeneration, Alzheimer's disease, and many other age-related disorders. Its accumulation with lipids and hydroxyapatite (HAP) has been demonstrated, but the precise mechanism
T Martin et al.
Chemical communications (Cambridge, England), (1)(1), 24-25 (2002-07-18)
Texture-related features of water intrusion in hydrophobised MCM-41 silicas render these materials especially suitable for energy dissipation in mechanical dampers.
A simple method for production of pure silica from rice hull ash
Kalapathy, U., A. Proctor, and J. Shultz.
Bioresource Technology, 73, 257-262 (2000)
Silica gel supported zirconocene dichloride/methylalumoxane catalysts for ethylene polymerization: Effects of heterogenation on activity, polymer microstructure and product morphology.
Janiak, Christoph, and Bernhard Rieger.
Angew. Makromol. Chem., 215, 47-57 (1994)
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