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SiO2-CrO3 xerogel

Based on

51 Articles
1 Patents
2018 Most recent source

Composition

1

4-[3,6,8-tris(4-carboxylatophenyl)pyren-1-yl]benzoate

1,3,6,8-tetrakis(p-benzoic-acid)pyrene) anion 1,3,6,8-tetrakis(p-benzoic acid)pyrene anoin 1,3,6,8-tetrakis(p-benzoate)pyrene H4TBAPy anion H4TBAPy4- TBAPy
Type Single Compound
Formula C44H22O8
Role framework element
2

Zr63-O)43-OH)4(H2O)4(OH)4

Zr6-node
Type Single Compound
Formula H16O16Zr6
Role framework element

Properties

General physical and chemical properties

Property Value Nanomaterial Variant Source
nitrogen adsorption/desorption

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pore volume
surface area

Catalytic properties

Reaction Value Nanomaterial Variant Source
1,5-dihydroxynaphthalene photooxidation

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Sensor properties

Type of sensor Sensor property Nanomaterial Variant Source
compounds sensor for dissolved oxygen

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Applications

Area Application Nanomaterial Variant Source
adsorbents/absorbers/ion exchange materials

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catalysis
gas storage

Characterization

Method Nanomaterial Variant Source
diffuse reflectance spectroscopy

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high-resolution transmission electron microscopy
infrared spectroscopy
nuclear magnetic resonance spectroscopy
scanning electron microscopy
thermogravimetric analysis
transmission electron microscopy
UV
UV-Vis spectroscopy
X-ray diffraction

Preparation

Method 1

Type: Chemical synthesis
Source:
Starting materials
  • 4-[3,5-bis(4-aminophenyl)phenyl]aniline
  • 2,5-dihydroxybenzene-1,4-dicarbaldehyde
  1. raMrP8YqyP
  2. TfbZxsapUbrIHpynOT4ccNB6VZwp4uG7yHpIZUnu0Jco9BNpd
Product

SiO2-CrO3 xerogel

Size: not specified

Medium/Support: none

Method 2

Type: Chemical synthesis
Source:
Starting materials
  • (1,1':4',1''- terphenyl)-4,4''-diamine
  • 2,4,6-trihydroxybenzene-1,3,5-tricarbaldehyde
  1. APewDEAFDo
  2. WWS8zrA
  3. apq1wLfdJsM
  4. IlWik
  5. dS9n5
  6. ZUppPQ
Product

SiO2-CrO3 xerogel

Pore size: 2.9 nm

Medium/Support: none

Method 3

Type: Chemical synthesis
Source:
Starting materials
  • 4,4'-(benzo-1,2,5-thiadiazole-4,7-diyl)dianiline
  • urea
  1. 0l5qQS
  2. EWJ
Product

SiO2-CrO3 xerogel

Pore size: ~ 2 - ~ 50 nm

Medium/Support: none

Method 4

Type: Chemical synthesis
Source:
Starting materials
  • 4,4'-(benzo-1,2,5-thiadiazole-4,7-diyl)dianiline
  • urea
  1. 2fTYOO
  2. wrK
Product

SiO2-CrO3 xerogel

Pore size: ~ 2 - ~ 50 nm

Medium/Support: none

Method 5

Type: Chemical synthesis
Source:
Starting materials
  • 2,4,6-trihydroxybenzene-1,3,5-tricarbaldehyde
  • 4,4'-(ethyne-1,2-diyl)dianiline
  1. 8OMKXIHhj4
  2. lZVoWA4
  3. klRGC0dneBn
  4. ooAsn
  5. 5U21FlEp59OCKmztrEJv
Product

SiO2-CrO3 xerogel

Crystallite size: ~ 100 nm

Pore size: 3.0 nm

Medium/Support: none

References

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