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7/25/2019 Sol Geltechnology
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Sol- GelTechnology
AytanMuradova
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Introduction
Hydrolyses Polymerization
Growth of nanostructures
Agglomeration
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The prime requisite for otaininggood quality in this technology
!ariation of PHTemperature
Time
"oncentration of #eagent "oncentration of "atalyzor
H$%&'i
Phase transition 'ol Gel (rying
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'ol) Gel Processing
RO Me or Me salt
+H2O Stabilizer
Nanodisperse Oxide Sol
(Particulate or Polymeric)
-H2O
el
!ero"el
Porous Oxide
-H2O
# $ %&& '
-H2O
-Stabilizer
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*or e+ample
OHHClOHHCSiOHC 22%2 )( +++
OHHClOHHCSiOHC 22%2 )( +++ OHHClOHHCSiOHC 22%2 )( +++
OHHClOHHCSiOHC 22%2 )( +++ OHHClOHHCSiOHC 22%2 )( +++
2SiO
OHHClOHHCSiOHC 22%2 )( +++
it* diameter2&-&nmNitration it* NaOH
aerosol
,nnealin" it* &&- .&&& '
Homo"eneous mixture
/ryin"
Gel
Sol
!ero"el
Nitration it* NH%OH
/ryin"in air
,ddin" ('uNO0)2
lass o1 Nanoparticles
/ryin" it* H in .2&& ' and .atm
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Preparation of thin ,lms
#%-.'i)%# / H$%0#%1-.'i)%)'i/ #)%H 0Hydrolyses1
0#%1-.'i)%H/0#%1-.'i)%#
0#%1-.'i)%'i.0#%1-/ #%H
0#%1-.'i)%H/H%)'i/0#%1-
0#%1-/'i)%)'i.0#%1-/H$%
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Thank you for attention!
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