/PMMA Nanocomposites: Preparation and Its Dispersion in Polymer Matrix[J]. Chinese Journal of Chemical Engineering, 2013, 21(2): 113-120.
DOI:
/PMMA Nanocomposites: Preparation and Its Dispersion in Polymer Matrix[J]. Chinese Journal of Chemical Engineering, 2013, 21(2): 113-120.DOI: 10.1016/S1004-9541(13)60448-6.
ZrO2/PMMA Nanocomposites: Preparation and Its Dispersion in Polymer Matrix
/PMMA nanocomposite particles are synthesized through an in-situ free radical emulsion polymerization based on the silane coupling agent (Z-6030) modified ZrO
2
nanoparticles
and the morphology
size and its distribution of nanocomposite particles are investigated. Scanning electron microscopy (SEM) images demonstrate that the methyl methacrylate (MMA) feeding rate has a significant effect on the particle size and morphology. When the MMA feeding rate decreases from 0.42 ml·min
-1
to 0.08 ml·min
-1
large particles (about 200-550 nm) will not form
and the size distribution become narrow (36-54 nm). The average nanocomposite particles size increases from 34 nm to 55 nm
as the MMA/ZrO
2
nanoparticles mass ratio increased from 4︰1 to 16︰1. Regular spherical ZrO
2
/PMMA nanocomposite particles are synthesized when the emulsifier OP-10 concentration is 2 mg·ml
-1
. The nanocomposite particles could be mixed with VAc-VeoVa10 polymer matrix just by magnetic stirring to prepare the ZrO
2
/PMMA/VAc-VeoVa10 hybrid coatings. SEM and atomic force microscopy (AFM) photos reveal that the distribution of the ZrO
2
/PMMA nanocomposite particles in the VAc-VeoVa10 polymer matrix i
s homogenous and stable. Here
the grafted-PMMA polymer on ZrO
2
nanoparticles plays as a bridge which effectively connects the ZrO
2
nanoparticles and the VAc-VeoVa10 polymer matrix with improved comparability. In consequence
the hybrid coating with good dispersion stability is obtained.
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Related Author
Hualiang An
Rui Wang
Wenhao Wang
Daolai Sun
Xinqiang Zhao
Yanji Wang
Fenghao Guo
Yuanyuan Ding
Related Institution
Hebei Provincial Key Laboratory of Green Chemical Technology and Efficient Energy Saving, Tianjin Key Laboratory of Chemical Process Safety, School of Chemical Engineering and Technology, Hebei University of Technology
Shandong Provincial Key Laboratory of Fluorine Chemistry and Chemical Materials, School of Chemistry and Chemical Engineering, University of Jinan