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Synthesis and characterization of inorganic-organic hybrid polymers based 3-(trimethoxysilyl) propyl methacrylate (TMSPMA) monomers for carbon steel coating applications

Synthesis and characterization of inorganic-organic hybrid polymers based 3-(trimethoxysilyl) propyl methacrylate (TMSPMA) monomers for carbon steel coating applications
H. A. Melati, W. Suratno, R. Hidayat, N. Syakir, F. Fitrilawati
Universitas Padjadjaran, Proceedings of the 2nd, International Seminar on Chemistry 2011 (pp. 32-35), Jatinangor, 24-25 November 2011, ISBN 978-602-19413-1-7
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Universitas Padjadjaran, Proceedings of the 2nd, International Seminar on Chemistry 2011 (pp. 32-35), Jatinangor, 24-25 November 2011, ISBN 978-602-19413-1-7
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The synthesis and characterization of inorganic-organic hybrid polymers based 3-(Trimethoxysilyl) propyl methacrylate (TMSPMA) monomers for carbon steel coating application has been done. This materials was used as a coating on carbon steel to protect from corrosion againts. Hybrid polymer precursors were synthesized from TMSPMA monomers using sol-gel technique. Hybrid polymers conversion is done by photopolymerization section where resulting the transparent thin films in which various types of substrates. Characterization has been done towards structure, mechanical, thermal properties of hybrid polymers. The carbon steel surface morphology examinated by scanning electron microscope. Infrared spectra of hybrid polymers showed the presence of inorganic and organic clusters which got into polymerization. Characterization of mechanical properties based on Mohs Scale revealed that the scratch resistance equivalent to the gypsum mineral. The thermal resistance characterization based on Thermal Gravimetry-Differential Thermal Analysis (TG-DTA) measurements shows result of TG in the sort of decomposition of hybrid polymers at 251.64-350.61 C with 14.57% lost of weight, whereas the results of DTA shows the peak at 155.75 C. This thermal resistance offered an exothermic effect related to the recrystallization reaction indicating a change of structure which was more stable. Based on examination of surface morphology, it appears that the surface morphology of the hybrids polymers provide a smooth surface covered the carbon steel as a coating and it does not change the physical character of carbon steel.

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