{"id":1985,"date":"2018-01-10T18:23:08","date_gmt":"2018-01-10T15:23:08","guid":{"rendered":"http:\/\/polymerjournal.kiev.ua\/en\/?page_id=1985"},"modified":"2018-02-14T17:10:18","modified_gmt":"2018-02-14T14:10:18","slug":"2015-4-11","status":"publish","type":"page","link":"http:\/\/polymerjournal.kiev.ua\/en\/2015-4-11\/","title":{"rendered":"2015 (4) 11"},"content":{"rendered":"<p><a href=\"https:\/\/doi.org\/10.15407\/polymerj.37.04.402\">https:\/\/doi.org\/10.15407\/polymerj.37.04.402<\/a><\/p>\n<p><strong>Epoxy-titania composites of cationic polymerization: synthesis conditions and properties<\/strong><\/p>\n<p><strong><em>\u00a0<\/em><\/strong><\/p>\n<p><strong><em>S.V. Zhil\u2019tsova, V.M. Mikhal\u2019chuk, N.G. Leonova, R.I. Lyga, K.<\/em><\/strong><strong><em>\u0410<\/em><\/strong><strong><em>. Volyanyuk<\/em><\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>Donetsk National University<\/p>\n<p>24, Universitetskaya str., Donetsk, 83001, Ukraine<\/p>\n<p>&nbsp;<\/p>\n<p>Polym. J., 2015, <strong>37<\/strong>, no. 4: 402-407.<\/p>\n<p>&nbsp;<\/p>\n<p>Section: Synthesis polymers.<\/p>\n<p>&nbsp;<\/p>\n<p>Language: Ukrainian.<\/p>\n<p>&nbsp;<\/p>\n<p>Abstract:<\/p>\n<p><em>Sol-gel method was used to prepare transparent epoxy-titania composites by cationic polymerization with TiO<\/em><em>2<\/em><em>\u00a0content 1\u20133\u00a0% wt. Titania sols were based on titanium tetrabuthoxide using ethanol, tetrahydrofuran or methylethylketone as a solvent. It was found that with titania content increase the composites\u2019 crosslink density decreases. The highest glass transition temperature and the lowest sol-fraction yield possessed the composites obtained with the use of methylethylketone. It was shown that the process of hihg-temperature oxidation of the composites began after the induction period and proceeded with lower rate.<\/em><\/p>\n<p><strong>\u00a0<\/strong><\/p>\n<p><strong>Key words:<\/strong> sol-gel method, titania, epoxy resin, cationic polymerization, composite.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u041b\u0456\u0442\u0435\u0440\u0430\u0442\u0443\u0440\u0430<\/strong><\/p>\n<p>1. \u041c\u043e\u0448\u043d\u0438\u043a\u043e\u0432 \u0412.\u0410., \u0422\u0430\u0438\u0440\u043e\u0432 \u042e.\u041c., \u0425\u0430\u043c\u043e\u0432\u0430 \u0422.\u0412., \u0428\u0438\u043b\u043e- \u0432\u0430 \u041e.\u0410. \u0417\u043e\u043b\u044c-\u0433\u0435\u043b\u044c \u0442\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u044f \u043c\u0438\u043a\u0440\u043e- \u0438 \u043d\u0430\u043d\u043e\u043a\u043e\u043c\u043f\u043e\u0437\u0438\u0442\u043e\u0432: \u0423\u0447\u0435\u0431. \u043f\u043e\u0441\u043e\u0431\u0438\u0435. \u2013 \u0421\u041f\u0431.: \u0418\u0437\u0434-\u0432\u043e \u041b\u0430\u043d\u044c, 2013. \u2013 304 \u0441.<br \/>\n2. \u0411\u0430\u0440\u0438\u043b\u044f\u043a \u0410.\u042f., \u0411\u0435\u0441\u0430\u0433\u0430 \u0425.\u0421., \u0411\u043e\u0431\u0438\u0446\u044c\u043a\u0438\u0439 \u042f.\u0412., \u0412\u0430\u0445\u0443- \u043b\u0430 \u042f.\u0406. \u041d\u0430\u043d\u043e\u0444\u043e\u0442\u043e\u043a\u0430\u0442\u0430\u043b\u0456\u0437\u0430\u0442\u043e\u0440\u0438 \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0456 \u0442\u0438\u0442\u0430\u043d\u0443 (\u0406V) \u043e\u043a\u0441\u0438\u0434\u0443: \u0441\u0438\u043d\u0442\u0435\u0437 \u0442\u0430 \u0432\u043b\u0430\u0441\u0442\u0438\u0432\u043e\u0441\u0442\u0456 (\u041e\u0433\u043b\u044f\u0434) \/\/ \u0424\u0456\u0437\u0438\u043a\u0430 \u0456 \u0445\u0456\u043c\u0456\u044f \u0442\u0432\u0435\u0440\u0434\u043e\u0433\u043e \u0442\u0456\u043b\u0430. \u2013 2009. \u2013 10, \u21163. \u2013 \u0421. 515-523.<br \/>\n3. Merad L., Benyoucef B., Abadie M.J.M., Charles J.P. Characterization and mechanical properties of epoxy resin reinforced with TiO2 nanoparticles \/\/ Experimental Techniques. \u2013 2014. \u2013 38, N1. \u2013 \u0420. 59-66.<br \/>\n4. Wazzan A.A., Al-Turaif H.A., Abdelkader A.F. Influence of submicron TiO2 particles on the mechanical properties and fracture characteristics of cured epoxy resin \/\/ Polym. Plast. Technol. Eng. \u2013 2006. \u2013 45, N10. \u2013 \u0420. 1155-1161.<br \/>\n5. Liu B-T., Tang Sh-J., Yu Y-Y., Lin S-H. High-refractive-index polymer\/inorganic hybrid films containing high TiO2 contents \/\/ Colloids Surf. Part A. \u2013 2011. \u2013 377, N1-3. \u2013 P. 138-143.<br \/>\n6. Chau J.L.H., Lin Y-M., Li A-K., Su W-F., Chang K-Sh., Hsu S.L-Ch., Li T-L. Transparent high refractive index nanocomposite thin films \/\/ Mater. Lett. \u2013 2007. \u2013 61, N14-15. \u2013 P. 2908-2910.<br \/>\n7. Tao P., Li Y., Rungta A., Viswanath A., Gao J., Benice-wicz B.C., Siegel R.W., Schadler L.S. TiO2 nanocomposites with high refractive index and transparency \/\/ J. Mater. Chem. \u2013 2011. \u2013 21. \u2013 P. 18623-18629.<br \/>\n8. Chau J.L.H., Tung Ch-T., Lin Y-M., Li A-K. Preparation and optical properties of titania\/epoxy nanocomposite coatings \/\/ Mater. Lett. \u2013 2008. \u2013 62, N19. \u2013 P. 3416-3418.<br \/>\n9. Ghosh \u0420., Pathak A., Goyat M., Halder S. J. Influence of nanoparticle weight fraction on morphology and thermal properties of epoxy\/TiO2 nanocomposite \/\/ Reinf. Plast. Compos. \u2013 2012. \u2013 31, N17. \u2013 \u0420. 1180-1188.<br \/>\n10. Schubert U. Chemical modification of titanium alkoxides for sol\u2013gel processing \/ U. Schubert \/\/ J. Mater. Sci. \u2013 2005. \u2013 15, N11. \u2013 P. 3701-3715.<br \/>\n11. Brinker C.J., Scherer G.W. Sol-gel science: the physics and chemistry of sol-gel processing. \u2013 Academic Press, Inc., 1990. \u2013 912 p.<br \/>\n12. Bondioli F., Darecchio M.E., Luyt A.S., Messori M. Epoxy resin modified with in situ generated metal oxides by means of sol-gel process \/\/ J. Appl. Polym. Sci. \u2013 2011. \u2013122, N3. \u2013 \u0420. 1792\u20131799.<br \/>\n13. Doeuff S., Henry M., Sanchez C., Livage J. Hydrolysis of titanium alkoxides: Modification of the molecular precursor by acetic acid \/\/ J. Non-Cryst. Solids. \u2013 1987. \u2013 89, N1-2. \u2013 P. 206-216.<br \/>\n14. \u0413\u0440\u0438\u043d\u0435\u0432\u0438\u0447 \u0422.\u0412., \u041c\u0435\u0448\u043a\u043e\u0432 \u0421.\u0412., \u0421\u043e\u043b\u043e\u0432\u044c\u044f\u043d\u043e\u0432 \u0410.\u0410. \u041f\u043e\u043b\u0438\u043c\u0435\u0440\u0438\u0437\u0430\u0446\u0438\u044f \u044d\u043f\u0438\u0445\u043b\u043e\u0440\u0433\u0438\u0434\u0440\u0438\u043d\u0430 \u043f\u043e\u0434 \u0434\u0435\u0439\u0441\u0442\u0432\u0438\u0435\u043c BF3\u2022\u0422\u0413\u0424 \u0432 \u043f\u0440\u0438\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u0438 \u0434\u0438\u043e\u043b\u043e\u0432 \/\/ \u0412\u044b\u0441\u043e\u043a\u043e\u043c\u043e\u043b. \u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u044f. \u0421\u0435\u0440. \u0411. \u2013 1995. \u2013 37, \u21163. \u2013 \u0421. 554-557.<br \/>\n15. Francis A.U., Venkatachalam S., Kanakavel M., Ravindran P.V., Ninan K.N. Structural characterization of hydroxyl terminated polyepichlorohydrin obtained using boron trifluoride etherate and stannic chloride as initiators \/\/ Eur. Polym. J. \u2013 2003. \u2013 39, \u21164. \u2013 \u0420. 831-841.<br \/>\n16. \u041b\u0435\u043e\u043d\u043e\u0432\u0430 \u041d.\u0413., \u041c\u0438\u0445\u0430\u043b\u044c\u0447\u0443\u043a \u0412.\u041c., \u0411\u0440\u043e\u0432\u043a\u043e \u041e.\u041e. \u0414\u0438\u043d\u0430\u043c\u0456\u0447\u043d\u0456 \u043c\u0435\u0445\u0430\u043d\u0456\u0447\u043d\u0456 \u0432\u043b\u0430\u0441\u0442\u0438\u0432\u043e\u0441\u0442\u0456 \u0439 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0430 \u0435\u043f\u043e\u043a\u0441\u0438\u0434\u043d\u043e-\u043f\u043e\u043b\u0456\u0441\u0438\u043b\u043e\u043a\u0441\u0430\u043d\u043e\u0432\u0438\u0445 \u043a\u043e\u043c\u043f\u043e\u0437\u0438\u0442\u0456\u0432 \u043a\u0430\u0442\u0456\u043e\u043d\u043d\u043e\u0457 \u043f\u043e\u043b\u0456\u043c\u0435\u0440\u0438\u0437\u0430\u0446\u0456\u0457 \/\/ \u041f\u043e\u043b\u0456\u043c\u0435\u0440. \u0436\u0443\u0440\u043d. \u2013 2014. \u2013 36, \u21161. \u2013 \u0421. 15-22.<br \/>\n17. Wu Q., Li L., Yu Y., Tang X. The linear relations and living feature in cationic ring-opening copolymerization of epoxy\/THF system \/\/ Colloid. Polym. Sci. \u2013 2008. \u2013 286, N6-7. \u2013 P. 761-767.<br \/>\n18. Mikhalovskii S.V., Evmenenko N.P., Gorokhovats- kii Ya.B. Inhibiting action of transition-metal oxides in the liquid-phase oxidation of cumene and ethylbenzene \/\/ Theor. Exp. Chem. \u2013 1981. \u2013 17, N3. \u2013 P. 258-266.<br \/>\n19. Osawa Z. Role of metals and metal-deactivators in polymer degradation \/\/ Polym. Degrad. Stab. \u2013 1988. \u2013 20, N3-4. \u2013 \u0420. 203-236.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>https:\/\/doi.org\/10.15407\/polymerj.37.04.402 Epoxy-titania composites of cationic polymerization: synthesis conditions and properties \u00a0 S.V. Zhil\u2019tsova, V.M. Mikhal\u2019chuk, N.G. Leonova, R.I. Lyga, K.\u0410. Volyanyuk &nbsp; Donetsk National University 24, Universitetskaya str., Donetsk, 83001, Ukraine &nbsp; Polym. J., 2015, 37, no. 4: 402-407. &nbsp; Section: Synthesis polymers. &nbsp; Language: Ukrainian. &nbsp; Abstract: Sol-gel method was used to prepare transparent [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"acf":[],"_links":{"self":[{"href":"http:\/\/polymerjournal.kiev.ua\/en\/wp-json\/wp\/v2\/pages\/1985"}],"collection":[{"href":"http:\/\/polymerjournal.kiev.ua\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/polymerjournal.kiev.ua\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/polymerjournal.kiev.ua\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/polymerjournal.kiev.ua\/en\/wp-json\/wp\/v2\/comments?post=1985"}],"version-history":[{"count":2,"href":"http:\/\/polymerjournal.kiev.ua\/en\/wp-json\/wp\/v2\/pages\/1985\/revisions"}],"predecessor-version":[{"id":2196,"href":"http:\/\/polymerjournal.kiev.ua\/en\/wp-json\/wp\/v2\/pages\/1985\/revisions\/2196"}],"wp:attachment":[{"href":"http:\/\/polymerjournal.kiev.ua\/en\/wp-json\/wp\/v2\/media?parent=1985"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}