Abstracts

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¹6, 2012

Characterization of Regularity Distortion in Rubber Macromolecules According to Data of NMR13C Spectroscopy: Polybutadiene of High cis­1,4 Content – Makhiyanov N. (P. 2).

Microstructure of commercial butadiene rubbers of 95% and higher cis­1,4 content obtained by cobalt­, nickel­ and neodymium­containing catalytic systems has been studied by means of NMR13C spectroscopy. Distribution of 1,2, cis­ and trans­1,4 units is established.

Key words: polybutadiene of high cis­1,4 content, cobalt­, nickel­ and neodymium­containing catalytic systems, NMR13C, distribution of 1,2, cis­ and trans­1,4 units

Effect of Triethylaluminum on the Metathesis Destruction Process of Polybutadiene Rubber Promoted by the Hoveyda­Grubbs Catalyst II – Yakimov R.V., Bogomolova Ì.N., Shcheglova N.Ì., Ashirov R.V. (P. 8).

Effect of triethylaluminum on metathesis destruction process in presence of ruthenium catalysts is studied. Treatment of the catalyst Howeyda­Grubbs of second generation by triethylaluminum results in deactivation of the catalyst in the reaction of metathesis destruction of butadiene rubber.

Key words: polybutadiene, metathesis, triethylaluminum, ruthenium catalysts.

Study of the Effect of Mineral Schungite Dispersion on a Complex of Properties of Elastomer Materials Based on the SKTN­A – Kornev Yu.V., Chirkunova S.V., Boiko O.V., Simonova M. A., Shugaeva V. O., Yanovsky Yu.G. (P. 10).

Properties of the elastomer composites based on low­molecular siloxane rubber SKTN­A and filled with nanoparticles of mineral schungite obtained by an original technique are presented. The considerable increase in strength, tear resistance, hardness, relative hysteresis and specific deformation work (deformation energy) of the composites filled with nanodispersed schungite in comparison with composites filled with microparticles is shown. Nanoidentation of specimen of fillers of different dispersion is also done.

Key words: polymer nanocomposites, nanoparticles, schungite, nanoindentation, SKTN­A, mechanical properties

The Effectiveness of Mechanical Activation of Schungite Rubber Filler Taurit TS­D. Part 1. The Shungite Powder Properties – Moiseevskaya G.V., Shpakov M.Y., Razdyakonova G.I., Kiseleva E.A., Khodakova S.Y. (P. 14).

The new information of Taurit TS­D mechanical activation and powder properties are presented. The changes of dispersion, physical and chemical properties and formation of gel with rubber are shown.

Key words: Taurit TS­D, mechanical activation, dispersion, physical and chemical properties, gel for­mation.

The Effectiveness of Mechanical Activation of Schungite Rubber Filler Taurit TS­D. Part 2. The Test Results of Shungite Powder in Rubber Compounds – Moiseevskaya G.V., Shpakov M.Y., Razdyakonova G.I ., Kiseleva E.A., Khodakova S.Y. (P. 16).

Properties of tire rubber compounds filed with activated Taurit TS­D have been studied. Increase of green strength and strength of vulcanized rubber is shown.

Key words: Taurit TS­D, tire rubber, green strength, mechanical properties

Effect of Sulfur of Different Grade on Properties of Tread Rubber Compounds for Radial Car Tires – Fedorova G.N., Makhotin À.À., Mokhnatkin À.Ì., Okhotina N.À., Savelchev À.P., Ilyazov Ì.F. (P. 21).

Distribution of different types of sulfur and mechanical properties of tread rubber compounds has been studied. The best results are shown when dispersion of technical sulfur was in use.

Key words: sulfur, distribution, tread rubber, mechanical properties of row and vulcanized rubber

Improvement of Design and Processing of Rubber Seals for for Shafts of Agricultural Machines – Kopyltsov V.V., Taganova V.A, Pichkhidze S.Y. Yurovskiy V.S. (P. 23).

Scheme of manufacturing process of cassette oil seals of improved wear resistance for agricultural machines is developed. Their steady work at the forced bench tests is shown.

Key words: cassette oil seals, wear resistance, design, processing, bench tests

Load Deformation Curves of Coupling with Toroidal Elastic Casing – Lunev V.P. (P. 28).

Nine rubber­cord toroidal casings of nylon cords of different densities for electric train couplings were tested. Analysis of their load deformation curves and comparison of casings of different cord types were presented.

Key words: couplings, rubber­cord toroidal casings, nylon cords, load characteristics

Specific Features of Butadiene Acrylonitrile Rubber Current Market – Kotova S.V., Mikhailov S.I., Fomina A.A. (P. 30).

Review of world capacities of butadiene acrylonitrile rubber production and different regions demand as well as general trends of grade development.

Key words: butadiene acrylonitrile rubber, production, demand, trends of development

New Generation of High­Perfomance Tyre Rubbers: Current and Perspective Market of BR­ND and SSBR – Mitina I.I., Fomina A.A., Mikhailov S.I. (P. 33).

Review of world capacities of styrene­butadiene rubber and neodymium polybutadiene production and different regions demand as well as general trends of development.

Key words: styrene­butadiene rubber, neodymium polybutadiene, production, demand, trends of development

New Polymer Materials – Zaikov G.E, Zimina L.A., Artsis M.I., Madyuskina L.L. (P. 35)

Review of papers presented at 3 Conferences devoted to new polymer materials: 11 International Conference “Polymers and Modern Materials (Pretoria, Republic of South Africa, 22 – 27.05.11); VI International Conference “Age of Polymers and Composites”(Iskia, Italy, 10 – 14.06.12); “Polymer Materials – 2012” (Haalle­Zaale, Germany, 12 – 14.12)

Key words: new polymers, nanocomposites, processing


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