RUBBER COMPOUND

• Main Authors: KONDRAT'EV A.N, VASIL'EV PETR VLADIMIROVICH, GADEBSKIJ G.A, BARTASHEVICH VALERIJ FRANTSEVICH, KONDRAT'EVA N.A, ZELENEVA O.A, BEREZKIN IGOR' NIKOLAEVICH, FIL' V.G, SIGOV O.V, MIRONOVA E.F, GUSEV A.V, GUSEV JU.K
• Format: Patent
• Language: English; Russian
• Published: 10.09.2004
• Edition: 7
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

FIELD: rubber industry. ^ SUBSTANCE: tire-destination rubber compound comprises: (i) copolymer of butadiene or butadiene and styrene (alpha-vrthylstyrene) with (meth)acrylic acid methyl ester, beta-hydroxyethyl ester, beta-hydroxypropyl ester, beta-(N,N-dimethylamino)ethyl ester, beta-(N,N-diethylamino)ethyl ester, beta-(N,N-dimethylamino)propyl ester, or beta-(N,N-diethylamino)propyl ester at weight ratio of butadiene/styrene(alpha-methylstyrene)/ester (99.5-40.0):(0-40.0):(0.5-20.0), respectively; (ii) 2-10 wt parts of aminosilane coupler selected from group including beta-aminoethoxytriethoxysilane, reaction product of monoethanolamine with tetraethoxysilane or polyphenylethoxysilane, or polyethoxysiloxane at weight ratio 1:(1-4), or mixture of aminosilane coupler with bis(3-triethoxysilylpropyl)tetrasulfide at weight ratio (1-10): 1; (iii) 5-80 wt parts of silicic acid filler; (iv) 0-80 wt parts of carbon black; and (v) 10-45 wt parts of special-destination additives, in particular plasticizers, sulfur, accelerators and activators of sulfur vulcanization. ^ EFFECT: improved elasto-viscosity, elastic, and wear-resistant characteristics, and reduced heat buildup. ^ 2 tbl, 32 ex