MERCAPTOSILANE MIXTURE WITH SOOT Russian patent published in 2017 - IPC C09C1/56 C09C3/12 C07F7/08 

FIELD: chemistry.

SUBSTANCE: mixture contains soot and 20 wt % of mercaptoethane of the general formula I or of a mixture of mercaptoethanol of the general formula I, and/or products of hydrolysis and/or condensation of mercaptoethane of the general formula I

,

where R¹ -O-(R⁵-O)_m-R⁶, R⁵ have identical or different meanings and represent a branched or unbranched, saturated or unsaturated, aliphatic hydrocarbon group with two bonds, and with C₁-C₃₀, m is from 1 to 30, R⁶ represents an unsubstituted or substituted, branched or unbranched alkyl, alkenylphenol, aracelio or aryl group with a single link, R² have identical or different meanings and represent R¹ group, C₁-C₁₂alkyl group, or R⁷O group, where R⁷ represents H, methyl, ethyl, propyl, branched or unbranched alkyl, alkenylphenol, aryl, aracelio group with one connection and with C₉-C₃₀ or (R⁸)₃Si group, where R⁸ is a branched or unbranched, alkyl or alkenylphenol group of C₁-C₃₀, R³ represents branched or unbranched, saturated or unsaturated, aliphatic, aromatic or mixed aliphatic/aromatic hydrocarbon group with two bonds, and with C₁-C₃₀, R⁴ denotes H, CN or (C=O)-R⁹, where R⁹, where R9 is a branched or unbranched, saturated or unsaturated, aliphatic, aromatic or mixed aliphatic/aromatic hydrocarbon group with one bond and C₁-C₃₀ and an iron content of less than 9 h/million. The rubber mixture contains rubber or a mixture of rubbers, (B) a filler and, at least, one said mixture of mercaptosilane and carbon black.

EFFECT: stability during storage.

9 cl, 6 tbl, 3 ex