Olefinic hydrocarbon modification with sulfur imides

Details Olefinic hydrocarbon modification with sulfur imides Olefinic hydrocarbon modification with sulfur imides

C - Chemistry, Metallurgy

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C10M 159/12 (2006.01) C08F 8/34 (2006.01) C10L 1/22 (2006.01) C10L 1/24 (2006.01) C10L 1/26 (2006.01) C10M 143/00 (2006.01) C10M 151/00 (2006.01)

Patent

CA 1303016

ABSTRACT OF THE DISCLOSURE Hydrocarbon compositions, including oligomers and polymers, for use in improving the thermo-oxidative stability and the dispersancy and viscosity index improvement (for high molecular weight) properties of fuels and lubricating oils are disclosed. These compositions are adducts of sulfur mono- and diimides having one of the following formulae: (I) Image ; (II) Image ; and (III) Image wherein R is a hydrocarbyl containing at least 18 carbon atoms, in which X= can be O=, S=, Y'-N=, i is 0 or 1, -Y and Y'- can be - ? - R', Image , and Image , wherein R' is hydrocarbyl or hydrocarbyloxy, R" is hydrocarbyl, R''' and R" " are hydrocarbyloxy, and each of R', R", R'", and R"" is from 1 to 20 carbon atoms.

563551

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