Organic compounds -- part of the class 532-570 series – Organic compounds – Heavy metal containing
Patent
1992-09-25
1994-11-15
Dees, Jose G.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heavy metal containing
252 9, 252 35, C07F 900, C10M12500
Patent
active
053649524
ABSTRACT:
Novel vanadium(IV) oxide bis(dialkyldithiocarbamates) of the formula ##STR1## which R and R.sup.1 denote identical or different, branched or straight-chain, saturated or unsaturated alkyl radicals having 1-18 carbon atoms or cycloalkyl radicals having 4-7 carbon atoms, with the proviso that R.sup.1 is not identical to R when R is C.sub.1 -C.sub.4 -alkyl, cyclobutyl or cyclohexyl, are prepared by a process comprising reacting 2 mols of an alkali metal dialkyldithiocarbamate of the formula ##STR2## in which R and R.sup.1 are as defined above and Me represents sodium, potassium or ammonium, with 1 mol of vanadium(IV) oxide sulfate pentahydrate in methanol or water as a solvent. The novel vanadium dithiocarbamates can be used as additives for permanent gear lubricating oils or hydraulic fluids to prolong the life of such oils.
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Franke Friedrich
Himmelreich, deceased Rolf
Himmelreich, heir Ralf
Spiess Wolfram
Dees Jos,e G.
Nazario Porfirio
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