P-31 NMR-STUDY OF THE INTERACTION OF A COMMERCIAL SUCCINIMIDE-TYPE LUBRICATING OIL DISPERSANT WITH ZINC(II) BIS(O,O'-DI-ISO-BUTYLDITHIOPHOSPHATE)

被引:16
作者
HARRISON, PG
BROWN, P
MCMANUS, J
机构
[1] Department of Chemistry, University of Nottingham, Nottingham, NG7 2KD, University Park
关键词
D O I
10.1016/0043-1648(92)90227-Y
中图分类号
TH [机械、仪表工业];
学科分类号
0802 ;
摘要
P-31 nuclear magnetic resonance (NMR) spectroscopy has been employed to study the interactions between zinc(II) bis(O,O'-di-iso-butyldithiophosphate) and a commercial poly(isobutenyl)succinimide polyamine dispersant at both ambient and subambient (213-293 K) temperatures. The major species in solutions containing high N:Zn ratios is a complex between the two components in which only two nitrogen atoms of the polyamine dispersant are bonded to the zinc.
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页码:345 / 349
页数:5
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