Study of lyotropic liquid crystal in lubrication on aluminum alloy surfaces

Chengsong Ma, Ganzuo Li, Qiang Shen, Yanhong Hu, Weimin Liu, Hanqing Wang

Research output: Contribution to journalArticlepeer-review

14 Scopus citations

Abstract

The phase diagram of the system formed by diethanol ammonium dodecanoate (DCD) / n-butanol / paraffin oil (LP) /water was determined The lyotropic liquid crystal region was confirmed and the use of liquid crystal as lubricant on aluminum alloy surfaces was studied. The effect of the liquid crystal structure on the tribological properties was also evaluated. Comparing the wear scar widths and the vertical loads of liquid crystal with that of a commercial grease. The lamellar liquid crystal showed a higher load carrying capacity relative to the commercial grease.

Original languageEnglish
Pages (from-to)1025-1030
Number of pages6
JournalJournal of Dispersion Science and Technology
Volume20
Issue number3
DOIs
StatePublished - 1999
Externally publishedYes

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