Physical chemistry
Preparation and evaluation of some newly liquid crystal as antioxidant for base stocks

Ashraf M Ashmawy; Maher I Nessim; Doaa I Osman; El Sayed M Elnaggar

Volume 7, Issue 3, pp. 160-229, Serial No. 24 , July 2019, , Pages 196-205

https://doi.org/10.30473/icc.2018.4825

Abstract
  Four liquid crystal compounds of the form, 2-Sec-butyl-4-[(4-x-phenyl) diazenyl) phenyl-4-(octadecyloxy] benzoate symbolized as I18a, I18b, I18c and I18d were prepared in which the substituent (X) was taken CH3O-, CH3-, Br- and -NO2 respectively. Characterization of prepared compounds is done using FT-IR, ...  Read More

Preparation and evaluation of some newly liquid crystal as antioxidant for base stocks