title: Strontium stearate
text: # Strontium stearate
  
  Strontium stearate is a metal-organic compound, a salt of strontium and stearic acid with the chemical formula C $_{36}H$ $_{70}SrO$ $_4.$ The compound is classified as a metallic soap, i.e. a metal derivative of a fatty acid.
  
  ## Synthesis
  
  A reaction of strontium hydroxide with stearic acid.
  
  ## Physical properties
  
  The compound forms white powder. Insoluble in alcohol, soluble (forms gel) in aliphatic and aromatic hydrocarbons.
  
  ## Uses
  
  Strontium stearate is used in grease and wax compounding.
  
  It is also used as a lubricant to improve the flow characteristics of polyolefin resins.
  
  