Hydroxychroman derivatives as engine oil antioxidants

Hydroxychroman derivatives as engine oil antioxidants

  • CN 103,201,361 A
  • Filed: 08/30/2011
  • Published: 07/10/2013
  • Est. Priority Date: 09/07/2010
  • Status: Active Application
First Claim
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1. the oil and the lubricant compositions with antioxidant of following formula that comprise lubricant viscosity:

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