Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
David J. Moreton0
Dean Thetford0
Mark C. Davies0
Paul R. Stevenson0
William Barton0
Date of Patent
April 10, 2012
Patent Application Number
13019322
Date Filed
February 2, 2011
Patent Citations Received
Patent Primary Examiner
Patent abstract
A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) a hydrocarbyl substituted acylating agent and a compound having an oxygen or nitrogen atom capable of condensing with said acylating agent and further having a tertiary amino group; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a lubricating composition.
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