Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Carl Hahn0
Robert D. McClain0
Steven P. Newman0
Date of Patent
July 28, 2009
Patent Application Number
11017390
Date Filed
December 20, 2004
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention provides environmentally friendly demulsifiers for the break down of petroleum oil applications. The demulsification formulations of the present invention are biodegradable and are low in toxicity. The demulsifiers include a poly(tetramethylene glycol) and an alkylene glycol copolymer linked to the poly(tetramethylene glycol) by a difunctional coupling agent.
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