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Patents
Patents Represented by Attorney Rothwell, Pigg, Ernst & Manbeck, P.C.
Patents Represented by Attorney Rothwell, Pigg, Ernst & Manbeck, P.C.
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Devulcanized rubber and methods
Patent number:
7767722
Abstract:
Vulcanized rubber is devulcanized by contacting the vulcanized rubber with a terpentine liquid in a reaction mixture in the absence of an alkali metal.
Type:
Grant
Filed:
December 11, 2006
Date of Patent:
August 3, 2010
Assignee:
Green Source Energy LLC
Inventors:
Liang-tseng Fan, Mohammad Reza Shafie