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Markets :: Specialty Chemicals :: Rubber processing chemicals Solutia Wins PPD Patent Victory10:59 AM MDT | April 5, 2010 | Rebecca Coons A Korean court has ruled Flexsys' process patents for producing 4‑aminodiphenylamine (4-ADPA) and its PPD derivatives used as antidegradants in tire making valid.... This information is only available to Chemical Week subscribers. Forgot your user ID or password?
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