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US 6,307,011 B1Granted
Recovery of modifier compounds and polar organic compounds from a poly(arylene sulfide) recycle mixture
AssigneePhillips Petroleum Company
InventorsJeffrey S. Fodor, Jon F. Geibel, Fernando C. Vidaurri
Life of this patent
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Abstract
A process is provided to recover at least one modifier compound and at least one polar organic compound from a P(AS) recycle mixture.
Claims16
A process to recover at least one polar organic compound and at least one modifier from a P(AS) recycle mixture comprising said at least one polar organic compound, said at least one modifier and methanol, said process comprising passing said P(AS) recycle mixture along with water to a separation zone;
- and
- recovering polar organic compound and modifier as a recycle feedstock mixture.
Dependencies are inferred from the claim text.