Method to recover poly(arylene sulfide)s

Details Method to recover poly(arylene sulfide)s Method to recover poly(arylene sulfide)s

C - Chemistry, Metallurgy

08

G

182/19, 402/320

C08G 75/20 (2006.01) B01D 37/00 (2006.01) C08G 75/02 (2006.01)

Patent

CA 2027763

32255CA Abstract of the Disclosure A method is provided for recovering poly(arylene sulfide) from a mixture comprising a liquid-phase poly(arylene sulfide) and a polar organic compound, wherein the liquid mixture is contacted by an amount of a liquid, vaporized, or mixed phase separation agent at least sufficient to effect or enhance a phase separation of the liquid-phase poly(arylene sulfide) component from the polar organic compound. The poly(arylene sulfide) resins recovered according to this invention generally exhibit uniform particle size and do not tend to adhere to vessel walls during the recovery.

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