Process for separation and recovery of polyethylene glycol...

Details Process for separation and recovery of polyethylene glycol... Process for separation and recovery of polyethylene glycol...

2005-03-08

2005-03-08

Lawrence, Frank M. (Department: 1724)

Liquid purification or separation

Processes

Utilizing electrical or wave energy directly applied to...

C210S800000, C528S480000

Reexamination Certificate

active

06863828

ABSTRACT:
The preset invention relates to the process for the separation and recovery of polyethylene glycol (PEG) from spent aqueous two-phase systems (ATPSs). The present invention more particularly relates to the recovery of PEG from SPENT aqueous two-phase systems by the application of microwave energy.

REFERENCES:
patent: 4313786 (1982-02-01), Smith
patent: 4853507 (1989-08-01), Samardzija
patent: 6623643 (2003-09-01), Chisholm et al.

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