Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
2011-04-05
2011-04-05
Shiao, Rei-tsang (Department: 1628)
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
Reexamination Certificate
active
07919631
ABSTRACT:
Ionic liquids and processes and apparatus for their production. The ionic liquids can be low sulfur and low halide carboxylated ionic liquids. The ionic liquids can be produced via formation of at least one intermediate carboxylated ionic liquid, and thereafter subjecting the intermediate carboxylated ionic liquid to at least one anion exchange process.
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Buchanan Charles Michael
Buchanan Norma Lindsey
Eastman Chemical Company
Graves, Jr. Bernard J.
Owen Polly C.
Shiao Rei-tsang
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