US Patent 7507786 Decolorization of oligomers
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Patent Inventor Names
Alexei A. Gridnev0
Bradford B. Wayland0
Thomas Robert Darling0
Zhi Lu0
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Patent abstract
Methods of producing decolorized homo- and co-polymers through polymerization of monomers in presence of cobalt-complexed tetraphenyl porphyrin derivatives and decolorization of the produced polymer by exposing the polymer to a sorbent and, optionally, a solvent are disclosed herein.
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US Patent 07507786 Decolorization of oligomers US Patent 7507786 Decolorization of oligomers
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Patent Number
075077860
Patent Number
75077860
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Official Website
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Patent Jurisdiction
Patent Number
075077860
Date of Patent
March 24, 2009
0Patent Application Number
115954490
Date Filed
November 9, 2006
0Official Website
Patent Primary Examiner
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US Patent 07507786 Decolorization of oligomers
Infobox
Is a
Patent jurisdiction
Patent number
07507786
Date of patent
March 24, 2009
Patent application number
11595449
Date Filed
November 9, 2006
Patent primary examiner
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