US Patent 7687595 Sulfonated telechelic polycarbonates
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Patent abstract
A sulfonated telechelic polycarbonate is described which is produced by melt synthesis. A dihydroxy compound is reacted with a sulfobenzoic acid salt, then with an activated carbonate. The method results in a sulfonated telechelic polycarbonate which has a high percentage of sulfonated end groups, is soluble, and is transparent.
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Patent Inventor Names
Corrado Berti0
Daniel J. Brunelle0
Enrico Binassi0
Martino Colonna0
Maurizio Fiorini0
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US Patent 07687595 Sulfonated telechelic polycarbonates US Patent 7687595 Sulfonated telechelic polycarbonates
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Patent Number
076875950
Patent Number
76875950
Edits on 23 Sep, 2022
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Patent Jurisdiction
Patent Number
076875950
Date of Patent
March 30, 2010
0Patent Application Number
118344170
Date Filed
August 6, 2007
0Official Website
Patent Primary Examiner
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US Patent 07687595 Sulfonated telechelic polycarbonates
Infobox
Is a
Patent jurisdiction
Patent number
07687595
Date of patent
March 30, 2010
Patent application number
11834417
Date Filed
August 6, 2007
Patent primary examiner
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