US Patent 7622543 Polymerization of macrocyclic polyester oligomers using N-heterocyclic carbene catalysts
Patent 7622543 was granted and assigned to E.I. Du Pont De Nemours And Company on November, 2009 by the United States Patent and Trademark Office.
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Patent abstract
N-heterocyclic carbenes are effective catalysts for the polymerization of macrocyclic polyester oligomers. The catalysts provide rapid polymerization, high monomer conversion, high molecular weight, and a mechanically sound material.
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US Patent 07622543 Polymerization of macrocyclic polyester oligomers using N-heterocyclic carbene catalysts US Patent 7622543 Polymerization of macrocyclic polyester oligomers using N-heterocyclic carbene catalysts
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Patent Number
0762254300
Patent Number
762254300
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Official Website
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076225430
Date of Patent
November 24, 2009
0Patent Application Number
112700840
Date Filed
November 9, 2005
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076225430
Date of Patent
November 24, 2009
0Patent Application Number
112700840
Date Filed
November 9, 2005
0Official Website
Patent Primary Examiner
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US Patent 07622543 Polymerization of macrocyclic polyester oligomers using N-heterocyclic carbene catalysts
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07622543
Date of patent
November 24, 2009
Patent application number
11270084
Date Filed
November 9, 2005
Patent primary examiner
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