US Patent 11185853 Catalysts for polycarbonate production
Patent 11185853 was granted and assigned to Saudi Aramco on November, 2021 by the United States Patent and Trademark Office.
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Patent abstract
The present invention provides unimolecular metal complexes having increased activity in the copolymerization of carbon dioxide and epoxides. Also provided are methods of using such metal complexes in the synthesis of polymers. According to one aspect, the present invention provides metal complexes comprising an activating species with catalytic activity tethered to a ligand that is coordinated to the active metal center of the complex.
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Patent Inventor Names
Scott D. Allen0
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Official Website
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Patent Applicant
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Patent Jurisdiction
Patent Number
111858530
Date of Patent
November 30, 2021
0Patent Application Number
162273960
Date Filed
December 20, 2018
0Official Website
Patent Primary Examiner
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US Patent 11185853 Catalysts for polycarbonate production
Infobox
Is a
Patent applicant
Current assignee
Patent jurisdiction
Patent number
11185853
Date of patent
November 30, 2021
Patent application number
16227396
Date Filed
December 20, 2018
Patent primary examiner
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