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US Patent 11230625 End-group isomerization of poly(alkylene carbonate) polymers

Patent 11230625 was granted and assigned to Saudi Aramco on January, 2022 by the United States Patent and Trademark Office.

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Is a
Patent
Patent
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Patent attributes

Patent Applicant
Saudi Aramco
Saudi Aramco
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Current Assignee
Saudi Aramco
Saudi Aramco
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
112306250
Patent Inventor Names
Jay J. Farmer0
Christopher A. Simoneau0
James Eagan0
Date of Patent
January 25, 2022
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Patent Application Number
163877880
Date Filed
April 18, 2019
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Patent Citations
‌
US Patent 10047188 High strength polyurethane foam compositions and methods
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US Patent 10138369 Polymer compositions and methods
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US Patent 10301426 Polycarbonate polyol compositions and methods
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US Patent 10308759 Aliphatic polycarbonate polyol compositions
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Patent Citations Received
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US Patent 11535706 Polycarbonate polyol compositions and methods
0
Patent Primary Examiner
‌
Terressa Boykin
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Patent abstract

Described herein are methods of preparing poly(alkylene carbonate) polymers comprising an increased ratio of primary hydroxyl end groups to secondary hydroxyl end groups, and compositions thereof.

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