US Patent 11920030 Method for producing polyhydroxyalkanoic acid
Patent 11920030 was granted and assigned to Kaneka Corporation on March, 2024 by the United States Patent and Trademark Office.
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US Patent 11920030 Method for producing polyhydroxyalkanoic acid
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Patent abstract
An object of the present invention is to provide a method for producing PHA capable of providing PHA (for example, a PHA powder) having excellent thermal stability with high productivity. The present invention is a method for producing polyhydroxyalkanoic acid, the method including a step (a) and a step (b) below step (a) of preparing an aqueous suspension liquid containing polyhydroxyalkanoic acid and polyvinyl alcohol and having a pH of 7 or less; and step (b) of spray-drying the aqueous suspension liquid prepared in the step (a).
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Patent Applicant
Current Assignee
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Patent Number
Patent Inventor Names
Asuka Fukumoto0
Date of Patent
March 5, 2024
0Patent Application Number
178228350
Date Filed
August 29, 2022
0Patent Citations
Patent Primary Examiner
CPC Code
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