Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 14, 2023
0Patent Application Number
172805950
Date Filed
September 19, 2019
0Patent Citations
Patent Primary Examiner
CPC Code
The invention provides a process for refining bio-based propylene glycol, wherein impurities having boiling points close to that of propylene glycol are separated. In this process, C
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