US Patent 11174236 Method for preparation of 1,4-sorbitan
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Patent abstract
The invention discloses a method for preparation of 1,4-sorbitan by dehydration of D-sorbitol, wherein one equivalent of water is removed and a cyclization occurs, followed by a treatment with ethanol and isopropanol.
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Patent Inventor Names
Daniel Shan0
Dieter Scherer0
Jieping Wei0
Paul Hanselmann0
Reta Zhu0
Yanling Yang0
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US Patent 11174236 Method for preparation of 1,4-sorbitan
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Patent jurisdiction
Patent number
11174236
Date of patent
November 16, 2021
Patent application number
17265939
Date Filed
August 26, 2019
Patent primary examiner
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