US Patent 7402711 Preparation of poly(tetramethylene) glycol
Patent 7402711 was granted and assigned to E.I. Du Pont De Nemours And Company on July, 2008 by the United States Patent and Trademark Office.
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Patent Inventor Names
Christopher P. Junk0
Leo Ernest Manzer0
Mark Andrew Harmer0
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Patent abstract
This invention relates to a process comprising using ionic liquids for preparing poly(tetramethylene)glycol from tetrahydrofuran.
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Official Website
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US Patent 07402711 Preparation of poly(tetramethylene) glycol US Patent 7402711 Preparation of poly(tetramethylene) glycol
Infobox
Patent Number
074027110
Patent Number
74027110
Edits on 26 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
074027110
Date of Patent
July 22, 2008
0Patent Application Number
115254120
Date Filed
September 22, 2006
0Official Website
Patent Primary Examiner
Edits on 9 Jun, 2022
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Website URL
Edits on 30 Nov, 2021
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US Patent 07402711 Preparation of poly(tetramethylene) glycol
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07402711
Date of patent
July 22, 2008
Patent application number
11525412
Date Filed
September 22, 2006
Patent primary examiner
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