US Patent 7420077 Preparation of aliphatic oligocarbonate diols
Patent 7420077 was granted and assigned to Bayer MaterialScience on September, 2008 by the United States Patent and Trademark Office.
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Patent abstract
The present invention relates to an improved process for preparing aliphatic oligocarbonate diols by transesterifying dimethyl carbonate (DMC) with aliphatic diols.
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US Patent 07420077 Preparation of aliphatic oligocarbonate diols US Patent 7420077 Preparation of aliphatic oligocarbonate diols
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Patent Number
0742007700
Patent Number
742007700
Edits on 29 Apr, 2023
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
074200770
Date of Patent
September 2, 2008
0Patent Application Number
118047740
Date Filed
May 21, 2007
0Official Website
Patent Primary Examiner
Edits on 28 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
074200770
Date of Patent
September 2, 2008
0Patent Application Number
118047740
Date Filed
May 21, 2007
0Official Website
Patent Primary Examiner
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US Patent 07420077 Preparation of aliphatic oligocarbonate diols
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07420077
Date of patent
September 2, 2008
Patent application number
11804774
Date Filed
May 21, 2007
Patent primary examiner
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