US Patent 7674930 Polyester polyol and polyurethane resin
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Patent abstract
To prepare a polyester polyol in which a lactone is ring-opening addition polymerized with the compound represented by formula (I).
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US Patent 07674930 Polyester polyol and polyurethane resin US Patent 7674930 Polyester polyol and polyurethane resin
Infobox
Patent Number
0767493000
Patent Number
767493000
Edits on 24 Mar, 2023
Golden AI
Infobox
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Patent Jurisdiction
Patent Number
076749300
Date of Patent
March 9, 2010
0Patent Application Number
119907780
Date Filed
August 3, 2006
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
076749300
Date of Patent
March 9, 2010
0Patent Application Number
119907780
Date Filed
August 3, 2006
0Official Website
Patent Primary Examiner
Edits on 18 Jun, 2022
Golden AI
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US Patent 07674930 Polyester polyol and polyurethane resin
Infobox
Is a
Patent jurisdiction
Patent number
07674930
Date of patent
March 9, 2010
Patent application number
11990778
Date Filed
August 3, 2006
Patent primary examiner
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