US Patent 7820746 Thermoplastic polymer composition
Patent 7820746 was granted and assigned to Sumitomo Chemical on October, 2010 by the United States Patent and Trademark Office.
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Patent abstract
A thermoplastic polymer composition having excellent resistance to heat discoloration has been desired. There is provided a thermoplastic polymer composition characterized by comprising a thermoplastic polymer, phosphites represented by the formula (I), and at least one kind of erythritols selected from the group consisting of pentaerythritol, dipentaerythritol and tripentaerythritol:
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US Patent 07820746 Thermoplastic polymer composition US Patent 7820746 Thermoplastic polymer composition
Infobox
Patent Number
0782074600
Patent Number
782074600
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
078207460
Date of Patent
October 26, 2010
0Patent Application Number
124156280
Date Filed
March 31, 2009
0Official Website
Patent Primary Examiner
Edits on 27 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
078207460
Date of Patent
October 26, 2010
0Patent Application Number
124156280
Date Filed
March 31, 2009
0Official Website
Patent Primary Examiner
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US Patent 07820746 Thermoplastic polymer composition
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07820746
Date of patent
October 26, 2010
Patent application number
12415628
Date Filed
March 31, 2009
Patent primary examiner
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