US Patent 7399820 Cyclic oligoformals in polycarbonate
Patent 7399820 was granted and assigned to Bayer MaterialScience on July, 2008 by the United States Patent and Trademark Office.
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Patent Inventor Names
Helmut-Werner Heuer0
Rolf Wehrmann0
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Patent abstract
A thermoplastic molding composition comprising (co)poly(ester)carbonate, and a cyclic oligoformal is disclosed. The composition that is characterized in its lowered water absorption and improved flowability is suitable for a variety of application including in particular optical data storage media.
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US Patent 07399820 Cyclic oligoformals in polycarbonate US Patent 7399820 Cyclic oligoformals in polycarbonate
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Patent Number
07399820
Patent Number
7399820
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US Patent 07399820 Cyclic oligoformals in polycarbonate
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Is a
Current assignee
Patent jurisdiction
Patent number
07399820
Date of patent
July 15, 2008
Patent application number
11189198
Date Filed
July 26, 2005
Patent primary examiner
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