DEGRADATION ACCELERATOR FOR POLYMERS AND POLYMER ARTICLE COMPRISING IT
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United States of America Patent
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Issued Date -
Sep 2, 2010
app pub date -
Jul 24, 2008
filing date -
Aug 2, 2007
priority date (Note) -
Abandoned
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Abstract
Disclosed are a method for improving the degradation of natural and/or synthetic polymers or a polymer article made from such polymer(s) by light and/or heat and/or humidity, comprising the incorporation of a compound of formula (I) into said natural and/or synthetic polymers: Formula (I); wherein m is 1 or 2, n is 1 to 100, X is selected from certain benzophenone-derived moieties and R, R1; R2 are each selected from list of certain residues; novel compounds of said formula (I) and polymeric articles of improved degradability in the presence of light and/or heat and/or humidity being made of a composition comprising: A) a natural and/or a synthetic polymer and B) a degradation accelerator being a compound of said formula (I).
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