US Patent 7927532 Biodegradable nano-polymer compositions and biodegradable articles made thereof
Patent 7927532 was granted and assigned to Cereplast on April, 2011 by the United States Patent and Trademark Office.
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Patent abstract
The invention relates to biodegradable nano-polymer compositions, or nanocomposites, comprising poly(lactic acid) and co-polyester polymer with adipic acid compounded with nanoparticles of a mineral material having a degree of purity of at least 99.9%, preferably 99.99%, selected from the group of silica and magnesium silicate. In addition, the present invention refers to a process for manufacturing the said compositions as well as biodegradable articles made on the basis of such compositions, such as molded, formed and extruded articles.
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Patent Inventor Names
Frederic Scheer0
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US Patent 07927532 Biodegradable nano-polymer compositions and biodegradable articles made thereof US Patent 7927532 Biodegradable nano-polymer compositions and biodegradable articles made thereof
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Patent Number
07927532
Patent Number
7927532
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Official Website
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US Patent 07927532 Biodegradable nano-polymer compositions and biodegradable articles made thereof
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Is a
Current assignee
Patent jurisdiction
Patent number
07927532
Date of patent
April 19, 2011
Patent application number
11365579
Date Filed
February 28, 2006
Patent primary examiner
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