US Patent 7846517 Polylactic acid shrink films and methods of manufacturing same
Patent 7846517 was granted and assigned to Plastic Suppliers, Inc. on December, 2010 by the United States Patent and Trademark Office.
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Patent abstract
A heat-shrinkable polylactic acid (PLA) film and a method of its manufacture are provided. In an exemplary embodiment, the PLA films exhibit heat-induced growth in the cross direction with concomitant shrinkage in the machine direction. The films may comprise any grade of PLA polymer, optionally including additives, such as antiblock, slip, viscosity enhancers and combinations thereof. A method of manufacture is disclosed which includes a post-extrusion temperature conditioning step.
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Patent Inventor Names
Joseph B. McDaniel0
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Official Website
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US Patent 07846517 Polylactic acid shrink films and methods of manufacturing same US Patent 7846517 Polylactic acid shrink films and methods of manufacturing same
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Patent Number
078465170
Patent Number
78465170
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
078465170
Date of Patent
December 7, 2010
0Patent Application Number
114065300
Date Filed
April 19, 2006
0Official Website
Patent Primary Examiner
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US Patent 07846517 Polylactic acid shrink films and methods of manufacturing same
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07846517
Date of patent
December 7, 2010
Patent application number
11406530
Date Filed
April 19, 2006
Patent primary examiner
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