French firm Rhodia Operations has filed Patent Application No. 20130150514 which describes a method of producing polyamide compositions from scrap airbags.
German equipment manufacturer Krones AG has received Patent No. 8,470,245, outlining a device that can analyze the contamination levels of scrap plastic containers and determine appropriate decontamination procedures.
For more information on these or any patents, please consult the U.S. Patent Office database online .
Copies of patents can be ordered by number for $3 each from the Commissioner of Patents and Trademarks, P.O. Box 1450, Alexandria, VA, 22313-1450.
To return to the Plastics Recycling Update newsletter, click here