By Editorial Staff, Resource Recycling
Sabic Innovative Plastics has been awarded Patent No. 8,227,556, which describes a blended thermoplastic composition.
Patent No. 8,230,780 has been awarded to the Paper and Plastic Partnership for a plastics film recovery system. The patent describes the so-called Walmart sandwich bale system in which cardboard and plastic film are baled together at retail outlets, then transported to sorting centers where the fiber and plastics are separated and rebaled.
Patent No. 8,225,937 has been awarded to conspicuously German firm Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung, e.V. The process describes a way of separating flame-retardant polystyrene blends recovered from electronic components.
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 .