A leading manufacturer of carpet and textile examines in-vessel composting of PLA feedstocks.
THERE has been a recent surge in development of commercial biobased plastics including PLA (polylactic acid), PHB (polyhydroxybutyrate), PHV (polyhydroxyvalerate), starch-based polymers, and soy based polymers. The U.S. Department of Agriculture's establishment of the Federal Biobased Products Purchasing Program in January 2005 certainly added extra incentives to this new direction. The goal is to stop using petroleum and to start using agricultural products as raw materials for plastics manufacturing and the industry is responding positively.
One of the added values of these …
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