欧美a视频在线观看-欧美bbww-欧美bbwxxxx-欧美freexx-亚洲国产剧情在线-亚洲国产剧情在线精品视

Study questioning eco-credentials of bio-based plastic flawed – NatureWorks
date:Apr 27, 2012
and nano-biocomposites.

NatureWorks said much of the research was sound butthat part of the paper identifying methodologies where the biopolymers industry could be more sustainable,needs clarification and correction of factual errors.

PLA concerns

The researchers listed specific concerns about PLA and suggested techniques that should be introduced improve its sustainability.

But Steve Davies, NatureWorks director, marketing public affairs, said the concerns about PLA raised by the UMass gr

07/02 22:33