Keywords: Some important polymers.png Fr la production mondiale annuelle de ces six polymères thermoplastiques varie de 54 cas du PE à 4 PA-6 millions de tonnes en 2001 <br> En annual global production of these six thermoplastic polymers ranges from 54 case of PE to 4 PA-6 million tonnes in 2001 Own 2009-03 Cjp24 PD-chem chemical Thermoplastic |