HP500N tau txais daim ntawv tso cai los ntawm Lyondell Basell's Spheripol thev naus laus zis. Cov khoom siv raw propylene yog tsim los ntawm cov txheej txheem PDH, thiab cov ntsiab lus sulfur ntawm propylene monomer yog qis heev. Cov khoom muaj cov yam ntxwv ntawm lub zog siab, siab rigidity, zoo ductility, yooj yim ua, tsis muaj ntxhiab tsw thiab lwm yam.