PET PETE (Polyethylene terephthalate)
(: Polyethylene terephthalate) PET PETE ɡ ɡ .
"PET" () . ( 500 ) ( ) . (bis-ß-hydroxyterephthalate) . (polycondensation) ( /transesterification) ( ).
.. ( 60%) 30% . ɡ "PET" ѡ "PET".
.
ӡ .
(PETE)
.
:
https://ar.wikipedia.org/wiki/%D8%A8...84%D8%A7%D8%AA