Method to reduce deposits of terephthalic acid on cooling {HEAD ~ rolls} during sheet extrusion of {TAIL ~ amorphous polyethylene terephthalate} 
Method to reduce deposits of terephthalic acid on cooling { HEAD ~ rolls } during sheet extrusion of { TAIL ~ amorphous polyethylene terephthalate }
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL