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