OP - PC/PEI 10GF PEI+PC Oxford Polymers
OP - PC/PEI 901 PEI+PC Oxford Polymers
OP - PEI 1000 PEI Oxford Polymers
OP - PEI 10GF PEI Oxford Polymers
OP - PEI 20GF PEI Oxford Polymers
OP - PEI 30GF PEI Oxford Polymers
OP - PEI 40GF PEI Oxford Polymers
PREMIER PEI-140 PEI Chomerics, div. of Parker Hannifin Corp.
PRL PEI-G10 PEI Polymer Resources Ltd.
PRL PEI-G20 PEI Polymer Resources Ltd. PRL PEI-G30 PEI Polymer Resources Ltd.
PRL PEI-G40 PEI Polymer Resources Ltd.
PRL PEI-GP1 PEI Polymer Resources Ltd.
QR Resin QR-5000 PEI QTR, Inc.
QR Resin QR-5000-GF10 PEI QTR, Inc.
QR Resin QR-5000-GF20 PEI QTR, Inc.
QR Resin QR-5000-GF30 PEI QTR, Inc.
QR Resin QR-5020 PEI+PC QTR, Inc.