<s>
Poly(p-phenylene oxide )	O
(	O
PPO	O
)	O
,	O
poly(p-phenylene ether )	O
(	O
PPE	O
)	O
,	O
often	O
referred	O
to	O
simply	O
as	O
polyphenylene	B-Architecture
oxide	I-Architecture
,	O
is	O
a	O
high-temperature	O
thermoplastic	O
.	O
</s>
