<s>
Polyphenylene	B-Algorithm
sulfide	I-Algorithm
(	O
PPS	O
)	O
is	O
an	O
organic	O
polymer	B-Language
consisting	O
of	O
aromatic	O
rings	O
linked	O
by	O
sulfides	O
.	O
</s>
<s>
Synthetic	O
fiber	O
and	O
textiles	B-Language
derived	O
from	O
this	O
polymer	B-Language
resist	O
chemical	O
and	O
thermal	O
attack	O
.	O
</s>
<s>
PPS	O
is	O
the	O
precursor	O
to	O
a	O
conductive	B-Algorithm
polymer	I-Algorithm
of	O
the	O
semi-flexible	O
rod	O
polymer	B-Language
family	O
.	O
</s>
<s>
Polyphenylene	B-Algorithm
sulfide	I-Algorithm
is	O
an	O
engineering	O
plastic	O
,	O
commonly	O
used	O
today	O
as	O
a	O
high-performance	O
thermoplastic	O
.	O
</s>
<s>
PPS	O
is	O
one	O
of	O
the	O
most	O
important	O
high	O
temperature	O
thermoplastic	O
polymers	B-Language
because	O
it	O
exhibits	O
a	O
number	O
of	O
desirable	O
properties	O
.	O
</s>
<s>
These	O
properties	O
include	O
resistance	O
to	O
heat	O
,	O
acids	O
,	O
alkalies	O
,	O
mildew	O
,	O
bleaches	B-Application
,	O
aging	O
,	O
sunlight	O
,	O
and	O
abrasion	O
.	O
</s>
<s>
The	O
PPS	O
(	O
polyphenylene	B-Algorithm
sulfide	I-Algorithm
)	O
polymer	B-Language
is	O
formed	O
by	O
reaction	O
of	O
sodium	O
sulfide	O
with	O
1	O
,	O
4-dichlorobenzene	O
:	O
</s>
