
8: POLY(ARYLENE ETHER NITRILE)S 211
2,2-Bis(4-hydroxyphenyl)-1,1,1,3,3,3-hexafluoropropane
C
CF
3
CF
3
HO
OH
Biphenol
HO
OH
9,9-Bis(4-hydroxyphenyl) fluorene
HO OH
2,7-Dihydroxynaphthalene
OHHO
1,6-Di(3-hydroxyphenyl)-1,6-diazaspiro[4.4]nonane-2,7-dione
N
N
O
O
OH
HO
Figure 8.3 Hydroxy monomers for poly(arylene ether
nitrile)s.
4,4
-Dihydroxydiphenyl sulfone can be prepared by
reacting phenol with sulfuric acid. Phenolphthalein
can be obtained from phthalic anhydride and phenol
in the presence of acid cation exchange resins and
aryl phosphites.
8.1.2.1 9,9-Bis-(4-Hydroxyphenyl)-
Fluorene
9,9-Bis-(4-hydroxyphenyl)-fluorene is commer-
cially synthesized by the reaction of phenol ...