COPOLYMERS, THEIR PREPARATION AND USE
This invention relates to copolymers which consist essentially of [-ether-phenyl-ether-phenyl- carbonyl-phenyl-]and [ether-phenyl-phenyl-ether-phenyl-carbonyl-phenyl-] repeat units, as well as end units, which have reduced melting temperature (Tm) compared to prior art copolymers including such repe...
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