Poly 4,4-dioxydiphenyl-2,2-propane

Blends of polypropylene short fibres and a pulp of poly(4,4 -dioxydiphenyl-2,2-propane carbonate) or 2,2-bis(4-hydroxy-3,5-dibromophenyl)propane-bis(4-hydroxy-phenyl)propane-phosgene copolymer have been used to prepare paper substitutes useful as insulators for high-voltage cables [282]. 

Poly-j4,4 -dioxydiphenyl - 2,2 Propane-carbonate) see Poly-(4,4 - Isopropylidenediphenol... 

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