| abstract |
A HEAT RESISTANT COPOLICARBONATE INCLUDES A COMPONENT OF FORMULA (I) OR A COMPONENT OF FORMULA (II), (III), (IV). IN THESE FORMULAS, X IS THE FORMULA (V), THE FORMULA (IV), O-, -S-, -SO-, OR -SO {SUB, 2} -, AND IS THE FORMULA (VII), THE FORMULA ( VIII), -O-, -S-, -SO-, O -SO {SUB, 2}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|