Cyclopentadiene-containing cyclic polycarbonate oligomer

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From reactant having a halogen atom or oxygen single bonded...

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528196, 528371, C08G 6362

Patent

active

048553808

ABSTRACT:
Novel linear aromatic polycarbonate oligomers that contain one or more dicyclopentadiene dicarboxylate diradicals are described. These oligomers are prepared by the reaction of a cyclic aromatic polycarbonate oligomer with an alkali metal or magensium salt of a cyclopentadiene.

REFERENCES:
Miura et al., Bulletin of the Chemical Society of Japan, vol. 50, No. 10, pp. 2682-2685, (1977).

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