Polycarbonate and optical disc substrate

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate

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Details

528202, 528204, 528372, C08G 6362

Patent

active

047344881

ABSTRACT:
A polycarbonate containing from 25 to 100% by weight, based on the total carbonate bond-constituting units, of carbonate bond-constituting units each containing at least one pendant aromatic group, and having an average molecular weight of from 9,500 to 14,000.

REFERENCES:
patent: 4495345 (1985-01-01), Kawakami et al.
patent: 4529791 (1985-07-01), Glass

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