Use of mixtures of polycarbonates and styrene polymers as substr

Details Use of mixtures of polycarbonates and styrene polymers as substr Use of mixtures of polycarbonates and styrene polymers as substr

1988-12-13

1990-02-20

Pertilla, Theodore E.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525 67, 525146, C08L 6900

Patent

active

049027468

ABSTRACT:
The invention relates to the use of mixtures consisting of 5 to 95% by weight of an aromatic polycarbonate of which the linear chains contain from 0.1 mol-% to 50 mol-% bifunctional structural units corresponding to formula (1) ##STR1## and 95 to 5% by weight of a thermoplastic styrene polymer and, optionally, standard additives as substrates for optical storage media.

REFERENCES:
patent: 4005037 (1977-01-01), Mietzsch et al.
patent: 4129612 (1978-12-01), Serini et al.
patent: 4316980 (1982-02-01), Idel et al.
patent: 4463130 (1984-07-01), Serini et al.
patent: 4515918 (1985-05-01), Nouvertne et al.
patent: 4777215 (1988-10-01), Wehnert et al.
J. Hennig, Kunststoffe fur Optische Plattenspeicher, Kunststoffe 75, 1985 pp. 425-430 (including translation).
W. Siebourg, Polycarbonat-ein Werkstoff fur Optische Speichermedien, 76, 1986, pp. 917-919 (including translation).
Egon Schmidt, Ein Einfacher Magneto-Optischer Speicher, 3/6/87 "Naturwassenschaft und Technik".

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