Branched, high-molecular weight thermoplastic polycarbonates

Details Branched, high-molecular weight thermoplastic polycarbonates Branched, high-molecular weight thermoplastic polycarbonates

1977-10-26

1980-01-22

Pertilla, Theodore E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 457R, 260 457S, 260DIG24, 528171, 528199, 528202, 528203, C08G 6362, C09K 328

Patent

active

041850092

ABSTRACT:
The invention relates to a process for the preparation of branched, thermoplastic, high-molecular weight and soluble polycarbonates having improved properties, by incorporation of 3,3-bis-(4-hydroxyaryl)-oxindoles as a branching agent. The invention further relates to the polycarbonates obtained in accordance with this process.

REFERENCES:
patent: 3256242 (1966-06-01), Morgan
patent: 3775367 (1973-11-01), Nouvertne

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