Heat stabilized polycarbonate resin

Details Heat stabilized polycarbonate resin Heat stabilized polycarbonate resin

1974-11-06

1978-02-28

Jacobs, Lewis T.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 457PH, 260 4585R, C08R 500

Patent

active

040766861

ABSTRACT:
An unpigmented polycarbonate composition stabilized against heat degradation by employing in admixture therewith a minor amount of a phosphite which may be either a diaryl hydrogen phosphite, a dialkyl hydrogen phosphite or an alkyl aryl hydrogen phosphite or mixtures thereof. The composition may also have included with it particular epoxy compounds.

REFERENCES:
patent: 2975150 (1961-03-01), Johnson
patent: 3305520 (1967-02-01), Fritz et al.
patent: 3448067 (1969-03-01), Penneck
patent: 3489716 (1970-01-01), Calkins
patent: 3498946 (1970-03-01), Calkins
patent: 3525706 (1970-08-01), Calkins
patent: 3660331 (1972-05-01), Ludwig

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