Aromatic polycarbonate end capped with branched chain alkyl acyl

Details Aromatic polycarbonate end capped with branched chain alkyl acyl Aromatic polycarbonate end capped with branched chain alkyl acyl

1982-06-09

1984-02-14

Anderson, Harold D.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528196, 525462, C08G 6362

Patent

active

044317930

ABSTRACT:
Aromatic polycarbonates end-capped with branched alkyl acyl halides and/or acids from four to seven carbon atoms, inclusive, provide higher heat resistance and better impact resistance after aging at elevated temperature compared with normal alkyl acyl agents. The resins of the invention are injection molded.

REFERENCES:
patent: 3475373 (1969-10-01), Jackson et al.
Chemical Abstracts, vol. 85, 1976, 85:22410r; p. 44.

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