Method of producing copolymerized polycarbonates

Details Method of producing copolymerized polycarbonates Method of producing copolymerized polycarbonates

1994-11-04

1996-04-23

Seidleck, James J.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528171, 528176, 528179, 528180, 528198, 528200, 528204, C08G 6400

Patent

active

055104509

ABSTRACT:
The object of the present invention is to provide a method of producing copolymerized polycarbonates having improved flow and formability, in addition to excellent mechanical properties, heat resistance, transparency, and color tone.
A method of producing copolymerized polycarbonates by melt polycondensation of two or more aromatic dihydroxy compounds with a carbonate diester, characterized in that

REFERENCES:
patent: 3022272 (1962-02-01), Schnell et al.
patent: 3250744 (1966-05-01), Schnell et al.

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