Catalytic melt preparation of polycarbonate with subsequent addi

Details Catalytic melt preparation of polycarbonate with subsequent addi Catalytic melt preparation of polycarbonate with subsequent addi

1992-06-24

1994-04-26

Anderson, Harold D.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

524107, 524115, 524155, 524158, 524165, 524611, 524745, 524746, 528487, C08G 6440

Patent

active

053068017

ABSTRACT:
The present invention relates to a polycarbonate production method. More specifically, it relates to a polycarbonate production method that is capable of preparing polycarbonates which have excellent residence stability such as hue stability and heat stability at the time of molding, and which have particularly outstanding water resistance.

REFERENCES:
patent: 3489716 (1970-01-01), Calkins
patent: 4450249 (1984-05-01), Schmidt et al.

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