Aromatic copolyester carbonate endcapped with chromanyl I compou

Details Aromatic copolyester carbonate endcapped with chromanyl I compou Aromatic copolyester carbonate endcapped with chromanyl I compou

1986-12-23

1988-11-29

Anderson, Harold D.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528198, C08G 6376

Patent

active

047882751

ABSTRACT:
An aromatic copolyestercarbonate having from about 35 to 95 mole percent ester content which comprises isophthalate or isophthalate and terephthalate units, said copolyestercarbonate endcapped with a compound of the formula ##STR1## wherein R.sub.1 -R.sub.8 are independently selected from the group consisting of hydrogen and alkyl radicals of 1-9 carbon atoms and wherein R.sub.5 -R.sub.8 are further independently selected from the group consisting of bromo and chloro.

REFERENCES:
patent: 4238596 (1980-12-01), Quinn

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