Blend of polycarbonate capped with phenolic chain terminator mix

Details Blend of polycarbonate capped with phenolic chain terminator mix Blend of polycarbonate capped with phenolic chain terminator mix

1990-09-07

1992-02-25

Anderson, Harold D.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C08L 6900

Patent

active

050914820

ABSTRACT:
A polycarbonate having a principal chain comprising a repeating unit represented by the formula: ##STR1## (a) a substituted phenoxy group represented by the formula (II) ##STR2## (wherein A is as defined in the appended specification) and (b) p-tert-butyl phenoxy group represented by the formula (III) ##STR3## and/or the phenoxy group represented by the formula (IV) ##STR4## bonded to the terminals thereof in the ratio of (a) 10 to 99 mole percent of the said substituted phenoxy group, and (b) 90 to 1 mole percent of p-tert-butylphenoxy group and/or phenoxy group. This polycarbonate has so high a fluidity and an impact resistance that it is moldable into thin or complex shapes.

REFERENCES:
patent: 4977233 (1990-12-01), Okamoto et al.

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