Hydrolytically stabilized polycarbonates

Details Hydrolytically stabilized polycarbonates Hydrolytically stabilized polycarbonates

1984-09-14

1986-03-18

Anderson, Harold D.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524108, 524111, 524601, 524604, 524611, C08L 6900

Patent

active

045769826

ABSTRACT:
Thermoplastic composition exhibiting improved hydrolytic stability comprised of in physical admixture at least one aromatic carbonate polymer and an effective hydrolytic stabilizing amount of at least one compound represented by the general formula ##STR1## wherein R and R.sup.1 are independently selected from hydrogen, monovalent hydrocarbon radicals, and monovalent hydrocarbonoxy radicals.

REFERENCES:
patent: 3028365 (1962-04-01), Schnell et al.
patent: 3989672 (1976-11-01), Vestergaard

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