Stabilized polyester-polycarbonate blends and stabilization proc

Details Stabilized polyester-polycarbonate blends and stabilization proc Stabilized polyester-polycarbonate blends and stabilization proc

1983-06-09

1984-06-05

Hoke, Veronica P.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524221, 524222, 524223, 524238, 524240, 524291, 524310, C08K 520, C08K 511, C08K 510, C08K 509

Patent

active

044529333

ABSTRACT:
Ester-carbonate interchange in blends of aromatic polycarbonates and poly(alkylene dicarboxylates) is inhibited by adding thereto a hydroxy- or amino-substituted carboxylic acid derivative such as methyl salicylate, malic acid, glycine or dibutyl tartrate.

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patent: 4044073 (1977-08-01), Baron et al.
patent: 4147738 (1979-04-01), Borman
E. A. Joseph et al., "Boiling Water Aging of a Miscible Blend of Polycarbonate and a Polyester", J. Applied Polymer Science, vol. 27, 4807-4819 (1982).
D. C. Wahrmund et al., "Polyester-Polycarbonate Blends, I. Poly(butylene Terephthalate", J. Applied Polymer Science, vol. 22, 2215-2164 (1978).
T. R. Nassar et al., "Polyester-Polycarbonate Blends, II, Poly(ethylene Terephthalate)", J. Applied Polymer Science, vol. 23, 85-99 (1979).

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