Polyphenylene-poly(aryl ether sulfone) blends, articles and method
AssigneeSolvay Advanced Polymers, L.L.C.
InventorsNikica Maljkovic, Roy L. Carter, David B. Thomas, Leslie J. Myrick, Todd S. Rushing
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Abstract
Compositions comprising blends of polyphenylene and poly(aryl ether sulfone) and methods for making such blends are disclosed. Miscible blends of polyphenylene and poly(aryl ether sulfone) are also disclosed. The blends are useful in numerous applications such as in the preparation of articles and of foams having reduced density.
Claims1
A foam comprising a blend of a polyphenylene and a poly(aryl ether sulfone), wherein the polyphenylene is a polyphenylene copolymer consisting of structural units derived from 60-95 mole % p-dichlorobenzophenone and 40-5 mole % m-dichlorobenzene and the poly(aryl ether sulfone) consists of structural units of formula
- wherein the wt./wt. ratio of the polyphenylene to the poly(aryl ether sulfone) is 5:95-20:80.
Dependencies are inferred from the claim text.