Polyarylene ether copolymer
AssigneeBASF SE
InventorsMartin Weber, Christian Maletzko, Rene Backes
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Abstract
A polyarylene ether copolymer comprising i) at least one block comprising in polymerized form A) isosorbide, isomannide, isoidide or a mixture thereof and B) at least one unit comprising at least one difunctional compound comprising at least one dichlorodiaryl sulfone, a dichlorodiaryl ketone or a mixture thereof and ii) at least one block comprising in polymerized form C) at least one polyalkylene oxide, a process for its preparation and its use in the preparation of coatings, films, fibers, foams, membranes or molded articles.
Claims17
A polyarylene ether copolymer comprising
- i) at least one block comprising in polymerized form
- A) isosorbide, isomannide, isoidide or a mixture thereof and
- B) at least one unit comprising at least one difunctional compound comprising at least one dichlorodiaryl sulfone, a dichlorodiaryl ketone or a mixture thereof and
- ii) at least one block comprising in polymerized form
- C) at least one polyalkylene oxide.
A process for the preparation of a polyarylene ether copolymer comprising reacting
- a) isosorbide, isomannide, isoidide or a mixture thereof and
- b) at least one difunctional compound comprising a dichlorodiaryl sulfone, a dichloodiaryl ketone or a mixture thereof with
- c) at least one polyalkylene oxide.
Dependencies are inferred from the claim text.