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US 6,646,027 B2Granted
High modulus polyether sulfone compositions with improved impact
AssigneeGeneral Electric Company
InventorRobert R. Gallucci
Life of this patent
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Abstract
The invention relates to a thermoplastic resin with improved impact strength comprising a) a thermoplastic polyether sulfone resin and b) glass fibers treated with a polyolefin wax. The polyolefin wax may be polyethylene wax, polypropylene wax, polyethylene-propylene wax, or polyethylene-butylene wax. The polyethersulfone resin glass blend has high modulus and improved impact strength.
Claims17
A thermoplastic resin composition, comprising:
- a thermoplastic polyether sulfone resin derived from biphenol and an aryl sulfone;
- and
- glass fibers treated with a coating agent comprising at least 50 weight percent of a polyolefin wax, wherein the polyolefin wax comprises polyethylene wax, polypropylene wax, polyethylene-propylene wax, or polyethylene-butylene wax.
Dependencies are inferred from the claim text.