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US 2019/0194411 A1Published application
Foam composites
AssigneeXflam Pty Ltd
InventorsWREN BRACEGIRDLE, MICHAEL MONTI, GORDON SMYTH, STEPHEN CLARKE, STEPHEN MCMILLAN, JULIAN GLYNN, MURRAY ORPIN
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Abstract
Polystyrene-phenolic foam composites and precursor compositions are disclosed. The composites exhibit excellent flame resistance properties and may be suitably prepared in standard expanded polystyrene processing equipment.
Claims13
A polystyrene-phenolic foam composite comprising:
- (a) expanded polystyrene;
- (b) cured phenolic resole resin;
- and
- (c) expanded thermoplastic microspheres,
- wherein the composite has a density in the range of 10-40 kg/m3;
- and wherein the composite has a water absorption according to ASTM C272 of 5% by volume or less.
3 more elements
Dependencies are inferred from the claim text.