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US 2011/0257285 A1Published application
Epoxide-based structural foam having improved tenacity
AssigneeHenkel AG & Co. KGaA
InventorsEmilie Barriau, Olaf Lammerschop, Thomas Engels, Xaver Muenz
Life of this patent
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Abstract
Disclosed is a thermally expandable and curable material containing: a) at least one epoxide prepolymer; b) at least one heat-activated curing agent for the prepolymer; c) at least one foaming agent; d) at least one thermoplastic polyurethane or isocyanate; e) at least one block copolymer. Said thermally expandable and curable material can be used for stiffening or reinforcing components.
Claims15
A thermally expandable and curable compound, containing components:
- a) at least one epoxide prepolymer,
- b) at least one heat-activatable hardener for the prepolymer,
- c) at least one blowing agent,
- d) at least one thermoplastic polyurethane or isocyanate, and
- e) at least one block copolymer.
2 more elements
Dependencies are inferred from the claim text.