Blast mitigation foam concentrates and foams made therefrom
AssigneeNational Technology & Engineering Solutions of Sandia, LLC
InventorsPatrick D. Burton, Mark D. Tucker, Keith E. Frakes
Life of this patent
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Abstract
The present disclosure is directed to highly concentrated foam formulations for blast suppression and dispersion mitigation. for use in responding to a terrorism incident involving a blast dispersion device. The foam formulation is more concentrated and more stable than current blast suppression foams, which reduces the logistics burden on the user.
Claims36
A blast foam concentrate, consisting essentially of:
- an anionic surfactant foaming agent;
- an anionic polymer;
- a nonionic polymer;
- a fatty alcohol foam stabilizer;
- a dispersing agent;
- and
- 1-4 wt % water;
- wherein the blast foam concentrate contains no water-soluble or water-miscible alcohols.
A blast foam concentrate, consisting essentially of:
- 30-50 wt % anionic surfactant foaming agent;
- 5-15 wt % polymer component comprising an anionic and a nonionic polymer;
- greater than 0 wt % to 5 wt % of a fatty alcohol foam stabilizer;
- 25-45 wt % dispersing agent;
- and
- 1-4 wt % water;
- wherein the blast foam concentrate contains no water-soluble or water-miscible alcohols.
A blast foam solution comprising a mixture of between 1% and 3% (by volume) blast foam concentrate and remainder (by volume) water;
- wherein the blast foam concentrate consists essentially of:
- an anionic surfactant foaming agent;
- an anionic polymer;
- a nonionic polymer;
- a fatty alcohol foam stabilizer;
- a dispersing agent;
- and
- water;
- wherein the blast foam concentrate contains no water-soluble or water-miscible alcohols.
Dependencies are inferred from the claim text.