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US 6,641,649 B2Granted
Fire resistant compositions
AssigneeNovio Phenolic Foam Pty Ltd
InventorsAnthony Jacob John, Per Ingmar Quist
Life of this patent
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Abstract
An aqueous fire resistance treatment composition consisting of water, sodium silicate, a calcined filler and a latent acid catalyst is disclosed. The composition may be applied to cardboard substrates such as corrugated cardboard. The composition is then cured to provide enhanced fire resistance.
Claims16
An aqueous fire resistance treatment composition comprising:
- water;
- a metal silicate selected from an alkali metal silicate or an alkaline earth metal silicate;
- a reactive calcined filler;
- a latent acid catalyst.
1 more element
Dependencies are inferred from the claim text.