Back to results
US 12,703,807 B2Granted
Paint composition
AssigneeFlame Security International Pty Ltd
InventorArslan Khalid
Life of this patent
Estimating the term…
Abstract
Fire retardant paint compositions and coatings containing acrylic modified polysiloxane, polyphosphate salt, expandable graphite, and fire retardant additives are provided. The paint compositions find use in protecting a substrate against fire and exhibit excellent adhesion to substrates and long term weather resistance.
Claims9
A fire retardant paint composition comprising:
- a) about 20 wt. % to about 40 wt. % of one or more acrylic modified polysiloxane binders, wherein the one or more acrylic modified polysiloxane binders comprise a siloxane backbone functionalized with about 0.5 wt. % to about 10 wt. % acrylic groups;
- b) about 5 wt. % to about 20 wt. % expandable graphite;
- c) about 5 wt. % to about 20 wt. % of one or both of ammonium polyphosphate or melamine polyphosphate having a solubility in water of less than 2 wt. % at 20° C.;
- d) about 5 wt. % to about 15 wt. % of aluminium trihydrate;
- and
- e) about 10 wt. % to about 30 wt. % water.
3 more elements
Dependencies are inferred from the claim text.