INTUMESCENT CAULKING COMPOSITIONS AND METHODS

摘要

Embodiments herein include intumescent caulking compositions and methods related thereto. In an embodiment, an intumescent caulking composition is included having a nitrogen phosphorus component and an expandable graphite. The composition can exhibit a char expansion ratio of at least 8, a char strength of at least 8 N, and a caulk rate of greater than 100 gm/min after 1 day. In an embodiment, an intumescent caulking composition is included having at least about 5 wt. % ethylene diamine phosphate, at least about 5 wt. % expandable graphite, and at least about 30 wt. % of an elastomeric binder. In an embodiment, a method of making an intumescent caulking composition is included. In an embodiment, a method of using an intumescent caulking composition is included. In an embodiment, a method of enhancing the fire retardancy of a wall or floor is included. Other embodiments are also included herein.

主权项

1. An intumescent caulking composition comprising:
a nitrogen phosphorus component; an expandable graphite; the composition exhibiting:
a char expansion ratio of at least 8;a char strength of at least 8 N; anda caulk rate of greater than 100 gm/min after 1 day.