National Starch and Chemical
Investment Holding Corp. has received
a patent for a method for retarding the
spread of fire comprising the step of
coating an object with a composition
comprising a material which retains an
amount of water effective to protect a
coated substrate from spread of fire for
at least 115 seconds and produces carbon
dioxide upon exposure to heat, a
rheology modifying agent containing
carboxyl groups, optionally a synthetic
additive and, optionally a foam generator,
wherein the material which
produces carbon dioxide comprises at
least one (hydroxyalkyl)urea