Of the many compositions provided herein, an embodiment includes a foamed
cement composition comprising a cementitious component, an oil-swellable
particle comprising at least one swellable elastomer selected from the
group consisting of acrylate butadiene rubber, polyacrylate rubber,
isoprene rubber, choloroprene rubber, butyl rubber, brominated butyl
rubber, chlorinated butyl rubber, chlorinated polyethylene, neoprene
rubber, styrene butadiene block copolymer, sulphonated polyethylene,
ethylene acrylate rubber, epichlorohydrin ethylene oxide copolymer,
ethylene-propylene rubber, ethylene vinyl acetate copolymer,
fluorosilicone rubber, silicone rubber, and combinations thereof, a
foaming and stabilizing surfactant, gas, and water. Another embodiment
includes a foamed cement composition comprising a cementitious component,
an oil-swellable particle comprising a block copolymer of styrene
butadiene rubber, a foaming and stabilizing surfactant, and gas.