oh 2 cbc co 2 g u2192 caco 3 cbc h 2 o u03b4h rx where the subscript cbc indicates the solid gel solution phase a solid of the cbc and u03b4h rx is the enthalpic heat of reaction the water in this reaction is from the cbc matrix and the co 2 is scco 2 so that it does not liquify or solidify t 32 u00b0 c 90 u00b0 f and p 72 atm 1058 psi and readily penetrates the matrix the ca oh 2 is dissolved from the cbc matrix which liberates 56 kilojoules of heat per mole of water formed 56 kj mol or a total of 112 kjs per mole of calcium hydroxide as the enthalpy of reaction as part of the overall reaction free ca 2 sub aq reacts at or near its cbc matrix site with bicarbonate ion to form calcium carbonate calcite the ema model can also be applied to non reactive solvent gas and non reactive solute additives in one embodiment the cbc matrix is first reacted with scco 2 as is discussed in the 39 540 patent astyrene butodiene polymer is then dissolved in scco 2 and the mixture is infused into the already co 2 treated cbc matrix alternatively polymerized rubber is applied to the outside of an already scco 2 treated cbc matrix the polymer is then dissolved in scco 2 and the mixture is infused into the matrix in either case a simple mass transfer of the polymer occurs the application of the scco 2 polymer mixture may have ar gas added to it to increase the diffusivity of the.