Patent ID: 8389455

Claim:
A composition for removing organic resin from inorganic substrates comprising, at least about 30 weight % of an organic solvent or mixture of solvents, and at least one sulfonated polyester at weight % of from about 0.5% to about 99.0%, and at least one additive selected from the group consisting of an ammonium hydroxide, a quaternary ammonium hydroxide, an amine, an alkanolamine, an elemental hydroxide, an elemental alkoxide, and mixtures thereof at a weight % of from about 0.01% to about 99.0%, wherein the solvent is selected from the group consisting of ethylene glycol, diethylene glycol, propylene glycol, diethylene glycol ethyl ether, diethylene glycol methyl ether, diethylene glycol butyl ether, diethylene glycol propyl ether, ethylene glycol propyl ether, ethylene glycol butyl ether and mixtures thereof.