Anhydrous dry-cleaning compositions containing polysulfonic acid

Bleaching and dyeing; fluid treatment and chemical modification – Cleaning or laundering – Dry cleaning

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8137, 510285, 510291, 510292, 510295, 510297, 510281, 510282, 510283, 510284, 510277, 510405, 510407, 510409, 510410, 510411, D06L 104

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06036727&

ABSTRACT:
This invention relates to dry-cleaning systems which include anhydrous dry-cleaning compositions which contain polysulfonic acid, and a bag for the cleaning and containment of soiled fabric articles. In a first embodiment, the dry-cleaning compositions includes organic solvents, polysulfonic acid, and not more than about 10 wt % water. In a second embodiment, the dry-cleaning compositions includes organic solvents and polysulfonic acid, and not more than 1 about wt % water. The invention also relates to methods of using the dry-cleaning system and dry-cleaning composition.

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