Fabric treatment compositions containing polysulfonic acid and organic solvent
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United States of America Patent
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Jan 30, 2001
Grant Date -
N/A
app pub date -
Jun 29, 1999
filing date -
Jun 5, 1995
priority date (Note) -
Expired
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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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