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US 6,187,108 B1Granted
Alkylene carbonate-based cleaners
AssigneeHuntsman Petrochemical Corporation
InventorsJames R. Machac, Jr., Edward T. Marquis
Life of this patent
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Abstract
Process useful to clean and remove uncured resins. The resins to be treaded include epoxy, polyester (fiberglass) and polyurethane foam. The compositions include alkylene carbonate, including propylene and ethylene carbonate.
Claims28
A process useful for the removal of uncured components from a substrate wherein the uncured components were used in the preparation of a polymer, comprising:
- applying a cleaning composition to the residue in an amount sufficient to dissolve at least a portion of the uncured components, wherein the cleaning composition comprises an alkylene carbonate.
Dependencies are inferred from the claim text.