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US 4,362,570 AGranted
Solvent mixture for removing polysulfide and silicone rubber coatings
AssigneeThe United States of America as represented by the Secretary of the Air Force
InventorJohn J. Elwell
Life of this patent
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Abstract
A solvent for dissolving and removing polysulfide and polysilicone rubber coatings from a metal substrate. The solvent is composed of a mixture of dichloromethane and a minor amount of a chlorotrimethylsilane.
Claims1
A solvent solution for effectively removing a cured, polysulfide or silicone rubber, protective coating formulation from a substrate, said solvent solution consisting essentially of a mixture of about 94 volume percent dichloromethane and about 6 volume percent chlorotrimethylsilane.
Dependencies are inferred from the claim text.