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US 5,456,948 AGranted
Nonflammable lubricious composition
AssigneeMinnesota Mining and Manufacturing Company
InventorsTodd R. Mathisen, Scott D. Thomas
Life of this patent
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Abstract
A nonflammable composition that is useful for applying silicone lubricants to the surfaces of medical articles is described. The composition includes a highly fluorinated organic compound, a fluorine-free solvent, and a silicone lubricant.
Claims14
A method of applying a silicone lubricant to a surface of an article, comprising the steps of
- (a) coating a surface of said article with a nonflammable liquid composition comprising a silicone lubricant;
- a fluorine-free solvent in which said silicone lubricant is soluble;
- and a highly fluorinated organic compound selected from the group consisting of hydrochlorofluorocarbons, hydrofluorocarbons and chlorine-free perfluorocarbons;
- wherein said liquid composition comprises an amount of said highly fluorinated organic compound sufficient to render the composition nonflammable;
- and
- (b) evaporating said highly fluorinated organic compound and said fluorine-free solvent.
3 more elements
Dependencies are inferred from the claim text.