Elastomeric segmented hydrophilic polyetherurethane based lubricious coatings
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United States of America Patent
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Feb 5, 1991
Grant Date -
N/A
app pub date -
May 4, 1989
filing date -
May 4, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A coating composition for an article surface includes a uniform blend of an elastomeric segmented hydrophilic polyetherurethane and a hydrophilic polymer, such as polyvinylpyrrolidone. The invention includes a method for rendering an article surface lubricious which includes coating the composition onto the article surface and contacting the coated surface with an aqueous liquid.
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