Method of contact coating a microneedle array
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United States of America Patent
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Apr 9, 2013
Grant Date -
May 10, 2012
app pub date -
Nov 7, 2011
filing date -
Nov 18, 2004
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Abstract
A method of coating a microneedle array by applying a coating fluid using a flexible film in a brush-like manner. A method of coating a microneedle array comprising: providing a microneedle array having a substrate and a plurality of microneedles; providing a flexible film; providing a coating solution comprising a carrier fluid and a coating material; applying the coating solution onto a first major surface of the flexible film; performing a transfer step of bringing the first major surface of the flexible film into contact with the microneedles and removing the flexible film from contact with the microneedles; and allowing the carrier fluid to evaporate.
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