Patent ID: 8206631
Filing Date: 2012-06-26
Classification: B05D,B29C,B29K,B82Y,C09J,Y10T

Abstract:
1. A method of forming a dry adhesive with a structure including a backing layer and a stem, wherein the stem includes first and second ends on opposite sides of the stem, and wherein the first end of the stem is connected to the backing layer, comprising: applying a liquid polymer to the second end of the stem; molding the liquid polymer on the stem in a mold, wherein the mold includes a recess having a cross-sectional area that is less than a cross-sectional area of the second end of the stem; curing the liquid polymer in the mold to form a tip at the second end of the stem, wherein the tip includes a second layer stem; corresponding to the recess in the mold; and removing the tip from the mold after the liquid polymer cures.