Patent ID: 8824162
Filing Date: 2014-09-02
Classification: B05D,H05K

Abstract:
1. A housing; a moisture-sensitive component in the housing; and a moisture guiding structure within the housing that is formed from patterned coatings, wherein the patterned coatings comprise a hydrophilic coating layer that attracts moisture and a hydrophobic coating layer that repels moisture, wherein the hydrophilic and hydrophobic coating layers direct moisture away from the moisture-sensitive component, wherein the hydrophilic coating layer comprises a material selected from the group consisting of: metal oxide, material in which metal oxide particles have been incorporated within a binder, polyurethane, and polyethylene oxide, and wherein the hydrophobic coating layer comprises a material selected from the group consisting of: parylene, silicone, and polytetrafluoroethylene.