TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Components: At least some of the hydrophobic nanoparticles comprise an alkane, an alkylsilane, a phenylsilane, a fluorosilane and/or a fluorinated polymer surface, and have a mean cross sectional dimension of 5-200 nm, where less than 10 vol.% of the hydrophobic nanoparticles have a cross sectional dimension of greater than 100 nm, and less than 1 vol.% of the hydrophobic nanoparticles have a cross sectional dimension of greater than 200 nm. At least some of the hydrophobic nanoparticles differ from one another in material composition. The hydrophobic nanoparticles have a monomodal particle size distribution. The concentration of the hydrophobic nanoparticles is 0.5-50 mg/ml of coating composition. The solvent comprises at least one 1-4C alcohol, cumulatively present in an amount of 50-98 vol.%. The solvent comprises water in an amount of 50-98 vol.%.    TECHNOLOGY FOCUS - POLYMERS - Preferred Method: The composition is applied by spray coating of at least one coating layer (preferably 8 coating layers) to the substrate, where the concentration of the hydrophobic nanoparticles is 1.5-50 mg/ml of coating composition. The method further comprises applying sufficient energy for a sufficient time to the pre-cured coating layer to convert the amphiphilic pre-cured coating layer to a cured superhydrophobic layer that comprises hydrophobic nanoparticles embedded within a layer of crosslinked hydrophobic silicone-based polymer. The energy is thermal energy. Preferred Components: The amphiphilic silicone-containing dispersing resin comprises an annealable glass resin, and has a concentration of 0.01-10 vol.%. The weight ratio of hydrophobic nanoparticles to amphiphilic silicone-containing dispersion resin is 2:1-10:1. The superhydrophobic coating: has a transmittance of at least 50% (preferably at least 95%) of incident light at the wavelengths of 400-800 nm, and an integrity such that it passes the Adhesion Tape Test of ASTM D3359-09e2 Standard Test Methods for Measuring Adhesion by Tape Test; and comprises hydrophobic nanoparticles conjoined by cured silicone-based polymer, where the weight ratio of the nanoparticles to cured silicone-based polymer is 100:1-1:1. The cured superhydrophobic coating has a water contact angle of at least 150 degrees . The superhydrophobic coating surmounts and adheres to an oxidized silicon wafer. EXAMPLE - No suitable example given.