CPC C09D 5/00 (2013.01) [C09D 7/61 (2018.01); C09D 7/69 (2018.01); C09D 191/06 (2013.01); D06M 11/78 (2013.01); C08K 3/04 (2013.01); C08K 3/36 (2013.01); C08K 2201/005 (2013.01); C08K 2201/006 (2013.01); D06M 2101/32 (2013.01); D06M 2200/12 (2013.01)] | 12 Claims |
1. A water-repellent structure, comprising:
a base material; and
a water-repellent layer located on a surface of the base material, wherein
the water-repellent layer contains water-repellent particles including hydrophilic fumed silica, and filler particles including hydrophilic large particle size silica and having an average particle size that is 20 times or more as large as an average particle size of the water-repellent particles, and
a ratio of a BET specific surface area of the filler particles to a BET specific surface area of the water-repellent particles is 2 or more and 20 or less.
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