# Super hydrophobic Coatings

**URL:** <https://boards.straightdope.com/t/super-hydrophobic-coatings/722272>\
**Category:** Factual Questions\
**Created:** [June 11, 2015, 5:43pm UTC](https://boards.straightdope.com/t/super-hydrophobic-coatings/722272 "2015-06-11T17:43:43Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![HoneyBadgerDC](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/honeybadgerdc/32/1033_2.png) [@HoneyBadgerDC](https://boards.straightdope.com/u/HoneyBadgerDC)\
**Post date:** [June 11, 2015, 5:43pm UTC](https://boards.straightdope.com/t/super-hydrophobic-coatings/722272/1 "2015-06-11T17:43:43Z")

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I watched a video on super hydrophobic coating today and it just blew me away. Is it as good as it appears to be? This seems like a world changing technology. What am I missing?

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**Author:** ![Mangetout](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/mangetout/32/19_2.png) [@Mangetout](https://boards.straightdope.com/u/Mangetout)\
**Post date:** [June 11, 2015, 6:11pm UTC](https://boards.straightdope.com/t/super-hydrophobic-coatings/722272/2 "2015-06-11T18:11:28Z")

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Generally, they havent been very hardwearing, so they have trouble making the transition to being useful products, but there are now some advances being made in that area.

> **[Tough self-cleaning coating sticks it to stains](https://www.chemistryworld.com/news/tough-self-cleaning-coating-sticks-it-to-stains/8341.article)**
>
> Superhydrophobic ‘paint’ can be sprayed or dip-coated onto cotton, glass and metal and survives sandpaper abrasion