2021 Stack Exchange, Inc. user contributions under cc by-sa. RainX or a good wax coating may help but the toilet would need to be clean and dry for best application, and would need to be reapplied periodically. So far I have only been able to locate one of these products. “It doesn’t require harmful or toxic or expensive chemicals. Financial sustainability may be a problem, but at least the materials are believed to have a relatively low environmental impact. There are toilet cleaners containing teflon (I found some results by googling "teflon toilet cleaner") which are supposed to make the porcelain repel stains. https://diy.stackexchange.com/questions/77087/is-there-a-way-to-make-toilet-porcelain-dirt-and-stain-resistant/77088#77088. “I think that is one of the unique advantages of this technology,” says Lillehoj, who was not involved in the research. The researchers say it is more effective than existing hydrophobic, or water-repellent, coatings for toilets, which shed liquid waste well but are less effective for solids. Toilet coating to save water. Admittedly, I sort of mis-read the question. 100ml is enough to protect a medium size shower enclosure, shower tray, wash hand basin and toilet. Or on the seat? This is something that is pretty readily available.” There is some evidence that silicone oil can be an environmental problem in large quantities, but it is generally not seen as being dangerous at the levels suggested in the paper. I don't know of any residential toilets which have this yet, but I suppose that could change in the future. Its inventors call it LESS, or liquid-entrenched smooth surface. I'm not sure if a hydrophobic coating is the most appropriate material here, since it's not water that we're trying to repel from the porcelain. Drop the tablet in your toilet tank to activate powerful detergents that automatically keep your toilet bowl clean between scrubbings. - YouTube $10.77 $ 10. I'd look at cleaning products that are sold to help with mineral deposits. Dry the interior with a cotton cloth, and use a separate cloth to apply the protectant. The Value of a spotLESS Surface. Note how longer a car window stays clean after you visit a car wash with a good after-treatment (waxes mostly), as opposed to when you only wash it by water. And what's more, it's not some super expensive, industrial grade Teflon steel bowl that you have to buy brand new. I have purchased more expensive toilets and with there special coating no sticking takes place or very very little. Tests suggest the coating can withstand up to 500 flushes; however, it needs to be replaced after 50 urinations. These researchers are not the only ones engineering toilet coatings designed to prevent waste from sticking. The hydrophobic polymers that make up the base layer shed water but attract the silicone oil, keeping the lubricant in place for about 500 flushes (after which more silicone must be applied). Any object coated with our NeverWet® super hydrophobic coating literally cannot be touched by liquid. I suspect OP's main need for a brush is not related to urine. This is a spray-on coating that could be applied to basically any existing toilet. Since the toilet is porous in nature, even some of the new ones do not have a coating on them. I've seen these urinals in several locations. I'm sure this problem is present all around the world as toilet brushes are ubiquitous in every toilet I've ever been to. Super-hydrophobic coatings are also found in nature; they appear on plant leaves, such as the Lotus leaf, and some insect wings. The hydrophobic coating is so good I've worn my glasses in a swimming pool (I am very VERY nearsighted) and the water just beads up and you can blow it away. Save 5% more with Subscribe & Save. Lillehoj, who works with medical devices and diagnostics, adds that hospitals could potentially use LESS to prevent bacteria from sticking to surfaces. First, researchers spray the inside of the toilet bowl with a silicone material called polydimethylsiloxane, which forms chains of long, stringy molecules known as polymers. “What brings all of these applications together is the problem that arises from surface contamination,” says Birgitt Boschitsch Stogin, CEO of spotLESS Materials and a recent Ph.D. graduate of Wong’s lab. “We think this can have a big impact, because everyone needs to use the toilet. Co-developed by Jing Wang, a doctoral graduate from Wong's lab, the liquid-entrenched smooth surface (LESS) coating is a two-step spray that, among other applications, can … “But then you have to have the reality check of ‘How does this affect the business model?’ Because it has to be sustainable at the end of the day.”. With … They still need to be regularly cleaned because of all the random stuff people put in urinals, but they almost eliminate water usage and are still very sanitary. (10-20sqm) So What Are You Still Waiting For? But according to Carl Hensman, a senior program officer at the Water, Sanitation and Hygiene program at the Gates Foundation, even the fanciest new throne has to contend with the more fundamental problem of “improving antifouling”—preventing waste from sticking to toilet surfaces. It closes up the tiny microscopic pores in the ceramic and makes it harder for dirt and grime to take hold. Pumie Toilet Bowl Ring Remover, TBR-6, Grey Pumice Stone with Handle, Removes Unsightly Toilet Rings, Stains from Toilets, Sinks, Tubs, Showers, Pools, Safe for Porcelain, 1 Pack. In addition to its water repellent properties, their coating also imparts a surface that doesn't propogate growth of bacteria because of the slippery surface. 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